The Dexes / Satellite Decay / 43071
CelestialObjectDex · Satellite Decay
IRIDIUM 138
43071 · 2026-04-03T15:56:23Z
Fixes
231
Observations
231
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:56:23.090496+00:00 |
|---|---|
| end_utc | 2026-08-09T18:13:11.181216+00:00 |
| family | celestialdex |
| norad_id | 43,071 |
| object_name | IRIDIUM 138 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 86.399 |
| n_snaps | 231 |
| span_days | 128.095 |
| mean_motion_first | 14.342 |
| mean_motion_last | 14.342 |
| delta_mean_motion | -0.000 |
| altitude_first_km | 777.665 |
| 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 | 2026-04-03T15:56:23.090496+00:00 |
| last_utc | 2026-08-09T18:13:11.181216+00:00 |
| last_fix_utc | 2026-08-09T18:13:11.181216+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:56:23.090496+00:00","mean_motion":14.34218496,"altitude_km":777.665,"eccentricity":0.00018249,"inclination_deg":86.4034},{"utc":"2026-04-03T19:17:19.082112+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/43071.json