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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64873 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
Millenium ES
Mission
Operational Civil Science
Bus & Motor
TRACERS, Unknown motor
Mass
200 kg wet, 200 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Oct Cyl + 4 Rod, 3.7 m
Radar Cross Section
1.592 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 21 hours ago
TLE from 21 hours ago
0 TRACERS 2
1 64873U 25154E 26318.16789944 .00001233 00000-0 12146-3 0 9999
2 64873 97.6509 18.0506 0004642 141.3203 218.8350 14.93820824 71383Epoch: 2026-11-14T04:01Z
TLE epoch observation values (Epoch: 2026-11-14T04:01:46.511Z)
Latitude
-0.00007°
Longitude
-95.66975°
Altitude
591.602 km
Speed
7.563 km/s
True Right ascension
01h 12m 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
21:32:59
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
586.278 km
Perigee altitude
579.815 km
Semi-major axis
6,961.184 km
Eccentricity
0.00046
Inclination
97.6509°
RAAN
18.0506°
Arg. of periapsis
141.3203°
True anomaly
218.80166°
Mean anomaly
218.835°
Eccentric anomaly
218.81833°
Mean motion
3.73696 °/min
Orbital period
96.33 mins
BSTAR
0.00012146
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Other satellites on launch #154 in the year 2025 (2025-07-23 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.TRACERS 2 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-11-15 04:15:55.541Z | 172.071° S | 2026-11-15 04:18:55.541Z | 202.412° SSW | 69.232° | 2026-11-15 04:22:55.541Z | 344.343° N |
| 6 mins | 2026-11-15 17:34:55.541Z | 343.459° N | 2026-11-15 17:36:55.541Z | 299.28° NW | 36.415° | 2026-11-15 17:40:55.541Z | 221.43° SW |
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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