PDS_VERSION_ID = PDS3 RECORD_TYPE = STREAM LABEL_REVISION_NOTE = "2006-04-26 A.C.Raugh Rewritten from scratch for revised data" OBJECT = INSTRUMENT_HOST INSTRUMENT_HOST_ID = ASTR OBJECT = INSTRUMENT_HOST_INFORMATION INSTRUMENT_HOST_NAME = "IHW ASTROMETRY NETWORK" INSTRUMENT_HOST_TYPE = "EARTH BASED" INSTRUMENT_HOST_DESC = " Instrument Host Overview ======================== The International Halley Watch was an international effort to coordinate ground-based observations of comet 1P/Halley during its 1986 apparitions, in order to maximize the benefits of ground-based observations and to support the various international flight missions to the comet. The IHW was divided into several disciplines networks, each headed by one or more discipline specialists. The Astrometry Network is one of these discipline networks. The discipline specialists for Astrometry were: Donald K. Yeomans Jet Propulsion Laboratory Richard M. West European Southern Observatory Robert S. Harrington U.S. Naval Observatory Brian G, Marsden Harvard-Smithsonian Center for Astrophysics The goal of the Astrometry Network as to coordinate and archive astrometric observations of 1P/Halley. These data were fed to the orbit determination center at JPL, and the resulting orbit and ephemeris information forwarded to observers and flight missions around the globe. 430 observers working at 148 different observatories contributed observations to the final archive Observatories ============= 148 observatories were involved in this effort. They are identified by system code in the data tables. Following is a list of the system codes: ASTROMETRY DISCIPLINE ___________________________________________________________ SYSTEM OBSERVATORY LOCATION ___________________________________________________________ 15030000 Cambridge England,U.K. 15860000 Pic Du Midi France 15010000 Royal Greenwich Obs. Herstmonceux, England,U.K. 15760000 Burwash England,U.K. 15020000 Colchester England,U.K. 10060000 Fabra Obs. Barcelona,Spain 10910000 St. Etienne France 10120000 Uccle Obs. Uccle,Brussels, Belgium 15090000 La Seyne Sur Mer France 15750000 La Chaux De Fonds Switzerland 10170000 Hoher List Obs. Hoher List,Federal Republic of Germany 10100000 CERGA Caussols,France 10200000 Nice France 10260000 Berne-Zimmerwald Berne, Switzerland 15770000 Metzerlen Obs. Switzerland 10220000 Pino Torinese Torino, Italy 10900000 Mainz Fed. Republic of Germany 10240000 State Obs.at Heidelberg, Federal Konigstuhl Republic of Germany 10960000 Merate Italy 15280000 Gottingen Fed. Republic of Germany 15650000 Brescia Italy 15740000 Gottolengo Italy 15710000 Cavriana Italy 15520000 Osservatorio Bologna, Italy San Vittore 10980000 Cima Ekar Padua, Italy Asiago Astrophys. Obs. 10330000 Karl Schwarzschild Tautenburg, German Obs. Democratic Republic 15670000 Chions Italy 15440000 Wilhelm Foerster Obs. Berlin, Federal Republic of Germany 10460000 Klet Obs. Ceske Budejovice, Czechoslovakia 15800000 Graz Austria 15620000 Figl Obs. Vienna, Austria 10450000 Vienna (since 1879) Austria 10470000 Poznan Poland 10490000 Uppsala-Kvistaberg Uppsala, Sweden 10510000 Cape of Good Hope South Africa 10920000 Torun-Piwnice Obs. Poland 15530000 Chorzow Poland 15550000 Cracow-Fort Skala Poland 15610000 Piszkesteto Hungary 10560000 Skalnate Pleso Obs. Skalnate Pleso, Czechoslovakia 10930000 Skibotn Obs. Skibotn, Norway 10570000 Belgrade Yugoslavia 10610000 Uzhgorod U.S.S.R. 10630000 Turku-Tuorla Finland 15810000 Sedgefield Obs. South Africa 10690000 Baldone (near Riga) U.S.S.R. 10710000 Sofia Bulgaria 10990000 Lahti Finland 10730000 Bucharest Romania 10750000 Tartu U.S.S.R. 15830000 Odessa - Mayaki U.S.S.R. 10840000 Pulkovo Obs. Leningrad, U.S.S.R. 10830000 Centr. Astrophys. Obs. Golosseevo-Kiev, U.S.S.R. 10850000 Kiev University Obs. Kiev, U.S.S.R. 10870000 Helwan Egypt 10890000 