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FLOCK 4H 5, 66708

Orbit data source: Space-Track

FLOCK 4H 5, 66708 is a payload satellite owned by Planet (TW) in SSO that was launched on Fri, 28 Nov 2025 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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https://www.satcat.com/sats-embedded/66708?theme=dark&initialShowStats=false

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Identifier

66708, 2025-276AU

Orbit

SSO

Country

TW / TWN

Related business

Planet Labs PBC (US)

Manufacturer

Planet

Mission

Operational Commercial Imaging

Bus & Motor

CUBESAT 3U, Unknown motor

Mass

5.7 kg wet, 5.7 kg dry

Launch date (UTC)

2025-11-28 (2 months 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

0.072 m²

Expand to show TLE details & history
Last TLE update: 23 hours ago

TLE from 23 hours ago

0 FLOCK 4H 5
1 66708U 25276AU  26034.18822802  .00007559  00000-0  36583-3 0  9999
2 66708  97.4319 110.0876 0002022  89.3470 270.7996 15.18860538 10086

Epoch: 2026-02-03T04:31Z

TLE epoch observation values (Epoch: 2026-02-03T04:31:02.900Z)

Latitude

-0.00006°

Longitude

-91.04722°

Altitude

512.352 km

Speed

7.608 km/s

True Right ascension

07h 20m 21s

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

05:36:05

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

507.644 km

Perigee altitude

504.86 km

Semi-major axis

6,884.389 km

Eccentricity

0.0002

Inclination

97.4319°

RAAN

110.0876°

Arg. of periapsis

89.347°

True anomaly

270.77643°

Mean anomaly

270.7996°

Eccentric anomaly

270.78802°

Mean motion

3.79966 °/min

Orbital period

94.75 mins

BSTAR

0.00036583

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Other satellites on launch #276 in the year 2025 (2025-11-28 UTC)

LEMUR-2-STAS-GORBUK, 66686

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FLOCK 4H 5 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	2026-02-04 04:22:16.409Z	129.398° SE	2026-02-04 04:25:16.409Z	67.93° E	25.686°	2026-02-04 04:28:16.409Z	11.712° NNE
5 mins	2026-02-04 17:28:16.409Z	41.651° NE	2026-02-04 17:30:16.409Z	113.814° SE	34.22°	2026-02-04 17:33:16.409Z	171.137° S

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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 4H 5, 66708 on other resources

View FLOCK 4H 5, 66708 on NASA - NSSDCA Website

View FLOCK 4H 5, 66708 on Heavens-Above

View FLOCK 4H 5, 66708 on Keep Track

View FLOCK 4H 5, 66708 on Celestrak

View FLOCK 4H 5, 66708 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 4H 5, 66708

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 23 hours ago

TLE from 23 hours ago

TLE epoch observation values (Epoch: 2026-02-03T04:31:02.900Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #276 in the year 2025 (2025-11-28 UTC)

FLOCK 4H 5 Visibility forecast

Co-orbital & Co-planar RSOs

Check out FLOCK 4H 5, 66708 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 23 hours ago