C.D.S. - SIMBAD4 rel 1.8 - 2024.04.17CEST00:28:36 * eta Aql --------- Object * eta Aql --- cC* --- OID=@2660923 (@@60379,0) --- coobox=19978 Coordinates(ICRS,ep=J2000,eq=2000): 19 52 28.3689223781 +01 00 20.371980515 (Opt ) A [0.1507 0.1131 90] 2020yCat.1350....0G Coordinates(FK4,ep=B1950,eq=1950): 19 49 55.5290752762 +00 52 33.343733431 Coordinates(Gal,ep=J2000,eq=2000): 040.9343315128899 -13.0726458932619 hierarchy counts: #parents=0, #children=0, #siblings=0 Proper motions: 8.890 -8.322 [0.177 0.136 90] A 2020yCat.1350....0G Parallax: 3.6715 [0.1942] A 2020yCat.1350....0G Radial Velocity: 10.82 [0.55] A 2022yCat.1355....0G Redshift: 0.000036 [0.000002] A 2022yCat.1355....0G cz: 10.82 [0.55] A 2022yCat.1355....0G Flux U : 5.12 [~] C 2002yCat.2237....0D Flux B : 4.61 [~] C 2002yCat.2237....0D Flux V : 3.80 [~] C 2002yCat.2237....0D Flux G : 3.747671 [0.014172] C 2022yCat.1355....0G Flux I : 3.030 [~] D 2006MNRAS.369..723N Flux J : 2.353 [0.202] D 2003yCat.2246....0C Flux H : 1.886 [0.196] D 2003yCat.2246....0C Flux K : 1.794 [0.216] D 2003yCat.2246....0C Spectral type: F6Iab+B9.8V C 2013AJ....146...93E Morphological type: ~ ~ ~ Angular size: ~ ~ ~ (~) ~ ~ Identifiers (42): HIP 97804 Gaia DR3 4240272953377646592 WISEA J195228.37+010020.5 WISE J195228.43+010020.5 UCAC4 456-103989 Gaia DR2 4240272953376907648 TIC 111010123 PLX 4679 * 55 Aql * eta Aql AAVSO 1947+00 AG+00 2415 BD+00 4337 FK5 746 GC 27517 GCRV 12220 GEN# +1.00187929 GSC 00480-03027 HD 187929 HIC 97804 HR 7570 IRAS 19499+0052 IRC +00457 N30 4395 PMC 90-93 531 PPM 168843 RAFGL 5437S ROT 2863 SAO 125159 SKY# 37213 TD1 25584 TYC 480-3027-1 UBV 21297 V* eta Aql YZ 0 5001 2MASS J19522835+0100203 PLX 4679.00 uvby98 100187929 WEB 17207 ** KRV 27A ** EVS 2A WDS J19525+0100A Bibcodes 1850-2024 () (672): 2023A&A...671A..14N 2023A&A...671A..27A 2023A&A...674A..17R 2023AJ....165...41B 2023AJ....166..268B 2023ApJ...944...62F 2023ApJS..264...42W 2023MNRAS.522.2777M 2023PASJ...75..269T 2022A&A...659A.167R 2022A&A...661A.104D 2022AJ....163..282B 2022ApJ...927....8O 2022ApJ...938..153E 2022MNRAS.509.2885R 2022MNRAS.512.4021B 2021A&A...649A.112V 2021A&A...651A.113G 2021A&A...656A.102T 2021AJ....162...92E 2021AcA....71..205P 2021ApJ...913...38B 2021ApJS..254...42B 2021MNRAS.502.2331B 2021MNRAS.504.3730C 2021MNRAS.508.1473D 2020A&A...633A..47H 2020A&A...635A..33G 2020A&A...640A.113G 2020AJ....160..136L 2020ApJ...900..157M 2020ApJ...905...81E 2020MNRAS.494.2254B 2020MNRAS.497.2175C 2020PASP..132d4301T 2020RNAAS...4...12P 2019A&A...623A..72K 2019A&A...623A.116K 2019A&A...623A.117K 2019A&A...631A..37B 