ASNARO-2_L2.1

  • SAR

Synthetic Aperture Radar (SAR) data observed by “ASNARO-2”, developed by NEC, partly funded by the Ministry of Economy, Trade and Industry.
Since SAR does not depend on light sources such as the sun, observation is possible regardless of day or night.

Satellite (sensor) information
Satellite ASNARO-2
Sensor -
Provider Japan EO Satellite Service
Satellite operational period January 2018 ~
Sensor overview *1 - Acquisition mode:
SPOTLIGHT-1 (SP1)
SPOTLIGHT-2 (SP2)
STRIPMAP (SM)
SCANSAR (SS)

- Resolution:
SPOTLIGHT-1 (SP1): 1.0 m
SPOTLIGHT-2 (SP2): 1.0 m
STRIPMAP (SM): 2.0 m
SCANSAR (SS): 16.0 m

- Swath: 10-50 km
SPOTLIGHT-1 (SP1): 10 km
SPOTLIGHT-2 (SP2): 10 km
STRIPMAP (SM): 12 km
SCANSAR (SS): 50 km

* For more details, search on Tellus Satellite Data Traveler and see the scene details for each piece of data.
Wavelength of sensor *2 X-Band

* For more details, search on Tellus Satellite Data Traveler and see the scene details for each piece of data.
Reference https://jeoss.co.jp/
Tellus available data information
Public availability status on Tellus (Period) 2018-2021
Public availability status on Tellus (Region) Japan
Need to purchase Can be used without purchase
Environment in which data can be accessed *3 This can only be used in the Tellus environment
Data formatting GeoTIFF
COG data availability Yes
Notes L2.1 is a sample product that has been orthorectified.
Examples/reference
Terms of use https://www.tellusxdp.com/traveler/dataset/10402ffd-fb70-4625-9b46-63cec87cd5a9/

Notes when using

  • - You can use your derivative works generated in Tellus as you need. Refer here for more information.
  • - Some data prohibits copying the original data to use outside of Tellus including just a part of, or formatted data that can be restored back to the original.
  • - When using data in your own environment outside of Tellus, please notice that some of the data prohibit the usage or downloading. Please make sure to read the data details page.
  • - You need an agreement in advance for commercial use. Please inquire Tellus office.

Reference for terms

*1 Sensor overview
The basics of satellite data — What it tells us, types, observation interval, resolution and use cases
*2 Wavelength of sensor
Basics of Synthetic Aperture Radar (SAR) - You can learn use cases, observation target, sensors, satellite, and wavelength - Sorabatake
*3 Environment in which data can be accessed
Available only in Tellus: You can use data only in Tellus for either development or analysis environment.
Available from outside Tellus: You can use data in your own environment through downloading and/or API.