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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Edit Public Description
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, Small (<0.1 m²)
Expand to show TLE details & historyLast TLE update: 12 hours ago
TLE from 12 hours ago
0 HERMES-3
1 63835U 25052BR 25298.66280966 .00025495 00000-0 10729-2 0 9994
2 63835 97.4106 190.4143 0004261 232.5442 127.5407 15.23355753 34227Epoch: 2025-10-25T15:54Z
TLE epoch observation values (Epoch: 2025-10-25T15:54:26.754Z)
Latitude
-0.0001°
Longitude
-82.4873°
Altitude
500.608 km
Speed
7.613 km/s
True Right ascension
12h 41m 39s
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
23:07:56
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
495.616 km
Perigee altitude
489.761 km
Semi-major axis
6,870.826 km
Eccentricity
0.00043
Inclination
97.4106°
RAAN
190.4143°
Arg. of periapsis
232.5442°
True anomaly
127.5794°
Mean anomaly
127.5407°
Eccentric anomaly
127.56005°
Mean motion
3.81092 °/min
Orbital period
94.47 mins
BSTAR
0.0010729
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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 | 2025-10-26 05:05:17.327Z | 40.815° NE | 2025-10-26 05:08:17.327Z | 99.014° ESE | 22.366° | 2025-10-26 05:10:17.327Z | 141.943° SSE |
| 6 mins | 2025-10-26 17:15:17.327Z | 186.752° SSW | 2025-10-26 17:18:17.327Z | 263.958° W | 37.268° | 2025-10-26 17:21:17.327Z | 334.677° NNW |
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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