MIDAS 5 (STRONGBACK), 271
Orbit data source: Space-Track
MIDAS 5 (STRONGBACK), 271 is a payload satellite owned by USAF SSD (US) in LEO that was launched on Mon, 09 Apr 1962 UTC via an ATLAS AGENA B launch vehicle from the Air Force Western Test Range (AFWTR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
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271 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
LMSC
Mission
Spacecraft
Bus & Motor
MIDAS, Unknown motor
Mass
~1,543 kg wet, ~840 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
CONE, 1.1 m
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 6 hours ago
TLE from 6 hours ago
0 MIDAS 5 (STRONGBACK)
1 00271U 62010A 26307.95998628 -.00000002 00000-0 -11857-2 0 9991
2 00271 86.6497 295.5228 0327164 217.8455 139.9032 9.41307272218823Epoch: 2026-11-03T23:02Z
TLE epoch observation values (Epoch: 2026-11-03T23:02:22.814Z)
Latitude
0.00003°
Longitude
-93.28742°
Altitude
3,340.416 km
Speed
6.323 km/s
True Right ascension
19h 42m 05s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
01:12:16
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
3,404.516 km
Perigee altitude
2,784.688 km
Semi-major axis
9,472.739 km
Eccentricity
0.03272
Inclination
86.6497°
RAAN
295.5228°
Arg. of periapsis
217.8455°
True anomaly
142.24389°
Mean anomaly
139.9032°
Eccentric anomaly
141.08081°
Mean motion
2.35413 °/min
Orbital period
152.92 mins
BSTAR
-0.0011857
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Other satellites on launch #10 in the year 1962 (1962-04-09 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.MIDAS 5 (STRONGBACK) Visibility forecast
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Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
|---|---|---|---|---|---|---|---|
| 30 mins | 2026-11-04 09:59:51.296Z | 3.234° NNE | 2026-11-04 10:15:51.296Z | 77.179° E | 47.626° | 2026-11-04 10:29:51.296Z | 147.126° SSE |
| 28 mins | 2026-11-04 12:34:51.296Z | 349.204° N | 2026-11-04 12:48:51.296Z | 283.168° WNW | 50.331° | 2026-11-04 13:02:51.296Z | 213.56° SW |
| 29 mins | 2026-11-04 22:04:51.296Z | 134.007° SE | 2026-11-04 22:18:51.296Z | 74.257° E | 42.709° | 2026-11-04 22:33:51.296Z | 12.11° NNE |
| 33 mins | 2026-11-05 00:34:51.296Z | 200.63° SSW | 2026-11-05 00:50:51.296Z | 275.614° WNW | 61.265° | 2026-11-05 01:07:51.296Z | 358.018° N |
| 14 mins | 2026-11-05 03:23:51.296Z | 287.609° WNW | 2026-11-05 03:30:51.296Z | 312.355° NW | 13.507° | 2026-11-05 03:37:51.296Z | 337.134° NNW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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