Galaxy Forum USA 2016 - Prof Imke de Pater, UC BerkeleyILOAHawaii
Background:
Galaxy Forum is the primary education and outreach initiative of ILOA, it is an architecture designed to advance 21st Century science, education, enterprise and development around the world.
Galaxy Forums are public events specifically geared towards high school teachers, educators, astronomers of all kinds, students and the general public. Presentations are provided by experts in the fields of astrophysics / galaxy research, space exploration and STEM education, as well as related aspects of culture and traditional knowledge. Interactive panel discussions allow for community participation and integration of local perspectives.
Stats:
Almost 70 Galaxy Forums, with a total of about 300 presentations to date.
Held in 26 locations worldwide including Hawaii, Silicon Valley, Canada, China, India, Southeast Asia, Japan, Europe, Africa, Chile, Brazil, Kansas and New York.
Started with Galaxy Forum USA, July 4, 2008 in Silicon Valley, California.
International Lunar Observatory Association (ILOA) is an interglobal enterprise incorporated in Hawaii as a 501(c)(3) non-profit to expand human knowledge of the Cosmos through observation from our Moon and to participate in internationally cooperative lunar base build-out, with Aloha – the spirit of Hawai`i.
Galaxy Forum SEA 2016 Malaysia - Hakim MalasanILOAHawaii
The 1st Galaxy Forum in Malaysia is being held in cooperation with the Space Science Centre at the National University of Malaysia in Kuala Lumpur. The event will be held in Dewan Kuliah Tun Abdullah Mohd Salleh Hall. ANGKASA was founded as a multidisciplinary research institute conducting teaching at postgraduate level and research in the field of;
Space Science: Astronomy, astrophysics, astrobiology, space chemistry, geology and meteorology of the planet
Space Technology: Design and installation of systems for communication, control and drive for rocket and spacecraft
Space Technology Applications: Covering meteorologists field, environmental management, disaster management and land use
Space Governance: Space law and international relations associated with the exploration and use of space
Galaxy Forum is the primary education and outreach initiative of the International Lunar Observatory Association, an architecture designed to advance 21st Century science, education, enterprise and development.
Galaxy Forums are public events specifically geared towards high school teachers, educators, astronomers of all kinds, students and the general public. Presentations are provided by experts in the fields of astrophysics / galaxy research, space exploration and STEM education, as well as related aspects of culture and traditional knowledge. Interactive panel discussions allow for community participation and integration of local perspectives.
Sixty-five Galaxy Forums with a total of almost 300 presentations have been held in 26 locations worldwide (since Galaxy Forum USA, July 4, 2008) including Hawaii, Silicon Valley, Canada, China, India, Southeast Asia, Japan, Europe, Africa, Chile, Brazil, Kansas and New York.
ILOA Galaxy Forum SEA Thailand -- NEO and Space Debris, KirdkaoILOAHawaii
The 4th Regional Galaxy Forum Southeast Asia is taking place at the Science Centre for Education at the Bangkok Planetarium in collaboration between ILOA, National Astronomical Research Institute of Thailand (NARIT) and Geo-Informatics and Space Technology Development Agency (GISTDA).
Thailand is a leader in the region for Astronomy and Satellite Technology.
NARIT is a national research organization for astronomy in Thailand enabling the development of a collaborative research network both regionally and globally, and aiming at developing and strengthening knowledge in astronomy at an international level. They also ally with public and private observatories and other institutions around the World to pursue excellence in scientific research, education and public outreach.
A ppt to present small satellite like microsat,nanosat(JUGNU by IIT Kanpur) and Picosat.
in short i like to say Small satellite is that which weighs below 100 kg........for more pls read slides.
Satellite communication, in telecommunications, the use of artificial satellites to provide communication links between various points on Earth. Satellite communications play a vital role in the global telecommunications system. Approximately 2,000 artificial satellites orbiting Earth relay analog and digital signals carrying voice, video, and data to and from one or many locations worldwide.
