The Dexes / Satellite Decay / 40030
CelestialObjectDex · Satellite Decay
DTUSAT-2
40030 · 2026-04-03T10:44:41Z
Fixes
199
Observations
199
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T10:44:41.247168+00:00 |
|---|---|
| end_utc | 2026-08-23T10:57:09.938592+00:00 |
| family | celestialdex |
| norad_id | 40,030 |
| object_name | DTUSAT-2 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 98.087 |
| n_snaps | 199 |
| span_days | 142.009 |
| mean_motion_first | 15.140 |
| mean_motion_last | 15.158 |
| delta_mean_motion | 0.018 |
| altitude_first_km | 524.003 |
| altitude_last_km | 518.617 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.038 |
| 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 | 2026-04-03T10:44:41.247168+00:00 |
| last_utc | 2026-08-23T10:57:09.938592+00:00 |
| last_fix_utc | 2026-08-23T10:57:09.938592+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T10:44:41.247168+00:00","mean_motion":15.14004163,"altitude_km":524.003,"eccentricity":0.000954,"inclination_deg":98.0868},{"utc":"2026-04-04T05:46:44.231808+00:00","mean_motion":15 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/40030.json