The Dexes / Satellite Decay / 58578
CelestialObjectDex · Satellite Decay
QPS-SAR-5 (TSUKUYOMI-I)
58578 · 2026-04-03T09:56:36Z
Fixes
275
Observations
275
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T09:56:36.206880+00:00 |
|---|---|
| end_utc | 2026-08-09T20:59:32.095392+00:00 |
| family | celestialdex |
| norad_id | 58,578 |
| object_name | QPS-SAR-5 (TSUKUYOMI-I) |
| group | active |
| eccentricity_median | 0.003 |
| inclination_deg_median | 42.010 |
| n_snaps | 275 |
| span_days | 128.460 |
| mean_motion_first | 15.209 |
| mean_motion_last | 15.237 |
| delta_mean_motion | 0.028 |
| altitude_first_km | 503.163 |
| altitude_last_km | 494.689 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.066 |
| 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 | 2026-04-03T09:56:36.206880+00:00 |
| last_utc | 2026-08-09T20:59:32.095392+00:00 |
| last_fix_utc | 2026-08-09T20:59:32.095392+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T09:56:36.206880+00:00","mean_motion":15.20887286,"altitude_km":503.163,"eccentricity":0.00239769,"inclination_deg":42.0093},{"utc":"2026-04-03T19:23:59.417376+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/58578.json