2019AcA....69..305S 2019ApJ...883...58D 2019MNRAS.483.1574C 2019MNRAS.483.3636C 2019MNRAS.490.3158C 2019Sci...365..478S 2018A&A...616A..82P 2018A&A...616A..92N 2018A&A...616A.112S 2018A&A...619A...8G 2018AJ....155...30B 2018AJ....156..171L 2018AcA....68..315U 2018ApJ...852...78W 2018ApJ...861...36A 2018MNRAS.481L.115U 2017ApJ...842...42M 2017MNRAS.465.1601B 2017MNRAS.465.4335D 2017NatAs...1..690C 2016A&A...591A.118S 2016AJ....151...88B 2016AJ....151..129E 2016ApJ...824...74G 2016ApJ...825..124M 2016ApJ...826..171G 2016AstL...42..393U 2016MNRAS.455.1607C 2016MNRAS.459.1170S 2016MNRAS.461.1451G 2016MNRAS.463.1707A 2015A&A...580A..17G 2015A&A...580A..23P 2015A&A...584A..80M 2015AJ....150...13E 2015AJ....150...15S 2015ApJ...813...57N 2015MNRAS.447.3342B 2015MNRAS.449.3064B 2014A&A...566A..37G 2014A&A...567A..26L 2014A&A...567A..60G 2014A&A...569A..10D 2013A&A...550A..70G 2013AJ....146...93E 2013ApJ...766L...9C 2013ApJ...773....1J 2013AstL...39..851M 2013MNRAS.428.3252A 2013MNRAS.430..546D 2013MNRAS.432..769T 2013PASP..125.1056T 2012A&A...538A..24G 2012A&A...540A..76S 2012A&A...541A.134N 2012A&A...544A..31V 2012A&A...547A..62H 2012ApJ...747...50N 2012ApJ...759..146M 2012MNRAS.420.1590A 2012MNRAS.423..993J 2012MNRAS.427..343M 2012PASP..124..934A 2011A&A...525A..71W 2011A&A...534A..94S 2011AJ....141...42B 2011AJ....142...51L 2011BAVSM.215....1H 2011BAVSR..60...41H 2011IBVS.5984....1H 2011MNRAS.410..190T 2011MNRAS.413..942M 2011MNRAS.414.2602D 2011SerAJ.183....1J 2010A&A...515A.111S 2010A&A...516A..28V 2010A&A...516A..29V 2010AJ....139.1968E 2010AJ....140.1758T 2010AN....331..349H 2010ApJ...709..120M 2010ApJ...719..749R 2010ApJS..191..301A 2010MNRAS.402.1156W 2010MNRAS.408.1568K 2010MNRAS.408.2290G 2009A&A...495..195P 2009A&A...504..959K 2009BAVSM.202....1H 2009BAVSR..58..132K 2009MNRAS.393..229L 2009MNRAS.394.1338B 2009MNRAS.394.1620D 2009OEJV...97....1H 2008A&A...488...25G 2008A&A...490..613L 2008ApJ...674.1062K 2008ApJ...684..569N 2008ApJ...689L.137S 2008BAVSR..57..241H 2008MNRAS.389..869E 2008MNRAS.389.1336K 2008MNRAS.390.1762D 2008PASP..120.1282W 2008yCat.2285....0B 2007A&A...467..283L 2007A&A...469.1069B 2007A&A...471..661N 2007A&A...474..653V 2007A&A...474..975G 2007A&A...476...73F 2007A&A...476..863F 2007AJ....134.1089S 2007JAVSO..35..409W 2007JHA....38..365H 2007MNRAS.377..147L 2007MNRAS.379..723V 2007MNSSA..66..172S 2007PASP..119..398G 2006A&A...448..623K 2006A&A...457..575M 2006AJ....131.2256Y 2006AJ....132.1714P 2006AstL...32..759G 2006BAVSM.179....1H 2006JAVSO..34R.275W 2006MNRAS.369..723N 2006MmSAI..77..227K 2006MmSAI..77..253M 