The Dexes / Satellite Decay / 68628
CelestialObjectDex · Satellite Decay
MISR-C-1
68628 · 2026-04-07T22:00:31Z
Fixes
171
Observations
171
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-07T22:00:31.770432+00:00 |
|---|---|
| end_utc | 2026-08-09T16:48:06.003072+00:00 |
| family | celestialdex |
| norad_id | 68,628 |
| object_name | MISR-C-1 |
| group | active |
| eccentricity_median | 0.003 |
| inclination_deg_median | 60.023 |
| n_snaps | 171 |
| span_days | 123.783 |
| mean_motion_first | 15.232 |
| mean_motion_last | 15.252 |
| delta_mean_motion | 0.020 |
| altitude_first_km | 496.147 |
| altitude_last_km | 490.255 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.048 |
| 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 | 2026-04-07T22:00:31.770432+00:00 |
| last_utc | 2026-08-09T16:48:06.003072+00:00 |
| last_fix_utc | 2026-08-09T16:48:06.003072+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-07T22:00:31.770432+00:00","mean_motion":15.23216244,"altitude_km":496.147,"eccentricity":0.0015323,"inclination_deg":60.0213},{"utc":"2026-04-08T10:36:40.798368+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/68628.json