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SESAT 2 (EXPRESS AM-22), 28134

Orbit data source: Space-Track

SESAT 2 (EXPRESS AM-22), 28134 is a payload satellite owned by KosSvyaz (FR) in GEO that was launched on Sun, 28 Dec 2003 UTC via a PROTON-K/DM-2M launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). 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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https://www.satcat.com/sats-embedded/28134?theme=dark&initialShowStats=false

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Identifier

28134, 2003-060A

Orbit

GEO

Country

Unknown / EUTE

Related business

Russian Satellite Communication Company (RU)

Manufacturer

NPO PM

Mission

Non-operational Commercial Communications

Bus & Motor

EKSPRESS, AOCS

Mass

2,542 kg wet, ~2,200 kg dry

Launch date (UTC)

2003-12-28 (22 years ago)

Launch vehicle

PROTON-K/DM-2M

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + 2 Pan, 13.5 m

Radar Cross Section

18.140 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 14 hours ago

TLE from 14 hours ago

0 SESAT 2 (EXPRESS AM-22)
1 28134U 03060A   25305.31367759 -.00000185  00000-0  00000-0 0  9998
2 28134   7.7109  66.6283 0013224 143.5129 241.3159  0.99360172 79774

Epoch: 2025-11-01T07:31Z

TLE epoch observation values (Epoch: 2025-11-01T07:31:41.743Z)

Latitude

3.21008°

Longitude

-62.6788°

Altitude

36,070.459 km

Speed

3.063 km/s

True Right ascension

06h 04m 21s

True Declination

3° 12' 25"

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

17:34:03

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

36,101.242 km

Perigee altitude

35,989.041 km

Semi-major axis

42,423.278 km

Eccentricity

0.00132

Inclination

7.7109°

RAAN

66.6283°

Arg. of periapsis

143.5129°

True anomaly

241.18307°

Mean anomaly

241.3159°

Eccentric anomaly

241.24947°

Mean motion

0.24839 °/min

Orbital period

1,449.32 mins

BSTAR

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Computing Atmospheric mass density...

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Other satellites on launch #60 in the year 2003 (2003-12-28 UTC)

SL-12 R/B(1), 28135 (Decayed)

SL-12 PLAT, 28136 (Decayed)

SL-12 R/B(AUX MOTOR), 28198 (Decayed)

SL-12 R/B(AUX MOTOR), 28199 (Decayed)

SL-12 R/B(2), 28139

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

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SESAT 2 (EXPRESS AM-22) 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.
1440 mins	2025-11-01 21:48:48.373Z	131.31° SE	2025-11-02 12:05:48.373Z	122.362° SE	30.288°	2025-11-02 21:48:48.373Z	134.357° SE

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28134 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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Click to sort rows by RSO header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Type header in ascending order	Click to sort rows by Inclination Δ header in ascending order	Click to sort rows by RAAN Δ header in ascending order	Click to sort rows by Coplanar Angle header in ascending order	Click to sort rows by SMA Δ header in ascending order	Click to sort rows by Orbital period header in ascending order	Click to sort rows by <5km Md TCA header in ascending order

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

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Check out SESAT 2 (EXPRESS AM-22), 28134 on other resources

View SESAT 2 (EXPRESS AM-22), 28134 on NASA - NSSDCA Website

View SESAT 2 (EXPRESS AM-22), 28134 on Heavens-Above

View SESAT 2 (EXPRESS AM-22), 28134 on Keep Track

View SESAT 2 (EXPRESS AM-22), 28134 on Celestrak

View SESAT 2 (EXPRESS AM-22), 28134 on Gunter's Space Page

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

SESAT 2 (EXPRESS AM-22), 28134

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 14 hours ago

TLE from 14 hours ago

TLE epoch observation values (Epoch: 2025-11-01T07:31:41.743Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #60 in the year 2003 (2003-12-28 UTC)

SESAT 2 (EXPRESS AM-22) Visibility forecast

28134 neighbors

Co-orbital & Co-planar RSOs

Check out SESAT 2 (EXPRESS AM-22), 28134 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 14 hours ago