The Dexes / Satellite Decay / 69728
CelestialObjectDex · Satellite Decay
SXM-11
69728 · 2026-06-30T04:56:56Z
Fixes
78
Sensor hits
0
Observations
78
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-06-30T04:56:56.929344+00:00 |
|---|---|
| end_utc | 2026-08-09T16:43:30.563328+00:00 |
| family | celestialdex |
| norad_id | 69,728 |
| object_name | SXM-11 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 0.097 |
| n_snaps | 78 |
| span_days | 40.491 |
| mean_motion_first | 4.173 |
| mean_motion_last | 1.003 |
| delta_mean_motion | -3.170 |
| altitude_first_km | 9918.309 |
| altitude_last_km | 35786.384 |
| decay_rate_rev_day2 | -0.047 |
| altitude_decay_km_day | 502.841 |
| 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 | 2026-06-30T04:56:56.929344+00:00 |
| last_utc | 2026-08-09T16:43:30.563328+00:00 |
| last_fix_utc | 2026-08-09T16:43:30.563328+00:00 |
| provisional | false |
| track | [{"utc":"2026-06-30T04:56:56.929344+00:00","mean_motion":4.17314436,"altitude_km":9918.309,"eccentricity":0.5951743,"inclination_deg":26.9898},{"utc":"2026-07-01T19:27:46.299456+00:00","mean_motion":3 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/69728.json