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GRACE-FO 1, 43476

Orbit data source: Space-Track

GRACE-FO 1, 43476 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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<iframe src="https://www.satcat.com/sats-embedded/43476?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/43476?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

43476, 2018-047A

Orbit

LEO

Last TLE update

10 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 10 hours ago

0 GRACE-FO 1
1 43476U 18047A   25125.91320581  .00005641  00000-0  16879-3 0  9998
2 43476  88.9756 254.2425 0009083 252.5549 107.4711 15.34324763387271

Epoch: 2025-05-05T21:55Z

Definitive object data (Epoch: 2025-05-05T21:55:00.981Z)

Latitude

-0.00011°

Longitude

61.46847°

Altitude

468.013 km

Speed

7.631 km/s

True Right ascension

16h 56m 58s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow at TLE epoch

Visualization TLE readout

Latitude

66.72705°

Longitude

63.78184°

Altitude

480.777 km

Speed

7.628 km/s

Apparent Right ascension

01h 56m 46s

Apparent Declination

39° 59' 12"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

15:33:06

Azimuth

18.365° NNE

Elevation

-7.133°

Doppler factor

Orbital elements

Apogee altitude

465.927 km

Perigee altitude

453.506 km

Semi-major axis

6,837.853 km

Eccentricity

0.0009083

Inclination

88.9756°

RAAN

254.2425°

Arg. of periapsis

252.5549°

True anomaly

107.57035°

Mean anomaly

107.4711°

Eccentric anomaly

107.52073°

Mean motion

3.83852 °/min

BSTAR

0.00016879

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 1 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 08:59:54.540Z	178.183° S	2025-05-06 09:02:54.540Z	352.578° N	44.934°	2025-05-06 09:05:54.540Z	358.88° N
4 mins	2025-05-06 20:24:54.540Z	39.027° NE	2025-05-06 20:26:54.540Z	106.999° ESE	28.706°	2025-05-06 20:28:54.540Z	148.991° SSE

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Check out GRACE-FO 1, 43476 on other resources

View GRACE-FO 1, 43476 on NASA - NSSDCA Website

View GRACE-FO 1, 43476 on Heavens-Above

View GRACE-FO 1, 43476 on Keep Track

View GRACE-FO 1, 43476 on Celestrak

View GRACE-FO 1, 43476 on Gunter's Space Page

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