Satellite communication has two main components: the ground segment, which consists of fixed or mobile transmission, reception, and ancillary equipment, and the space segment, which primarily is the satellite itself. A typical satellite link involves the transmission or up linking of a signal from an Earth station to a satellite. The satellite then receives and amplifies the signal and retransmits it back to Earth, where it is received and reamplified by Earth stations and terminals. Satellite receivers on the ground include direct-to-home (DTH) satellite equipment, mobile reception equipment in aircraft, satellite telephones, and handheld devices.
ILOA Galaxy Forum Hawaii 2016 - Steve DurstILOAHawaii
Background:
Galaxy Forum is the primary education and outreach initiative of ILOA, it is an architecture designed to advance 21st Century science, education, enterprise and development around the world.
Galaxy Forums are public events specifically geared towards high school teachers, educators, astronomers of all kinds, students and the general public. Presentations are provided by experts in the fields of astrophysics / galaxy research, space exploration and STEM education, as well as related aspects of culture and traditional knowledge. Interactive panel discussions allow for community participation and integration of local perspectives.
Stats:
More than 70 Galaxy Forums, with over 300 presentations to date.
Held in 26 locations worldwide including Hawaii, Silicon Valley, Canada, China, India, Southeast Asia, Japan, Europe, Africa, Chile, Brazil, Kansas and New York.
Started with Galaxy Forum USA, July 4, 2008 in Silicon Valley, California.
International Lunar Observatory Association (ILOA) is an interglobal enterprise incorporated in Hawaii as a 501(c)(3) non-profit to expand human knowledge of the Cosmos through observation from our Moon and to participate in internationally cooperative lunar base build-out, with Aloha – the spirit of Hawaii.
Galaxy Forum USA 2016 - Prof Imke de Pater, UC BerkeleyILOAHawaii
Background:
Galaxy Forum is the primary education and outreach initiative of ILOA, it is an architecture designed to advance 21st Century science, education, enterprise and development around the world.
Galaxy Forums are public events specifically geared towards high school teachers, educators, astronomers of all kinds, students and the general public. Presentations are provided by experts in the fields of astrophysics / galaxy research, space exploration and STEM education, as well as related aspects of culture and traditional knowledge. Interactive panel discussions allow for community participation and integration of local perspectives.
Stats:
Almost 70 Galaxy Forums, with a total of about 300 presentations to date.
Held in 26 locations worldwide including Hawaii, Silicon Valley, Canada, China, India, Southeast Asia, Japan, Europe, Africa, Chile, Brazil, Kansas and New York.
Started with Galaxy Forum USA, July 4, 2008 in Silicon Valley, California.
International Lunar Observatory Association (ILOA) is an interglobal enterprise incorporated in Hawaii as a 501(c)(3) non-profit to expand human knowledge of the Cosmos through observation from our Moon and to participate in internationally cooperative lunar base build-out, with Aloha – the spirit of Hawai`i.
Galaxy Forum SEA 2016 Malaysia - Hakim MalasanILOAHawaii
The 1st Galaxy Forum in Malaysia is being held in cooperation with the Space Science Centre at the National University of Malaysia in Kuala Lumpur. The event will be held in Dewan Kuliah Tun Abdullah Mohd Salleh Hall. ANGKASA was founded as a multidisciplinary research institute conducting teaching at postgraduate level and research in the field of;
Space Science: Astronomy, astrophysics, astrobiology, space chemistry, geology and meteorology of the planet
Space Technology: Design and installation of systems for communication, control and drive for rocket and spacecraft
Space Technology Applications: Covering meteorologists field, environmental management, disaster management and land use
Space Governance: Space law and international relations associated with the exploration and use of space
Galaxy Forum is the primary education and outreach initiative of the International Lunar Observatory Association, an architecture designed to advance 21st Century science, education, enterprise and development.
Galaxy Forums are public events specifically geared towards high school teachers, educators, astronomers of all kinds, students and the general public. Presentations are provided by experts in the fields of astrophysics / galaxy research, space exploration and STEM education, as well as related aspects of culture and traditional knowledge. Interactive panel discussions allow for community participation and integration of local perspectives.
