The Dexes / Satellite Decay / 25481
CelestialObjectDex · Satellite Decay
ORBCOMM FM27
25481 · 2026-04-03T01:44:57Z
Fixes
166
Observations
166
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T01:44:57.690816+00:00 |
|---|---|
| end_utc | 2026-08-09T00:19:18.316416+00:00 |
| family | celestialdex |
| norad_id | 25,481 |
| object_name | ORBCOMM FM27 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 45.005 |
| n_snaps | 166 |
| span_days | 127.941 |
| mean_motion_first | 14.390 |
| mean_motion_last | 14.392 |
| delta_mean_motion | 0.002 |
| altitude_first_km | 761.817 |
| altitude_last_km | 761.059 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.006 |
| 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 | 2026-04-03T01:44:57.690816+00:00 |
| last_utc | 2026-08-09T00:19:18.316416+00:00 |
| last_fix_utc | 2026-08-09T00:19:18.316416+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T01:44:57.690816+00:00","mean_motion":14.38996154,"altitude_km":761.817,"eccentricity":0.00007363,"inclination_deg":45.0067},{"utc":"2026-04-03T18:24:41.282208+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/25481.json