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UPPER FREE FLYER, 43763

Orbit data source: Space-Track

UPPER FREE FLYER, 43763 is a payload satellite owned by Spaceflight Ind (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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https://www.satcat.com/sats-embedded/43763?theme=dark&initialShowStats=false

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Identifier

43763, 2018-099F

Orbit

SSO

Country

Related business

Firefly Aerospace (US)

Manufacturer

Spaceflight Ind

Mission

Commercial Technology

Bus & Motor

SFL-UFF, Unknown motor

Mass

2,271 kg wet, 1,072 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

Cyl + 1 Sail, 2.0 m

Radar Cross Section

6.440 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 15 hours ago

TLE from 15 hours ago

0 UPPER FREE FLYER
1 43763U 18099F   26295.69878436  .00003379  00000-0  19876-3 0  9991
2 43763  97.4209 341.3044 0011610 218.8011 141.2388 15.12264541431810

Epoch: 2026-10-22T16:46Z

TLE epoch observation values (Epoch: 2026-10-22T16:46:14.968Z)

Latitude

0.00004°

Longitude

58.61209°

Altitude

538.633 km

Speed

7.59 km/s

True Right ascension

22h 45m 13s

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

03:20:35

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

534.289 km

Perigee altitude

518.256 km

Semi-major axis

6,904.409 km

Eccentricity

0.00116

Inclination

97.4209°

RAAN

341.3044°

Arg. of periapsis

218.8011°

True anomaly

141.322°

Mean anomaly

141.2388°

Eccentric anomaly

141.28041°

Mean motion

3.78315 °/min

Orbital period

95.16 mins

BSTAR

0.00019876

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

LACMA ENOCH, 43777 (Decayed)

FLOCK 3S 3, 43788 (Decayed)

CAPELLA-1, 43791 (Decayed)

SPACEBEE-5, 43817 (Decayed)

SPACEBEE-7, 43816 (Decayed)

CENTAURI-1, 43809

KAZSCISAT-1, 43787 (Decayed)

SNUSAT-2, 43782

OBJECT T, 43775

OBJECT BE, 43810

BRIO, 43813 (Decayed)

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UPPER FREE FLYER 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	2026-10-23 15:34:00.760Z	29.545° NE	2026-10-23 15:37:00.760Z	80.26° E	35.989°	2026-10-23 15:41:00.760Z	166.982° S
4 mins	2026-10-24 02:17:00.760Z	98.784° ESE	2026-10-24 02:19:00.760Z	61.099° ENE	18.048°	2026-10-24 02:21:00.760Z	28.057° NE
5 mins	2026-10-24 03:51:00.760Z	219.058° SW	2026-10-24 03:53:00.760Z	270.72° WNW	30.069°	2026-10-24 03:56:00.760Z	324.585° 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 UPPER FREE FLYER, 43763 on other resources

View UPPER FREE FLYER, 43763 on NASA - NSSDCA Website

View UPPER FREE FLYER, 43763 on Heavens-Above

View UPPER FREE FLYER, 43763 on Keep Track

View UPPER FREE FLYER, 43763 on Celestrak

View UPPER FREE FLYER, 43763 on Gunter's Space Page

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

UPPER FREE FLYER, 43763

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 15 hours ago

TLE from 15 hours ago

TLE epoch observation values (Epoch: 2026-10-22T16:46:14.968Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

UPPER FREE FLYER Visibility forecast

Co-orbital & Co-planar RSOs

Check out UPPER FREE FLYER, 43763 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 15 hours ago