The Dexes / Satellite Decay / 64870
CelestialObjectDex · Satellite Decay
TRACERS 1
64870 · 2026-04-03T11:08:39Z
Fixes
239
Observations
239
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T11:08:39.748416+00:00 |
|---|---|
| end_utc | 2026-08-23T21:46:07.842144+00:00 |
| family | celestialdex |
| norad_id | 64,870 |
| object_name | TRACERS 1 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 97.669 |
| n_snaps | 239 |
| span_days | 142.443 |
| mean_motion_first | 14.933 |
| mean_motion_last | 14.936 |
| delta_mean_motion | 0.004 |
| altitude_first_km | 587.793 |
| altitude_last_km | 586.610 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.009 |
| 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 | 2026-04-03T11:08:39.748416+00:00 |
| last_utc | 2026-08-23T21:46:07.842144+00:00 |
| last_fix_utc | 2026-08-23T21:46:07.842144+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T11:08:39.748416+00:00","mean_motion":14.932555,"altitude_km":587.793,"eccentricity":0.00066342,"inclination_deg":97.6751},{"utc":"2026-04-04T03:13:35.708448+00:00","mean_motion":14 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/64870.json