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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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<iframe src="https://www.satcat.com/sats-embedded/43776?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/43776?theme=dark&initialShowStats=false

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Identifier

43776, 2018-099U

Orbit

SSO

Country

Related business

United States Navy (US)

Manufacturer

SPAWAR?

Mission

Operational Defense Calibration

Bus & Motor

CUBESAT 1U, Unknown motor

Mass

1 kg wet, 1 kg dry

Launch date (UTC)

2018-12-03 (7 years ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box, 0.1 m

Radar Cross Section

0.015 m², Small (<0.1 m²)

Expand to show TLE details & history
Last TLE update: 9 hours ago

TLE from 9 hours ago

0 SPAWAR-CAL-R
1 43776U 18099U   26125.08263442  .00001618  00000-0  11624-3 0  9992
2 43776  97.4401 167.0139 0021024 144.4073 215.8561 15.05471109405519

Epoch: 2026-05-05T01:58Z

TLE epoch observation values (Epoch: 2026-05-05T01:58:59.613Z)

Latitude

-0.00006°

Longitude

-85.69706°

Altitude

564.948 km

Speed

7.572 km/s

True Right ascension

11h 08m 03s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

18:54:22

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

561.606 km

Perigee altitude

532.487 km

Semi-major axis

6,925.184 km

Eccentricity

0.0021

Inclination

97.4401°

RAAN

167.0139°

Arg. of periapsis

144.4073°

True anomaly

215.71528°

Mean anomaly

215.8561°

Eccentric anomaly

215.78566°

Mean motion

3.76614 °/min

Orbital period

95.59 mins

BSTAR

0.00011624

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Other satellites on launch #99 in the year 2018 (2018-12-03 UTC)

KAZSCISAT-1, 43787 (Decayed)

LACMA ENOCH, 43777 (Decayed)

CAPELLA-1, 43791 (Decayed)

FLOCK 3S 1, 43769 (Decayed)

UPPER FREE FLYER, 43763

SKYSAT C12, 43797

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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.
7 mins	2026-05-05 15:18:30.718Z	24.594° NE	2026-05-05 15:21:30.718Z	75.652° E	35.934°	2026-05-05 15:25:30.718Z	174.82° S
4 mins	2026-05-06 02:04:30.718Z	104.243° ESE	2026-05-06 02:06:30.718Z	57.773° ENE	22.367°	2026-05-06 02:08:30.718Z	21.927° NNE
4 mins	2026-05-06 03:39:30.718Z	239.176° WSW	2026-05-06 03:40:30.718Z	260.631° W	20.641°	2026-05-06 03:43:30.718Z	314.504° NW

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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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Check out SPAWAR-CAL-R, 43776 on other resources

View SPAWAR-CAL-R, 43776 on NASA - NSSDCA Website

View SPAWAR-CAL-R, 43776 on Heavens-Above

View SPAWAR-CAL-R, 43776 on Keep Track

View SPAWAR-CAL-R, 43776 on Celestrak

View SPAWAR-CAL-R, 43776 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

SPAWAR-CAL-R, 43776

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 9 hours ago

TLE from 9 hours ago

TLE epoch observation values (Epoch: 2026-05-05T01:58:59.613Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #99 in the year 2018 (2018-12-03 UTC)

SPAWAR-CAL-R Visibility forecast

Co-orbital & Co-planar RSOs

Check out SPAWAR-CAL-R, 43776 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 9 hours ago