The Dexes / Satellite Decay / 42964
CelestialObjectDex · Satellite Decay
IRIDIUM 125
42964 · 2026-04-03T14:16:38Z
Fixes
247
Observations
247
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:16:38.650656+00:00 |
|---|---|
| end_utc | 2026-08-09T19:54:22.743360+00:00 |
| family | celestialdex |
| norad_id | 42,964 |
| object_name | IRIDIUM 125 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 86.398 |
| n_snaps | 247 |
| span_days | 128.235 |
| mean_motion_first | 14.342 |
| mean_motion_last | 14.342 |
| delta_mean_motion | 0.000 |
| altitude_first_km | 777.672 |
| altitude_last_km | 777.667 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.000 |
| 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 | 2026-04-03T14:16:38.650656+00:00 |
| last_utc | 2026-08-09T19:54:22.743360+00:00 |
| last_fix_utc | 2026-08-09T19:54:22.743360+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:16:38.650656+00:00","mean_motion":14.34216353,"altitude_km":777.672,"eccentricity":0.00016224,"inclination_deg":86.3958},{"utc":"2026-04-03T20:58:30.681408+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/42964.json