Sixty-five Galaxy Forums with a total of almost 300 presentations have been held in 26 locations worldwide (since Galaxy Forum USA, July 4, 2008) including Hawaii, Silicon Valley, Canada, China, India, Southeast Asia, Japan, Europe, Africa, Chile, Brazil, Kansas and New York.
ILOA Galaxy Forum SEA Thailand -- NEO and Space Debris, KirdkaoILOAHawaii
The 4th Regional Galaxy Forum Southeast Asia is taking place at the Science Centre for Education at the Bangkok Planetarium in collaboration between ILOA, National Astronomical Research Institute of Thailand (NARIT) and Geo-Informatics and Space Technology Development Agency (GISTDA).
Thailand is a leader in the region for Astronomy and Satellite Technology.
NARIT is a national research organization for astronomy in Thailand enabling the development of a collaborative research network both regionally and globally, and aiming at developing and strengthening knowledge in astronomy at an international level. They also ally with public and private observatories and other institutions around the World to pursue excellence in scientific research, education and public outreach.
A ppt to present small satellite like microsat,nanosat(JUGNU by IIT Kanpur) and Picosat.
in short i like to say Small satellite is that which weighs below 100 kg........for more pls read slides.
Satellite communication, in telecommunications, the use of artificial satellites to provide communication links between various points on Earth. Satellite communications play a vital role in the global telecommunications system. Approximately 2,000 artificial satellites orbiting Earth relay analog and digital signals carrying voice, video, and data to and from one or many locations worldwide.
Satellite communication has two main components: the ground segment, which consists of fixed or mobile transmission, reception, and ancillary equipment, and the space segment, which primarily is the satellite itself. A typical satellite link involves the transmission or up linking of a signal from an Earth station to a satellite. The satellite then receives and amplifies the signal and retransmits it back to Earth, where it is received and reamplified by Earth stations and terminals. Satellite receivers on the ground include direct-to-home (DTH) satellite equipment, mobile reception equipment in aircraft, satellite telephones, and handheld devices.
ILOA Galaxy Forum Hawaii 2016 - Steve DurstILOAHawaii
Background:
Galaxy Forum is the primary education and outreach initiative of ILOA, it is an architecture designed to advance 21st Century science, education, enterprise and development around the world.
Galaxy Forums are public events specifically geared towards high school teachers, educators, astronomers of all kinds, students and the general public. Presentations are provided by experts in the fields of astrophysics / galaxy research, space exploration and STEM education, as well as related aspects of culture and traditional knowledge. Interactive panel discussions allow for community participation and integration of local perspectives.
Stats:
More than 70 Galaxy Forums, with over 300 presentations to date.
Held in 26 locations worldwide including Hawaii, Silicon Valley, Canada, China, India, Southeast Asia, Japan, Europe, Africa, Chile, Brazil, Kansas and New York.
Started with Galaxy Forum USA, July 4, 2008 in Silicon Valley, California.
International Lunar Observatory Association (ILOA) is an interglobal enterprise incorporated in Hawaii as a 501(c)(3) non-profit to expand human knowledge of the Cosmos through observation from our Moon and to participate in internationally cooperative lunar base build-out, with Aloha – the spirit of Hawaii.
Presentation on Satellite Communication
Presentation on Satellite Communication
Outlines:
History
Definition
Communication system
Architecture
Operation of satellite
Elements
>Space Segment
>Ground Segment
Earth Stations
Digital Earth Station
Orbits
Geostationary Orbit (GSO)
Non-Geostationary Orbit (NGSO)
Different Satellite Communications : Services
Advantages OF SATELLITE COMMUNICATION
Applications OF SATELLITE COMMUNICATION
Future
Conclusion
The Roman Empire A Historical Colossus.pdfkaushalkr1407
The Roman Empire, a vast and enduring power, stands as one of history's most remarkable civilizations, leaving an indelible imprint on the world. It emerged from the Roman Republic, transitioning into an imperial powerhouse under the leadership of Augustus Caesar in 27 BCE. This transformation marked the beginning of an era defined by unprecedented territorial expansion, architectural marvels, and profound cultural influence.
