TESS, 43435
Orbit data source: Space-Track
TESS, 43435 is a payload satellite owned by GSFC (US) in HEO that was launched on Wed, 18 Apr 2018 UTC via an FALCON 9 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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43435 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
OATK SSG
Mission
Operational Civil Astronomy
Bus & Motor
LEOSTAR-2, 22N AOCS
Mass
362 kg wet, 317 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Flared Cyl + 2 Pan, 1.9 m
Radar Cross Section
2.794 m²
Expand to show TLE details & historyLast TLE update: 2 months ago
TLE from 2 months ago
0 TESS
1 43435U 18038A 26047.08847789 -.00000920 00000-0 00000-0 0 9991
2 43435 56.7768 39.9399 4576478 74.8293 9.7062 0.07314938 1769Epoch: 2026-02-16T02:07Z
TLE epoch observation values (Epoch: 2026-02-16T02:07:24.489Z)
Latitude
55.80439°
Longitude
-38.96985°
Altitude
124,637.641 km
Speed
2.106 km/s
True Right ascension
09h 15m 52s
True Declination
55° 47' 44"
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
19:28:31
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
345,652.871 km
Perigee altitude
124,603.292 km
Semi-major axis
241,506.219 km
Eccentricity
0.45765
Inclination
56.7768°
RAAN
39.9399°
Arg. of periapsis
74.8293°
True anomaly
28.57831°
Mean anomaly
9.7062°
Eccentric anomaly
17.66159°
Mean motion
0.01829 °/min
Orbital period
19,685.74 mins
BSTAR
0
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Other satellites on launch #38 in the year 2018 (2018-04-18 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.TESS Visibility
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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. |
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| TESS is likely not visible in the next few days. |
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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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