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GGSE 4, 2828

Orbit data source: Space-Track

GGSE 4, 2828 is an American payload satellite in LEO that was launched on Wed, 31 May 1967 UTC via a THOR SLV-2 AGENA D 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/2828?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

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https://www.satcat.com/sats-embedded/2828?theme=dark&initialShowStats=false

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Identifier

2828, 1967-053C

Orbit

LEO

Country

Related business

National Reconnaissance Office (US)

Manufacturer

NRL

Mission

Spacecraft

Bus & Motor

NRL MULTI, Unknown motor

Mass

85 kg wet, 85 kg dry

Launch date (UTC)

1967-05-31 (59 years ago)

Launch vehicle

THOR SLV-2 AGENA D

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

ELL + 2 ANT, 9.0 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 6 hours ago

TLE from 6 hours ago

0 GGSE 4
1  2828U 67053C   26231.11664696  .00000005  00000-0  40991-4 0  9996
2  2828  69.9707 287.7457 0005036  84.6823 275.4857 13.98097715 16954

Epoch: 2026-08-19T02:47Z

TLE epoch observation values (Epoch: 2026-08-19T02:47:58.297Z)

Latitude

-0.00011°

Longitude

-81.72197°

Altitude

902.354 km

Speed

7.401 km/s

True Right ascension

19h 10m 58s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow 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

00:04:19

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

902.099 km

Perigee altitude

894.77 km

Semi-major axis

7,276.571 km

Eccentricity

0.0005

Inclination

69.9707°

RAAN

287.7457°

Arg. of periapsis

84.6823°

True anomaly

275.42825°

Mean anomaly

275.4857°

Eccentric anomaly

275.45698°

Mean motion

3.49666 °/min

Orbital period

102.96 mins

BSTAR

0.000040991

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Other satellites on launch #53 in the year 1967 (1967-05-31 UTC)

OPS 5712 (P/L 153), 2874

SURCAL 150B, 2909 (Decayed)

GGSE 5, 2834

THOR AGENA D R/B, 2825

TIMATION 1, 2847

OPS 5712 (P/L 160), 2826

SURCAL 159, 2872

P/L 153 DEB, 19245

OPS 5712 (P/L 152), 2873

P/L 153 DEB, 39247 (Decayed)

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GGSE 4 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.
8 mins	2026-08-19 13:38:51.000Z	3.995° NNE	2026-08-19 13:42:51.000Z	50.919° ENE	21.513°	2026-08-19 13:46:51.000Z	98.677° ESE
9 mins	2026-08-19 15:24:51.000Z	322.209° NNW	2026-08-19 15:28:51.000Z	246.432° WSW	40.302°	2026-08-19 15:33:51.000Z	174.547° S
9 mins	2026-08-20 04:40:51.000Z	175.108° S	2026-08-20 04:44:51.000Z	111.497° ESE	36.884°	2026-08-20 04:49:51.000Z	37.965° NE
8 mins	2026-08-20 06:26:51.000Z	257.488° W	2026-08-20 06:30:51.000Z	309.817° NW	24.187°	2026-08-20 06:34:51.000Z	358.409° N

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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 GGSE 4, 2828 on other resources

View GGSE 4, 2828 on NASA - NSSDCA Website

View GGSE 4, 2828 on Heavens-Above

View GGSE 4, 2828 on Keep Track

View GGSE 4, 2828 on Celestrak

View GGSE 4, 2828 on Gunter's Space Page

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

GGSE 4, 2828

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 6 hours ago

TLE from 6 hours ago

TLE epoch observation values (Epoch: 2026-08-19T02:47:58.297Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #53 in the year 1967 (1967-05-31 UTC)

GGSE 4 Visibility forecast

Co-orbital & Co-planar RSOs

Check out GGSE 4, 2828 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 6 hours ago