GALAXY 23 (TELSTAR 13), 27854
Orbit data source: Space-Track
GALAXY 23 (TELSTAR 13), 27854 is a payload satellite owned by Echostar (US) in GEO that was launched on Fri, 08 Aug 2003 UTC via a ZENIT-3SL launch vehicle from the Sea Launch (SEAL). 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.
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
27854 intel report (Beta)
Focus sentinelFocus sentinel
Create New Watchlist
Focus sentinelFocus sentinel
Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
SS/Loral
Mission
Non-operational Commercial Communications
Bus & Motor
SSL-1300, R-4D-11-164
Mass
4,737 kg wet, ~2,000 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 15.5 m
Radar Cross Section
40.765 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 GALAXY 23 (TELSTAR 13)
1 27854U 03034A 25299.47866986 -.00000042 00000-0 00000+0 0 9993
2 27854 2.5914 82.4594 0008251 153.3753 354.4450 0.98955432 81384Epoch: 2025-10-26T11:29Z
TLE epoch observation values (Epoch: 2025-10-26T11:29:17.075Z)
Latitude
1.37279°
Longitude
22.84664°
Altitude
36,123.97 km
Speed
3.064 km/s
True Right ascension
15h 21m 02s
True Declination
1° 22' 17"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
16:23:42
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
36,195.858 km
Perigee altitude
36,125.661 km
Semi-major axis
42,538.896 km
Eccentricity
0.00083
Inclination
2.5914°
RAAN
82.4594°
Arg. of periapsis
153.3753°
True anomaly
354.43584°
Mean anomaly
354.445°
Eccentric anomaly
354.44042°
Mean motion
0.24738 °/min
Orbital period
1,455.25 mins
BSTAR
0
Loading maneuver chart data...
Computing Atmospheric mass density...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #34 in the year 2003 (2003-08-08 UTC)
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.GALAXY 23 (TELSTAR 13) Visibility
Loading observer location...
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. |
|---|---|---|---|---|---|---|---|
| GALAXY 23 (TELSTAR 13) is likely not visible in the next few days. |
Loading historical data...
27854 neighbors
Authenticating...
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in ascending order |
|---|