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GRACE-FO 2, 43477

Orbit data source: Space-Track

GRACE-FO 2, 43477 is an American payload satellite in LEO that was launched on Tue, 22 May 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/43477?theme=dark&initialShowStats=false

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Identifier

43477, 2018-047B

Orbit

LEO

Last TLE update

15 hours ago

Origin

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

ADS/Bremen

Mission

Operational Civil Science

Bus & Motor

FLEXBUS, N2 AOCS

Mass

600 kg wet, ~500 kg dry

Launch date (UTC)

2018-05-22 (7 years ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Half Hex Poly, 3.1 m

Radar Cross Section

5.603 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 15 hours ago

0 GRACE-FO 2
1 43477U 18047B   25125.52219454  .00005820  00000-0  17418-3 0  9991
2 43477  88.9755 254.2961 0009082 254.4487 105.5764 15.34322867387211

Epoch: 2025-05-05T12:31Z

Definitive object data (Epoch: 2025-05-05T12:31:57.608Z)

Latitude

0.00001°

Longitude

-157.32847°

Altitude

467.821 km

Speed

7.631 km/s

True Right ascension

16h 57m 11s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow at TLE epoch

Visualization TLE readout

Latitude

-70.94187°

Longitude

-160.36828°

Altitude

484.466 km

Speed

7.624 km/s

Apparent Right ascension

22h 02m 05s

Apparent Declination

-65° 32' 34"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

11:49:14

Azimuth

157.965° S

Elevation

-60.176°

Doppler factor

Orbital elements

Apogee altitude

465.932 km

Perigee altitude

453.512 km

Semi-major axis

6,837.859 km

Eccentricity

0.0009082

Inclination

88.9755°

RAAN

254.2961°

Arg. of periapsis

254.4487°

True anomaly

105.67662°

Mean anomaly

105.5764°

Eccentric anomaly

105.62651°

Mean motion

3.83851 °/min

BSTAR

0.00017418

Orbital period

93.79 mins

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Other satellites on launch #47 in the year 2018 (2018-05-22 UTC)

FALCON 9 DEB, 43483 (Decayed)

GRACE-FO 2 Visibility forecast

Observer location: undefined°, undefined°

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	2025-05-06 09:00:38.835Z	178.802° S	2025-05-06 09:03:38.835Z	353.757° N	43.362°	2025-05-06 09:06:38.835Z	358.633° N
5 mins	2025-05-06 20:24:38.835Z	27.851° NE	2025-05-06 20:26:38.835Z	77.752° E	29.931°	2025-05-06 20:29:38.835Z	152.06° SSE

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Check out GRACE-FO 2, 43477 on other resources

View GRACE-FO 2, 43477 on NASA - NSSDCA Website

View GRACE-FO 2, 43477 on Heavens-Above

View GRACE-FO 2, 43477 on Keep Track

View GRACE-FO 2, 43477 on Celestrak

View GRACE-FO 2, 43477 on Gunter's Space Page

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