VANGUARD R/B, 16

Orbit data source: Space-Track

VANGUARD R/B, 16 is space debris in LEO originally from a launch on Mon, 17 Mar 1958 UTC launched from the Air Force Eastern Test Range (AFETR). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.

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<iframe src="https://www.satcat.com/sats-embedded/16?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/16?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

16, 1958-002A

Orbit

LEO

Last TLE update

19 hours ago

Origin

United States Navy (US)

Manufacturer

GCR/Redlands

Mission

Spacecraft

Bus & Motor

33-KS-2800, Unknown motor

Mass

22 kg wet, 22 kg dry

Launch date (UTC)

1958-03-17 (67 years ago)

Launch vehicle

Unknown

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 1.5 m

Radar Cross Section

1.017 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 19 hours ago

0 VANGUARD R/B
1 00016U 58002A   25121.84289044  .00000089  00000-0  11055-3 0  9994
2 00016  34.2671  54.6558 2022377 183.5056 174.9062 10.49572515645694

Epoch: 2025-05-01T20:13Z

Definitive object data (Epoch: 2025-05-01T20:13:45.734Z)

Latitude

0°

Longitude

-108.7928°

Altitude

4,209.485 km

Speed

5.485 km/s

True Right ascension

03h 38m 37s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

24.93366°

Longitude

26.13843°

Altitude

1,196.68 km

Speed

7.75 km/s

Apparent Right ascension

12h 01m 46s

Apparent Declination

-4° 25' 19"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

23:10:14

Azimuth

338.506° N

Elevation

-52.648°

Doppler factor

Orbital elements

Apogee altitude

4,218.996 km

Perigee altitude

653.744 km

Semi-major axis

8,814.507 km

Eccentricity

0.2022377

Inclination

34.2671°

RAAN

54.6558°

Arg. of periapsis

183.5056°

True anomaly

176.54756°

Mean anomaly

174.9062°

Eccentric anomaly

175.76242°

Mean motion

2.62268 °/min

BSTAR

0.00011055

Orbital period

137.26 mins

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Other satellites on launch #2 in the year 1958 (1958-03-17 UTC)

VANGUARD 1, 5

VANGUARD DEB, 1576

VANGUARD R/B 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.
27 mins	2025-05-02 19:01:30.934Z	168.449° S	2025-05-02 19:15:30.934Z	134.476° SE	18.339°	2025-05-02 19:28:30.934Z	99.593° ESE
37 mins	2025-05-02 21:23:30.934Z	212.311° SW	2025-05-02 21:45:30.934Z	149.823° SSE	35.596°	2025-05-02 22:00:30.934Z	87.365° E
34 mins	2025-05-02 23:53:30.934Z	245.522° WSW	2025-05-03 00:15:30.934Z	166.807° S	42.644°	2025-05-03 00:27:30.934Z	91.715° ESE
24 mins	2025-05-03 02:27:30.934Z	268.63° W	2025-05-03 02:43:30.934Z	190.557° SSW	41.845°	2025-05-03 02:51:30.934Z	115.627° SE
13 mins	2025-05-03 05:00:30.934Z	269.025° W	2025-05-03 05:08:30.934Z	217.299° SW	24.338°	2025-05-03 05:13:30.934Z	166.015° S

Authenticating...

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Check out VANGUARD R/B, 16 on other resources

View VANGUARD R/B, 16 on Heavens-Above

View VANGUARD R/B, 16 on Keep Track

View VANGUARD R/B, 16 on Celestrak

View VANGUARD R/B, 16 on Gunter's Space Page

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