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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 (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: 13 hours ago

TLE from 13 hours ago

0 HAWK-C
1 43799U 18099AT  26079.75073706  .00008696  00000-0  32709-3 0  9991
2 43799  97.4003 133.6614 0040595 236.8244 122.9098 15.26597963400416

Epoch: 2026-03-20T18:01Z

TLE epoch observation values (Epoch: 2026-03-20T18:01:03.681Z)

Latitude

-0.00011°

Longitude

45.11476°

Altitude

504.313 km

Speed

7.604 km/s

True Right ascension

08h 54m 38s

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

11:35:04

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

510.801 km

Perigee altitude

455.095 km

Semi-major axis

6,861.085 km

Eccentricity

0.00406

Inclination

97.4003°

RAAN

133.6614°

Arg. of periapsis

236.8244°

True anomaly

123.29926°

Mean anomaly

122.9098°

Eccentric anomaly

123.10464°

Mean motion

3.81904 °/min

Orbital period

94.26 mins

BSTAR

0.00032709

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

ORBWEAVER 2, 43785 (Decayed)

MOVE-II, 43780 (Decayed)

ELYUSIUM/LOWER FREE FLYE, 43760 (Decayed)

ORBWEAVER 1, 43795 (Decayed)

SNUGLITE, 43784

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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	2026-03-21 16:36:20.694Z	2.044° NNE	2026-03-21 16:39:20.694Z	267.093° W	40.596°	2026-03-21 16:42:20.694Z	205.381° SW
5 mins	2026-03-22 03:12:20.694Z	130.914° SE	2026-03-22 03:14:20.694Z	61.612° ENE	34.214°	2026-03-22 03:17:20.694Z	3.289° NNE

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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: 13 hours ago

TLE from 13 hours ago

TLE epoch observation values (Epoch: 2026-03-20T18:01:03.681Z)

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: 13 hours ago