The document provides information on three flight routes: 1) Surabaya to Jakarta, which normally goes through Lasem and Cicut using waypoint MADIN. The direct distance is 159 nautical miles while the saved flight distance is 4 nautical miles. 2) Makassar to Palu, which normally goes through waypoint RUDAL. The direct distance is 250 nautical miles while the saved flight distance is 28 nautical miles. 3) Surabaya to Ambon, which normally goes through Endog, Makassar, and Nabat.

1. FLIGHT ROUTE SURABAYA JAKARTA
Normal flight is W16 via LASEM, CUCUT, MADIN . . .
VIEW :
 to Jakarta
CUCUT
MADIN 060 17’ 42.00” S
060 17’ 54.00” S 1110 06’ 00.00” E
1100 23’ 00.00” E
LASEM
060 37’ 06.00” S
1110 36’ 54.00” E
SBY
070 22’ 43.37” S
1120 47’ 40.23” E
Distance calculation of SBY – MADIN :
Distance SBY direct MADIN = 158, 5293452 Nm  159 Nm
Save Flight distance = 4 Nm
FLIGHT ROUTE MAKASSAR_PALU

2. Normal flight is W51 via RUDAL
VIEW :
PAL
000 53’ 06.04” S
1190 53’ 41.00” E
RUDAL
020 39’ 44.87” S
1180 42’ 42.86” E
MKS
050 02’ 16.12” S
1190 31’ 34.28” E
Distance Calculation of Makasssar – Palu :
Difference Longitude : 000 22’ 06.72”  in Nm = 22,112Nm
Difference Latitude : 040 09’ 10.08”  in Nm = 249,168Nm
Mean Latitude : 020 42’ 26.08”  in degrees = 02,7072444440
Distance MKS direct PAL = ( Difference Longitude x Cos Mean Latitude )2 + Difference Latitude2
= 250,1450419Nm  250Nm
Save flight distance = 28 Nm
FLIGHT ROUTE SURABAYA AMBON

3. Normal flight is W32 W53 via . . . ENDOG, MKS, NABAT . . .
VIEW :