The Dexes / Satellite Decay / 67131
CelestialObjectDex · Satellite Decay
ZIYUAN 3-04 (ZY 3-04)
67131 · 2026-04-03T15:21:32Z
Fixes
219
Observations
219
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:21:32.726304+00:00 |
|---|---|
| end_utc | 2026-08-09T18:31:09.446304+00:00 |
| family | celestialdex |
| norad_id | 67,131 |
| object_name | ZIYUAN 3-04 (ZY 3-04) |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 97.474 |
| n_snaps | 219 |
| span_days | 128.132 |
| mean_motion_first | 15.213 |
| mean_motion_last | 15.212 |
| delta_mean_motion | -0.001 |
| altitude_first_km | 501.768 |
| altitude_last_km | 502.185 |
| decay_rate_rev_day2 | -0.000 |
| altitude_decay_km_day | 0.001 |
| 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 | 2026-04-03T15:21:32.726304+00:00 |
| last_utc | 2026-08-09T18:31:09.446304+00:00 |
| last_fix_utc | 2026-08-09T18:31:09.446304+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:21:32.726304+00:00","mean_motion":15.21349917,"altitude_km":501.768,"eccentricity":0.00069284,"inclination_deg":97.4758},{"utc":"2026-04-03T20:05:41.095680+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/67131.json