CASTOR SATELLITE CATALOGUE

CSC

This is a page of interesting statistics about the CASTOR Satellite Catalogue. Most of the entries are self-explanatory.

GLOBAL STATISTICS

Total number of images obtained from January 1, 2007 to present: 161,341
Total number of satellites in the CASTOR Satellite Catalogue: 4,259
Percentage of the currently known total number of satellites in orbit: 24.1%
   
Total number of satellites detected in 2007 (Sputnik 50th Anniversary): 2,053
Total number of images obtained in 2007: 49,150
   
Total number of satellites detected in 2008: 16
Total number of images obtained in 2008: 518
   
Total number of satellites detected in 2009 (Intl. Year of Astronomy): 1,084
Total number of images obtained in 2009: 41,922
   
Total number of satellites detected in 2010: 348
Total number of images obtained in 2010: 28,147
   
Total number of satellites detected in 2011: 529
Number of images obtained in 2011: 20,339
   
Number of satellites detected in 2012: 48
Number of images obtained in 2012: 12,000
   
Number of satellites detected in 2013-2017: 161
Number of images obtained in 2013-2017: 9,265
   
Number of unique satellite owners represented in catalogue: 56
Number of unique countries represented in catalogue: 45

THE BEST AND THE BRIGHTEST

Nearest satellite detected: Fitsat (Niwaka) Cubesat (Japan): ~200 km from Detector
Furthest satellite detected: ASTRON Payload (Russia): 196,000 km from Detector
Oldest satellite detected: Explorer 7 Payload (USA) (NORAD #00022) - Launched Oct 13, 1959
Newest satellite detected: FIA Radar 4 (NORAD #41334) - Launched February 10, 2016
Brightest satellite detected: Iridium 67 Payload (USA) - magnitude -6 flare - PA=69o.1
Faintest satellite detected: Sakura 1A (CS-1A) Payload (Japan) - magnitude ~+18 - PA=19o.0
Largest Satellite Detected: International Space Station (ISS) (International)
Smallest Satellite Detected: Most likely one of 4 pieces of Iridium 33 collision debris (USA)
Satellite Most Imaged: Molniya 2-10 - 636 Images (For Statistical Orbit Determination)
Satellites Least Imaged: All Satellites not in this Catalogue
Most exciting satellites detected: Alouette 1 / Alouette 2 (Canada)
Anik A1 (Canada)
AsiaSat 3 (Asia)
Chandra X-Ray Observatory (USA)
Cosmic Background Explorer (COBE) (USA)
CTS (Hermes) (Canada)
Explorer 7 (USA)
Fengyun 1C Debris (China) (x2)
Hipparcos (USA)
Hubble Space Telescope (USA)
IntelSat 2-F1 (Blue Bird) (USA)
International Space Station (Intl)
Iridium 33 Debris (USA) (x4)
Midcourse Space Experiment (MSX) (USA)
Molniya 1-75 (Russia)
Molniya 2-10 (Russia)
Oscar-7 (AO-7)
RadarSat 1 / RadarSat 2 (Canada)
Space Shuttle Atlantis / Endeavor (USA)
Telstar 1 / Telstar 2 (USA)
Westford Needles (USA) (x2)
Least exciting satellite detected: None: All of them are exciting!

SATELLITE ORBIT CATEGORY

Total number of LEO satellites detected: 2,259
Percentage of the CASTOR Satellite Catalogue: 53.6%
Percentage of estimated known number of orbiting LEOs: 19.2%
Total number of MEO satellites detected: 1,141
Percentage of the CASTOR Satellite Catalogue: 27.1%
Percentage of estimated known number of orbiting MEOs: 51.8%
Total number of GEO satellites detected: 764
Percentage of the CASTOR Satellite Catalogue: 18.1%
Percentage of the estimated known number of orbiting GEOs: 66.8%
Total number of HEO satellites detected: 23
Percentage of the CASTOR Satellite Catalogue: 0.550%
Percentage of the estimated known number of orbiting HEOs: 82.1%


SATELLITE TYPE

Total number of payloads detected: 2,210
Percentage of the CASTOR Satellite Catalogue: 53.7%
Percentage of the estimated known number of orbiting payloads: 58.5%
Total number of rocket bodies detected: 1,489
Percentage of the CASTOR Satellite Catalogue: 36.2%
Percentage of the estimated known number of orbiting rockets: 75.4%
Total number of debris detected: 231
Percentage of the CASTOR Satellite Catalogue: 5.60%
Percentage of the estimated known number of orbiting debris: 2.08%
Total number of uncorrelated satellites detected:

