OPS 7869 (DMSP 4B F1), 3266
Orbit data source: Space-Track
OPS 7869 (DMSP 4B F1), 3266 is a payload satellite owned by SAMSO (US) in SSO that was launched on Thu, 23 May 1968 UTC via a THOR BURNER 2 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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3266 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
RCA/East Windsor
Mission
Non-operational spacecraft
Bus & Motor
DMSP BLOCK 4B, Unknown motor
Mass
79 kg wet, 79 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
OCT CYL, 1.1 m
Radar Cross Section
Medium (>0.1 m² and <1 m²)
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 OPS 7869 (DMSP 4B F1)
1 03266U 68042A 26259.27180842 .00000040 00000-0 40963-4 0 9993
2 03266 98.5575 86.5332 0053261 41.6678 318.8535 14.15910798926021Epoch: 2026-09-16T06:31Z
TLE epoch observation values (Epoch: 2026-09-16T06:31:24.247Z)
Latitude
-0.00008°
Longitude
-6.54361°
Altitude
813.266 km
Speed
7.461 km/s
True Right ascension
05h 46m 07s
True Declination
0° 00' 00"
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
23:46:09
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
874.797 km
Perigee altitude
797.947 km
Semi-major axis
7,214.509 km
Eccentricity
0.00533
Inclination
98.5575°
RAAN
86.5332°
Arg. of periapsis
41.6678°
True anomaly
318.44989°
Mean anomaly
318.8535°
Eccentric anomaly
318.6519°
Mean motion
3.54187 °/min
Orbital period
101.64 mins
BSTAR
0.000040963
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Other satellites on launch #42 in the year 1968 (1968-05-23 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.OPS 7869 (DMSP 4B F1) 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 | 2026-09-17 11:29:42.601Z | 116.891° SE | 2026-09-17 11:33:42.601Z | 64.936° ENE | 24.506° | 2026-09-17 11:37:42.601Z | 13.731° NNE |
| 8 mins | 2026-09-17 13:10:42.601Z | 202.146° SSW | 2026-09-17 13:13:42.601Z | 255.303° W | 40.2° | 2026-09-17 13:18:42.601Z | 330.836° NNW |
| 9 mins | 2026-09-18 01:30:42.601Z | 13.38° NNE | 2026-09-18 01:34:42.601Z | 197.809° SSW | 84.268° | 2026-09-18 01:39:42.601Z | 195.082° SSW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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