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1) SAR interferograms published here are analyzed by GSI. The Ministry of Economy, Trade and Industry (METI) and the Japan Aerospace Exploration Agency (JAXA) retain ownership of ALOS/PALSAR data. If you cite a PALSAR interferogram, please indicate that interest and clearly write credit titles on the interferogram as follows. "Analysis by GSI from ALOS raw data of JAXA, METI".

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South New Zealand Earthquake (2009/7/15,M7.6)

How to understand the SAR interferogram

No. Interferogram Specifications Comments Down
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1 Click image to enlarge Observation date 2009/01/12
2009/07/15

The obvious crustal deformation caused by the earthquake appears on the west coast of New Zealand's South Island.

Accuracy of the used orbit data:High precision orbit data(2009.07.22 update).

Observation Mode FBS/HH
FBD/HH
Orbital direction Ascending
Off-nadir
[degree]
34.3
Baseline[m]
(Bperp)
-1,131
Range
(lat/lon)
-46.30/-45.18/
166.20/167.40
2 Click image to enlarge Observation date 2007/02/22
2009/07/15

The obvious crustal deformation caused by the earthquake appears.

Accuracy of the used orbit data:High precision orbit data.

Observation Mode FBS/HH
FBD/HH
Orbital direction Ascending
Off-nadir
[degree]
34.3
Baseline[m]
(Bperp)
+834
Range
(lat/lon)
-46.35/-45.15/
166.35/167.45
3 Click image to enlarge Observation date 2008/07/20
2009/07/23

The obvious crustal deformation caused by the earthquake appears.

Accuracy of the used orbit data:High precision orbit data.

Observation Mode FBS/HH
FBS/HH
Orbital direction Descending
Off-nadir
[degree]
34.3
Baseline[m]
(Bperp)
+423
Range
(lat/lon)
-46.25/-45.20/
166.40/167.40
4 Click image to enlarge Observation date 2009/06/16
2009/08/01

The obvious crustal deformation caused by the earthquake appears.

Accuracy of the used orbit data:High precision orbit data.

Observation Mode FBD/HH
FBD/HH
Orbital direction Ascending
Off-nadir
[degree]
34.3
Baseline[m]
(Bperp)
-346
Range
(lat/lon)
-46.30/-45.50/
166.30/167.00
5 Click image to enlarge Observation date 2008/06/21
2009/08/09

The obvious crustal deformation caused by the earthquake appears.

Accuracy of the used orbit data:High precision orbit data.

Observation Mode FBS/HH
FBS/HH
Orbital direction Descending
Off-nadir
[degree]
34.3
Baseline[m]
(Bperp)
+932
Range
(lat/lon)
-46.10/-45.10/
166.40/167.05
6 Click image to enlarge Observation date 2009/06/28
2009/08/13

The obvious crustal deformation caused by the earthquake appears.

Accuracy of the used orbit data:High precision orbit data.

Observation Mode FBD/HH
FBD/HH
Orbital direction Ascending
Off-nadir
[degree]
34.3
Baseline[m]
(Bperp)
-394
Range
(lat/lon)
-46.40/-44.86/
166.62/168.03
7 Click image to enlarge Observation date 2009/07/15
2009/08/30

Postseismic deformation appears.

Accuracy of the used orbit data:High precision orbit data.

Observation Mode FBD/HH
FBD/HH
Orbital direction Ascending
Off-nadir
[degree]
34.3
Baseline[m]
(Bperp)
-222
Range
(lat/lon)
-46.35/-45.15/
166.35/167.45
8 Click image to enlarge Observation date 2009/07/23
2009/09/07

No deformation.

Accuracy of the used orbit data:High precision orbit data.

Observation Mode FBS/HH
FBS/HH
Orbital direction Descending
Off-nadir
[degree]
34.3
Baseline[m]
(Bperp)
-576
Range
(lat/lon)
-46.25/-45.20/
166.40/167.40

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