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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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<iframe src="https://www.satcat.com/sats-embedded/63835?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/63835?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

63835, 2025-052BR

Orbit

SSO

Country

IT

Related business

Italian Space Agency (IT)

Manufacturer

MILANP/INAFI

Mission

Operational Civil Astronomy

Bus & Motor

CUBESAT 3U, Unknown motor

Mass

5 kg wet, 5 kg dry

Launch date (UTC)

2025-03-15 (9 months ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box, 0.2 m

Radar Cross Section

0.035 m², Small (<0.1 m²)

Expand to show TLE details & history
Last TLE update: 14 hours ago

TLE from 14 hours ago

0 HERMES-3
1 63835U 25052BR  25360.67156987  .00021162  00000-0  81267-3 0  9993
2 63835  97.4068 251.7854 0007914  38.0620 322.1176 15.26444830 43672

Epoch: 2025-12-26T16:07Z

TLE epoch observation values (Epoch: 2025-12-26T16:07:03.636Z)

Latitude

-0.00008°

Longitude

-85.38865°

Altitude

485.262 km

Speed

7.625 km/s

True Right ascension

16h 47m 08s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

05:13:51

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

488.838 km

Perigee altitude

477.977 km

Semi-major axis

6,861.545 km

Eccentricity

0.00079

Inclination

97.4068°

RAAN

251.7854°

Arg. of periapsis

38.062°

True anomaly

322.06187°

Mean anomaly

322.1176°

Eccentric anomaly

322.08974°

Mean motion

3.81865 °/min

Orbital period

94.27 mins

BSTAR

0.00081267

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Other satellites on launch #52 in the year 2025 (2025-03-15 UTC)

LEMUR 2 LEIA-PHILIP, 63246

LEMUR 2 THEFALCONER, 63264

IOD1_STARTICAL, 63212

TOMORROW-S6, 63225

BUCCANEER MM, 63245

OBJECT D, 63213

AEROCUBE 18A, 63220

HERMES 4, 63833

HERMES-5, 63834

JINJUSAT-1B, 63210

ORBASTRO-TR5, 63236

DROID.002, 63223

OBJECT M, 63221

OBJECT AF, 63239

Did you know?

You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

Click here to try in Sandbox

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	2025-12-27 17:25:26.613Z	201.631° SSW	2025-12-27 17:27:26.613Z	251.481° W	30.728°	2025-12-27 17:30:26.613Z	326.982° NNW

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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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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

CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out HERMES-3, 63835 on other resources

View HERMES-3, 63835 on NASA - NSSDCA Website

View HERMES-3, 63835 on Heavens-Above

View HERMES-3, 63835 on Keep Track

View HERMES-3, 63835 on Celestrak

View HERMES-3, 63835 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

Documentation

Go to standalone docs website

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