SPAWAR-CAL-R, 43776
Orbit data source: Space-Track
SPAWAR-CAL-R, 43776 is a payload satellite owned by SPAWAR (US) in SSO that was launched on Mon, 03 Dec 2018 UTC via an FALCON 9 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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43776 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
SPAWAR?
Mission
Operational Defense Calibration
Bus & Motor
CUBESAT 1U, Unknown motor
Mass
1 kg wet, 1 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.1 m
Radar Cross Section
0.015 m², Small (<0.1 m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 SPAWAR-CAL-R
1 43776U 18099U 25286.08778387 .00004081 00000-0 29663-3 0 9997
2 43776 97.4739 329.9660 0021721 122.0282 238.3058 15.04193161374838Epoch: 2025-10-13T02:06Z
TLE epoch observation values (Epoch: 2025-10-13T02:06:24.526Z)
Latitude
-0.00005°
Longitude
-83.53178°
Altitude
564.987 km
Speed
7.574 km/s
True Right ascension
21h 59m 51s
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
09:23:33
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
566.024 km
Perigee altitude
535.923 km
Semi-major axis
6,929.11 km
Eccentricity
0.00217
Inclination
97.4739°
RAAN
329.966°
Arg. of periapsis
122.0282°
True anomaly
238.09432°
Mean anomaly
238.3058°
Eccentric anomaly
238.20003°
Mean motion
3.76294 °/min
Orbital period
95.67 mins
BSTAR
0.00029663
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Other satellites on launch #99 in the year 2018 (2018-12-03 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.SPAWAR-CAL-R Visibility forecast
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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 | 2025-10-13 15:27:20.981Z | 34.696° NE | 2025-10-13 15:30:20.981Z | 110.057° ESE | 31.657° | 2025-10-13 15:33:20.981Z | 166.115° S |
| 4 mins | 2025-10-14 02:13:20.981Z | 97.936° ESE | 2025-10-14 02:14:20.981Z | 78.341° E | 19.285° | 2025-10-14 02:17:20.981Z | 23.764° NE |
| 5 mins | 2025-10-14 03:47:20.981Z | 218.66° SW | 2025-10-14 03:49:20.981Z | 261.363° W | 24.18° | 2025-10-14 03:52:20.981Z | 318.812° NNW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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