essential
likely
maybe
probably not
Front (prompt)
IKONOS โ altitude, bands, radiometric resolution?
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: **681 km** - Sun-synchronous, 10:30 AM equator crossing - ๐ท **Bands** - ๐ฉถ Panchromatic (0.45โ0.90 ยตm) โ **1 m** detail - ๐ฆ๐ฉ๐ฅ๐ช Multispectral 4 bands (Blue/Green/Red/NIR) โ **4 m** detail - Pan-sharpening fuses them โ effective 1 m color - ๐๏ธ **Radiometric:** 11-bit โ **2 048 grey levels** - ๐ฏ **Off-nadir pointing:** up to **ยฑ45ยฐ** (along + across track) - ๐ **Heritage:** first U.S. commercial sub-meter satellite (1999โ2015)
๐ก Mnemonic / memory aid (shown on hover)
IKONOS = 1 meter pan, 4 meter MS, 11-bit, at 681 km. Sub-meter commercial pioneer. Tilts ยฑ45ยฐ (more than SPOT's ยฑ27ยฐ).
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