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: 13 hours ago
TLE from 13 hours ago
0 SECOR 3
1 01208U 65016E 25259.10343959 .00000027 00000-0 57687-4 0 9992
2 01208 70.0796 47.8482 0017463 84.9133 26.6964 13.96017436 80915Epoch: 2025-09-16T02:28Z
TLE epoch observation values (Epoch: 2025-09-16T02:28:57.18Z)
Latitude
60.98183°
Longitude
154.77977°
Altitude
906.063 km
Speed
7.411 km/s
True Right ascension
12h 29m 15s
True Declination
60° 50' 19"
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
07:47:53
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
918.374 km
Perigee altitude
892.934 km
Semi-major axis
7,283.791 km
Eccentricity
0.00175
Inclination
70.0796°
RAAN
47.8482°
Arg. of periapsis
84.9133°
True anomaly
26.78648°
Mean anomaly
26.6964°
Eccentric anomaly
26.74142°
Mean motion
3.49146 °/min
Orbital period
103.11 mins
BSTAR
0.000057687
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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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2025-09-16 19:41:06.461Z | 2.169° NNE | 2025-09-16 19:45:06.461Z | 45.583° ENE | 20.362° | 2025-09-16 19:49:06.461Z | 94.262° ESE |
| 10 mins | 2025-09-16 21:27:06.461Z | 325.895° NNW | 2025-09-16 21:31:06.461Z | 272.674° WNW | 40.898° | 2025-09-16 21:37:06.461Z | 171.356° S |
| 9 mins | 2025-09-17 10:45:06.461Z | 172.922° S | 2025-09-17 10:49:06.461Z | 105.244° ESE | 36.341° | 2025-09-17 10:54:06.461Z | 37.663° NE |
| 8 mins | 2025-09-17 12:31:06.461Z | 257.165° W | 2025-09-17 12:35:06.461Z | 310.531° NW | 24.492° | 2025-09-17 12:39:06.461Z | 358.885° 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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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