The Dexes / Satellite Decay / 68468
CelestialObjectDex · Satellite Decay
ERMIS-1
68468 · 2026-04-16T20:29:35Z
Fixes
166
Observations
166
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-16T20:29:35.379744+00:00 |
|---|---|
| end_utc | 2026-08-09T20:15:22.747392+00:00 |
| family | celestialdex |
| norad_id | 68,468 |
| object_name | ERMIS-1 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 97.455 |
| n_snaps | 166 |
| span_days | 114.990 |
| mean_motion_first | 15.167 |
| mean_motion_last | 15.185 |
| delta_mean_motion | 0.018 |
| altitude_first_km | 515.815 |
| altitude_last_km | 510.380 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.048 |
| 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 | 2026-04-16T20:29:35.379744+00:00 |
| last_utc | 2026-08-09T20:15:22.747392+00:00 |
| last_fix_utc | 2026-08-09T20:15:22.747392+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-16T20:29:35.379744+00:00","mean_motion":15.16702498,"altitude_km":515.815,"eccentricity":0.0004727,"inclination_deg":97.4517},{"utc":"2026-04-17T02:49:36.183360+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/68468.json