The Dexes / Satellite Orbital Decay / 43927
CelestialObjectDex · Satellite Orbital Decay
IRIDIUM 172
43927 · 2026-04-03T12:40:22Z
Fixes
249
Observations
249
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| Start UTCstart_utc | 2026-04-03T12:40:22.910016+00:00 |
|---|---|
| End UTCend_utc | 2026-08-23T05:28:10.965216+00:00 |
| Familyfamily | celestialdex |
| NORAD IDnorad_id | 43,927 |
| Object nameobject_name | IRIDIUM 172 |
| Groupgroup | active |
| Eccentricity medianeccentricity_median | 0.000 |
| Inclination deg medianinclination_deg_median | 86.400 |
| Number of snapsn_snaps | 249 |
| Span (days)span_days | 141.700 |
| Mean motion firstmean_motion_first | 14.342 |
| Mean motion lastmean_motion_last | 14.342 |
| Delta mean motiondelta_mean_motion | -0.000 |
| Altitude first (km)altitude_first_km | 777.667 |
| Altitude last (km)altitude_last_km | 777.668 |
| Decay rate rev day2decay_rate_rev_day2 | -0.000 |
| Altitude decay km dayaltitude_decay_km_day | 0 |
| 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 | 2026-04-03T12:40:22.910016+00:00 |
| Last UTClast_utc | 2026-08-23T05:28:10.965216+00:00 |
| Last fix UTClast_fix_utc | 2026-08-23T05:28:10.965216+00:00 |
| Provisionalprovisional | false |
| Tracktrack | [{"utc":"2026-04-03T12:40:22.910016+00:00","mean_motion":14.34217912,"altitude_km":777.667,"eccentricity":0.00020491,"inclination_deg":86.4006},{"utc":"2026-04-03T21:02:42.919296+00:00","mean_motion": |
| Total sensor hitstotal_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/43927.json