The Dexes / Satellite Orbital Decay / 19548
CelestialObjectDex · Satellite Orbital Decay
TDRS 3
19548 · 2026-04-03T12:11:52Z
Fixes
178
Observations
178
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| Start UTCstart_utc | 2026-04-03T12:11:52.209024+00:00 |
|---|---|
| End UTCend_utc | 2026-08-23T04:23:55.359168+00:00 |
| Familyfamily | celestialdex |
| NORAD IDnorad_id | 19,548 |
| Object nameobject_name | TDRS 3 |
| Groupgroup | active |
| Eccentricity medianeccentricity_median | 0.004 |
| Inclination deg medianinclination_deg_median | 12.605 |
| Number of snapsn_snaps | 178 |
| Span (days)span_days | 141.675 |
| Mean motion firstmean_motion_first | 1.003 |
| Mean motion lastmean_motion_last | 1.003 |
| Delta mean motiondelta_mean_motion | -0.000 |
| Altitude first (km)altitude_first_km | 35787.670 |
| Altitude last (km)altitude_last_km | 35787.883 |
| Decay rate rev day2decay_rate_rev_day2 | -0.000 |
| Altitude decay km dayaltitude_decay_km_day | 0.002 |
| 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 | 2026-04-03T12:11:52.209024+00:00 |
| Last UTClast_utc | 2026-08-23T04:23:55.359168+00:00 |
| Last fix UTClast_fix_utc | 2026-08-23T04:23:55.359168+00:00 |
| Provisionalprovisional | false |
| Tracktrack | [{"utc":"2026-04-03T12:11:52.209024+00:00","mean_motion":1.00267951,"altitude_km":35787.67,"eccentricity":0.00422834,"inclination_deg":12.6586},{"utc":"2026-04-04T02:16:54.867072+00:00","mean_motion": |
| Total sensor hitstotal_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/19548.json