The Dexes / Satellite Decay / 59450
CelestialObjectDex · Satellite Decay
HAWK-9B
59450 · 2026-04-03T15:01:20Z
Fixes
180
Observations
180
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:01:20.708832+00:00 |
|---|---|
| end_utc | 2026-08-09T12:13:39.559296+00:00 |
| family | celestialdex |
| norad_id | 59,450 |
| object_name | HAWK-9B |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 45.617 |
| n_snaps | 180 |
| span_days | 127.884 |
| mean_motion_first | 14.989 |
| mean_motion_last | 14.993 |
| delta_mean_motion | 0.004 |
| altitude_first_km | 570.286 |
| altitude_last_km | 569.108 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.009 |
| 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 | 2026-04-03T15:01:20.708832+00:00 |
| last_utc | 2026-08-09T12:13:39.559296+00:00 |
| last_fix_utc | 2026-08-09T12:13:39.559296+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:01:20.708832+00:00","mean_motion":14.98902658,"altitude_km":570.286,"eccentricity":0.00033399,"inclination_deg":45.6219},{"utc":"2026-04-04T21:24:52.494336+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/59450.json