The Dexes / Satellite Decay / 46277
CelestialObjectDex · Satellite Decay
NEMO-HD
46277 · 2026-04-03T14:11:04Z
Fixes
346
Observations
346
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:11:04.267104+00:00 |
|---|---|
| end_utc | 2026-08-23T22:20:34.009152+00:00 |
| family | celestialdex |
| norad_id | 46,277 |
| object_name | NEMO-HD |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.192 |
| n_snaps | 346 |
| span_days | 142.340 |
| mean_motion_first | 15.431 |
| mean_motion_last | 15.458 |
| delta_mean_motion | 0.027 |
| altitude_first_km | 436.927 |
| altitude_last_km | 428.963 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.057 |
| 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 | 2026-04-03T14:11:04.267104+00:00 |
| last_utc | 2026-08-23T22:20:34.009152+00:00 |
| last_fix_utc | 2026-08-23T22:20:34.009152+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:11:04.267104+00:00","mean_motion":15.43113482,"altitude_km":436.927,"eccentricity":0.00010467,"inclination_deg":97.199},{"utc":"2026-04-03T20:24:35.119872+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/46277.json