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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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ISO8601 Format

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 (8 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: 16 hours ago

TLE from 16 hours ago

0 HAWK-C
1 43799U 18099AT  26193.72865411  .00005004  00000-0  17915-3 0  9999
2 43799  97.3881 246.6730 0040041 192.5496 167.4750 15.28466075417818

Epoch: 2026-07-12T17:29Z

TLE epoch observation values (Epoch: 2026-07-12T17:29:15.715Z)

Latitude

-0.00008°

Longitude

53.73418°

Altitude

510.319 km

Speed

7.594 km/s

True Right ascension

16h 26m 41s

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

22:19:46

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

504.801 km

Perigee altitude

449.901 km

Semi-major axis

6,855.488 km

Eccentricity

0.004

Inclination

97.3881°

RAAN

246.673°

Arg. of periapsis

192.5496°

True anomaly

167.57402°

Mean anomaly

167.475°

Eccentric anomaly

167.52456°

Mean motion

3.82372 °/min

Orbital period

94.15 mins

BSTAR

0.00017915

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

VESTA-1, 43781 (Decayed)

UPPER FREE FLYER, 43763

KAZSCISAT-1, 43787 (Decayed)

FLOCK 3S 3, 43788 (Decayed)

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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.
6 mins	2026-07-13 16:03:02.851Z	29.728° NE	2026-07-13 16:06:02.851Z	103.19° ESE	32.444°	2026-07-13 16:09:02.851Z	168.892° S
4 mins	2026-07-14 04:12:02.851Z	220.175° SW	2026-07-14 04:14:02.851Z	278.492° WNW	26.43°	2026-07-14 04:16:02.851Z	319.229° NNW

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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: 16 hours ago

TLE from 16 hours ago

TLE epoch observation values (Epoch: 2026-07-12T17:29:15.715Z)

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: 16 hours ago