The empire's roots lie in the city of Rome, founded, according to legend, by Romulus in 753 BCE. Over centuries, Rome evolved from a small settlement to a formidable republic, characterized by a complex political system with elected officials and checks on power. However, internal strife, class conflicts, and military ambitions paved the way for the end of the Republic. Julius Caesar’s dictatorship and subsequent assassination in 44 BCE created a power vacuum, leading to a civil war. Octavian, later Augustus, emerged victorious, heralding the Roman Empire’s birth.
Under Augustus, the empire experienced the Pax Romana, a 200-year period of relative peace and stability. Augustus reformed the military, established efficient administrative systems, and initiated grand construction projects. The empire's borders expanded, encompassing territories from Britain to Egypt and from Spain to the Euphrates. Roman legions, renowned for their discipline and engineering prowess, secured and maintained these vast territories, building roads, fortifications, and cities that facilitated control and integration.
The Roman Empire’s society was hierarchical, with a rigid class system. At the top were the patricians, wealthy elites who held significant political power. Below them were the plebeians, free citizens with limited political influence, and the vast numbers of slaves who formed the backbone of the economy. The family unit was central, governed by the paterfamilias, the male head who held absolute authority.
Culturally, the Romans were eclectic, absorbing and adapting elements from the civilizations they encountered, particularly the Greeks. Roman art, literature, and philosophy reflected this synthesis, creating a rich cultural tapestry. Latin, the Roman language, became the lingua franca of the Western world, influencing numerous modern languages.
Roman architecture and engineering achievements were monumental. They perfected the arch, vault, and dome, constructing enduring structures like the Colosseum, Pantheon, and aqueducts. These engineering marvels not only showcased Roman ingenuity but also served practical purposes, from public entertainment to water supply.
Model Attribute Check Company Auto PropertyCeline George
In Odoo, the multi-company feature allows you to manage multiple companies within a single Odoo database instance. Each company can have its own configurations while still sharing common resources such as products, customers, and suppliers.
The Indian economy is classified into different sectors to simplify the analysis and understanding of economic activities. For Class 10, it's essential to grasp the sectors of the Indian economy, understand their characteristics, and recognize their importance. This guide will provide detailed notes on the Sectors of the Indian Economy Class 10, using specific long-tail keywords to enhance comprehension.
For more information, visit-www.vavaclasses.com
How to Create Map Views in the Odoo 17 ERPCeline George
The map views are useful for providing a geographical representation of data. They allow users to visualize and analyze the data in a more intuitive manner.
Read| The latest issue of The Challenger is here! We are thrilled to announce that our school paper has qualified for the NATIONAL SCHOOLS PRESS CONFERENCE (NSPC) 2024. Thank you for your unwavering support and trust. Dive into the stories that made us stand out!
1.4 modern child centered education - mahatma gandhi-2.pptx
Iloa ngizani2020
1. The Hellenic Radio Telescope THERMOpYlae
THERMOpYlae
School of Science & Technology
Hellenic Open University
On behalf of the scientific team
Nectaria Gizani
Radio astronomy
from the Moon
&
2. • Alternative way to obtain a state of the art radio telescope,
which would have been un-affordable otherwise
• On-going research and development projects among radio
astronomers and engineers in various countries (developing+
developed countries, eg. Ghana,UK) to convert telecomn
antennas into radio telescopes + develop countries via Radio
astronomy
Global network
• Conversion of redundant telecoms instruments: various dish
designs, manufacturers, diameters, mechanics, electrical,
software physical environments, RFI, problems resulting from
