| Synthetic Aperture Radar (SAR) |
| Operation period |
|
| Satellite |
JERS-1 |
| Orbit |
Sun-synchronous sub-recurrent orbit |
| Nominal altitude |
570 km |
| Inclination angle |
98degree |
| Recurrent period |
44days |
| Equator crossing time |
10:45±15 min local time |
| Data archive center |
JAXA/EOC |
| Active Microwave Instrument (SAR imaging mode/ wave mode/ scatterometer mode) |
| Satellite |
ERS2 |
| Orbit |
Sun-synchronous |
| Nominal altitude |
785km |
| Inclination angle |
98.6degree |
| Recurrent period |
1-8days |
| Data archive center |
ESA/ESRIN |
| Synthetic Aperture Radar |
| Operation period |
from 1995 |
| Satellite |
Radarsat |
| Orbit |
Sun-synchronous |
| Altitude |
793-821km |
| Inclination angle |
98.6degree |
| Recurrent period |
24days |
| Equator crossing time |
6 AM local time |
| Data archive center |
RSI |
Earth Obserbation Research Center
