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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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<iframe src="https://www.satcat.com/sats-embedded/671?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/671?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

671, 1963-038C

Orbit

LEO

Last TLE update

7 hours ago

Origin

United States Navy (US)

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 7 hours ago

0 RADIATION SAT (5E 1)
1   671U 63038C   25182.87406220  .00000093  00000-0  14215-3 0  9999
2   671  89.9779 334.0088 0038213 274.3977  85.2806 13.45163308 28527

Epoch: 2025-07-01T20:58Z

TLE epoch observation values (Epoch: 2025-07-01T20:58:38.974Z)

Latitude

0.00005°

Longitude

99.18315°

Altitude

1,090.813 km

Speed

7.308 km/s

True Right ascension

22h 16m 02s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

4.18821°

Longitude

99.1841°

Altitude

1,092.865 km

Speed

7.306 km/s

Apparent Right ascension

00h 21m 07s

Apparent Declination

-20° 37' 27"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

15:49:41

Azimuth

82.417° E

Elevation

-41.8°

Doppler factor

Orbital elements

Apogee altitude

1,115.691 km

Perigee altitude

1,058.637 km

Semi-major axis

7,465.301 km

Eccentricity

0.00382

Inclination

89.9779°

RAAN

334.0088°

Arg. of periapsis

274.3977°

True anomaly

Unknown

Mean anomaly

85.2806°

Eccentric anomaly

Unknown

Mean motion

3.3649 °/min

Orbital period

106.99 mins

BSTAR

0.00014215

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Other satellites on launch #38 in the year 1963 (1963-09-28 UTC)

THOR ABLESTAR R/B, 669

TRANSIT 5B-1, 670

THOR ABLESTAR DEB, 672

THOR ABLESTAR DEB, 745

TRANSIT 5B-1 DEB, 1528 (Decayed)

TRANSIT 5B-1 DEB, 2097

TRANSIT 5B-1 DEB, 3166

TRANSIT 5B-1 DEB, 4587 (Decayed)

TRANSIT 5B-1 DEB, 7259 (Decayed)

TRANSIT 5B-1 DEB, 12943 (Decayed)

TRANSIT 5B-1 DEB, 19062 (Decayed)

TRANSIT 5B-1 DEB, 20470 (Decayed)

TRANSIT 5B-1 DEB, 27479 (Decayed)

THOR ABLESTAR DEB, 38521

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.
11 mins	2025-07-02 09:35:20.537Z	139.076° SSE	2025-07-02 09:40:20.537Z	85.155° E	30.806°	2025-07-02 09:46:20.537Z	16.308° NNE
10 mins	2025-07-02 11:23:20.537Z	220.948° SW	2025-07-02 11:27:20.537Z	272.745° WNW	30.63°	2025-07-02 11:33:20.537Z	339.571° N
6 mins	2025-07-02 20:50:20.537Z	55.333° ENE	2025-07-02 20:52:20.537Z	75.188° E	15.733°	2025-07-02 20:56:20.537Z	112.334° ESE
12 mins	2025-07-02 22:34:20.537Z	358.896° N	2025-07-02 22:40:20.537Z	246.402° WSW	44.324°	2025-07-02 22:46:20.537Z	189.732° SSW

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Check out RADIATION SAT (5E 1), 671 on other resources

View RADIATION SAT (5E 1), 671 on NASA - NSSDCA Website

View RADIATION SAT (5E 1), 671 on Heavens-Above

View RADIATION SAT (5E 1), 671 on Keep Track

View RADIATION SAT (5E 1), 671 on Celestrak

View RADIATION SAT (5E 1), 671 on Gunter's Space Page

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