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The Dexes / Satellite Orbital Decay / 27831

CelestialObjectDex · Satellite Orbital Decay

OPTUS C1

27831 · 2026-04-03T11:46:51Z

Fixes
200
Observations
200
Altitude — track
200 measured points · 2026-04-032026-08-23
Mean motion — track
200 measured points · 2026-04-032026-08-23

The record

Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.

Start UTCstart_utc2026-04-03T11:46:51.816864+00:00
End UTCend_utc2026-08-23T20:46:05.087424+00:00
Familyfamilycelestialdex
NORAD IDnorad_id27,831
Object nameobject_nameOPTUS C1
Groupgroupactive
Eccentricity medianeccentricity_median0.001
Inclination deg medianinclination_deg_median6.866
Number of snapsn_snaps200
Span (days)span_days142.374
Mean motion firstmean_motion_first1.003
Mean motion lastmean_motion_last1.003
Delta mean motiondelta_mean_motion-0.000
Altitude first (km)altitude_first_km35786.198
Altitude last (km)altitude_last_km35786.791
Decay rate rev day2decay_rate_rev_day2-0.000
Altitude decay km dayaltitude_decay_km_day0.000
Decay notedecay_notemean_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_utc2026-04-03T11:46:51.816864+00:00
Last UTClast_utc2026-08-23T20:46:05.087424+00:00
Last fix UTClast_fix_utc2026-08-23T20:46:05.087424+00:00
Provisionalprovisionalfalse
Tracktrack[{"utc":"2026-04-03T11:46:51.816864+00:00","mean_motion":1.002732,"altitude_km":35786.198,"eccentricity":0.00063201,"inclination_deg":6.704},{"utc":"2026-04-03T18:42:01.361952+00:00","mean_motion":1.0
Total sensor hitstotal_sensor_hits0

Provenance

  • celestrak

Storage: dossier · celestial_storehouse/satellite_decay/27831.json

OPTUS C1 — Satellite Orbital Decay — TerraPulse