C.D.S. - SIMBAD4 rel 1.8 - 2024.05.01CEST12:14:58 H 1820-303 ---------- Object X Sgr X-4 --- LXB --- OID=@2475574 (@@113546,0) --- coobox=18532 Coordinates(ICRS,ep=J2000,eq=2000): 18 23 40.57 -30 21 40.6 (Xray) C [~ ~ ] 2011A&A...533A..33Z Coordinates(FK4,ep=B1950,eq=1950): 18 20 27.80 -30 23 17.0 Coordinates(Gal,ep=J2000,eq=2000): 002.78820 -07.91377 hierarchy counts: #parents=1, #children=0, #siblings=0 Proper motions: ~ ~ [~ ~ ] ~ ~ Parallax: ~ [~] ~ ~ Radial Velocity: ~ [~ ~ ] ~ ~ Redshift: ~ [~ ~ ] ~ ~ cz: ~ [~ ~ ] ~ ~ Flux B : 19.06 [~] E ~ Flux V : 18.81 [~] E ~ Spectral type: ~ ~ ~ Morphological type: ~ ~ ~ Angular size: ~ ~ ~ (~) ~ ~ Identifiers (28): Cl* NGC 6624 SK 1210 [KRL2007b] 316 Cl* NGC 6624 DMA A 1H 1820-303 1M 1820-303 2S 1820-303 2U 1820-30 3A 1820-303 3U 1820-30 4U 1820-30 4U 1820-303 H 1817-30 H 1820-303 INTEGRAL1 89 INTREF 902 MXB 1820-30 X Sgr X-4 XB 1820-303 XB 1820-30 [BM83] X1820-303 [KGB96] NGC 6624 1 1ES 1820-30.3 1RXS J182340.5-302137 PBC J1823.6-3021 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1992PASJ...44..633A 1992PASP..104..981H 1991A&A...242..125E 1991A&A...246L..21P 1991ApJ...370..615I 1991ApJ...373..246T 1991ApJ...374..291T 1991ApJ...377..559R 1991ApJ...377L..93L 1991ApJ...379..295W 1991ApJ...383..739H 1991ApJS...76.1127V 1991Natur.351...39T 1991PASP..103..760L 1991PAZh...17..433E 1991PAZh...17..999F 1991PCMP3.R.....16M 1990A&A...228..115C 1990A&A...237..103D 1990ARA&A..28..183C 1990ApJ...350L..37L 1990ApJ...353..159B 1990ApJ...354..201R 1990BAAS...22..804F 1990MNRAS.246..237M 1990MNRAS.246..287P 1990MNRAS.247..523P 1990Natur.347..513G 1989A&A...210..174S 1989A&A...225...48S 1989A&A...225...79H 1989Afz....31..567B 1989Ap&SS.151..125F 1989ApJ...337..485C 1989ApJ...337..849T 1989ApJ...341..175B 1989ApJ...343..718S 1989ApJ...345..498K 1989ApJ...346..143M 1989ApJ...346..366W 1989ApL....27..347J 1989MmSAI..60..221P 1989PASJ...41..577D 1989PASJ...41..591S 1989PASJ...41..697M 1989Rech...20..342M 1989TarOT.107...80T 1988A&A...192..147V 1988A&A...203..297V 1988ApJ...324..363W 1988ApJ...324..851M 1988ApJ...326..186V 1988ApJ...331..303B 1988ApJ...333..895P 1988BAAS...20.1045F 1988BICDS..35...15H 1988GriO...52b...2B 1988LAstr.102..536H 1988MNRAS.233..437V 1988MmSAI..59..147P 1988MmSAI..59..185S 1988MmSAI..59..213V 1988Natur.332..330B 1988PAZh...14..537T 1988QJRAS..29....1K 1988S&W....27..658G 1988S&W....27..714G 1988SSRv...46..273L 1987A&A...172L..20V 1987A&A...183L..21S 1987Ap&SS.138...41A 1987ApJ...312..727M 1987ApJ...312..732N 1987ApJ...312..748B 1987ApJ...312L..17S 1987ApJ...314..266H 1987ApJ...315L..49S 1987ApJ...316L..25B 