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INTELSAT 2-F2, 2639

Orbit data source: Space-Track

INTELSAT 2-F2, 2639 is a payload satellite owned by INTELSAT (US) in GEO that was launched on Wed, 11 Jan 1967 UTC via a THOR DELTA E1 launch vehicle from the Air Force Eastern Test Range (AFETR). 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.

Not visible in the next 10 days

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/2639?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/2639?theme=dark&initialShowStats=false

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ISO8601 Format

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ISO8601 Format

Identifier

2639, 1967-001A

Orbit

GEO

Country

Unknown / ITSO

Related business

Manufacturer

Hughes

Mission

Non-operational Civil Communications

Bus & Motor

HS-303, SVM-1

Mass

163 kg wet, ~65 kg dry

Launch date (UTC)

1967-01-11 (59 years ago)

Launch vehicle

THOR DELTA E1

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 0.7 m

Radar Cross Section

2.199 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 11 hours ago

TLE from 11 hours ago

0 INTELSAT 2-F2
1 02639U 67001A   25256.72859093 -.00000037  00000-0  00000-0 0  9998
2 02639   2.5385  80.1510 0007246 178.3331 354.8127  1.00226283116478

Epoch: 2025-09-13T17:29Z

TLE epoch observation values (Epoch: 2025-09-13T17:29:10.256Z)

Latitude

0.32262°

Longitude

-1.96329°

Altitude

35,768.493 km

Speed

3.076 km/s

True Right ascension

16h 53m 08s

True Declination

0° 19' 20"

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

21:05:15

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,830.985 km

Perigee altitude

35,769.86 km

Semi-major axis

42,178.56 km

Eccentricity

0.00072

Inclination

2.5385°

RAAN

80.151°

Arg. of periapsis

178.3331°

True anomaly

354.80519°

Mean anomaly

354.8127°

Eccentric anomaly

354.80894°

Mean motion

0.25056 °/min

Orbital period

1,436.8 mins

BSTAR

0

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Other satellites on launch #1 in the year 1967 (1967-01-11 UTC)

DELTA 1 R/B(1), 2640 (Decayed)

DELTA 1 DEB, 2641 (Decayed)

DELTA 1 R/B(2), 2643

DELTA 1 DEB *, 4901 (Decayed)

DELTA 1 DEB *, 5122 (Decayed)

DELTA 1 DEB *, 5123 (Decayed)

DELTA 1 DEB *, 5245 (Decayed)

DELTA 1 DEB *, 5269 (Decayed)

DELTA 1 DEB *, 5333 (Decayed)

DELTA 1 DEB *, 5735 (Decayed)

DELTA 1 DEB *, 5766 (Decayed)

DELTA 1 DEB *, 5951 (Decayed)

DELTA 1 DEB *, 5960 (Decayed)

DELTA 1 DEB *, 5961 (Decayed)

Did you know?

You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

Click here to try in Sandbox

INTELSAT 2-F2 Visibility

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INTELSAT 2-F2 is likely not visible in the next few days.

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2639 neighbors

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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 INTELSAT 2-F2, 2639 on other resources

View INTELSAT 2-F2, 2639 on NASA - NSSDCA Website

View INTELSAT 2-F2, 2639 on Heavens-Above

View INTELSAT 2-F2, 2639 on Keep Track

View INTELSAT 2-F2, 2639 on Celestrak

View INTELSAT 2-F2, 2639 on Gunter's Space Page

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

Documentation

Go to standalone docs website

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