ANNA 1B, 446
Orbit data source: Space-Track
ANNA 1B, 446 is a payload satellite owned by USN BuWeps (US) in LEO that was launched on Wed, 31 Oct 1962 UTC via a THOR ABLESTAR launch vehicle from the Air Force Eastern Test Range (AFETR). 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
Embed this page
Focus sentinelFocus sentinel
446 intel report (Beta)
Focus sentinelFocus sentinel
Create New Watchlist
Focus sentinelFocus sentinel
Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
APL
Mission
Spacecraft
Bus & Motor
TRANSIT 1, Unknown motor
Mass
157 kg wet, 157 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: 17 hours ago
TLE from 17 hours ago
0 ANNA 1B
1 00446U 62060A 25320.62913514 -.00000099 00000-0 55106-4 0 9991
2 00446 50.1431 43.4776 0070251 104.6559 40.1224 13.35354955 75307Epoch: 2025-11-16T15:05Z
TLE epoch observation values (Epoch: 2025-11-16T15:05:57.276Z)
Latitude
25.98659°
Longitude
-82.83412°
Altitude
1,087.259 km
Speed
7.331 km/s
True Right ascension
13h 18m 22s
True Declination
25° 51' 27"
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
05:19:22
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,180.045 km
Perigee altitude
1,074.592 km
Semi-major axis
7,505.455 km
Eccentricity
0.00703
Inclination
50.1431°
RAAN
43.4776°
Arg. of periapsis
104.6559°
True anomaly
40.64467°
Mean anomaly
40.1224°
Eccentric anomaly
40.38318°
Mean motion
3.33793 °/min
Orbital period
107.85 mins
BSTAR
0.000055106
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 #60 in the year 1962 (1962-10-31 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.ANNA 1B 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. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2025-11-17 08:33:12.629Z | 221.798° SW | 2025-11-17 08:36:12.629Z | 179.552° S | 43.876° | 2025-11-17 08:43:12.629Z | 57.864° ENE |
| 11 mins | 2025-11-17 10:25:12.629Z | 277.447° WNW | 2025-11-17 10:30:12.629Z | 342.631° N | 35.008° | 2025-11-17 10:36:12.629Z | 52.147° ENE |
| 10 mins | 2025-11-17 12:20:12.629Z | 310.007° NW | 2025-11-17 12:24:12.629Z | 358.535° N | 30.663° | 2025-11-17 12:30:12.629Z | 69.039° E |
| 12 mins | 2025-11-17 14:13:12.629Z | 309.022° NW | 2025-11-17 14:18:12.629Z | 5.583° NNE | 41.978° | 2025-11-17 14:25:12.629Z | 110.477° ESE |
| 10 mins | 2025-11-17 16:07:12.629Z | 283.663° WNW | 2025-11-17 16:11:12.629Z | 233.497° WSW | 32.091° | 2025-11-17 16:17:12.629Z | 163.927° S |
| 4 mins | 2025-11-18 06:03:12.629Z | 136.021° SSE | 2025-11-18 06:04:12.629Z | 127.1° SE | 13.255° | 2025-11-18 06:07:12.629Z | 100.644° ESE |
| 12 mins | 2025-11-18 07:51:12.629Z | 213.803° SW | 2025-11-18 07:57:12.629Z | 118.918° SE | 40.884° | 2025-11-18 08:03:12.629Z | 60.966° ENE |
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 ascending 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 ascending order |
|---|