153
Percentage of the CASTOR Satellite Catalogue: 3.74%
Total number of duplicate satellite entries: 5
Percentage of the CASTOR Satellite Catalogue: 0.123%
Total number of non-existent satellites in catalogue: 27
Percentage of the CASTOR Satellite Catalogue: 0.665%


SATELLITE STATUS

Estimated number of currently active catalogued satellites: 435
Estimated number of currently inactive catalogued satellites: 2,944
Estimated number of catalogued satellites whose orbits are decaying: 49
Total number of catalogued satellites whose orbits have decayed: 121
Total number of catalogued satellites of currently unknown status: 549
Total number of duplicate satellite detections 5
Total number of verified non-existent satellite detections 27


SATELLITE COMMON NAME
 
AMC Payload (USA): 15   Minotaur Rocket (USA): 4
AMS Payload (USA): 3   Molniya Payload (Russia): 53
Anik Payload (Canada, et. al.): 16   N Rocket (Japan): 6
ArabSat Payload (ArabSat Corp.) 6   Nadezhda Payload (Russia): 7
Ariane Rocket (France): 99   Nahuel Payload (Argentina): 3
Ariane Rocket Debris (France): 36   NATO Payload (NATO): 7
Atlas Rocket (USA): 73   NavStar Payload (USA): 53
ATS Payload (USA): 3   Nimbus Payload (USA): 5
Aureole Payload (France): 3   Nimiq Payload (Canada): 4
Block DM-SL Rocket (Sea Launch Corp.): 25   NOAA Payload (USA): 17
BrazilSat Payload (Brazil) 6   NOSS Payload (USA): 45
Breeze-M Rocket (Russia): 42   NSS Payload (Netherlands-USA): 5
Breeze-M Debris (Fuel Tank) (Russia): 48   OKEAN Payload (Russia): 5
BS Rocket (Japan): 3   OPS Payload (USA): 47
B-SAT Payload (Japan): 3   Optus Payload (Australia): 4
CartoSat Payload (India): 3   OrbComm Payload (OrbComm Corp.): 36
CBERS Payload (China / Brazil): 3   OrbView Payload (USA): 3
Cluster II Payload (Europe): 4   Oscar Payload (International-USA): 6
ComStar Payload (USA): 3   OV Payload (USA): 6
Cosmos Payload (Russia): 786   Palapa Payload (Indonesia): 4
CZ Rocket (P.R. of China): 47   Pegasus Rocket (USA): 11
Delta Rocket (USA): 105   PSLV Rocket (India): 12
Diamant Rocket (France): 3   Radio Payload (Russia): 4
DirecTV Payload (USA): 13   Raduga Payload (Russia): 12
DMSP Payload (USA): 21   Resurs Payload (Russia): 3
DSCS Payload (USA): 8   Rubin Payload (Germany): 5
DSCS Rocket (USA): 7   Sakura Payload (Japan): 3
DSP Payload (USA): 12   Sar Lupe Payload (Germany): 3
DSP Rocket (USA): 12   SatCom Payload (USA): 11
EchoStar Payload (USA): 13   SBS payload (USA): 6
Ekran Payload (Russia): 11   Scout Rocket (USA): 16
ERS Payload (Europe): 2   SDS Payload (USA): 3
EuTelSat Payload (EuTelSat Corp.): 9   Sirius Payload (USA): 4
Explorer Payload (USA): 11   SJ Payload (P.R. of China): 10
Express Payload (Russia): 5   SkyMed Payload (Italy): 4
Fengyun Payload (P.R. of China): 7   SkyNet Payload (United Kingdom): 6
FleetSatCom Payload (USA): 3   SL-3 Rocket (Russia): 51
Fregat Rocket (Russia): 7   SL-4 Rocket (Russia): 1
Galaxy Payload (USA): 25   SL-6 Rocket (Russia): 116
GGSE Payload (USA): 5   SL-8 Rocket (Russia): 281
Giove Payload (Europe): 2   SL-8 Rocket Debris (Russia): 2
GlobalStar Payload (GlobalStar Corp.): 68   SL-11 Rocket (Russia): 1
Glonass Payload (Russia): 116   SL-12 Rocket (Russia): 191
GOES Payload (USA): 14   SL-12 Auxiliary Motor (Russia): 51
Gonets Payload (Russia): 6   SL-12 Rocket Debris (Russia): 12
Gorizont Payload (Russia): 25   SL-14 Rocket (Russia): 109
GStar Payload (USA): 4   SL-14 Rocket Debris (Russia): 1
H Rocket (Japan): 20   SL-16 Rocket (Russia): 22
Himawari Payload (Japan): 5   SL-16 Rocket Debris (Russia): 2
HispaSat Payload (Spain): 5   SL-18 Rocket (Russia): 1
InMarSat Payload (InMarSat Corp.): 5   SL-19 Rocket (Russia): 7
InSat Payload (India): 6   SL-19 Rocket Debris (Russia): 1
IntelSat Payload (IntelSat Corp.): 46   SL-21 Rocket (Russia): 1
InterCosmos Payload (Russia): 3   SL-23 Rocket (Russia): 5
Iridium Payload (USA): 87   SL-23 Rocket Debris (Russia): 3
Iridium Debris (USA): 2   SL-24 Rocket (Russia): 11
IRS Payload (India): 8   SL-24 Rocket Debris (Russia): 8
ISS Debris (International): 2   SL-26 Rocket (Russia): 1
IUS Rocket (USA): 15   SpaceNet Payload (USA): 3
JB Payload (P.R. of China): 3   SpaceWay Payload (USA): 3
JC-Sat Payload (Japan): 3   SPOT Payload (France / USA): 5
Kiku Payload (Japan): 4   SuperBird Payload (Japan): 4
Lacrosse Payload (USA): 4   Taurus Rocket (USA): 4
Lageos Payload (USA / Italy): 2   TDRS Payload (USA): 5
LandSat Payload (USA): 5   TeleCom Payload (France): 7
LeaSat Payload (USA): 4   Telstar Payload (USA): 18
LeaSat Perigee Kick Motor (USA): 5   Themis Payload (USA): 3
Les Payload (USA): 3   Thor Rocket (USA): 39
M-5 Rocket (Japan): 3   Thorad Rocket (USA): 6
Magion Payload (Czech Republic) 3   Tiros Payload (USA): 5
MaqSat Payload (France-Europe-USA): 4   Titan Rocket (USA): 21
MariSat Payload (USA): 3   Transit Payload (USA): 14
Meridian Payload (Russia) 4   UFO Payload (USA): 5
Meteor Payload (Russia): 47   USA Payload (USA): 6
MeteoSat Payload (Europe): 4   WeStar Payload (USA): 5
MeteoSat Apogee Kick Motor (Europe): 4   XM Payload (USA): 5
Midas Payload (USA): 5   Yaogan Payload (P.R. of China): 7
MilStar Payload (USA): 3      

