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IHI-SAT2, 66772

Orbit data source: Space-Track

IHI-SAT2, 66772 is a payload satellite owned by IHI Corp (JP) in SSO that was launched on Fri, 28 Nov 2025 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/66772?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

66772, 2025-276DL

Orbit

SSO

Country

JP / JPN

Related business

IHI Corporation (JP)

Manufacturer

NanoAvionics

Mission

Operational Commercial Communications

Bus & Motor

CUBESAT 6U, Unknown motor

Mass

12 kg wet, 12 kg dry

Launch date (UTC)

2025-11-28 (9 months ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box, 0.2 m

Radar Cross Section

0.055 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history
Last TLE update: 10 hours ago

TLE from 10 hours ago

0 IHI-SAT2
1 66772U 25276DL  26238.43734391  .00005380  00000-0  23721-3 0  9999
2 66772  97.4193 311.5446 0001439  49.0749 311.0611 15.22210882 41130

Epoch: 2026-08-26T10:29Z

TLE epoch observation values (Epoch: 2026-08-26T10:29:46.513Z)

Latitude

-0.00011°

Longitude

179.41046°

Altitude

501.616 km

Speed

7.614 km/s

True Right ascension

20h 46m 10s

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

11:46:57

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

497.126 km

Perigee altitude

495.148 km

Semi-major axis

6,874.274 km

Eccentricity

0.00014

Inclination

97.4193°

RAAN

311.5446°

Arg. of periapsis

49.0749°

True anomaly

311.04867°

Mean anomaly

311.0611°

Eccentric anomaly

311.05488°

Mean motion

3.80805 °/min

Orbital period

94.54 mins

BSTAR

0.00023721

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Other satellites on launch #276 in the year 2025 (2025-11-28 UTC)

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IHI-SAT2 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	2026-08-27 05:34:02.066Z	212.552° SW	2026-08-27 05:36:02.066Z	264.98° W	27.418°	2026-08-27 05:39:02.066Z	325.362° NNW
4 mins	2026-08-27 17:04:02.066Z	65.531° ENE	2026-08-27 17:05:02.066Z	87.19° E	19.453°	2026-08-27 17:08:02.066Z	144.281° SSE

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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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Check out IHI-SAT2, 66772 on other resources

View IHI-SAT2, 66772 on NASA - NSSDCA Website

View IHI-SAT2, 66772 on Heavens-Above

View IHI-SAT2, 66772 on Keep Track

View IHI-SAT2, 66772 on Celestrak

View IHI-SAT2, 66772 on Gunter's Space Page

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

IHI-SAT2, 66772

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 10 hours ago

TLE from 10 hours ago

TLE epoch observation values (Epoch: 2026-08-26T10:29:46.513Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #276 in the year 2025 (2025-11-28 UTC)

IHI-SAT2 Visibility forecast

Co-orbital & Co-planar RSOs

Check out IHI-SAT2, 66772 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 10 hours ago