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RADIATION SAT (5E 1), 671

Orbit data source: Space-Track

RADIATION SAT (5E 1), 671 is a payload satellite owned by USN BuWeps (US) in LEO that was launched on Sat, 28 Sep 1963 UTC via a THOR ABLESTAR 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
671, 1963-038C
Orbit
LEO
Last TLE update
6 hours ago
Origin
Manufacturer
APL
Mission
Civil Science
Bus & Motor
TRANSIT 5, Unknown motor
Mass
59 kg wet, 59 kg dry
Launch date (UTC)
1963-09-28 (62 years ago)
Launch vehicle
THOR ABLESTAR
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Oct Cyl + 4 Pan, 3 m
Radar Cross Section
0.854 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 6 hours ago
0 RADIATION SAT (5E 1)
1   671U 63038C   25134.07791571  .00000088  00000-0  13240-3 0  9995
2   671  89.9767 334.1330 0041841  55.7779 304.7322 13.45156265 21964
Epoch: 2025-05-14T01:52Z
Definitive object data (Epoch: 2025-05-14T01:52:11.917Z)
Latitude
-0.00006°
Longitude
74.01588°
Altitude
1,075.361 km
Speed
7.323 km/s
True Right ascension
22h 16m 31s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at TLE epoch
Visualization TLE readout
Latitude
-23.85223°
Longitude
-105.97449°
Altitude
1,125.732 km
Speed
7.276 km/s
Apparent Right ascension
08h 03m 35s
Apparent Declination
-38° 36' 39"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
16:42:44
Azimuth
255.28° W
Elevation
-51.624°
Doppler factor
1
Orbital elements
Apogee altitude
1,118.426 km
Perigee altitude
1,055.954 km
Semi-major axis
7,465.327 km
Eccentricity
0.0041841
Inclination
89.9767°
RAAN
334.133°
Arg. of periapsis
55.7779°
True anomaly
304.33699°
Mean anomaly
304.7322°
Eccentric anomaly
304.53471°
Mean motion
3.36488 °/min
BSTAR
0.0001324
Orbital period
106.99 mins
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RADIATION SAT (5E 1) 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 mins2025-05-14 12:41:54.030Z134.665° SE2025-05-14 12:46:54.030Z80.814° E27.683°2025-05-14 12:51:54.030Z21.953° NNE
10 mins2025-05-14 14:28:54.030Z211.572° SW2025-05-14 14:33:54.030Z276.86° WNW32.572°2025-05-14 14:38:54.030Z338.472° N
4 mins2025-05-14 23:56:54.030Z61.578° ENE2025-05-14 23:57:54.030Z71.13° E13.291°2025-05-15 00:00:54.030Z99.232° ESE
11 mins2025-05-15 01:40:54.030Z1.7° NNE2025-05-15 01:45:54.030Z338.344° N44.924°2025-05-15 01:51:54.030Z184.992° SSW
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