The Dexes / Satellite Decay / 66740
CelestialObjectDex · Satellite Decay
NUSAT-51 (YVONNE BRILL)
66740 · 2026-04-03T04:01:10Z
Fixes
217
Observations
217
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T04:01:10.115616+00:00 |
|---|---|
| end_utc | 2026-08-09T19:00:22.931712+00:00 |
| family | celestialdex |
| norad_id | 66,740 |
| object_name | NUSAT-51 (YVONNE BRILL) |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.421 |
| n_snaps | 217 |
| span_days | 128.624 |
| mean_motion_first | 15.194 |
| mean_motion_last | 15.208 |
| delta_mean_motion | 0.015 |
| altitude_first_km | 507.737 |
| altitude_last_km | 503.351 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.034 |
| 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 | 2026-04-03T04:01:10.115616+00:00 |
| last_utc | 2026-08-09T19:00:22.931712+00:00 |
| last_fix_utc | 2026-08-09T19:00:22.931712+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T04:01:10.115616+00:00","mean_motion":15.19372272,"altitude_km":507.737,"eccentricity":0.0001834,"inclination_deg":97.4243},{"utc":"2026-04-03T18:14:41.608320+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/66740.json