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The Dexes / Satellite Orbital Decay / 41187

CelestialObjectDex · Satellite Orbital Decay

ORBCOMM FM108

41187 · 2026-04-03T11:56:40Z

Fixes
217
Observations
217
Altitude — track
217 measured points · 2026-04-032026-08-23
Mean motion — track
217 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_utc2026-04-03T11:56:40.213824+00:00
End UTCend_utc2026-08-23T22:47:23.904672+00:00
Familyfamilycelestialdex
NORAD IDnorad_id41,187
Object nameobject_nameORBCOMM FM108
Groupgroupactive
Eccentricity medianeccentricity_median0.000
Inclination deg medianinclination_deg_median47.005
Number of snapsn_snaps217
Span (days)span_days142.452
Mean motion firstmean_motion_first14.588
Mean motion lastmean_motion_last14.590
Delta mean motiondelta_mean_motion0.002
Altitude first (km)altitude_first_km697.084
Altitude last (km)altitude_last_km696.552
Decay rate rev day2decay_rate_rev_day20.000
Altitude decay km dayaltitude_decay_km_day-0.004
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_utc2026-04-03T11:56:40.213824+00:00
Last UTClast_utc2026-08-23T22:47:23.904672+00:00
Last fix UTClast_fix_utc2026-08-23T22:47:23.904672+00:00
Provisionalprovisionalfalse
Tracktrack[{"utc":"2026-04-03T11:56:40.213824+00:00","mean_motion":14.58789984,"altitude_km":697.084,"eccentricity":0.00033936,"inclination_deg":47.0042},{"utc":"2026-04-04T06:01:33.149568+00:00","mean_motion":
Total sensor hitstotal_sensor_hits0

Provenance

  • celestrak

Storage: dossier · celestial_storehouse/satellite_decay/41187.json

ORBCOMM FM108 — Satellite Orbital Decay — TerraPulse