The Dexes / Satellite Decay / 66777
CelestialObjectDex · Satellite Decay
LUNA-1
66777 · 2026-04-03T15:16:07Z
Fixes
207
Observations
207
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:16:07.876992+00:00 |
|---|---|
| end_utc | 2026-08-09T17:28:09.867072+00:00 |
| family | celestialdex |
| norad_id | 66,777 |
| object_name | LUNA-1 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.426 |
| n_snaps | 207 |
| span_days | 128.092 |
| mean_motion_first | 15.214 |
| mean_motion_last | 15.237 |
| delta_mean_motion | 0.023 |
| altitude_first_km | 501.710 |
| altitude_last_km | 494.809 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.055 |
| 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 | 2026-04-03T15:16:07.876992+00:00 |
| last_utc | 2026-08-09T17:28:09.867072+00:00 |
| last_fix_utc | 2026-08-09T17:28:09.867072+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:16:07.876992+00:00","mean_motion":15.21369131,"altitude_km":501.71,"eccentricity":0.00034156,"inclination_deg":97.429},{"utc":"2026-04-03T18:25:33.315744+00:00","mean_motion":15 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/66777.json