SURCAL 159, 2872
Orbit data source: Space-Track
SURCAL 159, 2872 is a payload satellite owned by NRL (US) in LEO that was launched on Wed, 31 May 1967 UTC via a THOR SLV-2 AGENA D 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
2872 intel report (Beta)
Focus sentinelFocus sentinel
Create New Watchlist
Focus sentinelFocus sentinel
Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
NRL
Mission
Operational spacecraft
Bus & Motor
NRL 14"?, Unknown motor
Mass
3 kg wet, 3 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Medium (>0.1 m² and <1 m²)
Expand to show TLE details & historyLast TLE update: 7 hours ago
TLE from 7 hours ago
0 SURCAL 159
1 02872U 67053F 26024.22089234 .00000234 00000-0 19692-3 0 9993
2 02872 69.9758 310.8285 0009425 292.1099 67.9007 13.99559868990060Epoch: 2026-01-24T05:18Z
TLE epoch observation values (Epoch: 2026-01-24T05:18:05.098Z)
Latitude
-0.00004°
Longitude
107.75877°
Altitude
895.06 km
Speed
7.406 km/s
True Right ascension
20h 43m 18s
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
13:44:38
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
900.215 km
Perigee altitude
886.508 km
Semi-major axis
7,271.499 km
Eccentricity
0.00094
Inclination
69.9758°
RAAN
310.8285°
Arg. of periapsis
292.1099°
True anomaly
68.00081°
Mean anomaly
67.9007°
Eccentric anomaly
67.95075°
Mean motion
3.50032 °/min
Orbital period
102.85 mins
BSTAR
0.00019692
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 #53 in the year 1967 (1967-05-31 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.SURCAL 159 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-01-24 19:08:44.065Z | 142.093° SSE | 2026-01-24 19:12:44.065Z | 96.112° ESE | 18.806° | 2026-01-24 19:15:44.065Z | 62.212° ENE |
| 10 mins | 2026-01-24 20:52:44.065Z | 222.186° SW | 2026-01-24 20:56:44.065Z | 276.89° WNW | 39.95° | 2026-01-24 21:02:44.065Z | 16.64° NNE |
| 4 mins | 2026-01-25 04:09:44.065Z | 25.439° NE | 2026-01-25 04:11:44.065Z | 47.184° ENE | 13.728° | 2026-01-25 04:13:44.065Z | 68.446° E |
| 10 mins | 2026-01-25 05:53:44.065Z | 339.737° N | 2026-01-25 05:57:44.065Z | 43.914° NE | 44.404° | 2026-01-25 06:03:44.065Z | 152.188° SSE |
| 4 mins | 2026-01-25 07:40:44.065Z | 280.347° WNW | 2026-01-25 07:42:44.065Z | 258.518° W | 13.726° | 2026-01-25 07:44:44.065Z | 237.461° WSW |
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 |
|---|