social environments, etc
not a trivial task
Dish Conversion
3. The Hellenic Conversion
Project of ThermopYlae
Belongs to Global Network of converted
Large Satellite Antennas
Collaborations accomplished w New Zealand – 1984 (completed)
SARAO ++
4. Nippon Electric Co. (NEC)
1982
Used for
monopulse
Auto
tracking
of geosta
tionary
satellite
signals
at 4 GHz
5. elevation-over-azimouth wheel-and-
track mount, MARK IV-B
Antenna:
Cassegrain, beam-waveguide
drive system:
Electric-servo, dual train for
antibacklash
C-band (T/R)
Transmission band ~6 GHz
Reception band ~4 GHz
Dual circularly polarized signals
primary mirror: ~32 m
Subreflector: ~ 2.9 m
azimuth working range:
− 170o to +170o
elevation range: 0o to 90o
Description
6. Antenna Feed Subsystem
Mark IV-B: 4 reflector
beam guide feed system
Composite feed fixed
on floor of foundation
building
communication
equipment installed in
same building
13. Very well maintained equipment
Telecommunication Company
Maintenance:
Cleaning, lubrication and
greasing mechanical parts
Electricity
security
14. Done so far – Future
1) Feasibility Report – 1st iteration done
for example, need to check mechanical parts
2) Some preliminary RFI measurements with and
omnidirectional antenna initially
Up to 15 GHz, no other RFI except from mobile emission –
reception band
15. make detailed RFI measurements
(eg. towards antenna pointing directions)
and monitoring
Upgradable spectrum and network analyzer – up to 9GHz – with a
directional antenna
Of course need to:
16. Done so far → Future
3) in Greece →
Report technical recommendations
In conclusion we think that Thermopylae I antenna is in
an excellent position to become a radio telescope soon, if funding
is secured. We are very optimistic from the assessment of what we
have seen, and we have offered further assistance in any possible way.
4) Trip to Institute of Radioastronomy, AUT, Auckland, NZ
Know – how on our sister antenna conversion
17. 5) Using existing C-band feed system check with the spectrum analyzer
what we can detect/measure
Emilio Enriquez + Nectaria Gizani
Set up
18. 7) point to astrophysical sources and check with the spectrum analyzer
what we can detect/measure
SUN
22. Stations used:
[['EFSLBERG' '50.336028' '6.884439' '5']
['ONSALA' '57.2184' '11.92' '6']
['YEBES' '40.524669' '-3.086861' '8']
['GBT' '38.433131' '-79.839839' '9']
['VLBA_NL' '41.7713888889' '-90.4261111111' '13']
['VLBA-FD' '30.635' '-102.055277778' '14']
['VLBA-LA' '35.775' '-105.754444444' '15']
['VLBA-PT' '34.3008333333' '-107.880833333' '16']
['VLBA-KP' '31.9561111111' '-110.387777778' '17']
['VLBA-OV' '37.2313888889' '-117.723055556' '18']
['VLBA-BR' '48.1311111111' '-118.316944444' '19']
['VLBA-MK' '19.8011111111' '-154.544722222' '20']
['SRT' '39.493056' '-9.244722' '100']]
UV – plots w and w/out ThermopYlae
By Emilio Enriquez
W
H
y
the
H
E
LL
E
N
I
C
A
N
T
E
N
N
A
23. W ThermpYlae
Hellenic antenna:
• fill in the inner region "large scale structure".
• provides some of the largest baselines higher angular resolution
1.67 GHz
Enriquez & Gizani
Sagittarius A
26. Future Plans
• Follow JJ suggestions
• Higher frequencies (≥10 GHz) S-, X- bands
• Install dual polarization 6 GHz receiver, bandwidth 300MHz -
6′.5 resoln → detect fringes, Pointing and sensitivity
measurements
• Implement interface of the control system – PLC,
(movement of antenna, limit switches)
Allow for azimuth movement +/- 270o
implement software to allow tracking in celestial coordinate system
Ultra wide Band Receiver?
27. Check
• Mechanical Parts
• Dish surface accuracy, gravitational deformation
Photogrammetry
most likely by New Year
Together w mechanical part checking
28. Future Plans
In Operation
- Stand-alone single dish observations
(Total Intensity & Polarization, continuum + spectral line mode)
- operate the antenna at L-band, 23′.6 resoln ??
– need detailed RFI monitoring
- Linked in the Very Long Baseline Interferometry
(Total Intensity & Polarization, continuum + spectral line mode, eg. EVN, VLBI)
→ increase sensitivity of interferometer
Other Functionalities
- Deep space telecommunications
- SETI searches – commensal and dedicated ::
Breakthrough Listen Project - backend
29.
