The Dexes / Satellite Decay / 42738
CelestialObjectDex · Satellite Decay
QZS-2 (MICHIBIKI-2)
42738 · 2026-04-03T06:47:38Z
Fixes
101
Observations
101
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T06:47:38.773824+00:00 |
|---|---|
| end_utc | 2026-08-09T09:11:05.959104+00:00 |
| family | celestialdex |
| norad_id | 42,738 |
| object_name | QZS-2 (MICHIBIKI-2) |
| group | active |
| eccentricity_median | 0.076 |
| inclination_deg_median | 39.421 |
| n_snaps | 101 |
| span_days | 128.100 |
| mean_motion_first | 1.003 |
| mean_motion_last | 1.003 |
| delta_mean_motion | 0.000 |
| altitude_first_km | 35791.581 |
| altitude_last_km | 35787.005 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.042 |
| 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 | 2026-04-03T06:47:38.773824+00:00 |
| last_utc | 2026-08-09T09:11:05.959104+00:00 |
| last_fix_utc | 2026-08-09T09:11:05.959104+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T06:47:38.773824+00:00","mean_motion":1.00254002,"altitude_km":35791.581,"eccentricity":0.07422959,"inclination_deg":39.5466},{"utc":"2026-04-04T18:35:38.520960+00:00","mean_motion" |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/42738.json