OPS 5798 (TRANSIT 5B-4), 897
Orbit data source: Space-Track
OPS 5798 (TRANSIT 5B-4), 897 is a payload satellite owned by USN BuWeps (US) in LEO that was launched on Tue, 06 Oct 1964 UTC via a THOR ABLESTAR 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
897 intel report (Beta)
Focus sentinelFocus sentinel
Edit Public Description
Focus sentinelFocus sentinel
Create New Watchlist
Identifier
Orbit
Country
USRelated business
Manufacturer
NAFI
Mission
Spacecraft
Bus & Motor
TRANSIT 5, Unknown motor
Mass
~54 kg wet, ~54 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: 5 hours ago
TLE from 5 hours ago
0 OPS 5798 (TRANSIT 5B-4)
1 00897U 64063B 26058.95290751 .00000009 00000-0 -38087-6 0 9994
2 00897 90.2266 72.9349 0021077 132.2203 297.8203 13.53722634 30443Epoch: 2026-02-27T22:52Z
TLE epoch observation values (Epoch: 2026-02-27T22:52:11.208Z)
Latitude
69.89604°
Longitude
-68.5097°
Altitude
1,063.479 km
Speed
7.33 km/s
True Right ascension
04h 49m 16s
True Declination
69° 47' 22"
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
07:50:08
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,071.306 km
Perigee altitude
1,039.97 km
Semi-major axis
7,433.775 km
Eccentricity
0.00211
Inclination
90.2266°
RAAN
72.9349°
Arg. of periapsis
132.2203°
True anomaly
297.60643°
Mean anomaly
297.8203°
Eccentric anomaly
297.71339°
Mean motion
3.38633 °/min
Orbital period
106.31 mins
BSTAR
-3.8087e-7
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 #63 in the year 1964 (1964-10-06 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.OPS 5798 (TRANSIT 5B-4) 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 | 2026-02-28 11:34:35.126Z | 49.245° ENE | 2026-02-28 11:37:35.126Z | 78.112° E | 13.757° | 2026-02-28 11:40:35.126Z | 106.382° ESE |
| 11 mins | 2026-02-28 13:19:35.126Z | 0.263° NNE | 2026-02-28 13:24:35.126Z | 234.772° WSW | 44.68° | 2026-02-28 13:30:35.126Z | 187.562° SSW |
| 5 mins | 2026-02-28 23:32:35.126Z | 90.055° ESE | 2026-02-28 23:34:35.126Z | 70.349° E | 14.236° | 2026-02-28 23:37:35.126Z | 41.725° NE |
| 11 mins | 2026-03-01 01:14:35.126Z | 178.57° S | 2026-03-01 01:19:35.126Z | 212.087° SW | 44.654° | 2026-03-01 01:25:35.126Z | 356.011° N |
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 |
|---|