1987ApJ...320L..47K 1987ApJ...322..842R 1987ApJ...323..129E 1987BAAS...19..721M 1987BAAS...19.1116P 1987BAAS...19.1135B 1987IAUS..125..161T 1987IAUS..125..173G 1987IAUS..125..187V 1987IAUS..125..321V 1987MNRAS.225p...7S 1987Natur.329..309R 1987PASJ...39..619H 1987PAZh...13..300P 1987PAZh...13..780T 1987PAZh...13.1007B 1986Ap&SS.126...89P 1986ApJ...308..644V 1986ApJ...311..241C 1986BAAS...18.1048W 1986IAUC.4247....0P 1986IAUC.4254....0M 1986IAUC.4257....0N 1986IAUC.4259....0G 1986IAUC.4261Q...0M 1986MNRAS.220..339V 1986MNRAS.223..207S 1986Natur.323..105K 1985ApJ...290..171H 1985ApJ...298...95H 1985ApJ...298..581C 1985BAAS...17..590V 1985IAUC.4117....0S 1985IAUS..113...43G 1985PhR...121..317H 1984A&A...132..361V 1984A&AS...56..415B 1984ApJ...280..255H 1984ApJ...282..713S 1984ApJ...282L..13G 1984ApJ...284L..17P 1984ApJS...54..581L 1984ApJS...56..507W 1984BAAS...16..933P 1984MNRAS.206..109F 1984MNRAS.210..899V 1984PASJ...36..551E 1983A&A...121..119V 1983AZh....60..900B 1983ApJ...264L..49G 1983ApJ...266..160L 1983ApJ...267..310M 1983ApJ...267L..83H 1983ApJ...275..105H 1983ApJS...51....1N 1983BAAS...15..980P 1982Ap&SS..82....3A 1982ApJ...262..145L 1982MNRAS.201..769P 1981A&A...101..174V 1981MNRAS.197..865W 1981SSRv...28....3L 1980ApJ...237..951P 1980ApJ...239L..61S 1980IUE2n......183B 1979ApJ...227..294F 1979ApJ...231L.125J 1979ApJS...39..573M 1979ApJS...40..657M 1979ApJS...41..327A 1979MNRAS.187..567D 1979Natur.280..375V 1978ApJ...220..291L 1978ApJ...220L...5B 1978ApJ...224..383L 1978ApJ...225..970P 1978ApJS...38..357F 1978Natur.275..723L 1978Natur.276..249V 1977ApJ...211..152F 1977ApJ...211L...9C 1977ApJ...211L..67L 1977ApJ...214..245B 1977ApJ...214..560W 1977ApJ...214..856J 1977ApJ...215L.111W 1977ApJ...218..243L 1977ApJ...218..801M 1977ApJ...218L.117G 1977ApL....18...69K 1977JBAA...87....5H 1977MNRAS.179...43L 1977MNRAS.179..651C 1977Natur.270..211L 1976A&A....50..299A 1976ApJ...205L.127G 1976ApJ...205L.131G 1976ApJ...206L.135B 1976ApJ...207L..25F 1976ApJ...207L..33B 1976ApJ...207L..91E 1976ApJ...207L.101C 1976ApJ...207L.105C 1976ApJ...207L.109L 1976ApJ...207L.177F 1976ApJ...208...47U 1976ApJ...208..849F 1976ApJ...209L.125T 1976ApJ...210L..19H 1976ApJ...210L..83K 1976MNRAS.176..609V 1976Natur.262...37B 1976Natur.263..301F 1976SvAL....2...71B 1976SvAL....2...92K 1975ApJ...199L.143C 1975ApJ...202..490J 1975MNRAS.172p..15F 1973ApJ...186...91M 1972ApJ...178..281G Measures (distance:1 XMM:1 ): distance:1XMM:1 Notes (1) : (S) 06-Apr-2006 - mp ref:~ obj:4U 1820-30 in \object{NGC 6624} ================================================================================