The Dexes / Satellite Decay / 42809
CelestialObjectDex · Satellite Decay
IRIDIUM 126
42809 · 2026-04-03T08:33:46Z
Fixes
237
Observations
237
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T08:33:46.941120+00:00 |
|---|---|
| end_utc | 2026-08-09T19:12:54.970272+00:00 |
| family | celestialdex |
| norad_id | 42,809 |
| object_name | IRIDIUM 126 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 86.400 |
| n_snaps | 237 |
| span_days | 128.444 |
| mean_motion_first | 14.342 |
| mean_motion_last | 14.342 |
| delta_mean_motion | 0.000 |
| altitude_first_km | 777.669 |
| altitude_last_km | 777.667 |
| decay_rate_rev_day2 | -0.000 |
| altitude_decay_km_day | 0 |
| 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 | 2026-04-03T08:33:46.941120+00:00 |
| last_utc | 2026-08-09T19:12:54.970272+00:00 |
| last_fix_utc | 2026-08-09T19:12:54.970272+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T08:33:46.941120+00:00","mean_motion":14.34217255,"altitude_km":777.669,"eccentricity":0.0001921,"inclination_deg":86.401},{"utc":"2026-04-03T18:36:34.928928+00:00","mean_motion":14 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/42809.json