The Dexes / Satellite Decay / 43831
CelestialObjectDex · Satellite Decay
SAUDISAT 5A
43831 · 2026-04-03T14:58:12Z
Fixes
315
Observations
315
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:58:12.439776+00:00 |
|---|---|
| end_utc | 2026-08-09T20:29:10.481856+00:00 |
| family | celestialdex |
| norad_id | 43,831 |
| object_name | SAUDISAT 5A |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 97.307 |
| n_snaps | 315 |
| span_days | 128.230 |
| mean_motion_first | 15.273 |
| mean_motion_last | 15.285 |
| delta_mean_motion | 0.013 |
| altitude_first_km | 483.924 |
| altitude_last_km | 480.167 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.030 |
| 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 | 2026-04-03T14:58:12.439776+00:00 |
| last_utc | 2026-08-09T20:29:10.481856+00:00 |
| last_fix_utc | 2026-08-09T20:29:10.481856+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:58:12.439776+00:00","mean_motion":15.27287747,"altitude_km":483.924,"eccentricity":0.00108244,"inclination_deg":97.3136},{"utc":"2026-04-03T21:15:35.303328+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/43831.json