ALOS-2 observation results file during nominal operation period

ALOS-2 observation results

ALOS-2 observation results file in the nominal operation period (Aug. 4, 2014 - May 23, 2019) are summarized in the KML file for each of the following beam types;


U2 Right-looking Ascending
Download KML(Zip compress)

U2 Right-looking Descending
Download KML(Zip compress)

U3 Right-looking Ascending
Download KML(Zip compress)

U3 Right-looking Descending
Download KML(Zip compress)

U2 Left-looking Ascending
Download KML(Zip compress)

U2 Left-looking Descending
Download KML(Zip compress)

U3 Left-looking Ascending
Download KML(Zip compress)

U3 Left-looking Descending
Download KML(Zip compress)

FP Right-looking Ascending
Download KML(Zip compress)

F2 Right-looking Ascending
Download KML(Zip compress)

F2 Right-looking Descending
Download KML(Zip compress)

W2(28MHz)Right-looking Ascending
Download KML(Zip compress)

W2(14MHz)Right-looking Ascending
Download KML(Zip compress)

W2(28MHz)Right-looking Descending
Download KML(Zip compress)

W2(14MHz)Right-looking Descending
Download KML(Zip compress)

W2(28MHz)Left-looking Ascending
Download KML(Zip compress)

W2(14MHz)Left-looking Ascending
Download KML(Zip compress)

W2(28MHz) Left-looking Descending
Download KML(Zip compress)

Details of ALOS-2 observation results file

●Overview

ALOS-2 observation results file shows the number of observations for each scene separately by beam type during nominal operation period in KML and JPEG format.


●Scope of ALOS-2 observation result file

Observation modes adopted in the basic observation scenario are included.


●Information stored in KML file

The following table shows the contents of KML file.


No.DefinitionContents
1Path number001~207
2Frame number0000~7190
3Number of observations1~60
4Beam numberEx.) F2-5
5Orbit directionA:Ascending
D:Descending
6Observation directionR:Right looking
L:Left looking

●Beam Number

The following tables indicate relationship between the beam number and observation mode/offnadir angle.

Beam NumberObservation modeOffnadir angle (deg)
U2-6StripMap
3m (SM1)
29.1
U2-732.7
U2-835.4
U2-938.2
U3-1040.6
U3-1142.7
U3-1244.7
U3-1346.4
U3-1448.0
FP6-3StripMap
6m (SM2)
18.0
FP6-421.9
FP6-525.6
FP6-629.1
FP6-732.7
F2-5StripMap
10m (SM3)
28.2
F2-632.7
F2-736.2
W2ScanSAR 34.9

●Definition of KML file name

The definitions of KML filename is following;

  {Beam Number}_{A/D※1}_{R/L※2}_{date of the first observation}
  _{date of the last observation}_{Table Number}_{Version}.kml

※1
A:Ascending
D:Descending

※2
R:Right looking
L:Left looking


●Legend of color table in file

This legend indicates relationship between the color in the file and the number of observations.