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TRACERS 2, 64873

Orbit data source: Space-Track

TRACERS 2, 64873 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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<iframe src="https://www.satcat.com/sats-embedded/64873?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/64873?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

64873, 2025-154E

Orbit

SSO

Country

Related business

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

Millenium ES

Mission

Operational spacecraft

Bus & Motor

TRACERS, Unknown motor

Mass

200 kg wet, 200 kg dry

Launch date (UTC)

2025-07-23 (1 month ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 10 hours ago

TLE from 10 hours ago

0 TRACERS 2
1 64873U 25154E   25242.74880708  .00002773  00000-0  27563-3 0  9997
2 64873  97.7104 308.0582 0007484 141.6392 218.5361 14.92479558  5660

Epoch: 2025-08-30T17:58Z

TLE epoch observation values (Epoch: 2025-08-30T17:58:16.931Z)

Latitude

-0.00002°

Longitude

59.30901°

Altitude

597.333 km

Speed

7.559 km/s

True Right ascension

20h 32m 13s

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

19:16:47

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

592.436 km

Perigee altitude

582.01 km

Semi-major axis

6,965.36 km

Eccentricity

0.00075

Inclination

97.7104°

RAAN

308.0582°

Arg. of periapsis

141.6392°

True anomaly

218.48271°

Mean anomaly

218.5361°

Eccentric anomaly

218.5094°

Mean motion

3.7336 °/min

Orbital period

96.42 mins

BSTAR

0.00027563

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

TRACERS 2 Visibility forecast

Observer location: undefined°, undefined°
Set Observer location

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.
6 mins	2025-08-31 03:45:57.138Z	126.165° SE	2025-08-31 03:48:57.138Z	69.828° E	26.321°	2025-08-31 03:51:57.138Z	14.336° NNE
4 mins	2025-08-31 05:22:57.138Z	236.696° WSW	2025-08-31 05:24:57.138Z	275.81° WNW	19.203°	2025-08-31 05:26:57.138Z	308.317° NW
6 mins	2025-08-31 17:04:57.138Z	26.408° NE	2025-08-31 17:06:57.138Z	66.62° ENE	39.328°	2025-08-31 17:10:57.138Z	179.634° S