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.
Focus sentinelFocus sentinel
Request partner network tasking
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
25157 intel report (Beta)
Focus sentinelFocus sentinel
Create New Watchlist
Focus sentinelFocus sentinel
Edit Public Description
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: 19 hours ago
TLE from 19 hours ago
0 GFO
1 25157U 98007A 25348.82083238 .00030647 00000-0 42419-3 0 9993
2 25157 108.0202 54.8835 0062668 2.3939 357.7553 15.54822578497611Epoch: 2025-12-14T19:41Z
TLE epoch observation values (Epoch: 2025-12-14T19:41:59.917Z)
Latitude
0.00003°
Longitude
35.65558°
Altitude
362.823 km
Speed
7.716 km/s
True Right ascension
03h 39m 32s
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
13:26:14
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
442.837 km
Perigee altitude
357.878 km
Semi-major axis
6,778.495 km
Eccentricity
0.00627
Inclination
108.0202°
RAAN
54.8835°
Arg. of periapsis
2.3939°
True anomaly
357.72695°
Mean anomaly
357.7553°
Eccentric anomaly
357.74115°
Mean motion
3.88905 °/min
Orbital period
92.57 mins
BSTAR
0.00042419
Loading maneuver chart data...
Computing Atmospheric mass density...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #7 in the year 1998 (1998-02-10 UTC)
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.GFO Visibility forecast
Loading 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 | 2025-12-15 17:51:39.896Z | 38.37° NE | 2025-12-15 17:54:39.896Z | 110.28° ESE | 35.985° | 2025-12-15 17:57:39.896Z | 187.825° SSW |
| 4 mins | 2025-12-16 04:16:39.896Z | 167.732° S | 2025-12-16 04:18:39.896Z | 299.243° NW | 38.387° | 2025-12-16 04:20:39.896Z | 327.424° NNW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
|---|