MIDAS 3, 163
Orbit data source: Space-Track
MIDAS 3, 163 is a payload satellite owned by USAF SSD (US) in LEO that was launched on Wed, 12 Jul 1961 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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163 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
LMSC
Mission
Spacecraft
Bus & Motor
MIDAS, Unknown motor
Mass
~1,540 kg wet, 840 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
CONE, 1.0 m
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 MIDAS 3
1 00163U 61018A 26205.99760449 .00000037 00000-0 12584-1 0 9990
2 00163 91.1168 206.8668 0102730 113.9870 247.1797 8.91839306117380Epoch: 2026-07-24T23:56Z
TLE epoch observation values (Epoch: 2026-07-24T23:56:33.027Z)
Latitude
-0.00003°
Longitude
-94.98702°
Altitude
3,486.363 km
Speed
6.344 km/s
True Right ascension
13h 47m 28s
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
16:14:48
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
3,542.756 km
Perigee altitude
3,340.994 km
Semi-major axis
9,820.012 km
Eccentricity
0.01027
Inclination
91.1168°
RAAN
206.8668°
Arg. of periapsis
113.987°
True anomaly
246.10009°
Mean anomaly
247.1797°
Eccentric anomaly
246.63935°
Mean motion
2.23036 °/min
Orbital period
161.41 mins
BSTAR
0.012584
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Other satellites on launch #18 in the year 1961 (1961-07-12 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 3 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. |
|---|---|---|---|---|---|---|---|
| 24 mins | 2026-07-26 02:59:58.226Z | 246.915° WSW | 2026-07-26 03:11:58.226Z | 293.604° NW | 21.162° | 2026-07-26 03:23:58.226Z | 339.623° N |
| 13 mins | 2026-07-26 09:06:58.226Z | 36.525° NE | 2026-07-26 09:12:58.226Z | 58.795° ENE | 13.234° | 2026-07-26 09:19:58.226Z | 84.536° E |
| 32 mins | 2026-07-26 11:42:58.226Z | 7.156° NNE | 2026-07-26 11:58:58.226Z | 98.031° ESE | 43.196° | 2026-07-26 12:14:58.226Z | 173.215° S |
| 27 mins | 2026-07-26 14:23:58.226Z | 350.898° N | 2026-07-26 14:36:58.226Z | 296.895° NW | 29.401° | 2026-07-26 14:50:58.226Z | 240.349° WSW |
| 25 mins | 2026-07-26 21:51:58.226Z | 107.487° ESE | 2026-07-26 22:03:58.226Z | 59.886° ENE | 25.68° | 2026-07-26 22:16:58.226Z | 9.203° NNE |
| 34 mins | 2026-07-27 00:24:58.226Z | 178.234° S | 2026-07-27 00:41:58.226Z | 278.776° WNW | 44.645° | 2026-07-27 00:58:58.226Z | 355.983° N |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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