C.D.S. - SIMBAD4 rel 1.8 - 2024.04.25CEST01:30:45 NGC 6643 -------- Object NGC 6643 --- AG? --- OID=@315295 (@@7420,0) --- coobox=887 Coordinates(ICRS,ep=J2000,eq=2000): 18 19 46.370 +74 34 06.23 (IR ) C [~ ~ ] 2006AJ....131.1163S Coordinates(FK4,ep=B1950,eq=1950): 18 21 13.414 +74 32 36.68 Coordinates(Gal,ep=J2000,eq=2000): 105.535745 +28.174636 hierarchy counts: #parents=1, #children=3, #siblings=0 Proper motions: ~ ~ [~ ~ ] ~ ~ Parallax: ~ [~] ~ ~ Radial Velocity: 1483 [~] D 2020ApJ...902..145K Redshift: 0.004959 [~] D 2020ApJ...902..145K cz: 1486.69 [~] D 2020ApJ...902..145K Flux B : 11.80 [~] D 2005A&A...436..443V Flux J : 9.246 [0.007] C 2006AJ....131.1163S Flux H : 8.557 [0.010] C 2006AJ....131.1163S Flux K : 8.287 [0.013] C 2006AJ....131.1163S Spectral type: ~ ~ ~ Morphological type: Sc D ~ Angular size: 2.113 1.141 35 (NIR ) C 2006AJ....131.1163S Identifiers (28): 2MASX J18194636+7434062 BWE 1821+7433 GB6 B1821+7433 HIJASS J1819+74 IRAS F18212+7432 IRAS 18212+7432 IRAS 1821+745P15 ISOSS J18201+7433 K73 850 LEDA 61742 MCG+12-17-021 NGC 6643 NVSS J181946+743409 TC 932 TC E32 UGC 11218 Z 340-43 [SLK2004] 1452 [VDD93] 221 87GB 182113.7+743308 MY 182108.9+743242.6 WN B1821.2+7432 Z 1821.2+7432 UZC J181946.7+743408 PSCz Q18212+7432 MY 182108.9+743411.8 [CAB95] IRAS F18212+7432 [NKB95] N6643 Bibcodes 1850-2024 () (307): 2023MNRAS.521.2860S 2022ApJ...925..115H 2022ApJ...928..151F 2022ApJS..259...43C 2022Obs...142..207C 2021A&A...655A..17S 2021ApJ...908...75B 2021ApJ...914..121A 2021MNRAS.500.4749B 2021MNRAS.502.5711N 2020ApJ...898..102Y 2020ApJ...900..124B 2020ApJ...902..145K 2020MNRAS.491.1260S 2020MNRAS.494.1784A 2020MNRAS.496.2516M 2020MNRAS.498.4790K 2019ApJ...872...16D 2019ApJ...872..148C 2019ApJS..244...24L 2019MNRAS.490.1539R 2019PASJ...71S..14S 2019PASJ...71S..16S 2018A&A...613A..35K 2018A&A...618A..81T 2018A&A...619A..36C 2017ApJ...835..223S 2017ApJ...837..120G 2017ApJ...843...16K 2017MNRAS.466..474F 2017MNRAS.467..369S 2016A&A...588A..14T 2016A&A...591A..48G 2016AJ....152...50T 2016MNRAS.455..754B 2016MNRAS.457.1107H 2015AJ....149...32M 2015AJ....149..171T 2015ApJ...805...31L 2015ApJS..218...28V 2015MNRAS.447.1531C 2015MNRAS.452.3905A 2014A&A...567A..68D 2014A&A...572A..38G 2014AJ....147...99M 2014ApJ...784..111L 2014ApJS..210....2F 2014ApJS..213...19B 2014MNRAS.444..527S 2013AJ....146...30K 2013AJ....146...86T 2013ApJ...771...88L 2013MNRAS.436.3464K 2012A&A...540A..47F 2012A&A...545A..15S 2012ApJS..199...26H 2012MNRAS.424.1372A 2012MNRAS.424.2841H 2012MNRAS.427.3159H 2011A&A...534A.102L 2011ApJ...733...87S 2011MNRAS.416.1936T 