The Dexes / Satellite Decay / 30798
CelestialObjectDex · Satellite Decay
THEMIS E
30798 · 2026-04-03T14:51:03Z
Fixes
227
Observations
227
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:51:03.104352+00:00 |
|---|---|
| end_utc | 2026-07-03T23:29:48.598080+00:00 |
| family | celestialdex |
| norad_id | 30,798 |
| object_name | THEMIS E |
| group | active |
| eccentricity_median | 0.844 |
| inclination_deg_median | 6.369 |
| n_snaps | 227 |
| span_days | 91.360 |
| mean_motion_first | 0.882 |
| mean_motion_last | 0.880 |
| delta_mean_motion | -0.001 |
| altitude_first_km | 39564.911 |
| altitude_last_km | 39606.094 |
| decay_rate_rev_day2 | -0.000 |
| altitude_decay_km_day | 1.216 |
| 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 | 2026-04-03T14:51:03.104352+00:00 |
| last_utc | 2026-07-03T23:29:48.598080+00:00 |
| last_fix_utc | 2026-07-03T23:29:48.598080+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:51:03.104352+00:00","mean_motion":0.88160298,"altitude_km":39564.911,"eccentricity":0.83941981,"inclination_deg":4.9192},{"utc":"2026-04-03T19:41:30.221952+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/30798.json