The Dexes / Satellite Decay / 56953
CelestialObjectDex · Satellite Decay
RUNNER-1 (TYVAK-1005)
56953 · 2026-04-03T15:40:48Z
Fixes
210
Observations
210
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:40:48.970848+00:00 |
|---|---|
| end_utc | 2026-08-09T20:46:56.244000+00:00 |
| family | celestialdex |
| norad_id | 56,953 |
| object_name | RUNNER-1 (TYVAK-1005) |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 97.623 |
| n_snaps | 210 |
| span_days | 128.213 |
| mean_motion_first | 15.362 |
| mean_motion_last | 15.387 |
| delta_mean_motion | 0.024 |
| altitude_first_km | 457.222 |
| altitude_last_km | 450.016 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.056 |
| 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 | 2026-04-03T15:40:48.970848+00:00 |
| last_utc | 2026-08-09T20:46:56.244000+00:00 |
| last_fix_utc | 2026-08-09T20:46:56.244000+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:40:48.970848+00:00","mean_motion":15.36245879,"altitude_km":457.222,"eccentricity":0.00076283,"inclination_deg":97.6119},{"utc":"2026-04-04T21:22:54.150528+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/56953.json