GFO, 25157
Orbit data source: Space-Track
GFO, 25157 is a payload satellite owned by USN (US) in LEO that was launched on Tue, 10 Feb 1998 UTC via a TAURUS 2210 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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25157 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
Ball
Mission
Non-operational Civil Science
Bus & Motor
BCP-2000/TCHSTAR, Unknown motor
Mass
365 kg wet, ~300 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Cyl + 1 Dish + 1 Pan, 1.4 m
Radar Cross Section
2.513 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 14 hours ago
TLE from 14 hours ago
0 GFO
1 25157U 98007A 26108.97129678 .00087676 00000-0 63689-3 0 9999
2 25157 108.0107 9.6608 0038511 105.4497 255.0973 15.72002730517164Epoch: 2026-04-18T23:18Z
TLE epoch observation values (Epoch: 2026-04-18T23:18:40.041Z)
Latitude
-0.00001°
Longitude
172.91148°
Altitude
362.578 km
Speed
7.688 km/s
True Right ascension
00h 38m 38s
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
19:56:24
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
376.759 km
Perigee altitude
324.931 km
Semi-major axis
6,728.982 km
Eccentricity
0.00385
Inclination
108.0107°
RAAN
9.6608°
Arg. of periapsis
105.4497°
True anomaly
254.67137°
Mean anomaly
255.0973°
Eccentric anomaly
254.88428°
Mean motion
3.93205 °/min
Orbital period
91.56 mins
BSTAR
0.00063689
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Other satellites on launch #7 in the year 1998 (1998-02-10 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.GFO 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 | 2026-04-19 16:16:17.419Z | 111.075° ESE | 2026-04-19 16:18:17.419Z | 54.782° ENE | 22.125° | 2026-04-19 16:20:17.419Z | 3.056° NNE |
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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