C.D.S. - SIMBAD4 rel 1.8 - 2024.05.12CEST14:13:41 PG 1550+131 ----------- Object V* NN Ser --- CV* --- OID=@2728013 (@@49893,14) --- coobox=17606 Coordinates(ICRS,ep=J2000,eq=2000): 15 52 56.1203524080 +12 54 44.429312196 (Opt ) A [0.0497 0.0557 90] 2020yCat.1350....0G Coordinates(FK4,ep=B1950,eq=1950): 15 50 35.5074124438 +13 03 39.305144353 Coordinates(Gal,ep=J2000,eq=2000): 023.6529230497113 +45.3388622667198 hierarchy counts: #parents=0, #children=2, #siblings=0 Proper motions: -30.170 -59.084 [0.055 0.057 90] A 2020yCat.1350....0G Parallax: 1.9438 [0.0662] A 2020yCat.1350....0G Radial Velocity: ~ [~ ~ ] ~ ~ Redshift: ~ [~ ~ ] ~ ~ cz: ~ [~ ~ ] ~ ~ Flux V : 16.51 [~] D 2014ApJS..213....9D Flux G : 16.531082 [0.014687] C 2020yCat.1350....0G Flux J : 16.907 [0.163] D 2003yCat.2246....0C Flux H : 16.254 [0.204] D 2003yCat.2246....0C Flux K : 16.168 [0.286] D 2003yCat.2246....0C Spectral type: DAO1+M4 C 2010MNRAS.402.2591P Morphological type: ~ ~ ~ Angular size: ~ ~ ~ (~) ~ ~ Identifiers (13): Gaia DR3 1191504471436192512 WISEA J155256.11+125443.6 ATO J238.2337+12.9121 TIC 172608008 PG 1550+131 V* NN Ser WD 1550+130 Gaia DR2 1191504471436192512 2MASS J15525613+1254446 [HH95] NN Ser-9 CRTS J155256.0+125444 PTF1 J155256.11+125443.9 WISE J155256.12+125443.4 Bibcodes 1850-2024 () (274): 2024ApJ...961L...5C 2023A&A...669A..45T 2023A&A...675A.156C 2023A&A...675A.184L 2023MNRAS.521.5033C 2023MNRAS.523.5086R 2023MNRAS.525.3781C 2023MNRAS.525.4628G 2023MNRAS.526.4725O 2023NatAs...7.1329H 2022A&A...658A..36K 2022A&A...658A.122M 2022A&A...667A.164N 2022AJ....163...75A 2022ApJ...926L..20M 2022ApJ...937L..41C 2022MNRAS.511.2453P 2022MNRAS.511.5207E 2022MNRAS.513.3050B 2022MNRAS.514.5725P 2022MNRAS.516.1183P 2022MNRAS.517.5358K 2021A&A...647A.184R 2021A&A...648A..85E 2021A&A...656A.145K 2021AJ....162..247K 2021ApJ...918...28C 2021ApJ...919L..26V 2021MNRAS.504.1969Z 2021MNRAS.507..350D 2021MNRAS.507..560S 2021MNRAS.508.3877G 2020A&A...634A..60Z 2020A&A...634A..91B 2020AJ....160..131B 2020ApJ...890...23L 2020ApJ...905..163L 2020MNRAS.491.1043N 2020MNRAS.491.1820L 2020MNRAS.492.1550V 2020MNRAS.493.1197R 2020MNRAS.494.1045B 2020MNRAS.494.2280M 2020MNRAS.497.3166I 2020MNRAS.499.3071S 2020PASP..132j2001H 2019A&A...621A..31K 2019A&A...623A...4S 2019A&A...624A..68M 2019A&A...630A..80S 2019A&A...631A.108K 2019A&A...632A.113D 2019AJ....157..150A 2019AJ....157..184S 2019ApJ...877...75P 2019ApJ...887L...4S 2019ApJS..240...36H 2019MNRAS.482.4570G 2019MNRAS.484.2711R 2019MNRAS.488.3482M 2019MNRAS.490.2550I 2018A&A...611A..48P 2018A&A...611A..85S 2018A&A...615A..81N 2018A&A...620A.197R 2018AJ....156..241H 2018ApJ...859...40I 2018ApJ...866...88N 2018ApJ...868...53H 2018ApJS..239...14J 2018MNRAS.478.5174W 2018MNRAS.481.1083P 2018RAA....18...78Y 2017A&A...599A..41H 2017A&A...605A..72L 2017AJ....153..137N 2017AJ....153..238H 2017ApJ...834...17C 2017ApJ...837L..19C 2017ApJ...841...98P 2017MNRAS.465.2849T 2017MNRAS.468.3109V 2017MNRAS.470.4473P 2017MNRAS.471.1728L 2017PASP..129a4201V 2016A&A...587A..34V 2016A&A...593A..38B 2016A&A...595A..55O 2016A&A...596A..92K 2016AJ....152..181H 2016ARep...60..252M 2016ApJ...816...94V 2016ApJ...817..151Q 2016ApJ...827L..17M 2016ApJ...830....8R 2016ApJ...832..183K 2016MNRAS.458..832S 2016MNRAS.458.2793P 2016MNRAS.458.3942V 2016MNRAS.459.4518H 2016MNRAS.460.3873B 2016MNRAS.461.2747K 2016PASP..128h2001H 2016RAA....16..156H 2016RAA....16e..12Y 2016yCat....1.2035M 2015A&A...579A..32L 2015ApJ...800L..24H 2015ApJ...808...58S 