tracking satellites
The Complete List of Scientific Satellites
in Earth Orbit
Satellite Norad Inclination
Degrees
Apogee
Km
Perigee
Km
Period
min
Options
ALOUETTE 1 (S-27)00424U80º1021987105 Track  |  5 Days  |  Sat Info
IUE10637U43º42253294321439 Track  |  5 Days  |  Sat Info
IRAS13777U99º911876103 Track  |  5 Days  |  Sat Info
AKEBONO (EXOS-D)19822U75º5069263143 Track  |  5 Days  |  Sat Info
INTERCOSMOS 2420261U83º2402498115 Track  |  5 Days  |  Sat Info
COBE20322U99º885872103 Track  |  5 Days  |  Sat Info
HST  (Hubble Telescope)20580U28º56656196 Track  |  5 Days  |  Sat Info
ROSAT20638U53º37136792 Track  |  5 Days  |  Sat Info
CRRES20712U18º33685309593 Track  |  5 Days  |  Sat Info
SARA21578U98º72572299 Track  |  5 Days  |  Sat Info
UARS21701U57º41634092 Track  |  5 Days  |  Sat Info
SAMPEX22012U82º47141193 Track  |  5 Days  |  Sat Info
ORBVIEW 1 (MICROLAB)23547U70º71669999 Track  |  5 Days  |  Sat Info
RXTE (XTE)23757U23º48747594 Track  |  5 Days  |  Sat Info
FAST24285U83º3698348128 Track  |  5 Days  |  Sat Info
TRACE25280U98º58455596 Track  |  5 Days  |  Sat Info
SAFIR 225399U98º813811101 Track  |  5 Days  |  Sat Info
SWAS25560U70º61559997 Track  |  5 Days  |  Sat Info
ASTRID 225568U83º1010975105 Track  |  5 Days  |  Sat Info
ORSTED25635U96º840638100 Track  |  5 Days  |  Sat Info
SUNSAT (SO-35)25636U96º851642100 Track  |  5 Days  |  Sat Info
WIRE25646U97º36736492 Track  |  5 Days  |  Sat Info
ABRIXAS25721U48º51748995 Track  |  5 Days  |  Sat Info
TERRIERS25735U97º49648994 Track  |  5 Days  |  Sat Info
FUSE 125791U25º760745100 Track  |  5 Days  |  Sat Info
CXO25867U68º14129475253809 Track  |  5 Days  |  Sat Info
CLEMENTINE25978U98º61960397 Track  |  5 Days  |  Sat Info
XMM-NEWTON25989U61º101588195372873 Track  |  5 Days  |  Sat Info
TERRA25994U98º70470199 Track  |  5 Days  |  Sat Info
ACRIMSAT26033U98º71167299 Track  |  5 Days  |  Sat Info
IMAGE26113U92º452851588854 Track  |  5 Days  |  Sat Info
CLUSTER II-FM626410U131º13113017523259 Track  |  5 Days  |  Sat Info
CLUSTER II-FM726411U131º13101917793257 Track  |  5 Days  |  Sat Info
CLUSTER II-FM526463U132º13001828363258 Track  |  5 Days  |  Sat Info
CLUSTER II-FM826464U125º13146013293256 Track  |  5 Days  |  Sat Info
MEGSAT-126546U65º63259997 Track  |  5 Days  |  Sat Info
HETE-226561U59556296 Track  |  5 Days  |  Sat Info
MUNIN26621U95º1794701110 Track  |  5 Days  |  Sat Info
ODIN26702U98º58357696 Track  |  5 Days  |  Sat Info
TIMED26998U74º61761597 Track  |  5 Days  |  Sat Info
RHESSI27370U38º56854996 Track  |  5 Days  |  Sat Info
INTEGRAL27540U82º15817644834308 Track  |  5 Days  |  Sat Info
FEDSAT27598U98º805792101 Track  |  5 Days  |  Sat Info
WEOS27599U98º804789101 Track  |  5 Days  |  Sat Info
MICRO LABSAT27600U98º803787101 Track  |  5 Days  |  Sat Info
CORIOLIS27640U99º841821102 Track  |  5 Days  |  Sat Info
CHIPSAT27643U94º58256796 Track  |  5 Days  |  Sat Info
SORCE27651U40º64060497 Track  |  5 Days  |  Sat Info
GALEX27783U29º69769199 Track  |  5 Days  |  Sat Info
MOST27843U99º832818101 Track  |  5 Days  |  Sat Info
QUAKESAT27845U99º830818101 Track  |  5 Days  |  Sat Info
AAU CUBESAT27846U99º828815101 Track  |  5 Days  |  Sat Info
SCISAT 127858U74º65263998 Track  |  5 Days  |  Sat Info
KAISTSAT 427945U98º69267498 Track  |  5 Days  |  Sat Info
GP-B28230U90º64464098 Track  |  5 Days  |  Sat Info
DEMETER28368U98º66165998 Track  |  5 Days  |  Sat Info
DOUBLESTAR (TC-2)28382U89º38096383680 Track  |  5 Days  |  Sat Info
SWIFT28485U21º59957996 Track  |  5 Days  |  Sat Info
SUZAKU (ASTRO-EII)28773U31º56855996 Track  |  5 Days  |  Sat Info
AKARI (ASTRO-F)28939U98º70669699 Track  |  5 Days  |  Sat Info
FORMOSAT-3 FM629047U72º837765101 Track  |  5 Days  |  Sat Info
FORMOSAT-3 FM129048U72º833769101 Track  |  5 Days  |  Sat Info
FORMOSAT-3 FM529049U72º826776101 Track  |  5 Days  |  Sat Info
FORMOSAT-3 FM329050U72º75067499 Track  |  5 Days  |  Sat Info
FORMOSAT-3 FM429051U72º851751101 Track  |  5 Days  |  Sat Info
FORMOSAT-3 FM229052U72º829773101 Track  |  5 Days  |  Sat Info
CLOUDSAT29107U98º70370299 Track  |  5 Days  |  Sat Info
CALIPSO29108U98º70370199 Track  |  5 Days  |  Sat Info
HINODE (SOLAR-B)29479U98º69567298 Track  |  5 Days  |  Sat Info
SJ-6C29505U98º59959297 Track  |  5 Days  |  Sat Info
SJ-6D29506U98º60059597 Track  |  5 Days  |  Sat Info
COROT29678U90º904897103 Track  |  5 Days  |  Sat Info
AIM31304U98º59858296 Track  |  5 Days  |  Sat Info
FGRST (GLAST)33053U26º56154196 Track  |  5 Days  |  Sat Info
KORONAS-FOTON33504U82º56153996 Track  |  5 Days  |  Sat Info
TATIANA 235868U99º822815101 Track  |  5 Days  |  Sat Info
UGATUSAT35869U99º822815101 Track  |  5 Days  |  Sat Info
SUMBANDILA (SO-67)35870U97º50550095 Track  |  5 Days  |  Sat Info
WISE36119U98º52952695 Track  |  5 Days  |  Sat Info
SDO36395U28º35799357741436 Track  |  5 Days  |  Sat Info
CRYOSAT 236508U92º72771099 Track  |  5 Days  |  Sat Info


