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HELLAS-SAT 2, 27811

Orbit data source: Space-Track

HELLAS-SAT 2, 27811 is a payload satellite owned by HellasSat (GR) in GEO that was launched on Tue, 13 May 2003 UTC via an ATLAS V 401 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

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<iframe src="https://www.satcat.com/sats-embedded/27811?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/27811?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

27811, 2003-020A

Orbit

GEO

Last TLE update

1 day ago

Origin

HellasSat Consortium Ltd, OTE Group (Org. Telepikoinonion Ellados) (GR / GREC)

Manufacturer

Astrium

Mission

Operational Commercial Communications

Bus & Motor

EUROSTAR 2000+, R-4D-11-300

Mass

3,250 kg wet, ~1,729 kg dry

Launch date (UTC)

2003-05-13 (22 years ago)

Launch vehicle

ATLAS V 401

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan + 2 Dish, 32 m

Radar Cross Section

23.451 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 1 day ago

0 HELLAS-SAT 2
1 27811U 03020A   25118.09895688 -.00000080  00000-0  00000-0 0  9993
2 27811   6.3188  72.8163 0004187 295.2092 233.9269  1.00271204 38689

Epoch: 2025-04-28T02:22Z

Definitive object data (Epoch: 2025-04-28T02:22:29.874Z)

Latitude

1.18151°

Longitude

-9.96456°

Altitude

35,796.613 km

Speed

3.074 km/s

True Right ascension

16h 07m 54s

True Declination

1° 10' 49"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

-4.99693°

Longitude

53.0534°

Altitude

35,779.071 km

Speed

3.075 km/s

Apparent Right ascension

20h 46m 14s

Apparent Declination

-10° 16' 25"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

14:00:18

Azimuth

90.66° ESE

Elevation

-15.347°

Doppler factor

Orbital elements

Apogee altitude

35,805.464 km

Perigee altitude

35,770.154 km

Semi-major axis

42,165.946 km

Eccentricity

0.0004187

Inclination

6.3188°

RAAN

72.8163°

Arg. of periapsis

295.2092°

True anomaly

233.88813°

Mean anomaly

233.9269°

Eccentric anomaly

233.90751°

Mean motion

0.25067 °/min

BSTAR

Unknown

Orbital period

1436.16 mins

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27811 neighbors

Authenticating...

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Other satellites on launch #20 in the year 2003 (2003-05-13 UTC)

ATLAS 5 CENTAUR R/B, 27812 (Decayed)

HELLAS-SAT 2 Visibility forecast

Observer location: undefined°, undefined°

HELLAS-SAT 2 is not visible in the next 10 days

Authenticating...

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Check out HELLAS-SAT 2, 27811 on other resources

View HELLAS-SAT 2, 27811 on NASA - NSSDCA Website

View HELLAS-SAT 2, 27811 on Heavens-Above

View HELLAS-SAT 2, 27811 on Keep Track

View HELLAS-SAT 2, 27811 on Celestrak

View HELLAS-SAT 2, 27811 on Gunter's Space Page

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