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SKYSAT C8, 42990

Orbit data source: Space-Track

SKYSAT C8, 42990 is a payload satellite owned by Terra Bella (US) in SSO that was launched on Tue, 31 Oct 2017 UTC via a MINOTAUR-C 3210 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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https://www.satcat.com/sats-embedded/42990?theme=dark&initialShowStats=false

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Identifier

42990, 2017-068D

Orbit

SSO

Country

Related business

Planet Labs PBC (US)

Manufacturer

Maxar SSL

Mission

Operational Commercial Imaging

Bus & Motor

SKYSAT-GEN2, Unknown motor

Mass

110 kg wet, 110 kg dry

Launch date (UTC)

2017-10-31 (9 years ago)

Launch vehicle

MINOTAUR-C 3210

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box, 1.0 m

Radar Cross Section

0.888 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history
Last TLE update: 11 hours ago

TLE from 11 hours ago

0 SKYSAT C8
1 42990U 17068D   26266.32124606  .00007849  00000-0  20762-3 0  9990
2 42990  97.4650  44.5055 0001439  87.4459 272.6951 15.38679545497391

Epoch: 2026-09-23T07:42Z

TLE epoch observation values (Epoch: 2026-09-23T07:42:35.659Z)

Latitude

-0.00001°

Longitude

-73.31713°

Altitude

453.081 km

Speed

7.641 km/s

True Right ascension

02h 58m 01s

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

12:06:48

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

447.939 km

Perigee altitude

445.974 km

Semi-major axis

6,825.094 km

Eccentricity

0.00014

Inclination

97.465°

RAAN

44.5055°

Arg. of periapsis

87.4459°

True anomaly

272.67863°

Mean anomaly

272.6951°

Eccentric anomaly

272.68686°

Mean motion

3.84929 °/min

Orbital period

93.52 mins

BSTAR

0.00020762

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Other satellites on launch #68 in the year 2017 (2017-10-31 UTC)

SKYSAT C6, 42992

SKYSAT C7, 42991

FLOCK 3M 2, 42998 (Decayed)

FLOCK 3M 4, 42997 (Decayed)

FLOCK 3M 1, 42995 (Decayed)

MINOTAUR-C DEB, 42993 (Decayed)

FLOCK 3M 3, 42996 (Decayed)

SKYSAT C10, 42988

SKYSAT C11, 42987

SKYSAT C9, 42989

MINOTAUR-C R/B, 42994 (Decayed)

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SKYSAT C8 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	2026-09-23 22:18:43.930Z	6.773° NNE	2026-09-23 22:21:43.930Z	271.081° WNW	71.024°	2026-09-23 22:24:43.930Z	200.067° SSW
4 mins	2026-09-24 08:50:43.930Z	106.204° ESE	2026-09-24 08:51:43.930Z	74.987° E	29.294°	2026-09-24 08:54:43.930Z	10.89° 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 SKYSAT C8, 42990 on other resources

View SKYSAT C8, 42990 on NASA - NSSDCA Website

View SKYSAT C8, 42990 on Heavens-Above

View SKYSAT C8, 42990 on Keep Track

View SKYSAT C8, 42990 on Celestrak

View SKYSAT C8, 42990 on Gunter's Space Page

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

SKYSAT C8, 42990

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 11 hours ago

TLE from 11 hours ago

TLE epoch observation values (Epoch: 2026-09-23T07:42:35.659Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #68 in the year 2017 (2017-10-31 UTC)

SKYSAT C8 Visibility forecast

Co-orbital & Co-planar RSOs

Check out SKYSAT C8, 42990 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 11 hours ago