The Dexes / Satellite Decay / 40697
CelestialObjectDex · Satellite Decay
SENTINEL-2A
40697 · 2026-04-03T14:23:04Z
Fixes
312
Observations
312
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:23:04.215840+00:00 |
|---|---|
| end_utc | 2026-08-09T20:25:31.939104+00:00 |
| family | celestialdex |
| norad_id | 40,697 |
| object_name | SENTINEL-2A |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 98.568 |
| n_snaps | 312 |
| span_days | 128.252 |
| mean_motion_first | 14.308 |
| mean_motion_last | 14.308 |
| delta_mean_motion | 0.000 |
| altitude_first_km | 788.998 |
| altitude_last_km | 788.993 |
| 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 | 2026-04-03T14:23:04.215840+00:00 |
| last_utc | 2026-08-09T20:25:31.939104+00:00 |
| last_fix_utc | 2026-08-09T20:25:31.939104+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:23:04.215840+00:00","mean_motion":14.30818001,"altitude_km":788.998,"eccentricity":0.00013438,"inclination_deg":98.565},{"utc":"2026-04-03T19:25:10.140960+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/40697.json