The Dexes / Satellite Decay / 28470
CelestialObjectDex · Satellite Decay
JB-3 3 (ZY 2C)
28470 · 2026-04-03T15:03:54Z
Fixes
213
Observations
213
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:03:54.256320+00:00 |
|---|---|
| end_utc | 2026-08-09T20:45:15.823872+00:00 |
| family | celestialdex |
| norad_id | 28,470 |
| object_name | JB-3 3 (ZY 2C) |
| group | active |
| eccentricity_median | 0.003 |
| inclination_deg_median | 97.274 |
| n_snaps | 213 |
| span_days | 128.237 |
| mean_motion_first | 15.188 |
| mean_motion_last | 15.197 |
| delta_mean_motion | 0.009 |
| altitude_first_km | 509.470 |
| altitude_last_km | 506.783 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.021 |
| 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 | 2026-04-03T15:03:54.256320+00:00 |
| last_utc | 2026-08-09T20:45:15.823872+00:00 |
| last_fix_utc | 2026-08-09T20:45:15.823872+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:03:54.256320+00:00","mean_motion":15.18798746,"altitude_km":509.47,"eccentricity":0.00351008,"inclination_deg":97.2665},{"utc":"2026-04-04T03:42:53.018784+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/28470.json