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, Small (<0.1 m²)
Expand to show TLE details & historyLast TLE update: 21 hours ago
TLE from 21 hours ago
0 HERMES-3
1 63835U 25052BR 26072.14196565 .00017900 00000-0 61439-3 0 9996
2 63835 97.3993 327.8032 0008200 104.5674 255.6476 15.30170880 55355Epoch: 2026-03-13T03:24Z
TLE epoch observation values (Epoch: 2026-03-13T03:24:25.832Z)
Latitude
-0.00006°
Longitude
105.91382°
Altitude
479.804 km
Speed
7.625 km/s
True Right ascension
21h 51m 12s
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
04:34:41
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
477.871 km
Perigee altitude
466.637 km
Semi-major axis
6,850.391 km
Eccentricity
0.00082
Inclination
97.3993°
RAAN
327.8032°
Arg. of periapsis
104.5674°
True anomaly
255.55659°
Mean anomaly
255.6476°
Eccentric anomaly
255.60209°
Mean motion
3.82798 °/min
Orbital period
94.04 mins
BSTAR
0.00061439
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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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-03-14 05:05:37.682Z | 49.275° ENE | 2026-03-14 05:07:37.682Z | 87.954° E | 19.364° | 2026-03-14 05:09:37.682Z | 132.882° SE |
| 4 mins | 2026-03-14 06:39:37.682Z | 322.246° NNW | 2026-03-14 06:40:37.682Z | 300.864° NW | 18.715° | 2026-03-14 06:43:37.682Z | 241.79° WSW |
| 5 mins | 2026-03-14 17:12:37.682Z | 182.839° SSW | 2026-03-14 17:14:37.682Z | 240.175° WSW | 41.008° | 2026-03-14 17:17:37.682Z | 338.928° N |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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