The Dexes / Satellite Decay / 68829
CelestialObjectDex · Satellite Decay
COSMOS 2618
68829 · 2026-05-05T01:21:54Z
Fixes
164
Observations
164
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-05-05T01:21:54.645408+00:00 |
|---|---|
| end_utc | 2026-08-09T19:22:48.133056+00:00 |
| family | celestialdex |
| norad_id | 68,829 |
| object_name | COSMOS 2618 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 96.646 |
| n_snaps | 164 |
| span_days | 96.751 |
| mean_motion_first | 15.811 |
| mean_motion_last | 15.846 |
| delta_mean_motion | 0.035 |
| altitude_first_km | 327.352 |
| altitude_last_km | 317.407 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.118 |
| 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 | 2026-05-05T01:21:54.645408+00:00 |
| last_utc | 2026-08-09T19:22:48.133056+00:00 |
| last_fix_utc | 2026-08-09T19:22:48.133056+00:00 |
| provisional | false |
| track | [{"utc":"2026-05-05T01:21:54.645408+00:00","mean_motion":15.81091703,"altitude_km":327.352,"eccentricity":0.0013665,"inclination_deg":96.6474},{"utc":"2026-05-05T05:55:19.587072+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/68829.json