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KUIPER-00015, 63731

Orbit data source: Space-Track

KUIPER-00015, 63731 is a payload satellite owned by Kuiper Systems (US) in LEO that was launched on Mon, 28 Apr 2025 UTC via an ATLAS V 551 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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<iframe src="https://www.satcat.com/sats-embedded/63731?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/63731?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

63731, 2025-088H

Orbit

LEO

Last TLE update

10 hours ago

Origin

Amazon.com Inc (US)

Manufacturer

Kuiper Systems

Mission

Operational spacecraft

Bus & Motor

KUIPER, Unknown motor

Mass

~490 kg wet, ~490 kg dry

Launch date (UTC)

2025-04-28 (2 months ago)

Launch vehicle

ATLAS V 551

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Large (>1 m²)

Expand to show TLE details & history

TLE from 10 hours ago

0 KUIPER-00015
1 63731U 25088H   25175.16667824 -.00981576  00000-0 -56083-1 0  9994
2 63731  51.8691 190.8044 0011461 315.0245 116.0724 15.15074676  9283

Epoch: 2025-06-24T04:00Z

TLE epoch observation values (Epoch: 2025-06-24T04:00:00.999Z)

Latitude

48.28211°

Longitude

-80.64509°

Altitude

529.53 km

Speed

7.602 km/s

True Right ascension

16h 47m 42s

True Declination

48° 06' 20"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

17.63165°

Longitude

21.944°

Altitude

530.986 km

Speed

7.596 km/s

Apparent Right ascension

20h 51m 49s

Apparent Declination

-36° 15' 40"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

01:04:17

Azimuth

226.287° WSW

Elevation

-5.733°

Doppler factor

Orbital elements

Apogee altitude

529.122 km

Perigee altitude

513.308 km

Semi-major axis

6,899.352 km

Eccentricity

0.00115

Inclination

51.8691°

RAAN

190.8044°

Arg. of periapsis

315.0245°

True anomaly

Unknown

Mean anomaly

116.0724°

Eccentric anomaly

Unknown

Mean motion

3.78731 °/min

Orbital period

95.05 mins

BSTAR

-0.056083

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Other satellites on launch #88 in the year 2025 (2025-04-28 UTC)

KUIPER-00015 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	2025-06-25 03:37:52.753Z	220.37° SW	2025-06-25 03:40:52.753Z	132.294° SE	43.068°	2025-06-25 03:43:52.753Z	58.214° ENE
4 mins	2025-06-25 05:18:52.753Z	304.693° NW	2025-06-25 05:19:52.753Z	326.663° NNW	22.769°	2025-06-25 05:22:52.753Z	27.187° NE
5 mins	2025-06-25 08:38:52.753Z	339.418° N	2025-06-25 08:40:52.753Z	17.759° NNE	20.829°	2025-06-25 08:43:52.753Z	69.781° E
6 mins	2025-06-25 10:17:52.753Z	308.059° NW	2025-06-25 10:20:52.753Z	124.771° SE	44.352°	2025-06-25 10:23:52.753Z	128.429° SE

Authenticating...

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Check out KUIPER-00015, 63731 on other resources

View KUIPER-00015, 63731 on NASA - NSSDCA Website

View KUIPER-00015, 63731 on Heavens-Above

View KUIPER-00015, 63731 on Keep Track

View KUIPER-00015, 63731 on Celestrak

View KUIPER-00015, 63731 on Gunter's Space Page

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