The Dexes / Satellite Decay / 48963
CelestialObjectDex · Satellite Decay
NAPA-2
48963 · 2026-04-03T06:38:35Z
Fixes
154
Observations
154
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T06:38:35.952864+00:00 |
|---|---|
| end_utc | 2026-07-03T07:07:27.543648+00:00 |
| family | celestialdex |
| norad_id | 48,963 |
| object_name | NAPA-2 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.677 |
| n_snaps | 154 |
| span_days | 91.020 |
| mean_motion_first | 15.758 |
| mean_motion_last | 16.260 |
| delta_mean_motion | 0.502 |
| altitude_first_km | 342.283 |
| altitude_last_km | 203.267 |
| decay_rate_rev_day2 | 0.004 |
| altitude_decay_km_day | -1.164 |
| 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 | 2026-04-03T06:38:35.952864+00:00 |
| last_utc | 2026-07-03T07:07:27.543648+00:00 |
| last_fix_utc | 2026-07-03T07:07:27.543648+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T06:38:35.952864+00:00","mean_motion":15.75825615,"altitude_km":342.283,"eccentricity":0.0004036,"inclination_deg":97.6829},{"utc":"2026-04-04T07:01:31.877184+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/48963.json