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

3 days 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 3 days ago

0 VANGUARD R/B
1 00016U 58002A   25116.23073033  .00000117  00000-0  16015-3 0  9993
2 00016  34.2629  70.8910 2022265 159.7960 209.5877 10.49571444645109

Epoch: 2025-04-26T05:32Z

Definitive object data (Epoch: 2025-04-26T05:32:15.1Z)

Latitude

-0°

Longitude

133.35164°

Altitude

4,050.852 km

Speed

5.588 km/s

True Right ascension

04h 43m 33s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

32.58917°

Longitude

-124.84306°

Altitude

1,422.83 km

Speed

7.552 km/s

Apparent Right ascension

08h 56m 39s

Apparent Declination

0° 48' 48"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

17:09:35

Azimuth

293.432° NW

Elevation

-24.278°

Doppler factor

Orbital elements

Apogee altitude

4,218.905 km

Perigee altitude

653.848 km

Semi-major axis

8,814.514 km

Eccentricity

0.2022265

Inclination

34.2629°

RAAN

70.891°

Arg. of periapsis

159.796°

True anomaly

200.2577°

Mean anomaly

209.5877°

Eccentric anomaly

204.73885°

Mean motion

2.62268 °/min

BSTAR

0.00016015

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.
29 mins	2025-04-29 20:14:39.061Z	180.137° SSW	2025-04-29 20:30:39.061Z	140.271° SSE	21.55°	2025-04-29 20:43:39.061Z	98.998° ESE
34 mins	2025-04-29 22:39:39.061Z	219.516° SW	2025-04-29 23:00:39.061Z	154.686° SSE	36.809°	2025-04-29 23:13:39.061Z	88.05° E
27 mins	2025-04-30 01:11:39.061Z	250.543° W	2025-04-30 01:29:39.061Z	167.187° S	42.528°	2025-04-30 01:38:39.061Z	96.061° ESE
17 mins	2025-04-30 03:44:39.061Z	269.547° W	2025-04-30 03:55:39.061Z	205.219° SW	39.059°	2025-04-30 04:01:39.061Z	126.711° SE
6 mins	2025-04-30 06:16:39.061Z	250.934° W	2025-04-30 06:19:39.061Z	225.085° WSW	15.456°	2025-04-30 06:22:39.061Z	192.195° SSW

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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