The Dexes / Satellite Decay / 68633
CelestialObjectDex · Satellite Decay
MISR-C-2
68633 · 2026-04-20T18:24:40Z
Fixes
191
Observations
191
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-20T18:24:40.289472+00:00 |
|---|---|
| end_utc | 2026-08-09T14:57:11.744640+00:00 |
| family | celestialdex |
| norad_id | 68,633 |
| object_name | MISR-C-2 |
| group | active |
| eccentricity_median | 0.003 |
| inclination_deg_median | 60.022 |
| n_snaps | 191 |
| span_days | 110.856 |
| mean_motion_first | 15.250 |
| mean_motion_last | 15.270 |
| delta_mean_motion | 0.020 |
| altitude_first_km | 490.673 |
| altitude_last_km | 484.686 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.053 |
| decay_note | mean_motion slope (rev/day^2) and altitude slope (km/day) from least-squares fit of measured GP elements; altitude from Kepler a=(GM/n^2)^(1/3) - R_earth |
| first_utc | 2026-04-20T18:24:40.289472+00:00 |
| last_utc | 2026-08-09T14:57:11.744640+00:00 |
| last_fix_utc | 2026-08-09T14:57:11.744640+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-20T18:24:40.289472+00:00","mean_motion":15.25037321,"altitude_km":490.673,"eccentricity":0.00188066,"inclination_deg":60.023},{"utc":"2026-04-24T07:22:35.216256+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/68633.json