LEO 1, 43113
Orbit data source: Space-Track
LEO 1, 43113 is a payload satellite owned by Telesat (Loral) (US) in SSO that was launched on Fri, 12 Jan 2018 UTC via a PSLV-XL launch vehicle from the Sirharikota (SRI). 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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43113 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
SSTL (Astrium)
Mission
Partially operational Commercial Communications
Bus & Motor
SSTL-42, Unknown motor
Mass
~100 kg wet, ~100 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Dish, 0.5 m
Radar Cross Section
0.735 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 12 hours ago
TLE from 12 hours ago
0 LEO 1
1 43113U 18004C 25309.27017163 .00004207 00000-0 29719-3 0 9995
2 43113 99.2546 193.4539 0357480 46.0002 317.0082 14.66003670404655Epoch: 2025-11-05T06:29Z
TLE epoch observation values (Epoch: 2025-11-05T06:29:02.828Z)
Latitude
-0.00002°
Longitude
51.44687°
Altitude
496.742 km
Speed
7.713 km/s
True Right ascension
12h 53m 48s
True Declination
0° 00' 00"
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
14:00:32
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
922.966 km
Perigee altitude
418.983 km
Semi-major axis
7,049.111 km
Eccentricity
0.03575
Inclination
99.2546°
RAAN
193.4539°
Arg. of periapsis
46.0002°
True anomaly
314.12185°
Mean anomaly
317.0082°
Eccentric anomaly
315.57449°
Mean motion
3.66726 °/min
Orbital period
98.17 mins
BSTAR
0.00029719
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Other satellites on launch #4 in the year 2018 (2018-01-12 UTC)
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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.LEO 1 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2025-11-06 04:21:07.983Z | 59.282° ENE | 2025-11-06 04:24:07.983Z | 106.869° ESE | 18.779° | 2025-11-06 04:27:07.983Z | 144.09° SSE |
| 7 mins | 2025-11-06 05:58:07.983Z | 346.331° N | 2025-11-06 06:01:07.983Z | 273.051° WNW | 32.165° | 2025-11-06 06:05:07.983Z | 221.009° SW |
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 |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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