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
Unknown
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 26135.11117048 .00000034 00000-0 38149-4 0 9993
2 03266 98.5587 327.2574 0053203 38.6510 321.8454 14.15889250908453Epoch: 2026-05-15T02:40Z
TLE epoch observation values (Epoch: 2026-05-15T02:40:05.129Z)
Latitude
0°
Longitude
54.38885°
Altitude
812.08 km
Speed
7.463 km/s
True Right ascension
21h 49m 01s
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
19:19:16
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
874.829 km
Perigee altitude
798.062 km
Semi-major axis
7,214.582 km
Eccentricity
0.00532
Inclination
98.5587°
RAAN
327.2574°
Arg. of periapsis
38.651°
True anomaly
321.46678°
Mean anomaly
321.8454°
Eccentric anomaly
321.65629°
Mean motion
3.54182 °/min
Orbital period
101.64 mins
BSTAR
0.000038149
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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 | 2026-05-16 12:43:05.152Z | 162.839° S | 2026-05-16 12:47:05.152Z | 0.57° NNE | 43.882° | 2026-05-16 12:51:05.152Z | 347.858° N |
| 8 mins | 2026-05-17 01:04:05.152Z | 41.619° NE | 2026-05-17 01:07:05.152Z | 95.79° ESE | 32.606° | 2026-05-17 01:12:05.152Z | 166.048° S |
| 7 mins | 2026-05-17 02:44:05.152Z | 341.359° N | 2026-05-17 02:47:05.152Z | 300.463° NW | 24.217° | 2026-05-17 02:51:05.152Z | 244.385° WSW |
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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