HERMES-3, 63835
Orbit data source: Space-Track
HERMES-3, 63835 is a payload satellite owned by ASI (IT) in SSO that was launched on Sat, 15 Mar 2025 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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63835 intel report (Beta)
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Identifier
Orbit
Country
ITRelated business
Manufacturer
MILANP/INAFI
Mission
Operational Civil Astronomy
Bus & Motor
CUBESAT 3U, Unknown motor
Mass
5 kg wet, 5 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.2 m
Radar Cross Section
0.035 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 HERMES-3
1 63835U 25052BR 26259.51517957 .00021229 00000-0 58993-3 0 9996
2 63835 97.3709 155.1426 0006853 144.0379 216.1328 15.36869219 84078Epoch: 2026-09-16T12:21Z
TLE epoch observation values (Epoch: 2026-09-16T12:21:51.514Z)
Latitude
-0.00002°
Longitude
-25.78771°
Altitude
462.272 km
Speed
7.633 km/s
True Right ascension
10h 20m 34s
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
04:45:12
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
456.997 km
Perigee altitude
447.635 km
Semi-major axis
6,830.453 km
Eccentricity
0.00069
Inclination
97.3709°
RAAN
155.1426°
Arg. of periapsis
144.0379°
True anomaly
216.08653°
Mean anomaly
216.1328°
Eccentric anomaly
216.10966°
Mean motion
3.84476 °/min
Orbital period
93.63 mins
BSTAR
0.00058993
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Other satellites on launch #52 in the year 2025 (2025-03-15 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.HERMES-3 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-09-17 16:37:56.433Z | 127.87° SE | 2026-09-17 16:39:56.433Z | 86.681° E | 27.794° | 2026-09-17 16:42:56.433Z | 14.867° NNE |
| 4 mins | 2026-09-18 05:34:56.433Z | 57.39° ENE | 2026-09-18 05:35:56.433Z | 91.028° ESE | 33.753° | 2026-09-18 05:38:56.433Z | 162.855° S |
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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