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SES 20, 53960

Orbit data source: Space-Track

SES 20, 53960 is a payload satellite owned by SES (LU) in GEO that was launched on Tue, 04 Oct 2022 UTC via an ATLAS V 531 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.

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Iframe URL

https://www.satcat.com/sats-embedded/53960?theme=dark&initialShowStats=false

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Identifier

53960, 2022-123A

Orbit

GEO

Country

LU / SES

Related business

SES S.A. (LU)

Manufacturer

Boeing/ES

Mission

Operational Commercial Communications

Bus & Motor

BSS-702SP, R-4D

Mass

1,499 kg wet, ~1,369 kg dry

Launch date (UTC)

2022-10-04 (3 years ago)

Launch vehicle

ATLAS V 531

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 15.0 m

Radar Cross Section

48.465 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 9 hours ago

TLE from 9 hours ago

0 SES 20
1 53960U 22123A   26063.02530826 -.00000114  00000-0  00000+0 0  9992
2 53960   0.0167 105.8069 0001428 319.3827   2.5712  1.00270678 12478

Epoch: 2026-03-04T00:36Z

TLE epoch observation values (Epoch: 2026-03-04T00:36:26.633Z)

Latitude

-0.0302°

Longitude

-103.11168°

Altitude

35,780.417 km

Speed

3.075 km/s

True Right ascension

04h 31m 10s

True Declination

0° 01' 49"

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

13:09:30

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,793.997 km

Perigee altitude

35,781.954 km

Semi-major axis

42,166.113 km

Eccentricity

0.00014

Inclination

0.0167°

RAAN

105.8069°

Arg. of periapsis

319.3827°

True anomaly

2.57193°

Mean anomaly

2.5712°

Eccentric anomaly

2.57157°

Mean motion

0.25067 °/min

Orbital period

1,436.17 mins

BSTAR

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Computing Atmospheric mass density...

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Other satellites on launch #123 in the year 2022 (2022-10-04 UTC)

SES 21, 53961

ATLAS 5 CENTAUR R/B, 53962

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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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SES 20 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	2026-03-04 09:21:21.244Z	176.858° S	2026-03-04 10:49:21.244Z	176.867° S	34.703°	2026-03-05 09:21:21.244Z	176.869° S

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53960 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 SES 20, 53960 on other resources

View SES 20, 53960 on NASA - NSSDCA Website

View SES 20, 53960 on Heavens-Above

View SES 20, 53960 on Keep Track

View SES 20, 53960 on Celestrak

View SES 20, 53960 on Gunter's Space Page

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

SES 20, 53960

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 9 hours ago

TLE from 9 hours ago

TLE epoch observation values (Epoch: 2026-03-04T00:36:26.633Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #123 in the year 2022 (2022-10-04 UTC)

SES 20 Visibility forecast

53960 neighbors

Co-orbital & Co-planar RSOs

Check out SES 20, 53960 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 9 hours ago