The Dexes / Satellite Decay / 53109
CelestialObjectDex · Satellite Decay
GREENCUBE (IO-117)
53109 · 2026-03-31T23:43:38Z
Fixes
135
Sensor hits
0
Observations
135
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-03-31T23:43:38.390592+00:00 |
|---|---|
| end_utc | 2026-08-09T02:24:58.072032+00:00 |
| family | celestialdex |
| norad_id | 53,109 |
| object_name | GREENCUBE (IO-117) |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 70.144 |
| n_snaps | 135 |
| span_days | 130.112 |
| mean_motion_first | 6.426 |
| mean_motion_last | 6.426 |
| delta_mean_motion | 0.000 |
| altitude_first_km | 5843.112 |
| altitude_last_km | 5843.108 |
| 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 | 2026-03-31T23:43:38.390592+00:00 |
| last_utc | 2026-08-09T02:24:58.072032+00:00 |
| last_fix_utc | 2026-08-09T02:24:58.072032+00:00 |
| provisional | false |
| track | [{"utc":"2026-03-31T23:43:38.390592+00:00","mean_motion":6.4258319,"altitude_km":5843.112,"eccentricity":0.00089758,"inclination_deg":70.1536},{"utc":"2026-04-04T13:38:19.154400+00:00","mean_motion":6 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/53109.json