30. Radio astronomy from the Moon
Why – Science: Far side Moon best place to monitor low-frequency radio waves
Earth: below 10 to 30 MHz radiation blocked by the atmosphere
too much interference from human activity (eg. maritime communication
and short-wave broadcasting,
ionosphere blocks the longest wavelengths
https://sci.esa.int/documents/34375/36249/1567260083880-ESA-CAS-workshop1_poster7_Radioastronomy-Science-from-the-Moon_P-Zarka.pdf
learn about Dark Ages and the Cosmic Dawn by mapping extremely remote
hydrogen clouds
33. All sky Radio telescope - distributed
aperture of 9 satellites, each with tripole
antennas
1 central Mothership, 8 spherically
distributed Daughters
LC low-cost, low maintenance formation of
slowly moving spacecrafts, in low relative –
drift orbit
provide the first extragalactic low-
frequency survey with high sensitivity
(~55 mJy /year) and high resolution (1.1
arcmin @ 30 km): could detect up to 2
million new sources ++.
Three main observing modes:
a) All-Sky Imaging with omnidirectional
spatial resolution, time resolution of 1-10
seconds, frequency range from
0.1 MHz up to 30 MHz,
b) Rapid Burst Monitoring using all sky
imaging and 100 ms integrations for
responding to rapid solar and galactic
events,
c) Targeted Burst Monitoring, a
beamforming mode to phase the array for
observation of transient radio sources and
variable planetary emissions.
SURO-LC
Provide overlap region @ (20-30) MHz for
source verification:
ground telescopes – problems: Earth's
ionosphere, local radio frequency
interference.
34.
35. https://www.isispace.nl/projects/ncle-the-netherlands-china-low-frequency-explorer/
NCLE: three co-located, 5-meter
long orthogonal, monopole antenna
elements mounted perpendicular to
the upper side of Chang’e 4 satellite.
Sensitive in (1 - 80 MHz) radio
frequency range, can go down to 80
kHz with reduced sensitivity
low-frequency regime for radio
astronomy,
prepare for ground-breaking
observations of the 21-cm line
emission.
•1st mission step: NCLE
10 kg hosted payload on large lunar
orbiter (2018)
•2nd mission step: CLE (~2021)
3 satellites with an inter-satellite link for
real-time interferometry (now studied in
SYSNOVA LUCE)
•3rd mission goal (~2030)
50 – 250 nodes in lunar orbit for an
orbiting radio telescope
36. Science:
- Constraining the 21-cm line Dark Ages and Cosmic Dawn signal,
- measuring the auroral radio emission from the large planets in our Solar
system,
- determining the radio background spectrum at the Earth-Moon L2 point,
studying the Solar activity and space weather at low frequencies,
creation of a new low-frequency map of the radio sky,
- studying the Earth's ionosphere and its interaction, and the detection of
bright pulsars and other radio transient phenomena at very low
frequencies
- access to a previously unexplored frequency regime
- first step towards opening up the virtually unexplored low-frequency
domain for astronomy.
https://www.ru.nl/astrophysics/radboud-radio-lab/projects/netherlands-china-low-frequency-explorer-ncle/
37. An ultra-long-wavelength radio
telescope on the far-side of the
Moon:
tremendous advantages cf.
Earth-based/orbiting telescopes
1km-diameter wire-mesh
in a 3-5km-diameter lunar crater
on the far-side,
form a sphericalcap reflector.
6–30MHz frequency band
https://www.nasa.gov/directorates/spacetech/niac/2020_Phase_I_Phase_II/lunar_crater_radio_telescope/
April 7, 2020
39. Other antennas as result from own work
The pilot project of the 32m dish Project, is currently
in progress at the premises of HOU in Perivola in
Patras, with the conversion of a 2m C-band satellite
dish into a small radiotelescope capable of recording
the solar flux at 10.7 cm
6 dipole antennas of the Codalema Experiment