Showing default

SOLRAD 7B, 1291

Orbit data source: Space-Track

SOLRAD 7B, 1291 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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/1291?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/1291?theme=dark&initialShowStats=false

Optional Secondary NORAD IDs

Max 10 NORAD IDs; Separated by commas

Initial load time (optional)

ISO8601 Format

TLE date request (optional)

ISO8601 Format

Identifier

1291, 1965-016D

Orbit

LEO

Last TLE update

7 hours ago

Origin

National Reconnaissance Office (US)

Manufacturer

NRL

Mission

Defense Science

Bus & Motor

NRL 24", Unknown motor

Mass

47 kg wet, 47 kg dry

Launch date (UTC)

1965-03-09 (60 years ago)

Launch vehicle

THOR SLV-2 AGENA D

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Sphere + 1 Ant, 1.5 m

Radar Cross Section

0.248 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 7 hours ago

0 SOLRAD 7B
1  1291U 65016D   25192.14927881  .00000009  00000-0  45460-4 0  9992
2  1291  70.0778 241.2866 0022386 214.8496 145.1145 13.94917171 69636

Epoch: 2025-07-11T03:34Z

TLE epoch observation values (Epoch: 2025-07-11T03:34:57.689Z)

Latitude

-0.00001°

Longitude

-101.75913°

Altitude

927.166 km

Speed

7.382 km/s

True Right ascension

16h 05m 08s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

60.45832°

Longitude

38.07697°

Altitude

924.51 km

Speed

7.394 km/s

Apparent Right ascension

08h 14m 18s

Apparent Declination

40° 43' 10"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

23:18:17

Azimuth

33.041° NE

Elevation

0.846°

Doppler factor

Orbital elements

Apogee altitude

925.8 km

Perigee altitude

893.172 km

Semi-major axis

7,287.623 km

Eccentricity

0.00224

Inclination

70.0778°

RAAN

241.2866°

Arg. of periapsis

214.8496°

True anomaly

Unknown

Mean anomaly

145.1145°

Eccentric anomaly

Unknown

Mean motion

3.48871 °/min

Orbital period

103.19 mins

BSTAR

0.00004546

Loading maneuver chart data...

Loading SW <> Apogee altitude chart data...

Loading historical data...

Other satellites on launch #16 in the year 1965 (1965-03-09 UTC)

OPS 4988 (GREB 6), 1271

SURCAL 2, 1310 (Decayed)

PORCUPINE 1, 1272

THOR AGENA D R/B, 1245

OPS 4988 DEB, 12099

GGSE 3 DEB, 44043

SOLRAD 7B 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.
6 mins	2025-07-11 12:44:19.598Z	13.853° NNE	2025-07-11 12:47:19.598Z	46.172° ENE	15.862°	2025-07-11 12:50:19.598Z	79.038° E
10 mins	2025-07-11 14:29:19.598Z	334.993° NNW	2025-07-11 14:34:19.598Z	168.513° S	44.447°	2025-07-11 14:39:19.598Z	158.448° S
8 mins	2025-07-12 03:48:19.598Z	157.094° SSE	2025-07-12 03:52:19.598Z	97.634° ESE	29.02°	2025-07-12 03:56:19.598Z	47.782° ENE
9 mins	2025-07-12 05:33:19.598Z	242.204° WSW	2025-07-12 05:37:19.598Z	296.96° NW	31.347°	2025-07-12 05:42:19.598Z	5.737° NNE

Authenticating...

Click to sort rows by Secondary header in ascending order	Click to sort rows by Secondary name header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Owner header in ascending order	Click to sort rows by Obj. Type header in ascending order	Click to sort rows by Miss dist. header in ascending order	Click to sort rows by Rel. speed header in ascending order	Click to sort rows by Apr. angle header in ascending order	Click to sort rows by TCA header in ascending order

Check out SOLRAD 7B, 1291 on other resources

View SOLRAD 7B, 1291 on NASA - NSSDCA Website

View SOLRAD 7B, 1291 on Heavens-Above

View SOLRAD 7B, 1291 on Keep Track

View SOLRAD 7B, 1291 on Celestrak

View SOLRAD 7B, 1291 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.