Satellites Orbital Parameters

The table above shows the main parameters and information available for this satellite.

Satellite: This column shows the name of the object in orbit. In some cases the official name ends with the words R/B, meaning that it is a piece or any stage from some rocket booster.

Norad: North American Aerospace Defense Command, the Air Defence Command of the United States, responsible for the catalogue of objects in orbit. The number indicates the record of the satellite in the Norad archives.

Inclination: Angle formed between the orbit of the satellite and terrestrial line of the equator. Satellites with inclination of 0 degrees follow the equator line and are called equatorial orbit satellites. When the inclination is 90 degrees its orbit crosses the terrestrial poles and are called polar orbiting satellites. When the inclination is less or equal latitude of the place of observation, the satellite be seen directly if conditions permit.

Apogee: Maximum distance that the object is far from the center of the Earth.

Perigee: Highest approchement between the object and the center of the Earth. The figures shown already discounting the radius of the Earth, 6378 Km. One Perigee value equal to the value of Apogee indicates a circular orbit satellite.

Period: Value in minutes that a satellite takes to complete one orbit of perigee to perigee. Satellites in polar orbit, positioned at 800 km in altitude will take approximately 102 minutes to complete one revolution. The International Space Station, 350 km above the surface, completes its orbit in 90 minutes.

The lower the altitude of a satellite, more speed he needs to keep in orbit and not re-enters the atmosphere.

Geostationary satellites have a period of approximately 1436 minutes with inclination of 0 degrees (equatorial orbit). Because this is the same time it takes Earth to complete one turn on its axis, geostationary satellites appear static on the same geographic point. To this happens the satellite should be positioned about 36 thousand kilometers in altitude.

Note and Frequency: Filled with additional information where possible. The frequencies shown, when provided, are those captured by enthusiasts or informed by the official organizations of disclosure.

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