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OPS 6073 (DMSP 4A F2), 2669

Orbit data source: Space-Track

OPS 6073 (DMSP 4A F2), 2669 is a payload satellite owned by USAF SSD (US) in SSO that was launched on Wed, 08 Feb 1967 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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<iframe src="https://www.satcat.com/sats-embedded/2669?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/2669?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

2669, 1967-010A

Orbit

SSO

Last TLE update

5 hours ago

Origin

United States Space Force (US)

Manufacturer

RCA/East Windsor

Mission

Non-operational Defense Weather

Bus & Motor

DMSP BLOCK 4A, Unknown motor

Mass

79 kg wet, 79 kg dry

Launch date (UTC)

1967-02-08 (58 years ago)

Launch vehicle

THOR BURNER 2

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Oct Cyl, 0.8 m

Radar Cross Section

0.655 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 5 hours ago

0 OPS 6073 (DMSP 4A F2)
1  2669U 67010A   25182.86655224  .00000100  00000-0  58998-4 0  9997
2  2669  99.0806 166.0474 0048175 314.1958  45.5268 14.28048728 34800

Epoch: 2025-07-01T20:47Z

TLE epoch observation values (Epoch: 2025-07-01T20:47:50.113Z)

Latitude

-0.00005°

Longitude

-66.06725°

Altitude

777.034 km

Speed

7.478 km/s

True Right ascension

11h 04m 11s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-8.11971°

Longitude

-64.55081°

Altitude

775.405 km

Speed

7.48 km/s

Apparent Right ascension

08h 20m 38s

Apparent Declination

-50° 47' 52"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

13:29:12

Azimuth

221.99° SW

Elevation

-22.915°

Doppler factor

Orbital elements

Apogee altitude

829.985 km

Perigee altitude

760.868 km

Semi-major axis

7,173.564 km

Eccentricity

0.00482

Inclination

99.0806°

RAAN

166.0474°

Arg. of periapsis

314.1958°

True anomaly

Unknown

Mean anomaly

45.5268°

Eccentric anomaly

Unknown

Mean motion

3.57224 °/min

Orbital period

100.78 mins

BSTAR

0.000058998

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Other satellites on launch #10 in the year 1967 (1967-02-08 UTC)

THOR BURNER 2 R/B, 2741

OPS 6073 (DMSP 4A F2) Visibility forecast

Observer location: undefined°, undefined°

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.
7 mins	2025-07-02 10:51:14.398Z	46.845° ENE	2025-07-02 10:55:14.398Z	104.28° ESE	23.214°	2025-07-02 10:58:14.398Z	143.952° SSE
8 mins	2025-07-02 12:31:14.398Z	348.313° N	2025-07-02 12:34:14.398Z	295.694° NW	32.733°	2025-07-02 12:39:14.398Z	224.106° SW
7 mins	2025-07-02 22:10:14.398Z	123.674° SE	2025-07-02 22:13:14.398Z	67.33° ENE	31.796°	2025-07-02 22:17:14.398Z	5.779° NNE
6 mins	2025-07-02 23:50:14.398Z	223.923° SW	2025-07-02 23:53:14.398Z	271.694° WNW	22.87°	2025-07-02 23:56:14.398Z	312.739° NW

Authenticating...

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Check out OPS 6073 (DMSP 4A F2), 2669 on other resources

View OPS 6073 (DMSP 4A F2), 2669 on NASA - NSSDCA Website

View OPS 6073 (DMSP 4A F2), 2669 on Heavens-Above

View OPS 6073 (DMSP 4A F2), 2669 on Keep Track

View OPS 6073 (DMSP 4A F2), 2669 on Celestrak

View OPS 6073 (DMSP 4A F2), 2669 on Gunter's Space Page

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