2006PASA...23...94D 2006PASP..118.1302H 2005A&A...431..773R 2005A&A...434.1201R 2005AJ....129..433K 2005AcA....55..247M 2005ApJ...627..224G 2005ApJ...629.1021C 2005ApJ...631..572B 2005ApJ...632..590M 2005ApJS..156..227B 2005BAVSR..54...92M 2005MNRAS.357..174D 2005MNRAS.362.1167P 2004A&A...413.1037K 2004A&A...415..531S 2004A&A...416..941K 2004A&A...420..655G 2004A&A...422..253R 2004A&A...423..327K 2004A&A...428..587K 2004A&G....45e..14E 2004AJ....128..343L 2004ApJ...604L.113K 2004ApJS..152..251V 2004BAVSM.171....1H 2004BAVSR..53..229M 2004MNRAS.349.1130N 2004MNRAS.353..903G 2004Msngr.117...53K 2003A&A...402..433L 2003A&A...404..423T 2003A&A...407..631B 2003AJ....126.2495S 2003AN....324..532A 2003AcA....53...63P 2003ApJ...589..968M 2003ApJ...590..483V 2003MNRAS.342L..58K 2003PASP..115.1250M 2003RMxAA..39....3A 2003RMxAA..39...89V 2003RPPh...66..789M 2002A&A...381...32A 2002A&A...386..492R 2002A&A...390.1033V 2002A&A...392L..17W 2002AJ....123.3380N 2002AJ....124.1213D 2002AJ....124.2931T 2002ApJ...573..330L 2002ApJS..140..465B 2002BAVSR..51..150M 2002PASP..114..475T 2002yCat.2237....0D 2001A&A...365..222G 2001A&A...367..521P 2001A&A...367..876K 2001A&A...371..908V 2001A&A...373..159C 2001AJ....121..476A 2001AJ....122.2017S 2001ARA&A..39..353Q 2001AcA....51..247P 2001BAVSM.143....1H 2001BaltA..10..589A 2001JAD.....7....4C 2001RMxAA..37...15G 2000A&A...356..849G 2000A&A...358..587K 2000A&A...360..642P 2000A&AS..143..211B 2000ApJ...543..972N 2000JAVSO..28..116T 2000MNRAS.314..420K 2000MNRAS.315..296A 2000NewA....4..625B 2000PASJ...52..113T 1999A&AS..139..245G 1999AJ....117.1890M 1999AJ....118.1073M 1999AJ....118.3032N 1999AcA....49..223U 1999ApJ...518..219K 1999ApJ...524..379E 1999MNRAS.308..969L 1999MSS...C05....0H 1999VeARI..35....1W 1998A&ARv...8..145D 1998A&AS..129..431H 1998AJ....115..635M 1998AJ....115.1483M 1998ApJS..117..167A 1998IAUS..189...19D 1998JAVSO..26..101T 1998MNRAS.296..824V 1998MNRAS.297..825K 1998MNRAS.298..594T 1998MNRAS.300..616K 1998PASJ...50..629T 1998PAZh...24..939G 1997A&A...318..797R 1997A&A...323L..49P 1997A&AS..124..299C 1997AJ....113.1073F 1997AJ....114..850S 1997Ap&SS.250..205D 1997ApJ...479..303C 1997ApJ...480..767B 1997ApJS..112..557K 1997JAVSO..25..115H 1997MNRAS.286L...1F 1997MNRAS.291..683F 1997PASP..109..645B 1997PASP..109..958B 1997PNAOJ...5....1Y 1996A&A...306..417B 1996A&A...308..514B 1996A&A...314..430F 1996A&A...315..542A 1996AJ....111..856W 1996AJ....111.1313E 1996ApJ...461..362B 1996PASP..108..250L 1996PASP..108..851S 1996PAZh...22..372B 1995A&AS..109..177W 1995A&AS..114..269D 1995ApJ...446..250S 