SATELLITE OWNER

Russia (Soviet Union or CIS): 2,001   Czech Republic: 4
United States of America (USA): 1,117   Israel: 4
France: 169   NATO: 4
Unknown Origin: 153   Netherlands: 4
People's Republic of China: 126   Saudi Arabia: 4
Japan: 100   China / Brazil: 3
GlobalStar Corporation: 69   International: 3
IntelSat Corporation: 45   Thailand: 3
India: 37   Turkey: 3
OrbComm Corporation: 36   Egypt: 2
Europe: 33   France / Germany: 2
False Detections: 27   Luxembourg: 2
Canada: 26   Switzerland: 2
Sea Launch Corporation: 25   Algeria: 1
Germany: 20   AsiaSat Corporation: 1
EuTelSat Corporation: 14   Estonia: 1
United Kingdom: 13   Greece: 1
Italy: 10   Hungary: 1
Spain: 10   Iran: 1
Brazil: 8   New ICO Corporation: 1
Mexico: 7   Norway: 1
Sweden: 7   Pakistan: 1
Arab Sat Com Corporation: 6   Philippines: 1
Argentina: 6   Singapore / Taiwan: 1
Australia: 6   South Africa: 1
Indonesia: 6   Taiwan (Republic of China): 1
Duplications: 5   United Arab Emirates: 1
InMarSat Corporation: 5   USA / Brazil: 1
South Korea: 5   Venezuela: 1


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CASTOR Satellite Catalogue Statistics Was Last Modified On June 16, 2017