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FLOCK 4J 9, 101143

Orbit data source: Space-Track

FLOCK 4J 9, 101143 is a payload satellite owned by Planet (US) in SSO that was launched on Thu, 01 Oct 2026 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/101143?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/101143?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

101143, 2026-227CX

Orbit

SSO

Country

Related business

Planet Labs PBC (US)

Manufacturer

Planet

Mission

Operational spacecraft

Bus & Motor

CUBESAT 3U, Unknown motor

Mass

5.7 kg wet, 5.7 kg dry

Launch date (UTC)

2026-10-01 (1 month ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

BOX+2 PAN, 0.2 m

Radar Cross Section

RCS unknown

Expand to show TLE details & history
Last TLE update: 1 week ago

TLE from 1 week ago

0 FLOCK 4J 9
1 A1143U 26227CX  26295.84944203  .00006078  00000-0  31059-3 0  9998
2 A1143  97.4427   4.9990 0004409 119.1883 240.9791 15.17032349  3205

Epoch: 2026-10-22T20:23Z

TLE epoch observation values (Epoch: 2026-10-22T20:23:11.791Z)

Latitude

-0.00011°

Longitude

27.92145°

Altitude

519.376 km

Speed

7.603 km/s

True Right ascension

00h 19m 59s

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

01:40:04

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

514.825 km

Perigee altitude

508.749 km

Semi-major axis

6,889.924 km

Eccentricity

0.00044

Inclination

97.4427°

RAAN

4.999°

Arg. of periapsis

119.1883°

True anomaly

240.93493°

Mean anomaly

240.9791°

Eccentric anomaly

240.95701°

Mean motion

3.79509 °/min

Orbital period

94.86 mins

BSTAR

0.00031059

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Other satellites on launch #227 in the year 2026 (2026-10-01 UTC)

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FLOCK 4J 9 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.
7 mins	2026-10-30 17:19:14.189Z	22.759° NE	2026-10-30 17:23:14.189Z	128.552° SE	47.885°	2026-10-30 17:26:14.189Z	176.517° S
5 mins	2026-10-31 03:59:14.189Z	118.057° SE	2026-10-31 04:02:14.189Z	60.995° ENE	21.513°	2026-10-31 04:04:14.189Z	24.493° NE
4 mins	2026-10-31 05:34:14.189Z	229.74° WSW	2026-10-31 05:36:14.189Z	275.479° WNW	22.351°	2026-10-31 05:38:14.189Z	312.178° NW

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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 FLOCK 4J 9, 101143 on other resources

View FLOCK 4J 9, 101143 on NASA - NSSDCA Website

View FLOCK 4J 9, 101143 on Heavens-Above

View FLOCK 4J 9, 101143 on Keep Track

View FLOCK 4J 9, 101143 on Celestrak

View FLOCK 4J 9, 101143 on Gunter's Space Page

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

FLOCK 4J 9, 101143

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 1 week ago

TLE from 1 week ago

TLE epoch observation values (Epoch: 2026-10-22T20:23:11.791Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #227 in the year 2026 (2026-10-01 UTC)

FLOCK 4J 9 Visibility forecast

Co-orbital & Co-planar RSOs

Check out FLOCK 4J 9, 101143 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 1 week ago