The Dexes / Satellite Decay / 64393
CelestialObjectDex · Satellite Decay
ZHANGHENG 1-02 (CSES-2)
64393 · 2026-04-03T15:28:32Z
Fixes
234
Observations
234
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:28:32.932704+00:00 |
|---|---|
| end_utc | 2026-08-09T16:08:51.571104+00:00 |
| family | celestialdex |
| norad_id | 64,393 |
| object_name | ZHANGHENG 1-02 (CSES-2) |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 97.358 |
| n_snaps | 234 |
| span_days | 128.028 |
| mean_motion_first | 15.210 |
| mean_motion_last | 15.216 |
| delta_mean_motion | 0.006 |
| altitude_first_km | 502.878 |
| altitude_last_km | 500.996 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.000 |
| 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 | 2026-04-03T15:28:32.932704+00:00 |
| last_utc | 2026-08-09T16:08:51.571104+00:00 |
| last_fix_utc | 2026-08-09T16:08:51.571104+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:28:32.932704+00:00","mean_motion":15.20981697,"altitude_km":502.878,"eccentricity":0.00131499,"inclination_deg":97.3482},{"utc":"2026-04-03T20:12:45.459648+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/64393.json