The Dexes / Satellite Decay / 67689
CelestialObjectDex · Satellite Decay
PRC TEST SPACECRAFT 4
67689 · 2026-04-03T17:57:27Z
Fixes
230
Observations
230
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T17:57:27.517824+00:00 |
|---|---|
| end_utc | 2026-08-09T18:06:50.853600+00:00 |
| family | celestialdex |
| norad_id | 67,689 |
| object_name | PRC TEST SPACECRAFT 4 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 49.989 |
| n_snaps | 230 |
| span_days | 128.007 |
| mean_motion_first | 14.917 |
| mean_motion_last | 14.919 |
| delta_mean_motion | 0.001 |
| altitude_first_km | 592.601 |
| altitude_last_km | 592.163 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.003 |
| 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 | 2026-04-03T17:57:27.517824+00:00 |
| last_utc | 2026-08-09T18:06:50.853600+00:00 |
| last_fix_utc | 2026-08-09T18:06:50.853600+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T17:57:27.517824+00:00","mean_motion":14.91710684,"altitude_km":592.601,"eccentricity":0.0005913,"inclination_deg":49.9851},{"utc":"2026-04-03T22:46:50.951712+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/67689.json