SeaWiFS stands for Sea-viewing Wide Field-of-view Sensor. It is the only scientific instrument on the SeaStar satellite. Launched on 1st August 1997 on a Hercules Pegasus small air-launched booster, the instrument began scientific operations on 18th September 1997. The sensor resolution is 1.1km (LAC), 4.5km (GAC). The sensor records information in the following optical bands:
| Band
| Wavelength
|
| 1
| 402-422 nm
|
| 2
| 433-453 nm
|
| 3
| 480-500 nm
|
| 4
| 500-520 nm
|
| 5
| 545-565 nm
|
| 6
| 660-680 nm
|
| 7
| 745-785 nm
|
| 8
| 845-885 nm
|
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