VANGUARD DEB, 69999

Orbit data source: Space-Track

VANGUARD DEB, 69999 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 URL

https://www.satcat.com/sats-embedded/69999?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

69999, 1958-002D

Orbit

LEO

Country

Related business

United States Navy (US)

Manufacturer

NRL

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1958-03-17 (68 years ago)

Launch vehicle

Unknown

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 1.1 m

Radar Cross Section

Small (<0.1 m²)

Expand to show TLE details & history
Last TLE update: 2 weeks ago

TLE from 2 weeks ago

0 VANGUARD DEB
1 69999U 58002D   26233.95621373 -.00000098  00000-0 -11055-3 0  9993
2 69999  34.2389 185.6241 1484084 248.2143  95.4350 11.62370387194450

Epoch: 2026-08-21T22:56Z

TLE epoch observation values (Epoch: 2026-08-21T22:56:56.866Z)

Latitude

0°

Longitude

-128.88638°

Altitude

2,142.02 km

Speed

6.721 km/s

True Right ascension

12h 22m 29s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

19:54:10

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

3,078.906 km

Perigee altitude

634.646 km

Semi-major axis

8,234.913 km

Eccentricity

0.14841

Inclination

34.2389°

RAAN

185.6241°

Arg. of periapsis

248.2143°

True anomaly

111.84577°

Mean anomaly

95.435°

Eccentric anomaly

103.69638°

Mean motion

2.90439 °/min

Orbital period

123.95 mins

BSTAR

-0.00011055

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

VANGUARD 1, 5

VANGUARD R/B, 16

VANGUARD DEB, 1576

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VANGUARD DEB Visibility forecast

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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.
24 mins	2026-09-05 03:57:31.922Z	262.171° W	2026-09-05 04:07:31.922Z	222.88° SW	25.521°	2026-09-05 04:21:31.922Z	170.499° S
18 mins	2026-09-05 19:56:31.922Z	210.349° SW	2026-09-05 20:02:31.922Z	154.007° SSE	33.852°	2026-09-05 20:14:31.922Z	86.671° E
25 mins	2026-09-05 22:06:31.922Z	249° W	2026-09-05 22:15:31.922Z	164.645° S	42.82°	2026-09-05 22:31:31.922Z	94.937° ESE
30 mins	2026-09-06 00:17:31.922Z	268.102° W	2026-09-06 00:29:31.922Z	191.294° SSW	42.109°	2026-09-06 00:47:31.922Z	117.786° SE
29 mins	2026-09-06 02:30:31.922Z	271.029° WNW	2026-09-06 02:43:31.922Z	213.349° SW	33.636°	2026-09-06 02:59:31.922Z	150.669° SSE

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out VANGUARD DEB, 69999 on other resources

View VANGUARD DEB, 69999 on Heavens-Above

View VANGUARD DEB, 69999 on Keep Track

View VANGUARD DEB, 69999 on Celestrak

View VANGUARD DEB, 69999 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

VANGUARD DEB, 69999

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 2 weeks ago

TLE from 2 weeks ago

TLE epoch observation values (Epoch: 2026-08-21T22:56:56.866Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

VANGUARD DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out VANGUARD DEB, 69999 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 2 weeks ago