1995ApJ...451..298E 1995Ast....23c..49C 1995BAAS...27..828B 1995BAAS...27.1429B 1995GCTP..C......0V 1995Obs...115..205E 1995PASJ...47..169T 1995PAZh...21..331D 1994A&A...281..161A 1994A&A...285..415P 1994A&A...285..819D 1994A&AS..103..427K 1994AJ....108..687C 1994ApJ...421..284B 1994ApJ...423..777S 1994ApJ...423..795S 1994ApJS...95..163S 1994BAAS...26..869F 1994JHA....25...92Z 1994MNRAS.267..548A 1994PASJ...46..395T 1994PAZh...20..215K 1994RMxAA..29..148R 1993A&A...277..541B 1993A&A...277..553B 1993AJ....106.2516A 1993ApJ...415..323B 1993ApJ...418..135G 1993Aster.121...13P 1993yCat.3135....0C 1992A&AS...95..273C 1992A&AS...95..355C 1992ApJ...384..220E 1992ApJ...389..657E 1992ApJS...79..303L 1992MNRAS.255..486S 1992MNRAS.259..474W 1992PAZh...18..777G 1992PPMtO..11..184X 1991A&A...252..237G 1991ApJ...372..597E 1991CoKon..96..123S 1991JAVSO..20...41G 1991MitVS..12..103B 1990A&A...236..440B 1990A&AS...83..225A 1990ApJ...348..253M 1990ApJ...348..673H 1990ApJ...351..606K 1990ApJ...354..295F 1990ApJ...360..227S 1990ApJ...362..333S 1990ApJS...72..153F 1990ApJS...73..769J 1990BICDS..38..175K 1990PBeiO..16...18L 1989A&A...225..381G 1989A&AS...78..511P 1989AJ.....97.1147M 1989AJ.....97.1153W 1989Ap&SS.162...47S 1989ApJ...337L..29S 1989ApJ...342..467G 1989ApJ...346..728J 1989ApJS...69..951W 1989ApJS...71..559L 1989Aster.109...18M 1989MNRAS.237..947F 1989MNRAS.238..269S 1989MitVS..12....9G 1989MitVS..12...16. 1989PAZh...15.1016A 1988A&A...196..159A 1988AJ.....95..900B 1988AJ.....95.1794W 1988AZh....65..907P 1988AZh....65.1244E 1988AcA....38..375O 1988Ap&SS.150..223T 1988ApJ...328..196C 1988IBVS.3165....1S 1988IUE88...2...27S 1987AJ.....93..368T 1987AJ.....93.1090C 1987AJ.....94..771D 1987AJ.....94.1003F 1987ARA&A..25..345F 1987ApJ...323..280M 1987ApJS...65..307B 1987PASP...99..138J 1987PZ.....22..505B 1987PZ.....22..617. 1986A&A...156..213C 1986AJ.....91.1209M 1986AZh....63..745P 1986Ap&SS.127..219T 1986ApJ...304..365Z 1986ApJS...62..147B 1986IBVS.2910....1S 1986IrAJ...17..469W 1986JApA....7...83G 1986JRASC..80..240L 1986MitVS..11...19. 1986PASP...98..792D 1985A&A...152..349O 1985A&AS...59..145C 1985AJ.....90.1278E 1985AbaOB..59...83B 1985Ap&SS.117..227T 1985ApJ...296..169B 1985ApJ...296..175B 1985ApJ...298..782L 1985ApJS...58..843M 1985Aster..90...12A 1985JAVSO..14...18S 1985JRASC..79R.241L 1985MitVS..10..163. 1985PAZh...11..542S 1984A&A...133..185B 1984AcA....34..225O 1984Ap&SS.105..369I 1984ApJ...279..202S 1984ApJ...282..641F 1984ApJS...54..547W 1984ApJS...55..389M 1984IUE84......344B 1984MitVS..10..104G 1983Ap&SS..94..191I 1983Ap&SS..96..185S 1983ApJ...265..996S 1983JApA....4...75G 1983MitVS...9..163D 1983MitVS..10...42. 