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
BOX, 1.1 m
Radar Cross Section
Medium (>0.1 m² and <1 m²)
Expand to show TLE details & historyLast TLE update: 11 hours ago
TLE from 11 hours ago
0 SECOR 3
1 01208U 65016E 26271.25475230 .00000021 00000-0 53312-4 0 9996
2 01208 70.0807 324.5775 0022498 305.6981 126.1730 13.96093013133557Epoch: 2026-09-28T06:06Z
TLE epoch observation values (Epoch: 2026-09-28T06:06:50.598Z)
Latitude
63.55744°
Longitude
-87.71511°
Altitude
927.388 km
Speed
7.389 km/s
True Right ascension
00h 44m 07s
True Declination
63° 25' 24"
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
10:38:26
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
921.777 km
Perigee altitude
889.004 km
Semi-major axis
7,283.528 km
Eccentricity
0.00225
Inclination
70.0807°
RAAN
324.5775°
Arg. of periapsis
305.6981°
True anomaly
126.38077°
Mean anomaly
126.173°
Eccentric anomaly
126.27692°
Mean motion
3.49165 °/min
Orbital period
103.1 mins
BSTAR
0.000053312
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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. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2026-09-29 04:13:57.640Z | 167.075° S | 2026-09-29 04:18:57.640Z | 101.674° ESE | 35.854° | 2026-09-29 04:23:57.640Z | 42.283° NE |
| 9 mins | 2026-09-29 05:59:57.640Z | 243.465° WSW | 2026-09-29 06:03:57.640Z | 294.809° NW | 34.838° | 2026-09-29 06:08:57.640Z | 4.005° NNE |
| 8 mins | 2026-09-29 13:16:57.640Z | 11.204° NNE | 2026-09-29 13:19:57.640Z | 47.626° ENE | 23.207° | 2026-09-29 13:24:57.640Z | 103.159° ESE |
| 10 mins | 2026-09-29 15:01:57.640Z | 324.61° NNW | 2026-09-29 15:05:57.640Z | 265.332° W | 59.745° | 2026-09-29 15:11:57.640Z | 172.371° 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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