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IRIDIUM 103, 41918

Orbit data source: Space-Track

IRIDIUM 103, 41918 is a payload satellite owned by Iridium (US) in LEO that was launched on Sat, 14 Jan 2017 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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<iframe src="https://www.satcat.com/sats-embedded/41918?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/41918?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

41918, 2017-003B

Orbit

LEO

Last TLE update

8 hours ago

Origin

Iridium Communications Inc. (US)

Manufacturer

OATK SSG Gilbert

Mission

Operational Commercial Communications

Bus & Motor

ELITEBUS, Unknown motor

Mass

860 kg wet, 700 kg dry

Launch date (UTC)

2017-01-14 (9 years ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Trap Box + 2 Pan, 9.4 m

Radar Cross Section

14.423 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 8 hours ago

0 IRIDIUM 103
1 41918U 17003B   25196.58923941  .00000013  00000-0 -23361-5 0  9993
2 41918  86.3953 229.0343 0002482  77.9410 282.2064 14.34217697444983

Epoch: 2025-07-15T14:08Z

TLE epoch observation values (Epoch: 2025-07-15T14:08:30.285Z)

Latitude

0.00002°

Longitude

83.22653°

Altitude

780.343 km

Speed

7.464 km/s

True Right ascension

15h 16m 08s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

27.37847°

Longitude

84.93808°

Altitude

779.989 km

Speed

7.467 km/s

Apparent Right ascension

18h 29m 58s

Apparent Declination

-7° 37' 31"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

11:14:05

Azimuth

83.61° E

Elevation

-19.407°

Doppler factor

Orbital elements

Apogee altitude

776.407 km

Perigee altitude

772.857 km

Semi-major axis

7,152.769 km

Eccentricity

0.00025

Inclination

86.3953°

RAAN

229.0343°

Arg. of periapsis

77.941°

True anomaly

Unknown

Mean anomaly

282.2064°

Eccentric anomaly

Unknown

Mean motion

3.58783 °/min

Orbital period

100.34 mins

BSTAR

-0.0000023361

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Other satellites on launch #3 in the year 2017 (2017-01-14 UTC)

IRIDIUM 103 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.
8 mins	2025-07-16 01:59:26.950Z	138.071° SSE	2025-07-16 02:03:26.950Z	74.022° E	26.782°	2025-07-16 02:07:26.950Z	23.89° NE
7 mins	2025-07-16 03:40:26.950Z	230.565° WSW	2025-07-16 03:43:26.950Z	275.885° WNW	25.231°	2025-07-16 03:47:26.950Z	334.829° NNW
8 mins	2025-07-16 14:10:26.950Z	4.604° NNE	2025-07-16 14:14:26.950Z	124.207° SE	42.92°	2025-07-16 14:18:26.950Z	170.535° S

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Check out IRIDIUM 103, 41918 on other resources

View IRIDIUM 103, 41918 on NASA - NSSDCA Website

View IRIDIUM 103, 41918 on Heavens-Above

View IRIDIUM 103, 41918 on Keep Track

View IRIDIUM 103, 41918 on Celestrak

View IRIDIUM 103, 41918 on Gunter's Space Page

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