2015ApJ...808..179D 2015ApJS..221...17Q 2015MNRAS.446.1283C 2015MNRAS.447..287S 2015MNRAS.448.1118G 2015MNRAS.449.2194P 2015MNRAS.449.3160R 2015MNRAS.450.4233B 2015MNRAS.451.1701H 2014A&A...562A..19V 2014A&A...563A..61S 2014A&A...565A.104H 2014A&A...566A.101B 2014A&A...570A..50S 2014A&A...572A..91T 2014ApJ...786...68H 2014ApJS..213....9D 2014MNRAS.437..475M 2014MNRAS.438..307H 2014MNRAS.438.3399B 2014MNRAS.438L..91P 2014MNRAS.439..878Y 2014MNRAS.440.1607B 2014MNRAS.444.1698B 2014MNRAS.444.4009D 2014MNRAS.445.1924B 2013A&A...549A..95Z 2013A&A...551A..79T 2013A&A...552A.119S 2013A&A...553A..30T 2013A&A...555A.133B 2013ApJ...764..106F 2013ApJ...766...11A 2013ApJ...770...52K 2013ApJ...777..166H 2013MNRAS.429L..45P 2013MNRAS.431.2150W 2013MNRAS.431.3240N 2013MNRAS.435.2033H 2013MNRAS.436.2515M 2012A&A...538A..84B 2012A&A...539A.153P 2012A&A...540A...8B 2012A&A...540A..46D 2012A&A...542A..92R 2012A&A...543A.138B 2012AJ....143...34L 2012AJ....143...68H 2012AJ....144...34H 2012ARep...56..456S 2012ApJ...745..147R 2012MNRAS.419..287D 2012MNRAS.419..304P 2012MNRAS.419..817P 2012MNRAS.419.3258W 2012MNRAS.420.3281P 2012MNRAS.420.3609H 2012MNRAS.422L..24Q 2012MNRAS.425..749H 2012MNRAS.425..930G 2012MNRAS.426.1507B 2012MNRAS.427.2812H 2012MmSAI..83..498D 2012RAA....12.1081Z 2011A&A...525A..85E 2011A&A...526A..53B 2011A&A...531A.113T 2011A&A...532A..79S 2011A&A...536A..42Z 2011AJ....141..144S 2011ApJ...728...16H 2011ApJ...728...95V 2011ApJ...732...51R 2011ApJ...735L..30P 2011ApJS..194...28K 2011MNRAS.411.2277D 2011MNRAS.414.2763S 2011MNRAS.414L..16Q 2011MNRAS.416.2202P 2010A&A...520A..86Z 2010A&A...521L..60B 2010AN....331..489S 2010ApJ...708L..66Q 2010ApJ...716L.146S 2010ApJ...723.1762B 2010MNRAS.401L..34Q 2010MNRAS.402.2591P 2010MNRAS.403..179D 2010MNRAS.407.2362P 2009A&A...496..833S 2009A&A...499L...1C 2009A&A...507..385B 2009ApJ...695L.163Q 2009ApJ...706L..96Q 2009MNRAS.394..978P 2008ApJ...677L.113S 2008ApJ...689L..49Q 2008AstL...34..423S 2007A&A...466..589Q 2007A&A...466.1031V 2007A&A...469..297A 2007A&A...475..575T 2007ApJ...667.1126L 2007MNRAS.382.1377R 2006A&A...456.1069S 2006ApJ...652..709H 2006BSAO...59...34V 2006MNRAS.365..287B 2005MNRAS.356..753N 2005MNRAS.359..315E 2005MNRAS.359..648M 2004A&A...428..181H 2004ARep...48..476I 2004ARep...48..563S 2004AcA....54..207K 2004ApJ...614..338B 2003A&A...406..305S 2003ApJS..147..145H 2002A&A...392..535R 2002ARep...46..656S 2002IBVS.5218....1P 2002INGN....6...25D 2002PASP..114..756H 2001MNRAS.324..547M 2001PASP..113..764D 2000A&A...360..969R 2000AJ....120.1113H 2000AJ....120.3250K 2000Msngr.100...42H 2000NewAR..44..119M 1999ApJ...523..386V 1999ApJS..121....1M 1999MNRAS.305..820W 1998A&AS..129...83R 1997A&A...325..994R 1997MNRAS.287..271S 1997PASP..109..345D 1996MNRAS.280.1277S 1995AJ....110..398S 1995MNRAS.272L..41S 1995MNRAS.275..100C 1995MNRAS.276.1336S 1995MNRAS.277...87W 1995PASP..107..324H 1994AJ....108.1881V 1994ApJ...433L..29V 1994MNRAS.269..879C 1994MNRAS.269..907K 1994PASP..106..515Z 1993A&A...267..397D 1993AJ....105.1945S 1993PASP..105..127D 1991ApJ...381..551W 1990ApJ...356..623H 1989A&A...213L..15H 1989C&T...105....3L 1989IBVS.3323....1K 1989IBVS.3388....1A 1989JBAA...99...55M 1989Msngr..55...61H 1988MNRAS.233..513E 1986A&AS...66..323W 1986ApJS...61..305G 1985BAAS...17..598W 1982PASP...94..560G Measures (distance:2 Fe_H:1 IUE:6 MK:1 PLX:2 PM:2 V*:3 ): distance:2Fe_H:1IUE:6MK:1PLX:2PM:2V*:3 Notes (0) : ================================================================================