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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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Identifier
730, 1964-001D
Orbit
LEO
Last TLE update
11 hours ago
Origin
Manufacturer
NRL
Mission
Civil Astronomy
Bus & Motor
NRL 24", Unknown motor
Mass
40 kg wet, 40 kg dry
Launch date (UTC)
1964-01-11 (61 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
Sphere, 0.6 m
Radar Cross Section
0.283 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 11 hours ago
0 SOLRAD 7A
1   730U 64001D   25181.57244403  .00000010  00000-0  46376-4 0  9998
2   730  69.9073 311.9858 0011709 131.9207 309.6832 13.95989427 12160
Epoch: 2025-06-30T13:44Z
TLE epoch observation values (Epoch: 2025-06-30T13:44:19.164Z)
Latitude
68.35174°
Longitude
-106.50922°
Altitude
913.485 km
Speed
7.405 km/s
True Right ascension
01h 13m 48s
True Declination
68° 14' 10"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
27.47052°
Longitude
-4.83203°
Altitude
902.42 km
Speed
7.408 km/s
Apparent Right ascension
04h 54m 03s
Apparent Declination
-7° 08' 16"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
11:59:57
Azimuth
275.122° WNW
Elevation
-17.193°
Doppler factor
1
Orbital elements
Apogee altitude
914.298 km
Perigee altitude
897.24 km
Semi-major axis
7,283.906 km
Eccentricity
0.00117
Inclination
69.9073°
RAAN
311.9858°
Arg. of periapsis
131.9207°
True anomaly
Unknown
Mean anomaly
309.6832°
Eccentric anomaly
Unknown
Mean motion
3.49138 °/min
Orbital period
103.11 mins
BSTAR
0.000046376
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Other satellites on launch #1 in the year 1964 (1964-01-11 UTC)

SOLRAD 7A 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.
10 mins2025-07-01 10:07:09.971Z201.479° SSW2025-07-01 10:11:09.971Z182.92° SSW44.754°2025-07-01 10:17:09.971Z25.34° NE
5 mins2025-07-01 11:56:09.971Z293.162° NW2025-07-01 11:58:09.971Z316.611° NNW15.855°2025-07-01 12:01:09.971Z348.391° N
9 mins2025-07-01 19:09:09.971Z350.519° N2025-07-01 19:13:09.971Z52.442° ENE37.74°2025-07-01 19:18:09.971Z133.164° SE
7 mins2025-07-01 20:55:09.971Z300.24° NW2025-07-01 20:58:09.971Z264.669° W21.392°2025-07-01 21:02:09.971Z214.611° SW
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