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IRIDE FM3, 66697

Orbit data source: Space-Track

IRIDE FM3, 66697 is an Italian payload satellite 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/66697?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

66697, 2025-276AH

Orbit

SSO

Country

Related business

Italian Space Agency (IT)

Manufacturer

OHB-I

Mission

Operational Commercial Technology

Bus & Motor

EAGLET, Unknown motor

Mass

25 kg wet, 25 kg dry

Launch date (UTC)

2025-11-28 (4 months ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 1.0 m

Radar Cross Section

0.368 m²

Expand to show TLE details & history
Last TLE update: 15 hours ago

TLE from 15 hours ago

0 IRIDE FM3
1 66697U 25276AH  26092.27150814  .00013007  00000-0  60443-3 0  9994
2 66697  97.4224 167.2303 0001449 160.8650 199.2640 15.20115516 18906

Epoch: 2026-04-02T06:30Z

TLE epoch observation values (Epoch: 2026-04-02T06:30:58.303Z)

Latitude

0.00001°

Longitude

-121.13501°

Altitude

509.524 km

Speed

7.609 km/s

True Right ascension

11h 08m 55s

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

03:03:48

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

503.455 km

Perigee altitude

501.461 km

Semi-major axis

6,880.595 km

Eccentricity

0.00014

Inclination

97.4224°

RAAN

167.2303°

Arg. of periapsis

160.865°

True anomaly

199.25852°

Mean anomaly

199.264°

Eccentric anomaly

199.26126°

Mean motion

3.80281 °/min

Orbital period

94.67 mins

BSTAR

0.00060443

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

PELICAN-6 300D, 66703

FLOCK 4H 12, 66715

FLOCK 4H 33, 66736

FLOCK 4H 23, 66726

LEMUR-2-DEANANDMAEVE, 66678

LEMUR-2-HOTSPUR-TOM, 66786

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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

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IRIDE FM3 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.
7 mins	2026-04-03 04:45:21.063Z	154.353° SSE	2026-04-03 04:48:21.063Z	108.07° ESE	39.165°	2026-04-03 04:52:21.063Z	356.042° N
5 mins	2026-04-03 17:51:21.063Z	10.447° NNE	2026-04-03 17:53:21.063Z	204.276° SW	43.988°	2026-04-03 17:56:21.063Z	194.199° SSW

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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 IRIDE FM3, 66697 on other resources

View IRIDE FM3, 66697 on NASA - NSSDCA Website

View IRIDE FM3, 66697 on Heavens-Above

View IRIDE FM3, 66697 on Keep Track

View IRIDE FM3, 66697 on Celestrak

View IRIDE FM3, 66697 on Gunter's Space Page

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

IRIDE FM3, 66697

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 15 hours ago

TLE from 15 hours ago

TLE epoch observation values (Epoch: 2026-04-02T06:30:58.303Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

IRIDE FM3 Visibility forecast

Co-orbital & Co-planar RSOs

Check out IRIDE FM3, 66697 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 15 hours ago