SECOR 3, 1208
Orbit data source: Space-Track
SECOR 3, 1208 is an American payload satellite in LEO that was launched on Tue, 09 Mar 1965 UTC via a THOR SLV-2 AGENA D 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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1208 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
ITT
Mission
Defense Geodetic
Bus & Motor
SECOR, Unknown motor
Mass
18 kg wet, 18 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.2 m
Radar Cross Section
0.105 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 SECOR 3
1 01208U 65016E 25259.82100361 .00000025 00000-0 56037-4 0 9995
2 01208 70.0798 46.3199 0017478 83.8483 33.0528 13.96017549 81013Epoch: 2025-09-16T19:42Z
TLE epoch observation values (Epoch: 2025-09-16T19:42:14.711Z)
Latitude
57.00113°
Longitude
-98.96721°
Altitude
905.898 km
Speed
7.41 km/s
True Right ascension
12h 50m 23s
True Declination
56° 50' 49"
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
16:03:15
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
918.384 km
Perigee altitude
892.923 km
Semi-major axis
7,283.79 km
Eccentricity
0.00175
Inclination
70.0798°
RAAN
46.3199°
Arg. of periapsis
83.8483°
True anomaly
33.16224°
Mean anomaly
33.0528°
Eccentric anomaly
33.1075°
Mean motion
3.49146 °/min
Orbital period
103.11 mins
BSTAR
0.000056037
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Other satellites on launch #16 in the year 1965 (1965-03-09 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.SECOR 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. |
|---|---|---|---|---|---|---|---|
| 11 mins | 2025-09-18 10:48:10.866Z | 190.903° SSW | 2025-09-18 10:54:10.866Z | 89.183° E | 42.011° | 2025-09-18 10:59:10.866Z | 30.839° NE |
| 7 mins | 2025-09-18 12:37:10.866Z | 275.068° WNW | 2025-09-18 12:40:10.866Z | 312.799° NW | 19.535° | 2025-09-18 12:44:10.866Z | 356.467° N |
| 9 mins | 2025-09-18 19:51:10.866Z | 355.444° N | 2025-09-18 19:55:10.866Z | 47.662° ENE | 31.226° | 2025-09-18 20:00:10.866Z | 120.862° SE |
| 9 mins | 2025-09-18 21:37:10.866Z | 309.033° NW | 2025-09-18 21:41:10.866Z | 253.683° W | 28.111° | 2025-09-18 21:46:10.866Z | 194.724° SSW |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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