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HAWK-C, 43799

Orbit data source: Space-Track

HAWK-C, 43799 is a payload satellite owned by HawkEye 360 (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/43799?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/43799?theme=dark&initialShowStats=false

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Identifier

43799, 2018-099AT

Orbit

SSO

Country

Related business

HawkEye 360 Inc. (US)

Manufacturer

UTIAS-SFL

Mission

Operational Commercial Sigint

Bus & Motor

NEMO-V1, Unknown motor

Mass

12.75 kg wet, 12 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 + 2 Pan, 1.0 m

Radar Cross Section

0.348 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history
Last TLE update: 8 hours ago

TLE from 8 hours ago

0 HAWK-C
1 43799U 18099AT  26125.09633242  .00012281  00000-0  44752-3 0  9993
2 43799  97.3919 178.6081 0042637  78.9445 281.6585 15.27453565407337

Epoch: 2026-05-05T02:18Z

TLE epoch observation values (Epoch: 2026-05-05T02:18:43.121Z)

Latitude

0°

Longitude

-79.04765°

Altitude

480.735 km

Speed

7.628 km/s

True Right ascension

11h 54m 25s

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

18:06:31

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

509.626 km

Perigee altitude

451.14 km

Semi-major axis

6,858.52 km

Eccentricity

0.00426

Inclination

97.3919°

RAAN

178.6081°

Arg. of periapsis

78.9445°

True anomaly

281.17949°

Mean anomaly

281.6585°

Eccentric anomaly

281.41904°

Mean motion

3.82118 °/min

Orbital period

94.21 mins

BSTAR

0.00044752

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

SUOMI100, 43804

ASTROCAST-01, 43798

THEA, 43796

CAPELLA-1, 43791 (Decayed)

KAZSTSAT, 43783

LACMA ENOCH, 43777 (Decayed)

KAZSCISAT-1, 43787 (Decayed)

UPPER FREE FLYER, 43763

SNUSAT-2, 43782

SPAWAR-CAL-R, 43776

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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.

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HAWK-C 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	2026-05-05 17:01:47.861Z	334.299° NNW	2026-05-05 17:03:47.861Z	281.348° WNW	24.99°	2026-05-05 17:05:47.861Z	236.235° WSW
5 mins	2026-05-06 03:36:47.861Z	167.964° S	2026-05-06 03:38:47.861Z	343.399° N	44.098°	2026-05-06 03:41:47.861Z	347.859° 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 HAWK-C, 43799 on other resources

View HAWK-C, 43799 on NASA - NSSDCA Website

View HAWK-C, 43799 on Heavens-Above

View HAWK-C, 43799 on Keep Track

View HAWK-C, 43799 on Celestrak

View HAWK-C, 43799 on Gunter's Space Page

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

HAWK-C, 43799

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 8 hours ago

TLE from 8 hours ago

TLE epoch observation values (Epoch: 2026-05-05T02:18:43.121Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

HAWK-C Visibility forecast

Co-orbital & Co-planar RSOs

Check out HAWK-C, 43799 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 8 hours ago