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
Spacecraft
Bus & Motor
SECOR, Unknown motor
Mass
18 kg wet, 18 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Medium (>0.1 m² and <1 m²)
Expand to show TLE details & historyLast TLE update: 7 hours ago
TLE from 7 hours ago
0 SECOR 3
1 1208U 65016E 25343.15025264 .00000098 00000-0 10938-3 0 9992
2 1208 70.0791 228.8526 0021512 328.4059 147.3602 13.96042359 92648Epoch: 2025-12-09T03:36Z
TLE epoch observation values (Epoch: 2025-12-09T03:36:21.828Z)
Latitude
57.86226°
Longitude
-118.39783°
Altitude
929.88 km
Speed
7.386 km/s
True Right ascension
00h 55m 19s
True Declination
57° 42' 39"
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
08:23:42
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
921.236 km
Perigee altitude
889.898 km
Semi-major axis
7,283.704 km
Eccentricity
0.00215
Inclination
70.0791°
RAAN
228.8526°
Arg. of periapsis
328.4059°
True anomaly
147.49286°
Mean anomaly
147.3602°
Eccentric anomaly
147.42656°
Mean motion
3.49152 °/min
Orbital period
103.11 mins
BSTAR
0.00010938
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Other satellites on launch #16 in the year 1965 (1965-03-09 UTC)
Did you know?
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 | 2025-12-09 16:55:33.023Z | 153.148° SSE | 2025-12-09 16:59:33.023Z | 105.461° ESE | 23.756° | 2025-12-09 17:03:33.023Z | 54.99° ENE |
| 10 mins | 2025-12-09 18:40:33.023Z | 232.202° WSW | 2025-12-09 18:44:33.023Z | 286.796° WNW | 35.335° | 2025-12-09 18:50:33.023Z | 12.671° NNE |
| 6 mins | 2025-12-10 01:58:33.023Z | 23.055° NE | 2025-12-10 02:00:33.023Z | 46.506° ENE | 17.25° | 2025-12-10 02:04:33.023Z | 89.14° E |
| 10 mins | 2025-12-10 03:42:33.023Z | 332.631° NNW | 2025-12-10 03:46:33.023Z | 302.415° NW | 43.932° | 2025-12-10 03:52:33.023Z | 161.842° S |
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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