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SOLRAD 7A, 730

Orbit data source: Space-Track

SOLRAD 7A, 730 is an American payload satellite in LEO that was launched on Sat, 11 Jan 1964 UTC via a THOR SLV-2A 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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<iframe src="https://www.satcat.com/sats-embedded/730?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/730?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

730, 1964-001D

Orbit

LEO

Country

Related business

National Reconnaissance Office (US)

Manufacturer

NRL

Mission

Spacecraft

Bus & Motor

NRL 24", Unknown motor

Mass

40 kg wet, 40 kg dry

Launch date (UTC)

1964-01-11 (62 years ago)

Launch vehicle

THOR SLV-2A AGENA D

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 10 hours ago

TLE from 10 hours ago

0 SOLRAD 7A
1 00730U 64001D   26108.26074400  .00000013  00000-0  48667-4 0  9990
2 00730  69.9074  45.5905 0011239 115.5050 319.1680 13.96047990 52270

Epoch: 2026-04-18T06:15Z

TLE epoch observation values (Epoch: 2026-04-18T06:15:28.281Z)

Latitude

64.97774°

Longitude

156.56109°

Altitude

911.917 km

Speed

7.406 km/s

True Right ascension

06h 27m 14s

True Declination

64° 50' 54"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

22:51:27

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

913.751 km

Perigee altitude

897.379 km

Semi-major axis

7,283.702 km

Eccentricity

0.00112

Inclination

69.9074°

RAAN

45.5905°

Arg. of periapsis

115.505°

True anomaly

319.0837°

Mean anomaly

319.168°

Eccentric anomaly

319.12586°

Mean motion

3.49152 °/min

Orbital period

103.11 mins

BSTAR

0.000048667

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Other satellites on launch #1 in the year 1964 (1964-01-11 UTC)

SECOR 1B, 729

GREB, 731

THOR AGENA D R/B, 727

GGSE 1 (GGRS), 728

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SOLRAD 7A 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.
6 mins	2026-04-18 19:47:47.285Z	128.684° SE	2026-04-18 19:50:47.285Z	95.141° ESE	15.766°	2026-04-18 19:53:47.285Z	63.996° ENE
10 mins	2026-04-18 21:30:47.285Z	214.496° SW	2026-04-18 21:35:47.285Z	325.345° NNW	42.751°	2026-04-18 21:40:47.285Z	19.592° NNE
10 mins	2026-04-19 06:32:47.285Z	342.496° N	2026-04-19 06:37:47.285Z	91.429° ESE	42.461°	2026-04-19 06:42:47.285Z	146.314° SSE
6 mins	2026-04-19 08:19:47.285Z	288.915° WNW	2026-04-19 08:22:47.285Z	254.708° W	15.961°	2026-04-19 08:25:47.285Z	223.612° SW

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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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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

CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out SOLRAD 7A, 730 on other resources

View SOLRAD 7A, 730 on NASA - NSSDCA Website

View SOLRAD 7A, 730 on Heavens-Above

View SOLRAD 7A, 730 on Keep Track

View SOLRAD 7A, 730 on Celestrak

View SOLRAD 7A, 730 on Gunter's Space Page

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

SOLRAD 7A, 730

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 10 hours ago

TLE from 10 hours ago

TLE epoch observation values (Epoch: 2026-04-18T06:15:28.281Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #1 in the year 1964 (1964-01-11 UTC)

SOLRAD 7A Visibility forecast

Co-orbital & Co-planar RSOs

Check out SOLRAD 7A, 730 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 10 hours ago