SPOT 1–3 orbit. Memorize these numbers — they show up on short answer.

• Orbit type: sun-synchronous, descending node crossing at 10:30 AM local.
• Inclination: ~98.7° (about 8° off polar).
• Altitude: 832 km.
• Revisit: 26 days at nadir (much less with off-nadir pointing).
• Swath: 60 km (single HRV) / 120 km combined (both HRVs).
• Radiometric resolution: 8-bit (256 grey levels).