2011MNRAS.416.2840L 2010A&A...511A..53V 2010ApJ...709.1343M 2010ApJ...717..342H 2010MNRAS.401.2113E 2010MNRAS.405..735R 2009A&A...504.1071T 2009AJ....138.1938C 2009ATel.1915....1S 2009ATel.1918....1I 2009ATel.1923....1S 2009ApJ...702..955D 2009ApJS..183....1H 2009MNRAS.394.1857O 2009MNRAS.395.1409S 2009MNRAS.398..109W 2008A&A...479..111C 2008A&A...485..475L 2008A&A...486...73S 2008ATel.1463....1I 2008ATel.1477....1S 2008ATel.1481....1I 2008ATel.1484....1S 2008ApJ...676..184T 2008ApJ...678...96B 2008ApJS..178..225K 2008CBET.1324....1O 2008CBET.1325....1N 2008IAUC.8939....2S 2008MNRAS.390..466E 2008PASP..120..665H 2007A&A...462..507L 2007A&A...465...71T 2007A&A...470..505V 2007AJ....134.1046H 2007AJ....134.1508V 2007ApJ...668...94H 2007ApJ...669..821H 2006A&A...449..937S 2006AJ....131..716K 2006ApJ...643..173S 2006ApJ...645..186T 2006ApJS..164...52S 2005A&A...430...67F 2005A&A...436..443V 2005ApJS..160..149S 2005MNRAS.358..503K 2005MNRAS.362..127G 2004A&A...413...37B 2004A&A...414...23J 2004A&A...422...39S 2004AJ....127.1386C 2004AJ....127.2085A 2004AJ....128..183B 2004MNRAS.355.1251L 2003A&A...399...51G 2003A&A...405....5B 2003A&A...411..381S 2003A&A...411..391L 2003A&A...412...45P 2003AJ....126.1607S 2003ApJ...586..143K 2003MNRAS.342..738L 2003MNRAS.346.1162S 2002A&A...393..389M 2002AJ....123.3067B 2002AJ....124..782V 2002Ap&SS.281..393A 2002ApJ...568..539O 2002ApJ...581..925U 2002MNRAS.337.1118L 2001A&A...371..433I 2001AJ....122.1298G 2001ApJ...560..566K 2001ApJS..132...19S 2001ChJAA...1..563L 2001MNRAS.324..509B 2001MNRAS.327..849R 2001PASJ...53..713N 2001PASJ...53..757N 2000ApJ...540..715R 2000ApJ...543..178G 2000ApJS..126..331J 2000MNRAS.317...55S 1999A&A...345..391S 1999AJ....117.1668H 1999AJ....117.2039H 1999AJ....118..670R 1999AJ....118..705G 1999AJ....118.2618E 1999ARep...43..361S 1999Ap&SS.269....5B 1999ApJ...513...51C 1999ApJ...518...94I 1999ApJS..122..109T 1999ApJS..125..409C 1999PASP..111..438F 1998A&A...332..459G 1998A&AS..127..117P 1998A&AS..128..299P 1998A&AS..133..317H 1998AJ....115...62H 1998AJ....116.1626B 1998ApJ...498..541K 1998BSAO...46...14Z 1997A&A...324..490B 1997A&A...324..877B 1997A&AS..121....1S 1997AJ....114..958T 1997AJ....114.2402C 1997ARep...41..447L 1997ApJS..111..163B 1997ApJS..112..315H 1997MNRAS.287..137S 1996A&AS..115..407R 1996A&AS..115..439E 1996A&AS..118..111H 1996A&AS..120....1M 1996AJ....112.1903Y 1996ApJ...469...84G 1996ApJS..103...81C 1996ApJS..103..363C 1996MNRAS.283..651F 1995A&A...298..361J 1995A&A...304...21G 1995A&AS..114...21N 1995AJ....109..517B 1995AJ....109..543B 1995AJ....109.2318C 1995AJ....110..613V 