TDRS 5
NORAD 21639 · 1991-054B
PAYLOAD ACTIVE UNKNOWN
§ Identity
- Operator
- —
- Country
- US
- Launch date
- 1991-08-02
- Launch site
- AFETR
- Launch vehicle
- —
- Mass (kg)
- —
- RCS (m²)
- 20.86
Purposes: comms
External: N2YO · Heavens-Above · Gunter
§ Orbital elements
Epoch: 2026-05-24T18:23:34.387872Z
- Period
- 1,436.19 min
- Inclination
- 14.0744°
- Eccentricity
- 0.0006662
- Mean motion
- 1.00265519 rev/d
- Perigee alt
- 35,760.3 km
- Apogee alt
- 35,816.4 km
- Semi-major
- 42,166.5 km
- B*
- 0.0000e+0
- RAAN
- 353.9577°
- Arg perigee
- 287.4947°
- Mean anomaly
- 69.3178°
- Rev number
- 12,747
§ Raw data
TDRS 51 21639U 91054B 26144.76637023 .00000074 00000+0 00000+0 0 99902 21639 14.0744 353.9577 0006662 287.4947 69.3178 1.00265519127477
JSON: /api/v1/satellites/21639 · /tle
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