The Firefly Satellites are planned to be launched in 2024. The sensors on these satellites are equipped to provide hyperspectral imagery of 160 bands in the 470–900 nm range at a 5-meter GSD.
Mission Characteristics
| Parameters | Firefly Constellation |
| Ground Spatial Distance (GSD) | 5.4 meters |
| Swath | 40 km |
| Wavelength range | 470 - 900 nm |
| Band Information |
Bandwidths: 2nm - 11 nm Range: 467.9 nm - 902.6 nm, 161 hyperspectral bands |
| Total available bands | ~160 bands |
| Total selectable bands | ~50 bands |
| Orbit | Sun Synchronous Orbit (SSO), 97.65° inclination |
| Altitude | 565 km |
| Equator Crossing Time | 10 - 11 AM |
| Off-nadir angle (ONA)/slew | +/- 20° (+/-10° recommended) |
| Revisit time | 1 - 4 days |
| Cloud cover thresholds | <20% |
| Imagery bit depth | 10 bits of dynamic range, stretched to fill a 16-bit container |
For more details, please refer to the Link.
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