1995AJ....110.1993S 1995ApJ...445..591E 1995ApJS...96..123T 1995ApJS...98..219Y 1995ApJS...98..477H 1995PASP..107..945F 1995PAZh...21..730Z 1994A&A...282...19X 1994A&A...283...21S 1994AJ....107..118B 1994AJ....108..862R 1994AJ....108..896M 1994ApJ...425...57E 1994ApJ...435...22K 1994MNRAS.266..511E 1993A&A...276...16C 1993A&AS..100..431G 1993A&AS..101..207V 1993A&AS..102..229A 1993ApJ...402..141V 1993ApJS...89....1R 1993BAAS...25..843E 1993MNRAS.261..445F 1993MNRAS.264..665V 1992AJ....103..728B 1992ApJ...388..310K 1992ApJS...79..183T 1992ApJS...79..255K 1992ApJS...80..479T 1992ApJS...80..531F 1992MNRAS.258..787R 1991A&AS...87..247W 1991A&AS...89..159G 1991A&AS...90..121C 1991AJ....101..362C 1991AZh....68..909E 1991Ap&SS.183..155T 1991ApJ...376..458B 1990A&A...237...36C 1990A&AS...84...47T 1990AJ....100..373R 1990AZh....67..690S 1990Ap&SS.167..183A 1990ApJ...355...44P 1990ApJ...361...63L 1990ApJ...362..473T 1990ApJS...73..603T 1990ApJS...74..325B 1990SoSAO..65...75S 1989A&A...213L...9A 1989A&A...217...66A 1989Afz....30..608S 1989ApJ...342...83S 1989ApJ...342..759T 1989ApJS...70..699Y 1989RMxAA..17..127C 1988A&A...195...27F 1988A&A...196...17B 1988Afz....29..155A 1988ApJ...328....4B 1988ApJ...334..613S 1988ApJ...335...74B 1988ApL....27...27B 1988ApL....27...41S 1988MNRAS.231..833S 1987A&A...172..375B 1987A&AS...69..487W 1987ApJ...314....3E 1987ApJ...316..145S 1987ApJ...316L..67R 1987ApJ...322...64S 1987ApJ...323...91D 1987ApJS...65..485C 1987ApJS...65..543C 1987IAUS..121..461R 1986A&A...156..157B 1986A&A...163....1B 1986ApJ...304..443Y 1985A&A...148...43I 1985A&A...153..125G 1985A&AS...60..343T 1985A&AS...60..517P 1985AJ.....90.2001S 1985Ap&SS.113..391S 1985ApJS...59..293B 1984A&A...131..367S 1984A&A...141L...1H 1984A&AS...56..381B 1984AZh....61..846K 1984ApJ...277..532B 1984ApJ...287....1D 1984ApJS...54..127E 1983AJ.....88.1094K 1983AJ.....88.1736I 1983AZh....60..656Z 1983Afz....19..655A 1983ApJ...272...54K 1983ApJS...51..149B 1983ApJS...53..269D 1982A&A...113...61B 1982A&AS...50..101B 1982AJ.....87.1341H 1982ApJS...50..241A 1981AZh....58.1167K 1981ApJS...47..229E 1980A&A....87..152H 1976ApJ...206..883V 1974ApJ...194..559S 1974ApJS...27..113H 1974VeARI..26....0B 1972MmRAS..75...85H 1969AJ.....74..859R 1962ApJ...135..694B 1960ApJ...131..215V 1926ApJ....64..321H Measures (distance:5 ISO:5 velocities:11 ): distance:5ISO:5velocities:11 Notes (1) : (S) 03-Nov-2015 - bc ref:~ obj:GB6 B1821+7433 See also \vizier{VIII/85A/spectra}{Seq= 100988 }{Specfind radio flux densities}. ================================================================================