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EPIC ATHENA, 64871

Orbit data source: Space-Track

EPIC ATHENA, 64871 is an American payload satellite in SSO that was launched on Wed, 23 Jul 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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https://www.satcat.com/sats-embedded/64871?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

64871, 2025-154C

Orbit

SSO

Country

Related business

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

NovaWurks

Mission

Operational Defense Technology

Bus & Motor

HISAT, Unknown motor

Mass

110 kg wet, 110 kg dry

Launch date (UTC)

2025-07-23 (10 months ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + 2 Pan, 14.5 m

Radar Cross Section

0.295 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history
Last TLE update: 12 hours ago

TLE from 12 hours ago

0 EPIC ATHENA
1 64871U 25154C   26149.18236992  .00002570  00000-0  24605-3 0  9999
2 64871  97.6678 213.4349 0005405 318.4446  41.6363 14.94035790 46174

Epoch: 2026-05-29T04:22Z

TLE epoch observation values (Epoch: 2026-05-29T04:22:36.761Z)

Latitude

0.00002°

Longitude

-98.9347°

Altitude

585.602 km

Speed

7.569 km/s

True Right ascension

14h 13m 44s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow 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

01:46:22

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

586.141 km

Perigee altitude

578.617 km

Semi-major axis

6,960.516 km

Eccentricity

0.00054

Inclination

97.6678°

RAAN

213.4349°

Arg. of periapsis

318.4446°

True anomaly

41.67747°

Mean anomaly

41.6363°

Eccentric anomaly

41.65688°

Mean motion

3.7375 °/min

Orbital period

96.32 mins

BSTAR

0.00024605

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Other satellites on launch #154 in the year 2025 (2025-07-23 UTC)

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EPIC ATHENA 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	2026-05-29 17:49:01.201Z	335.734° NNW	2026-05-29 17:51:01.201Z	288.79° WNW	27.93°	2026-05-29 17:54:01.201Z	230.937° WSW
6 mins	2026-05-30 04:37:01.201Z	187.55° SSW	2026-05-30 04:40:01.201Z	271.051° WNW	38.629°	2026-05-30 04:43:01.201Z	334.554° 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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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out EPIC ATHENA, 64871 on other resources

View EPIC ATHENA, 64871 on NASA - NSSDCA Website

View EPIC ATHENA, 64871 on Heavens-Above

View EPIC ATHENA, 64871 on Keep Track

View EPIC ATHENA, 64871 on Celestrak

View EPIC ATHENA, 64871 on Gunter's Space Page

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

EPIC ATHENA, 64871

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 12 hours ago

TLE from 12 hours ago

TLE epoch observation values (Epoch: 2026-05-29T04:22:36.761Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #154 in the year 2025 (2025-07-23 UTC)

EPIC ATHENA Visibility forecast

Co-orbital & Co-planar RSOs

Check out EPIC ATHENA, 64871 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 12 hours ago