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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.

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Identifier
897, 1964-063B
Orbit
LEO
Last TLE update
13 hours ago
Origin
Manufacturer
NAFI
Mission
Defense Navigation
Bus & Motor
TRANSIT 5, Unknown motor
Mass
~54 kg wet, ~54 kg dry
Launch date (UTC)
1964-10-06 (61 years ago)
Launch vehicle
THOR ABLESTAR
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Oct Cyl + 4 Pan + 1 Rod, Unknown HBR
Radar Cross Section
7.565 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 13 hours ago
0 OPS 5798 (TRANSIT 5B-4)
1   897U 64063B   25182.18432698  .00000066  00000-0  84932-4 0  9994
2   897  90.2299  67.3102 0021388 115.7850 356.7837 13.53689602998216
Epoch: 2025-07-01T04:25Z
TLE epoch observation values (Epoch: 2025-07-01T04:25:25.851Z)
Latitude
67.52062°
Longitude
-97.97819°
Altitude
1,054.601 km
Speed
7.339 km/s
True Right ascension
16h 31m 27s
True Declination
67° 24' 13"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-86.85563°
Longitude
-102.68538°
Altitude
1,101.643 km
Speed
7.294 km/s
Apparent Right ascension
17h 10m 52s
Apparent Declination
-65° 18' 27"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
05:15:42
Azimuth
178.822° S
Elevation
-64.599°
Doppler factor
1
Orbital elements
Apogee altitude
1,071.659 km
Perigee altitude
1,039.859 km
Semi-major axis
7,433.896 km
Eccentricity
0.00214
Inclination
90.2299°
RAAN
67.3102°
Arg. of periapsis
115.785°
True anomaly
Unknown
Mean anomaly
356.7837°
Eccentric anomaly
Unknown
Mean motion
3.38625 °/min
Orbital period
106.31 mins
BSTAR
0.000084932
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Other satellites on launch #63 in the year 1964 (1964-10-06 UTC)

OPS 5798 (TRANSIT 5B-4) Visibility forecast

Observer location: undefined°, undefined°

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.
8 mins2025-07-01 18:12:05.168Z242.033° WSW2025-07-01 18:16:05.168Z283.549° WNW18.349°2025-07-01 18:20:05.168Z323.023° NNW
9 mins2025-07-02 03:33:05.168Z35.922° NE2025-07-02 03:37:05.168Z81.94° E23.214°2025-07-02 03:42:05.168Z134.615° SE
10 mins2025-07-02 05:19:05.168Z344.842° N2025-07-02 05:23:05.168Z290.131° WNW36.785°2025-07-02 05:29:05.168Z208.456° SW
8 mins2025-07-02 15:30:05.168Z115.129° SE2025-07-02 15:33:05.168Z80.243° E23.228°2025-07-02 15:38:05.168Z25.401° NE
11 mins2025-07-02 17:14:05.168Z201.253° SSW2025-07-02 17:19:05.168Z267.931° W37.38°2025-07-02 17:25:05.168Z345.424° N
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