1983PZ.....21..861I 1982A&AS...48..375D 1982ApJ...256..177L 1982ApJ...260..655Z 1982ApJ...263..252H 1982BICDS..23...53H 1982IUE82......322M 1982IUE82......439S 1982IUE82......501P 1982MNRAS.199..925L 1982PASP...94..471J 1982PASP...94..618B 1982PZ.....21..715E 1981A&A....97..104C 1981A&A....99...66S 1981AJ.....86..707H 1981ApJ...245.1018L 1981ApJ...247..569B 1981ApJ...250..293A 1981BICDS..21...26B 1981MNRAS.197..779D 1981MitVS...9...80. 1981PASP...93..330F 1981PASP...93..481J 1981SAAOC...6...10D 1981SvAL....7...61K 1980A&A....83..287H 1980A&A....85...93M 1980ATsir1107....6D 1980ATsir1139....1K 1980ApJ...238L..87M 1980ApJ...239..941C 1980ApJS...44..427M 1980IBVS.1807....1R 1980IBVS.1819....1D 1980IUE80......209M 1980PASP...92..609F 1980S&T....59..295A 1979AN....300..165B 1979ApJ...229..212C 1979ApJS...39..195C 1979ApJS...41..215P 1979MNRAS.189..649B 1978A&A....62...75P 1978A&AS...31..159B 1978ApJ...220..245W 1978ApJ...221..635C 1978MNRAS.183..569D 1978MitVS...8...78B 1977A&A....54..309H 1977A&A....56..235H 1977A&A....61..563H 1977A&A....61..827E 1977ApJ...214L..79B 1977MNRAS.178..231B 1977MNRAS.178..661B 1977MNRAS.180..339F 1977MitVS...8...28B 1976A&AS...23..125S 1976A&AS...25..159J 1976ApJ...203L.131K 1976ApJ...208..414Z 1976ApJ...208..727M 1976ApJ...209..135E 1975AJ.....80.1026A 1975ApJ...196..261S 1975ApJ...196..777P 1975MNRAS.172..455T 1975PASP...87..859L 1974A&AS...15....1W 1974AJ.....79..581C 1974AJ.....79..678S 1974AN....295..207N 1974ApJ...191..545G 1974ApJ...194..137H 1974BAICz..25..120J 1974SvA....18...77N 1973A&A....25..285W 1973BAICz..24..169B 1973BAICz..24..171P 1973MNRAS.162..379W 1973MNRAS.163...67S 1973MitVS...6..125A 1972A&A....17..335B 1972ApJ...171...93C 1972ApJ...171..593F 1972ApJ...174...57P 1972BAICz..23..301P 1971A&A....14..128S 1971A&AS....4..265S 1971AJ.....76..562P 1971ApJ...165..335S 1971ApJ...167..127K 1971ApJ...167..293S 1971ApJ...170..109S 1971MNRAS.152..133P 1971SvA....14..729K 1971SvA....14..806N 1971SvA....14..970M 1970A&A.....5..116G 1970A&A.....6..130J 1970A&A.....9..410C 1970A&AS....1..199H 1970ApJ...159..569J 1970ApJ...159..951P 1970ApJ...161..217K 1970ApJ...162..871S 1970MNRAS.151..133R 1970PASP...82.1231H 1970SvA....14..241Y 1969A&A.....2..195S 1969ApJ...158..441S 1969MNRAS.144..485S 1969MNRAS.144..511S 1969MNRAS.145..377D 1969PASP...81..545M 1969PASP...81..707F 1968AJ.....73..492F 1968ApJ...151..197F 1968ApJ...151..531S 1968IBVS..251....2M 1968MNRAS.138...23R 1968MNRAS.141..109L 1968MNRAS.141..185D 1968MmSAI..39..401C 