The Dexes / Satellite Decay / 61781
CelestialObjectDex · Satellite Decay
ASRTU-1 (AO-123)
61781 · 2026-04-03T14:16:16Z
Fixes
301
Observations
301
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:16:16.072608+00:00 |
|---|---|
| end_utc | 2026-08-09T20:15:58.072032+00:00 |
| family | celestialdex |
| norad_id | 61,781 |
| object_name | ASRTU-1 (AO-123) |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 97.301 |
| n_snaps | 301 |
| span_days | 128.250 |
| mean_motion_first | 15.346 |
| mean_motion_last | 15.364 |
| delta_mean_motion | 0.018 |
| altitude_first_km | 462.194 |
| altitude_last_km | 456.800 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.042 |
| 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 | 2026-04-03T14:16:16.072608+00:00 |
| last_utc | 2026-08-09T20:15:58.072032+00:00 |
| last_fix_utc | 2026-08-09T20:15:58.072032+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:16:16.072608+00:00","mean_motion":15.3457144,"altitude_km":462.194,"eccentricity":0.00132005,"inclination_deg":97.3108},{"utc":"2026-04-03T20:31:51.578112+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/61781.json