The Dexes / Satellite Decay / 68631
CelestialObjectDex · Satellite Decay
STP-S29A OBJECT E
68631 · 2026-04-07T20:25:45Z
Fixes
187
Observations
187
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-07T20:25:45.139296+00:00 |
|---|---|
| end_utc | 2026-08-09T19:22:47.599104+00:00 |
| family | celestialdex |
| norad_id | 68,631 |
| object_name | STP-S29A OBJECT E |
| group | active |
| eccentricity_median | 0.003 |
| inclination_deg_median | 60.021 |
| n_snaps | 187 |
| span_days | 123.956 |
| mean_motion_first | 15.240 |
| mean_motion_last | 15.250 |
| delta_mean_motion | 0.010 |
| altitude_first_km | 493.862 |
| altitude_last_km | 490.918 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.024 |
| 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 | 2026-04-07T20:25:45.139296+00:00 |
| last_utc | 2026-08-09T19:22:47.599104+00:00 |
| last_fix_utc | 2026-08-09T19:22:47.599104+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-07T20:25:45.139296+00:00","mean_motion":15.23975913,"altitude_km":493.862,"eccentricity":0.0016392,"inclination_deg":60.02},{"utc":"2026-04-08T10:36:00.345024+00:00","mean_motion":15. |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/68631.json