essential
likely
maybe
probably not
Front (prompt)
SPOT 1โ3 โ altitude, bands, orbit?
Plain English (default view) โ short, conversational, lightly seasoned with science
๐ฌ Scientific / formula (revealed on click) โ markdown + $$โฆ$$ ok
- ๐ฐ๏ธ **Orbit** - Altitude: **832 km** - Sun-synchronous, 10:30 AM equator crossing - โฑ๏ธ **Revisit** - Nadir: 26 days - With off-nadir tilt (ยฑ27ยฐ): **1โ4 days** at mid-latitudes - ๐ท **Bands** โ *no blue!* - ๐ฉถ Panchromatic (0.51โ0.73 ยตm) โ **10 m** - ๐ฉ XS1 โ Green (0.50โ0.59 ยตm) โ 20 m - ๐ฅ XS2 โ Red (0.61โ0.68 ยตm) โ 20 m - ๐ช XS3 โ NIR (0.79โ0.89 ยตm) โ 20 m โ ๏ธ **No blue band on SPOT 1โ3** โ can't make natural-color composites.
๐ก Mnemonic / memory aid (shown on hover)
SPOT 1-3: 832 km (higher than IKONOS 681), 10 m pan / 20 m MS, no blue (Green-Red-NIR only). Off-nadir ยฑ27ยฐ. French (CNES).
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