1967ApJS...14..307E 1967JO.....50..389K 1967MNRAS.135..121B 1967MNRAS.136...91R 1967SvA....11...92N 1967SvA....11..501L 1967SvA....11..982A 1966AJ.....71..355C 1966ApJ...144..108C 1966ApJ...145..340C 1966GeoOM..21....0C 1966IBVS..162....1M 1966JO.....49..387L 1966SvA....10..623N 1965ApJ...142.1072F 1965PASP...77..218F 1964ApJ...140.1482F 1964BOTT....3..153M 1964MNRAS.127..471R 1964MmSAI..35..183P 1964SvA.....8..514L 1963AnAp...26....1M 1963AnAp...26...27M 1963BAN....17....1D 1963SvA.....7..806S 1962ApJS....6..319B 1961ApJ...133...39K 1961ApJ...133...57K 1961ApJ...133...90O 1961ApJ...134..616K 1961ApJS....6..253I 1961PASP...73...61J 1960AnAp...23..681P 1960AnAp...23..710P 1960ApJ...131..330K 1960ApJ...132..404K 1960PASP...72..359O 1959AnAp...22..164K 1959ApJ...130..824A 1959BAICz..10...72J 1959PASP...71..126K 1958AJ.....63..350H 1958AJ.....63Q.199G 1958AJ.....63R..46O 1958ApJ...127..573S 1958ApJS....3..141B 1958BAICz...9..161J 1958BAN....14...81W 1958MNRAS.118..341D 1958ZA.....45..214S 1958ZA.....46....1T 1957AnAp...20...61C 1957ApJ...125..336K 1957ApJ...126..291B 1957ApJ...126..323V 1957ApJ...126..386R 1957ApJ...126..537L 1957BAICz...8..150J 1957MNRAS.117...85R 1957MNRAS.117..406E 1957MNRAS.117..430G 1957SvA.....1...19P 1956AJ.....61..192W 1956AJ.....61..268W 1956AnAp...19...51S 1956ApJ...123..278S 1956ApJ...123..550H 1956BAN....13...51M 1956MNRAS.116..269A 1956MNRAS.116..453S 1955AJ.....60....1A 1955AJ.....60...21E 1955AJ.....60..202W 1955AnAp...18..151C 1955AnAp...18..279D 1955AnAp...18..431C 1955ApJ...121..682W 1955ApJ...122..385W 1955PASP...67..135S 1954AJ.....59..375W 1954AnAp...17..161G 1954AnAp...17..197D 1954ApJ...119..297H 1954ApJ...120..189S 1954BAN....12...95B 1954BAN....12..151P 1954PASP...66..136K 1954ZA.....35...74W 1953AnAp...16..321P 1953GCRV..C......0W 1953PASP...65..118S 1952AJ.....57...25S 1952ApJ...115..166V 1952ApJ...115..292S 1952ApJ...116..369H 1952PASP...64..302H 1952PASP...64..308J 1951AJ.....56..114S 1951ApJ...113..367E 1951ApJ...114...73B 1951BAN....11..275L 1950ApJ...112....6E 1950ApJ...112..424W 1950MNRAS.110..416S 1950PASP...62..269J 1939ApJ....89..218W 1926BAN.....3..115H 1922ApJ....56...40M 1919ApJ....50..161L 1918ApJ....48...89S 1918ApJ....48..279S 1917ApJ....46..313A 1916ApJ....44..273S 1907ApJ....25..330A 1899ApJ.....9...59W 1897ApJ.....6..393B Measures (distance:3 Fe_H:9 herschel:3 ISO:1 IUE:64 MK:10 PLX:5 PM:6 ROT:1 V*:4 velocities:13 ): distance:3Fe_H:9herschel:3ISO:1IUE:64MK:10PLX:5PM:6ROT:1V*:4velocities:13 Notes (0) : ================================================================================