The Dexes / Satellite Decay / 51839
CelestialObjectDex · Satellite Decay
JILIN-1 GAOFEN 03D15
51839 · 2026-04-02T16:13:42Z
Fixes
121
Observations
121
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-02T16:13:42.733056+00:00 |
|---|---|
| end_utc | 2026-06-06T08:25:01.031232+00:00 |
| family | celestialdex |
| norad_id | 51,839 |
| object_name | JILIN-1 GAOFEN 03D15 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.366 |
| n_snaps | 121 |
| span_days | 64.675 |
| mean_motion_first | 15.756 |
| mean_motion_last | 16.389 |
| delta_mean_motion | 0.633 |
| altitude_first_km | 342.802 |
| altitude_last_km | 168.628 |
| decay_rate_rev_day2 | 0.007 |
| altitude_decay_km_day | -2.015 |
| 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 | 2026-04-02T16:13:42.733056+00:00 |
| last_utc | 2026-06-06T08:25:01.031232+00:00 |
| last_fix_utc | 2026-06-06T08:25:01.031232+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-02T16:13:42.733056+00:00","mean_motion":15.75642948,"altitude_km":342.802,"eccentricity":0.00015977,"inclination_deg":97.3675},{"utc":"2026-04-04T06:19:28.778592+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/51839.json