The Dexes / Satellite Decay / 59129
CelestialObjectDex · Satellite Decay
APEX ARIES 1
59129 · 2026-04-03T15:25:12Z
Fixes
212
Observations
212
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:25:12.985824+00:00 |
|---|---|
| end_utc | 2026-08-09T16:16:02.980128+00:00 |
| family | celestialdex |
| norad_id | 59,129 |
| object_name | APEX ARIES 1 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 97.545 |
| n_snaps | 212 |
| span_days | 128.035 |
| mean_motion_first | 15.522 |
| mean_motion_last | 15.583 |
| delta_mean_motion | 0.061 |
| altitude_first_km | 410.236 |
| altitude_last_km | 392.566 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.138 |
| 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 | 2026-04-03T15:25:12.985824+00:00 |
| last_utc | 2026-08-09T16:16:02.980128+00:00 |
| last_fix_utc | 2026-08-09T16:16:02.980128+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:25:12.985824+00:00","mean_motion":15.522233,"altitude_km":410.236,"eccentricity":0.00069599,"inclination_deg":97.5375},{"utc":"2026-04-04T05:20:40.796160+00:00","mean_motion":15 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/59129.json