The Dexes / Satellite Decay / 53355
CelestialObjectDex · Satellite Decay
SBIRS GEO-6 (USA 336)
53355 · 2026-04-03T10:41:51Z
Fixes
272
Observations
272
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T10:41:51.932544+00:00 |
|---|---|
| end_utc | 2026-08-23T22:23:55.705632+00:00 |
| family | celestialdex |
| norad_id | 53,355 |
| object_name | SBIRS GEO-6 (USA 336) |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 3.264 |
| n_snaps | 272 |
| span_days | 142.488 |
| mean_motion_first | 1.003 |
| mean_motion_last | 1.003 |
| delta_mean_motion | -0.000 |
| altitude_first_km | 35786.537 |
| altitude_last_km | 35786.582 |
| decay_rate_rev_day2 | -0.000 |
| altitude_decay_km_day | 0.001 |
| 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 | 2026-04-03T10:41:51.932544+00:00 |
| last_utc | 2026-08-23T22:23:55.705632+00:00 |
| last_fix_utc | 2026-08-23T22:23:55.705632+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T10:41:51.932544+00:00","mean_motion":1.00271993,"altitude_km":35786.537,"eccentricity":0.00022434,"inclination_deg":3.3863},{"utc":"2026-04-03T18:37:24.303936+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/53355.json