The Dexes / Satellite Decay / 37214
CelestialObjectDex · Satellite Decay
FENGYUN 3B
37214 · 2026-04-03T15:26:19Z
Fixes
315
Observations
315
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:26:19.836096+00:00 |
|---|---|
| end_utc | 2026-08-09T20:20:05.934624+00:00 |
| family | celestialdex |
| norad_id | 37,214 |
| object_name | FENGYUN 3B |
| group | active |
| eccentricity_median | 0.002 |
| inclination_deg_median | 98.963 |
| n_snaps | 315 |
| span_days | 128.204 |
| mean_motion_first | 14.148 |
| mean_motion_last | 14.149 |
| delta_mean_motion | 0.000 |
| altitude_first_km | 842.905 |
| altitude_last_km | 842.816 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.001 |
| 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 | 2026-04-03T15:26:19.836096+00:00 |
| last_utc | 2026-08-09T20:20:05.934624+00:00 |
| last_fix_utc | 2026-08-09T20:20:05.934624+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:26:19.836096+00:00","mean_motion":14.14825789,"altitude_km":842.905,"eccentricity":0.00227477,"inclination_deg":98.9711},{"utc":"2026-04-03T20:18:17.170848+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/37214.json