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IRIDIUM 29, 24944

Orbit data source: Space-Track

IRIDIUM 29, 24944 is a payload satellite owned by Iridium (US) in LEO that was launched on Sun, 14 Sep 1997 UTC via a PROTON-K/17S40 launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). 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/24944?theme=dark&initialShowStats=false

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Identifier

24944, 1997-051A

Orbit

LEO

Country

Related business

Iridium Communications Inc. (US)

Manufacturer

MOTO/LMMS

Mission

Non-operational Commercial Communications

Bus & Motor

LM700, Unknown motor

Mass

662 kg wet, 556 kg dry

Launch date (UTC)

1997-09-14 (29 years ago)

Launch vehicle

PROTON-K/17S40

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 4.0 m

Radar Cross Section

5.666 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 9 hours ago

TLE from 9 hours ago

0 IRIDIUM 29
1 24944U 97051A   26133.35599911  .00000215  00000-0  66194-4 0  9990
2 24944  86.3982   5.2800 0002006  85.0125 275.1302 14.36789507500673

Epoch: 2026-05-13T08:32Z

TLE epoch observation values (Epoch: 2026-05-13T08:32:38.323Z)

Latitude

0.00008°

Longitude

6.00312°

Altitude

772.052 km

Speed

7.468 km/s

True Right ascension

00h 21m 07s

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

01:53:37

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

767.52 km

Perigee altitude

764.653 km

Semi-major axis

7,144.223 km

Eccentricity

0.0002

Inclination

86.3982°

RAAN

5.28°

Arg. of periapsis

85.0125°

True anomaly

275.1073°

Mean anomaly

275.1302°

Eccentric anomaly

275.11875°

Mean motion

3.59427 °/min

Orbital period

100.16 mins

BSTAR

0.000066194

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Other satellites on launch #51 in the year 1997 (1997-09-14 UTC)

IRIDIUM 33 DEB, 34072 (Decayed)

IRIDIUM 33 DEB, 33854 (Decayed)

IRIDIUM 33 DEB, 35750 (Decayed)

IRIDIUM 33 DEB, 36484 (Decayed)

IRIDIUM 33 DEB, 34598 (Decayed)

IRIDIUM 33 DEB, 34533 (Decayed)

IRIDIUM 33 DEB, 36569 (Decayed)

IRIDIUM 33 DEB, 39788 (Decayed)

IRIDIUM 33 DEB, 35797

IRIDIUM 33 DEB, 35077 (Decayed)

IRIDIUM 33 DEB, 34766 (Decayed)

IRIDIUM 33 DEB, 36564 (Decayed)

IRIDIUM 33 DEB, 35736 (Decayed)

IRIDIUM 33 DEB, 34153 (Decayed)

IRIDIUM 33 DEB, 33771 (Decayed)

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IRIDIUM 29 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.
9 mins	2026-05-14 03:30:09.918Z	0.44° NNE	2026-05-14 03:35:09.918Z	141.287° SSE	43.683°	2026-05-14 03:39:09.918Z	174.108° S
5 mins	2026-05-14 14:47:09.918Z	107.709° ESE	2026-05-14 14:49:09.918Z	80.395° E	17.098°	2026-05-14 14:52:09.918Z	42.21° NE
8 mins	2026-05-14 16:26:09.918Z	210.493° SW	2026-05-14 16:29:09.918Z	270.79° WNW	36.742°	2026-05-14 16:34:09.918Z	350.597° N

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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 IRIDIUM 29, 24944 on other resources

View IRIDIUM 29, 24944 on NASA - NSSDCA Website

View IRIDIUM 29, 24944 on Heavens-Above

View IRIDIUM 29, 24944 on Keep Track

View IRIDIUM 29, 24944 on Celestrak

View IRIDIUM 29, 24944 on Gunter's Space Page

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

IRIDIUM 29, 24944

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 9 hours ago

TLE from 9 hours ago

TLE epoch observation values (Epoch: 2026-05-13T08:32:38.323Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #51 in the year 1997 (1997-09-14 UTC)

IRIDIUM 29 Visibility forecast

Co-orbital & Co-planar RSOs

Check out IRIDIUM 29, 24944 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 9 hours ago