Nikolaev U.S.S.R. 10940000 Crimea-Simeis U.S.S.R. 10950000 Crimea-Nauchnij U.S.S.R. 11010000 Kharkov U.S.S.R. 11020000 Zvenigorod U.S.S.R. 11050000 Moscow U.S.S.R. 11150000 Zelenchukskaya U.S.S.R. 11140000 Engelhardt Obs. Zelenchuk Stn., U.S.S.R. 11190000 Abastuman U.S.S.R. 11230000 Byurakan U.S.S.R. 11290000 Ordubad U.S.S.R. 11360000 Engelhardt Obs. Kazan, U.S.S.R. 11680000 Kourovskaya U.S.S.R. 11860000 Kitab U.S.S.R. 11880000 Majdanak U.S.S.R. 11900000 Gissar U.S.S.R. 11910000 Dushanbe U.S.S.R. 11930000 Sanglok U.S.S.R. 11920000 Tashkent U.S.S.R. 12100000 Alma-Ata U.S.S.R. 12140000 Kazakh Astrophy. Inst. U.S.S.R. Coronal Sta. 12170000 Assah U.S.S.R. 12190000 Japal-Rangapur Obs. Japal, India 12860000 Yunnan Obs. Kunming, China 13050000 Purple Mt. Obs. Hainan Island Station, China 13120000 Xisha Islands South China Sea (Paracel Is.) 13230000 Perth Obs. Bickley, Western Australia, Australia 13240000 Beijing Obs. Shaho Station, China 13300000 Purple Mountain Obs. Nanking, China 13340000 Qingdao China 13370000 Zo-Se China 13710000 Tokyo-Okayama Japan 13720000 Geisei Japan 13780000 Murou Japan 18810000 Toyota Japan 13810000 Tokyo-Kiso Japan 13790000 Hamamatsu Japan 18920000 YGCO Hoshikawa and Japan Nagano Stations 18890000 Karasuyama Japan 13910000 Sendai Obs. Ayashi Stn., Ayashi, Japan 18930000 Sendai Municipal Obs. Sendai, Japan 13920000 JCPM Sapporo Station Sapporo, Japan 13970000 Sapporo Science Center Sapporo, Japan 13960000 Asahikawa Japan 13990000 Kushiro Japan 14140000 Mount Stromlo A.C.T., Australia 14150000 Kambah (near Canberra) New South Wales, Australia 14130000 Siding Spring Obs. New South Wales, Australia 14200000 Sydney New South Wales, Australia 14250000 Taylor Range Obs. Brisbane, Queensland, Australia 14740000 Mount John Obs. Lake Tekapo, New Zealand 14830000 Carter Obs. Black Birch Station, New Zealand 15680000 Mauna Kea Hawaii, U.S.A. 16560000 Near Victoria British Columbia, Canada 16570000 Victoria British Columbia, Canada 16620000 Lick Obs. Mount Hamilton, California, U.S.A. 16750000 Palomar Mountain California, U.S.A. 16910000 Steward Obs. Kitt Peak, Tuscon, Arizona, U.S.A. 16950000 Kitt Peak National Obs.Tucson, Arizona, U.S.A. 16880000 Lowell Obs. Anderson Mesa, Arizona, U.S.A. 16860000 U. Of Minn. Ir Obs. Mt.Lemmon, Arizona,U.S.A. 16930000 Catalina Station Tucson, Arizona, U.S.A. 17070000 Chamberlin Field Stn. Bailey, Colorado, U.S.A. 17110000 McDonald Obs. Fort Davis, Texas, U.S.A. 17710000 Boyeros Habana, Cuba 17810000 Quito Ecuador 17820000 Comet Astrographic Stn.Quito, Ecuador 17880000 Mount Cuba Obs. Greenville, Delaware, U.S.A. 12930000 Burlington New Jersey, U.S.A. (Remote Site) 17920000 University of Rhode Is.Quonochontaug, Rhode Island, U.S.A. 18010000 Obs.Ridge Observatory Harvard, Massachusetts, U.S.A. 13020000 U. Of The Andes Venezuela Astronomical Sta. 18050000 Santiago-Cerro El RobleChile 13030000 Merida Venezuela 18070000 Cerro Tololo Obs. La Serena, Chile 18090000 European Southern Obs. La Silla, Chile 18080000 El Leoncito Argentina 18200000 Tarija Bolivia 18210000 Cordoba-Bosque Alegre Argentina 18220000 Cordoba Argentina 19500000 La Palma Canary Islands 14910000 Centro Astronomico Yebes, Spain De Yebes 14820000 St. Andrews Scotland,U.K. 19800000 Lancaster England,U.K. 19840000 Eastfield England,U.K. 14930000 Centro Astronomico Calar Alto, Spain Hispano-Aleman 19930000 Woolston Obs. England,U.K. 14940000 Stakenbridge England,U.K. 19780000 Conder Brow England,U.K. 19760000 Leamington Spa England,U.K. 19960000 Oxford England,U.K. 19790000 South Wonston England,U.K. 19750000 Valencia Spain __________________________________________________________" END_OBJECT = INSTRUMENT_HOST_INFORMATION OBJECT = INSTRUMENT_HOST_REFERENCE_INFO REFERENCE_KEY_ID = "JPL D-400-450" END_OBJECT = INSTRUMENT_HOST_REFERENCE_INFO END_OBJECT = INSTRUMENT_HOST END