C.D.S. - SIMBAD4 rel 1.8 - 2024.06.30CEST11:14:54 BC Cygni -------- Object V* BC Cyg --- s*r --- OID=@2954302 (@@61566,3) --- coobox=20438 Coordinates(ICRS,ep=J2000,eq=2000): 20 21 38.5478957040 +37 31 58.925226936 (Opt ) A [0.0338 0.0453 90] 2020yCat.1350....0G Coordinates(FK4,ep=B1950,eq=1950): 20 19 46.6145694932 +37 22 21.906925389 Coordinates(Gal,ep=J2000,eq=2000): 075.8451314869830 +00.4084312121508 hierarchy counts: #parents=0, #children=0, #siblings=0 Proper motions: -3.710 -6.307 [0.048 0.058 90] A 2020yCat.1350....0G Parallax: 0.576 [0.05] A 2020yCat.1350....0G Radial Velocity: -22.85 [0.45] A 2018yCat.1345....0G Redshift: -0.000076 [0.000002] A 2018yCat.1345....0G cz: -22.85 [0.45] A 2018yCat.1345....0G Flux B : 14.61 [~] C 2002yCat.2237....0D Flux V : 11.30 [~] C 2002yCat.2237....0D Flux G : 6.540503 [0.006055] C 2020yCat.1350....0G Flux J : 1.96 [~] C 2002yCat.2237....0D Flux H : 0.77 [~] C 2002yCat.2237....0D Flux K : 0.25 [~] C 2002yCat.2237....0D Spectral type: M3.5Ia C 1977ApJ...218..181F Morphological type: ~ ~ ~ Angular size: ~ ~ ~ (~) ~ ~ Identifiers (26): Gaia DR3 2060971294293250944 TIC 13325866 AAVSO 2017+37A AG+37 1969 AN 75.1911 BD+37 3903 DO 18917 GCRV 12716 GEN# +0.03703903 GSC 03152-01032 HIC 100404 HIP 100404 IRAS 20197+3722 IRC +40409 JP11 159 PPM 84789 RAFGL 2560 TYC 3152-1032-1 UBV M 2807 V* BC Cyg 2MASS J20213855+3731589 Cl Berkeley 87 78 SV* HV 3339 UCAC2 45060141 WEB 18123 Gaia DR2 2060971294293250944 Bibcodes 1850-2024 () (166): 2023A&A...674A..15L 2023A&A...678A.106L 2021A&A...646A.180K 2021AJ....161...75C 2021ApJS..254...42B 2020A&A...644A..62C 2020ApJ...902...24D 2020MNRAS.493..468D 2020MNRAS.493.2339M 2019A&A...623A..72K 2019AJ....158...20M 2019ApJ...871..116S 2019ApJS..244....2K 2019MNRAS.487.4832C 2018A&A...618A..58M 2017A&A...598A.108L 2017MNRAS.472.3887M 2016A&A...591A.118S 2016A&A...595A.105D 2016MNRAS.461.3296N 2014A&A...566A.124L 2012A&A...548A..79A 2012BaltA..21..531L 2012MNRAS.427..343M 2012MNRAS.427.3209J 2011A&A...526A.156M 2011MNRAS.410..190T 2010A&A...514A...2I 2010A&A...515A.111S 2010AN....331..349H 2010ApJ...712..763O 2010ApJ...715.1327S 2009A&A...498..127V 2009JRASC.103...11P 2008JAVSO..36...90M 2008JAVSO..36..145P 2007A&A...469..671J 2007A&A...474..653V 2006ApJ...638..472S 2006ApJS..167..239M 2006AstL...32..759G 2006MNRAS.372.1721K 2006PASP..118.1533T 2005A&A...431..773R 2005ApJ...628..973L 2005JRASC..99U.143R 2005MNRAS.363.1111C 2004ApJS..151..387I 2004SSRv..112....1G 2003A&A...397..997P 2003A&A...399.1167P 2003ApJ...594..483S 2003ApJ...597..323B 2003JAVSO..31..160T 2003MNRAS.343..143C 2003PASJ...55..229N 2002A&A...386..492R 2002ApJS..138...35H 2002MmSAI..73..920G 2002yCat.2237....0D 2001A&A...375..539C 2001AJ....121.3224M 2001ApJ...558..194P 2001BaltA..10..589A 2000A&A...357..225J 2000A&AS..143..269S 2000A&AS..146..251B 2000A&AS..146..437S 2000MmSAI..71..687B 1998A&A...339...75P 1998AJ....116..981V 1998Ap&SS.255..197N 1998Ap&SS.255..377D 1998ApJ...500..280F 1998ApJS..119..141S 1998MNRAS.301.1083S 1997A&A...323L..49P 1997A&A...325..178P 1997A&A...325..255B 1997Ap&SS.251..343P 1997ApJS..112..557K 1997PASP..109.1085S 1996ApJ...457..267S 1996MmSAI..67..289G 1995A&AS..114..269D 1995MNRAS.274..808C 1995PASP..107..691I 1994AZh....71..515L 1993ApJ...405..706O 1992A&AS...94..211G 1992A&AS...96..593L 1992AJ....104..377D 1991A&A...252..590P 1991MmSAI..62..933P 1990A&A...231..431A 1990ApJS...73..769J 1990MNRAS.246..169P 1989AJ.....97.1120S 1989AJ.....97.1763B 1989AJ.....98..931V 1989AcA....39..323P 1989ApJS...69..831W 1989TarOT..94....1N 1988A&AS...72..259D 1988AJ.....95..141S 1988AJ.....96..337K 1988AJ.....96.1884H 1988AZh....65.1250Y 1988ApJ...331..932T 1988MNRAS.235..603S 1987AJ.....93..938K 1986AJ.....92..412W 1986ApJ...304..394Z 1985Afz....22..335V 1985ApJS...57...91E 1985Obs...105..229S 1984Afz....20..239A 1984ApJ...285..637B 1983AJ.....88..666K 1983ApJ...269..335H 1983IBVS.2337....1E 1983MNRAS.203..955H 1982AJ.....87..131P 1982ApJ...263..736L 1982MNRAS.200..197R 1982PASP...94..789T 1982PASP...94..835H 1981A&A....97L...5P 1981AJ.....86.1930B 1981ApJ...249L..55E 1981PZP.....4...85B 1979ApJ...228L.115K 1978A&AS...34..409S 1978AJ.....83...36D 1978ApJ...220...75F 1978ApJ...220..442A 1978ApJ...222..209W 1978ApJ...226..151M 1978ApJS...38..309H 1977ApJ...218..181F 1976AJ.....81..641K 1975ApJ...201L..81H 1973ApJ...186..193M 1972A&A....16..329G 1972A&A....17..385W 1972A&A....21..239H 1972PASP...84..373S 1972PASP...84..613N 1971AJ.....76..231G 1971ApJ...165..285G 1970A&A.....9..259W 1970ApJ...161L.213G 1970ApJ...161L.219G 1970ApJ...162..217L 1969MmSAI..40..375R 1969PASP...81..887G 1959JO.....42...33P 1958ApJ...128..510N 1957BAICz...8..166S 1956ApJ...124..346C 1954AJ.....59..396B 1954ApJ...120..478N 1953GCRV..C......0W 1941PASP...53..290S 1911HarCi.167....0F 1899ApJ.....9..119D Measures (distance:2 Fe_H:1 ISO:3 MK:9 PLX:5 PM:5 V*:4 velocities:6 ): distance:2Fe_H:1ISO:3MK:9PLX:5PM:5V*:4velocities:6 Notes (0) : 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