The Dexes / Satellite Decay / 63179
CelestialObjectDex · Satellite Decay
PUNCH-WFI 1 (SMEX 15B)
63179 · 2026-04-03T11:12:21Z
Fixes
231
Observations
231
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T11:12:21.068064+00:00 |
|---|---|
| end_utc | 2026-08-23T10:42:57.863520+00:00 |
| family | celestialdex |
| norad_id | 63,179 |
| object_name | PUNCH-WFI 1 (SMEX 15B) |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 97.959 |
| n_snaps | 231 |
| span_days | 141.980 |
| mean_motion_first | 14.743 |
| mean_motion_last | 14.744 |
| delta_mean_motion | 0.001 |
| altitude_first_km | 647.475 |
| altitude_last_km | 647.026 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.003 |
| 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 | 2026-04-03T11:12:21.068064+00:00 |
| last_utc | 2026-08-23T10:42:57.863520+00:00 |
| last_fix_utc | 2026-08-23T10:42:57.863520+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T11:12:21.068064+00:00","mean_motion":14.74268183,"altitude_km":647.475,"eccentricity":0.00101952,"inclination_deg":97.9586},{"utc":"2026-04-04T00:14:13.683840+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/63179.json