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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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: 17 hours ago
TLE from 17 hours ago
0 SECOR 3
1 01208U 65016E 26127.82505794 .00000039 00000-0 66510-4 0 9991
2 01208 70.0794 270.0669 0018671 144.7925 331.9849 13.96074485113532Epoch: 2026-05-07T19:48Z
TLE epoch observation values (Epoch: 2026-05-07T19:48:05.006Z)
Latitude
57.26117°
Longitude
-106.7239°
Altitude
904.421 km
Speed
7.412 km/s
True Right ascension
03h 43m 51s
True Declination
57° 06' 28"
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
20:58:46
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
919.055 km
Perigee altitude
891.856 km
Semi-major axis
7,283.592 km
Eccentricity
0.00187
Inclination
70.0794°
RAAN
270.0669°
Arg. of periapsis
144.7925°
True anomaly
331.8842°
Mean anomaly
331.9849°
Eccentric anomaly
331.93457°
Mean motion
3.4916 °/min
Orbital period
103.1 mins
BSTAR
0.00006651
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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 | 2026-05-08 19:51:46.696Z | 346.751° N | 2026-05-08 19:57:46.696Z | 72.529° E | 35.756° | 2026-05-08 20:02:46.696Z | 132.718° SE |
| 7 mins | 2026-05-08 21:39:46.696Z | 296.253° NW | 2026-05-08 21:42:46.696Z | 255.077° W | 23.095° | 2026-05-08 21:46:46.696Z | 207.684° SW |
| 4 mins | 2026-05-09 09:13:46.696Z | 117.05° SE | 2026-05-09 09:15:46.696Z | 94.307° ESE | 14.981° | 2026-05-09 09:17:46.696Z | 72.783° E |
| 10 mins | 2026-05-09 10:55:46.696Z | 212.293° SW | 2026-05-09 10:59:46.696Z | 256.326° W | 43.118° | 2026-05-09 11:05:46.696Z | 20.395° NNE |
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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