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ORBCOMM FM 28, 25482

Orbit data source: Space-Track

ORBCOMM FM 28, 25482 is a payload satellite in LEO that was launched on Wed, 23 Sep 1998 UTC via a PEGASUS XL/HAPS launch vehicle from the Pegasus Launch, Eastern Range Air Space (ERAS). 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/25482?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

25482, 1998-053H

Orbit

LEO

Last TLE update

22 hours ago

Origin

Orbcomm Inc. (US)

Manufacturer

OSC-Germantown

Mission

Non-operational Commercial Communications

Bus & Motor

MICROSTAR, Unknown motor

Mass

42 kg wet, 42 kg dry

Launch date (UTC)

1998-09-23 (27 years ago)

Launch vehicle

PEGASUS XL/HAPS

Launch site

Pegasus Launch, Eastern Range Air Space (ERAS)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + 2 Pan, 4.3 m

Radar Cross Section

1.484 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 22 hours ago

0 ORBCOMM FM 28
1 25482U 98053H   25142.53334423  .00000822  00000-0  31449-3 0  9993
2 25482  45.0068 326.7457 0005029 165.3562 194.7432 14.38244059394662

Epoch: 2025-05-22T12:48Z

TLE epoch observation values (Epoch: 2025-05-22T12:48:00.941Z)

Latitude

-0.00008°

Longitude

-105.65983°

Altitude

767.779 km

Speed

7.47 km/s

True Right ascension

21h 46m 58s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

32.4996°

Longitude

-70.67921°

Altitude

767.391 km

Speed

7.474 km/s

Apparent Right ascension

03h 19m 53s

Apparent Declination

-2° 24' 60"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

19:46:44

Azimuth

76.454° E

Elevation

-19.269°

Doppler factor

Orbital elements

Apogee altitude

769.444 km

Perigee altitude

762.258 km

Semi-major axis

7,143.988 km

Eccentricity

0.0005

Inclination

45.0068°

RAAN

326.7457°

Arg. of periapsis

165.3562°

True anomaly

Unknown

Mean anomaly

194.7432°

Eccentric anomaly

Unknown

Mean motion

3.59445 °/min

Orbital period

100.15 mins

BSTAR

0.00031449

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Other satellites on launch #53 in the year 1998 (1998-09-23 UTC)

PEGASUS R/B(1), 25483 (Decayed)

PEGASUS R/B(2), 25484

ORBCOMM FM 28 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.
6 mins	2025-05-23 13:58:00.313Z	173.572° S	2025-05-23 14:01:00.313Z	134.017° SE	18.69°	2025-05-23 14:04:00.313Z	96.424° ESE
8 mins	2025-05-23 15:42:00.313Z	233.912° WSW	2025-05-23 15:45:00.313Z	195.453° SSW	43.111°	2025-05-23 15:50:00.313Z	69.058° E
9 mins	2025-05-23 17:27:00.313Z	278.812° WNW	2025-05-23 17:31:00.313Z	356.098° N	38.571°	2025-05-23 17:36:00.313Z	68.075° E
8 mins	2025-05-23 19:13:00.313Z	298.421° NW	2025-05-23 19:17:00.313Z	27.521° NE	39.116°	2025-05-23 19:21:00.313Z	86.841° E
9 mins	2025-05-23 20:58:00.313Z	287.893° WNW	2025-05-23 21:02:00.313Z	209.369° SW	42.316°	2025-05-23 21:07:00.313Z	129.178° SE
4 mins	2025-05-23 22:45:00.313Z	244.847° WSW	2025-05-23 22:47:00.313Z	218.492° SW	15.577°	2025-05-23 22:49:00.313Z	194.413° SSW

Authenticating...

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Check out ORBCOMM FM 28, 25482 on other resources

View ORBCOMM FM 28, 25482 on NASA - NSSDCA Website

View ORBCOMM FM 28, 25482 on Heavens-Above

View ORBCOMM FM 28, 25482 on Keep Track

View ORBCOMM FM 28, 25482 on Celestrak

View ORBCOMM FM 28, 25482 on Gunter's Space Page

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