The Dexes / Satellite Orbital Decay / 39253
CelestialObjectDex · Satellite Orbital Decay
HISAKI (SPRINT-A)
39253 · 2026-04-03T12:32:29Z
Fixes
239
Observations
239
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| Start UTCstart_utc | 2026-04-03T12:32:29.337792+00:00 |
|---|---|
| End UTCend_utc | 2026-08-23T08:52:27.676128+00:00 |
| Familyfamily | celestialdex |
| NORAD IDnorad_id | 39,253 |
| Object nameobject_name | HISAKI (SPRINT-A) |
| Groupgroup | active |
| Eccentricity medianeccentricity_median | 0.014 |
| Inclination deg medianinclination_deg_median | 29.719 |
| Number of snapsn_snaps | 239 |
| Span (days)span_days | 141.847 |
| Mean motion firstmean_motion_first | 13.555 |
| Mean motion lastmean_motion_last | 13.555 |
| Delta mean motiondelta_mean_motion | 0.000 |
| Altitude first (km)altitude_first_km | 1051.965 |
| Altitude last (km)altitude_last_km | 1051.912 |
| Decay rate rev day2decay_rate_rev_day2 | 0.000 |
| Altitude decay km dayaltitude_decay_km_day | -0.000 |
| Decay notedecay_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 UTCfirst_utc | 2026-04-03T12:32:29.337792+00:00 |
| Last UTClast_utc | 2026-08-23T08:52:27.676128+00:00 |
| Last fix UTClast_fix_utc | 2026-08-23T08:52:27.676128+00:00 |
| Provisionalprovisional | false |
| Tracktrack | [{"utc":"2026-04-03T12:32:29.337792+00:00","mean_motion":13.55534574,"altitude_km":1051.965,"eccentricity":0.01364157,"inclination_deg":29.7188},{"utc":"2026-04-05T01:39:34.049376+00:00","mean_motion" |
| Total sensor hitstotal_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/39253.json