The Dexes / Satellite Decay / 41174
CelestialObjectDex · Satellite Decay
GSAT0209 (GALILEO 12)
41174 · 2026-04-02T22:56:35Z
Fixes
152
Observations
152
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-02T22:56:35.738880+00:00 |
|---|---|
| end_utc | 2026-08-08T05:52:58.374912+00:00 |
| family | celestialdex |
| norad_id | 41,174 |
| object_name | GSAT0209 (GALILEO 12) |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 55.834 |
| n_snaps | 152 |
| span_days | 127.289 |
| mean_motion_first | 1.705 |
| mean_motion_last | 1.705 |
| delta_mean_motion | -0.000 |
| altitude_first_km | 23222.143 |
| altitude_last_km | 23222.218 |
| 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 | 2026-04-02T22:56:35.738880+00:00 |
| last_utc | 2026-08-08T05:52:58.374912+00:00 |
| last_fix_utc | 2026-08-08T05:52:58.374912+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-02T22:56:35.738880+00:00","mean_motion":1.70474345,"altitude_km":23222.143,"eccentricity":0.00055143,"inclination_deg":55.7797},{"utc":"2026-04-06T11:24:38.646720+00:00","mean_motion" |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/41174.json