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CELESTIS 17/SHERPA-FX1, 47486

Orbit data source: Space-Track

CELESTIS 17/SHERPA-FX1, 47486 is a payload satellite owned by Spaceflight Ind (US) in SSO that was launched on Sun, 24 Jan 2021 UTC via an FALCON 9 launch vehicle from the Air Force Eastern Test Range (AFETR). 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/47486?theme=dark&initialShowStats=false

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Identifier

47486, 2021-006CB

Orbit

SSO

Country

Related business

Firefly Aerospace (US)

Manufacturer

Spaceflight Ind

Mission

Operational Commercial Technology

Bus & Motor

ESPA/SHERPA-FX, Unknown motor

Mass

130 kg wet, 130 kg dry

Launch date (UTC)

2021-01-24 (5 years ago)

Launch vehicle

FALCON 9

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 0.4 m

Radar Cross Section

0.503 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history
Last TLE update: 9 hours ago

TLE from 9 hours ago

0 CELESTIS 17/SHERPA-FX1
1 47486U 21006CB  26082.36774133  .00007289  00000-0  24428-3 0  9999
2 47486  97.2369 125.5012 0007972 134.6698 225.5194 15.31178983286162

Epoch: 2026-03-23T08:49Z

TLE epoch observation values (Epoch: 2026-03-23T08:49:32.850Z)

Latitude

-0.00011°

Longitude

172.25358°

Altitude

479.233 km

Speed

7.624 km/s

True Right ascension

08h 22m 00s

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

22:38:23

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

474.696 km

Perigee altitude

463.779 km

Semi-major axis

6,847.374 km

Eccentricity

0.0008

Inclination

97.2369°

RAAN

125.5012°

Arg. of periapsis

134.6698°

True anomaly

225.45427°

Mean anomaly

225.5194°

Eccentric anomaly

225.48683°

Mean motion

3.83051 °/min

Orbital period

93.98 mins

BSTAR

0.00024428

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Other satellites on launch #6 in the year 2021 (2021-01-24 UTC)

FLOCK 4S 30, 47544 (Decayed)

GHGSAT-C2, 47509

ASTROCAST-0105, 47517

ASTROCAST-0101, 47430

RIDESHARE ADAPTER, 47435

OBJECT M, 47424

AII-CHARLIE, 47440 (Decayed)

OBJECT BG, 47467 (Decayed)

FLOCK 4S 10, 47523 (Decayed)

ION SCV-002, 47504

LEMUR 2 NOOBNOOB, 47538 (Decayed)

HAWK-2C, 47502

FLOCK 4S 26, 47497 (Decayed)

SPACEBEE-44, 47466 (Decayed)

ASTROCAST-0103, 47487

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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.

Click here to try in Sandbox

CELESTIS 17/SHERPA-FX1 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.
5 mins	2026-03-24 02:12:58.844Z	127.152° SE	2026-03-24 02:15:58.844Z	64.125° ENE	23.249°	2026-03-24 02:17:58.844Z	21.486° NNE
4 mins	2026-03-24 15:12:58.844Z	55.43° ENE	2026-03-24 15:13:58.844Z	86.217° E	28.48°	2026-03-24 15:16:58.844Z	160.472° 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 CELESTIS 17/SHERPA-FX1, 47486 on other resources

View CELESTIS 17/SHERPA-FX1, 47486 on NASA - NSSDCA Website

View CELESTIS 17/SHERPA-FX1, 47486 on Heavens-Above

View CELESTIS 17/SHERPA-FX1, 47486 on Keep Track

View CELESTIS 17/SHERPA-FX1, 47486 on Celestrak

View CELESTIS 17/SHERPA-FX1, 47486 on Gunter's Space Page

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

CELESTIS 17/SHERPA-FX1, 47486

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 9 hours ago

TLE from 9 hours ago

TLE epoch observation values (Epoch: 2026-03-23T08:49:32.850Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #6 in the year 2021 (2021-01-24 UTC)

CELESTIS 17/SHERPA-FX1 Visibility forecast

Co-orbital & Co-planar RSOs

Check out CELESTIS 17/SHERPA-FX1, 47486 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 9 hours ago