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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 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 (8 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, Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history
Last TLE update: 20 hours ago

TLE from 20 hours ago

0 SPAWAR-CAL-R
1 43776U 18099U   26219.58582854  .00001652  00000-0  11756-3 0  9996
2 43776  97.4354 258.1659 0019942 180.4058 179.7157 15.05832366419738

Epoch: 2026-08-07T14:03Z

TLE epoch observation values (Epoch: 2026-08-07T14:03:35.585Z)

Latitude

-0.00001°

Longitude

91.15822°

Altitude

565.839 km

Speed

7.571 km/s

True Right ascension

17h 12m 39s

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

23:47:40

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

559.746 km

Perigee altitude

532.13 km

Semi-major axis

6,924.075 km

Eccentricity

0.00199

Inclination

97.4354°

RAAN

258.1659°

Arg. of periapsis

180.4058°

True anomaly

179.71683°

Mean anomaly

179.7157°

Eccentric anomaly

179.71627°

Mean motion

3.76704 °/min

Orbital period

95.57 mins

BSTAR

0.00011756

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

OBJECT AH, 43789 (Decayed)

SNUGLITE, 43784

SKYSAT C13, 43802 (Decayed)

HIBER-2, 43774 (Decayed)

SNUSAT-2, 43782

UPPER FREE FLYER, 43763

HAWK-A, 43765

ICEYE-X2, 43800

RANGE A, 43773

POLAR SCOUT YUKON, 43808

KAZSCISAT-1, 43787 (Decayed)

SUOMI100, 43804

ASTROCAST-01, 43798

FLOCK 3S 2, 43821 (Decayed)

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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.
4 mins	2026-08-08 14:34:29.396Z	58.637° ENE	2026-08-08 14:36:29.396Z	94.173° ESE	16.746°	2026-08-08 14:38:29.396Z	129.331° SE
5 mins	2026-08-08 16:09:29.396Z	331.889° NNW	2026-08-08 16:11:29.396Z	280.435° WNW	26.267°	2026-08-08 16:14:29.396Z	228.034° WSW
6 mins	2026-08-09 02:52:29.396Z	181.496° SSW	2026-08-09 02:55:29.396Z	297.655° NW	40.495°	2026-08-09 02:58:29.396Z	340.549° N

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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: 20 hours ago

TLE from 20 hours ago

TLE epoch observation values (Epoch: 2026-08-07T14:03:35.585Z)

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: 20 hours ago