ESSA 2 (OT-2), 2091
Orbit data source: Space-Track
ESSA 2 (OT-2), 2091 is a payload satellite owned by ESSA (US) in SSO that was launched on Mon, 28 Feb 1966 UTC via a THOR DELTA E launch vehicle from the Air Force Eastern Test Range (AFETR). 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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2091 intel report (Beta)
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Edit Public Description
Expand to show TLE details & history
TLE from 21 hours ago
0 ESSA 2 (OT-2)
1 02091U 66016A 25162.76028666 -.00000035 00000-0 45149-4 0 9994
2 02091 101.2457 76.0182 0038382 288.6694 92.5971 12.69422793746628
Epoch: 2025-06-11T18:14Z
TLE epoch observation values (Epoch: 2025-06-11T18:14:48.767Z)
Latitude
21.27957°
Longitude
-102.44259°
Altitude
1,388.103 km
Speed
7.167 km/s
True Right ascension
04h 46m 23s
True Declination
21° 10' 23"
Sunlit
Visualization orbit readout
Latitude
42.67222°
Longitude
93.35688°
Altitude
1,416.253 km
Speed
7.144 km/s
Apparent Right ascension
16h 06m 27s
Apparent Declination
7° 13' 42"
Sunlit
Visualization observer readout
Local Sidereal Time
02:03:55
Azimuth
321.883° NNW
Elevation
-35.028°
Doppler factor
1
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Other satellites on launch #16 in the year 1966 (1966-02-28 UTC)
ESSA 2 (OT-2) Visibility forecast
Observer location: undefined°, undefined°
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. |
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13 mins | 2025-06-12 16:57:32.005Z | 125.195° SE | 2025-06-12 17:04:32.005Z | 55.624° ENE | 32.8° | 2025-06-12 17:10:32.005Z | 359.969° N |
13 mins | 2025-06-12 18:49:32.005Z | 194.742° SSW | 2025-06-12 18:55:32.005Z | 261.385° W | 35.276° | 2025-06-12 19:02:32.005Z | 329.309° NNW |
14 mins | 2025-06-13 06:42:32.005Z | 28.06° NE | 2025-06-13 06:48:32.005Z | 93.584° ESE | 40.424° | 2025-06-13 06:56:32.005Z | 180.891° SSW |
12 mins | 2025-06-13 08:34:32.005Z | 352.02° N | 2025-06-13 08:39:32.005Z | 304.947° NW | 27.881° | 2025-06-13 08:46:32.005Z | 243.416° WSW |
Event ID | Pc | Md | Secondary | Secondary name | Country | Click to unsort rows by TCA header |
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