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SPAINSAT NG II, 66144

Orbit data source: Space-Track

SPAINSAT NG II, 66144 is a payload satellite owned by Hisdesat (ES) in HEO that was launched on Fri, 24 Oct 2025 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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Iframe URL

https://www.satcat.com/sats-embedded/66144?theme=dark&initialShowStats=false

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Identifier

66144, 2025-239A

Orbit

HEO

Country

ES / SPN

Related business

Hisdesat Strategic Services SA (ES)

Manufacturer

ADST/ADSUK

Mission

Non-operational Defense Communications

Bus & Motor

EUROSTAR NEO, PPS-5000

Mass

6,100 kg wet, ~5,500 kg dry

Launch date (UTC)

2025-10-24 (11 months ago)

Launch vehicle

FALCON 9

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 21.4 m

Radar Cross Section

50.755 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 2 days ago

TLE from 2 days ago

0 SPAINSAT NG II
1 66144U 25239A   26256.75069373 -.00000016  00000-0  00000-0 0  9991
2 66144  12.8716 213.8243 7646866 231.2681  32.4661  0.96596926  3194

Epoch: 2026-09-13T18:00Z

TLE epoch observation values (Epoch: 2026-09-13T18:00:59.938Z)

Latitude

0.00003°

Longitude

-49.41511°

Altitude

28,063.519 km

Speed

3.732 km/s

True Right ascension

14h 14m 18s

True Declination

0° 00' 00"

Sunlit

Object was in daylight 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

20:43:42

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

69,911.034 km

Perigee altitude

3,794.697 km

Semi-major axis

43,231.003 km

Eccentricity

0.76469

Inclination

12.8716°

RAAN

213.8243°

Arg. of periapsis

231.2681°

True anomaly

128.88637°

Mean anomaly

32.4661°

Eccentric anomaly

74.73326°

Mean motion

0.24146 °/min

Orbital period

1,490.91 mins

BSTAR

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Other satellites on launch #239 in the year 2025 (2025-10-24 UTC)

No other RSOs were in this launch

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SPAINSAT NG II 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.
136 mins	2026-09-16 04:03:40.845Z	251.085° W	2026-09-16 04:03:40.845Z	251.085° W	30.513°	2026-09-16 06:19:40.845Z	271.066° WNW
552 mins	2026-09-16 18:51:40.845Z	200.461° SSW	2026-09-16 23:37:40.845Z	190.939° SSW	51.35°	2026-09-17 04:03:40.845Z	253.583° W

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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 SPAINSAT NG II, 66144 on other resources

View SPAINSAT NG II, 66144 on NASA - NSSDCA Website

View SPAINSAT NG II, 66144 on Heavens-Above

View SPAINSAT NG II, 66144 on Keep Track

View SPAINSAT NG II, 66144 on Celestrak

View SPAINSAT NG II, 66144 on Gunter's Space Page

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

SPAINSAT NG II, 66144

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 2 days ago

TLE from 2 days ago

TLE epoch observation values (Epoch: 2026-09-13T18:00:59.938Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #239 in the year 2025 (2025-10-24 UTC)

SPAINSAT NG II Visibility forecast

Co-orbital & Co-planar RSOs

Check out SPAINSAT NG II, 66144 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 2 days ago