The Dexes / Satellite Decay / 66315
CelestialObjectDex · Satellite Decay
SENTINEL-1D
66315 · 2026-04-03T15:06:56Z
Fixes
224
Observations
224
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:06:56.045376+00:00 |
|---|---|
| end_utc | 2026-08-09T14:01:13.929600+00:00 |
| family | celestialdex |
| norad_id | 66,315 |
| object_name | SENTINEL-1D |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 98.183 |
| n_snaps | 224 |
| span_days | 127.954 |
| mean_motion_first | 14.592 |
| mean_motion_last | 14.592 |
| delta_mean_motion | 0.000 |
| altitude_first_km | 695.768 |
| altitude_last_km | 695.767 |
| 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 | 2026-04-03T15:06:56.045376+00:00 |
| last_utc | 2026-08-09T14:01:13.929600+00:00 |
| last_fix_utc | 2026-08-09T14:01:13.929600+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:06:56.045376+00:00","mean_motion":14.59196859,"altitude_km":695.768,"eccentricity":0.00013561,"inclination_deg":98.183},{"utc":"2026-04-04T05:55:37.245504+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/66315.json