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SES 15, 42709

Orbit data source: Space-Track

SES 15, 42709 is a payload satellite owned by SES Sat. Leasing (LU) in GEO that was launched on Thu, 18 May 2017 UTC via a SOYUZ-ST-A launch vehicle from the French Guiana (FRGUI). 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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Identifier
42709, 2017-026A
Orbit
GEO
Last TLE update
15 hours ago
Origin
Manufacturer
Boeing/ES
Mission
Operational Commercial Communications
Bus & Motor
BSS-702SP, R-4D?
Mass
2,302 kg wet, ~2,000 kg dry
Launch date (UTC)
2017-05-18 (8 years ago)
Launch vehicle
SOYUZ-ST-A
Launch site
French Guiana (FRGUI)
Object type
Payload
Rocket body
Debris
Shape & HBR
Box + 2 Pan, 40 m
Radar Cross Section
34.404 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 15 hours ago
0 SES 15
1 42709U 17026A   25181.61361079  .00000060  00000-0  00000-0 0  9994
2 42709   0.0195  23.1827 0000450  26.4939 320.9519  1.00267598  3914
Epoch: 2025-06-30T14:43Z
TLE epoch observation values (Epoch: 2025-06-30T14:43:35.972Z)
Latitude
-0.00809°
Longitude
-129.1809°
Altitude
35,785.792 km
Speed
3.075 km/s
True Right ascension
00h 42m 33s
True Declination
0° 00' 29"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-0.02511°
Longitude
101.76329°
Altitude
35,789.065 km
Speed
3.075 km/s
Apparent Right ascension
15h 54m 11s
Apparent Declination
-6° 10' 59"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
17:42:37
Azimuth
214.853° SW
Elevation
37.565°
Doppler factor
1
Orbital elements
Apogee altitude
35,790.737 km
Perigee altitude
35,786.942 km
Semi-major axis
42,166.976 km
Eccentricity
0.00005
Inclination
0.0195°
RAAN
23.1827°
Arg. of periapsis
26.4939°
True anomaly
Unknown
Mean anomaly
320.9519°
Eccentric anomaly
Unknown
Mean motion
0.25066 °/min
Orbital period
1,436.21 mins
BSTAR
0
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42709 neighbors
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Other satellites on launch #26 in the year 2017 (2017-05-18 UTC)

SES 15 Visibility forecast

Observer location: undefined°, undefined°

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 mins2025-07-01 06:04:53.278Z214.841° SW2025-07-01 22:10:53.278Z214.887° SW31.397°2025-07-02 06:04:53.278Z214.861° SW
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