C.D.S. - SIMBAD4 rel 1.8 - 2024.06.26CEST14:08:34 4C 40.25 -------- Object 4C 40.25 --- Bla --- OID=@1705352 (@@35478,0) --- coobox=12374 Coordinates(ICRS,ep=J2000,eq=2000): 10 23 11.56566843 +39 48 15.3853581 (Rad ) A [0.043559 0.0571 0] 2020A&A...644A.159C Coordinates(FK4,ep=B1950,eq=1950): 10 20 14.56746547 +40 03 26.6776688 Coordinates(Gal,ep=J2000,eq=2000): 180.85253804249 +56.87799800536 hierarchy counts: #parents=0, #children=0, #siblings=0 Proper motions: -0.060 -0.029 [0.111 0.089 90] A 2020yCat.1350....0G Parallax: 0.0448 [0.1140] A 2018yCat.1345....0G Radial Velocity: 201243 [30] C 2014A&A...563A..54P Redshift: 1.2548 [0.0001] C 2014A&A...563A..54P cz: 376180 [30] C 2014A&A...563A..54P Flux B : 17.5 [~] E ~ Flux V : 17.5 [~] E ~ Flux G : 17.611849 [0.006295] C 2020yCat.1350....0G Flux R : 17.18 [~] D 2008ApJS..175...97H Flux J : 15.910 [0.073] C 2003yCat.2246....0C Flux H : 15.060 [0.089] C 2003yCat.2246....0C Flux K : 14.118 [0.049] C 2003yCat.2246....0C Flux u : 18.402 [0.014] C 2020ApJS..249....3A Flux g : 18.297 [0.007] B 2020ApJS..249....3A Flux r : 17.992 [0.006] B 2020ApJS..249....3A Flux i : 17.975 [0.008] B 2020ApJS..249....3A Flux z : 18.057 [0.020] C 2020ApJS..249....3A Spectral type: ~ ~ ~ Morphological type: ~ ~ ~ Angular size: 0.0000118 0.0000048 -8 (Rad ) D 2010AJ....139.1713C Identifiers (75): FL8Y J1023.1+3949 CRATES J102310+394759 VLSSr J102311.0+394825 [LBC2010] B1020+400 RFC J1023+3948 VIPS J10231+3948 TGSSADR J102311.5+394816 MY 102014.4+394813.5 LAMOST J102311.56+394815.4 Gaia DR3 756029731472171648 ATO J155.7981+39.8042 TIC 8173873 2MASS J10231159+3948152 2MASSI J1023115+394815 4C 40.25 87GB 102014.0+400305 B2 1020+40 B2.3 1020+40 B3 1020+400 BWE 1020+4003 CJ1 1020+400 CJF B1020+400 FBQS J1023+3948 GB6 B1020+4003 IERS B1020+400 JVAS J1023+3948 JVAS B1020+400 JVAS J1023+398 LEDA 2820661 NVSS J102311+394817 PB 193 QSO B1020+400 RORF 1020+400 S4 1020+400 S4 1020+40 TXS 1020+400 Gaia DR1 756029727177261184 WB 1020+4003 WK 192 [HB93] 1020+400 FIRST J102311.5+394815 ICRF J102311.5+394815 MY 102014.4+400324.8 RGB J1023.2+3948 RX J1023.2+3948 WN B1020.2+4003 [VV2000] J102311.5+394817 [VV2003] J102311.5+394817 [VV2006] J102311.5+394817 [VV96] J102311.5+394817 [VV98] J102311.5+394817 [ZEH2003] RX J1023.1+3948 1 CGRaBS J1023+3948 [MGL2009] BZQ J1023+3948 [VV2010] J102311.5+394817 QSO J1023+3948 IVS B1020+400 2FGL J1023.6+3947 1FGL J1023.6+3937 [MML2015] 5BZQ J1023+3948 WISE J102311.57+394815.4 RGB J1023+397A 6C 102014+400331 7C 102014.59+400329.00 RGB J1023+398B B3VLA 1020+400 CLASS J102311.5661+394815.378 VLSS J1023.1+3948 3FGL J1023.1+3952 WISE J102311.56+394815.3 SDSS J102311.56+394815.4 Gaia DR2 756029731472171648 9Y-MST J1023+3949 WISEA J102311.56+394815.3 4FGL J1023.1+3949 Bibcodes 1850-2024 () (166): 2024ApJ...961..241K 2024MNRAS.528.6807C 2023AJ....165..139D 2023ApJS..268....6C 2023ApJS..268...23F 2023RAA....23k5009Z 2022A&A...660A..87B 2022ApJ...925...40X 2022ApJ...925...97P 2022ApJ...925..120Y 2022ApJS..260....4P 2022ApJS..260...33S 2022ApJS..260...53A 2022ApJS..262...18Y 2022ApJS..263...24A 2022PASP..134h4102H 2021A&A...655A..17S 2021AJ....161..196P 2021AJ....162...21B 2021ApJ...913...93C 2021ApJ...913..120Z 2021ApJS..253...46P 2021MNRAS.501.3715B 2021MNRAS.505.5853G 2020A&A...643A.103P 2020A&A...644A.159C 2020ApJ...892..105A 2020ApJS..247...33A 2020ApJS..249...17R 2020ApJS..250....8L 2020PASP..132k4102P 2019AN....340..437A 2019ApJ...873..132M 2019ApJS..242....4D 2019ApJS..242....5X 2019MNRAS.484.1021O 2018A&A...613A..51P 2018A&A...618A..80G 2018A&A...619A..23C 2018AJ....156..241H 2018ApJ...861...97F 2018ApJ...861..113D 2018ApJ...866..137L 2018ApJS..235...11C 2018ApJS..235...39C 2018ApJS..237...32A 2018MNRAS.481.1578A 2017A&A...597A..79P 2017A&A...606A..15C 2017ApJ...841..113M 2017ApJ...851...33P 2017ApJS..228...22L 2017ApJS..233....3T 2017MNRAS.466.1567L 2017MNRAS.467.4565L 2016A&A...595A...5M 2016ATel.8850....1C 2016ATel.9003....1C 2016ApJ...820....8S 2016ApJS..224...26M 2016ApJS..226...20F 2016MNRAS.463.3365A 2015AJ....150...58F 2015ATel.8339....1C 2015ATel.8344....1P 2015Ap&SS.357...75M 2015ApJ...810...14A 2015ApJS..217....2M 2015ApJS..218...23A 2014A&A...563A..54P 2014AJ....148...66M 2014ApJ...793...36L 2014ApJS..212...15F 2014ApJS..215...14D 2014MNRAS.438.3058R 2014MNRAS.439..690H 2014MNRAS.442.3329X 2014Natur.515..376G 2014PASJ...66..117W 2014RAA....14.1135F 2013A&A...560A..23L 2013ApJS..206...12D 2012A&A...544A..34P 2012ApJ...761..125F 2012ApJS..199...31N 2012MNRAS.421L...6A 2012MNRAS.424.2832L 2012Sci...338.1445N 2011A&A...529A..16K 2011A&A...529A..91T 2011ApJ...726...16L 2011ApJ...735..106D 2011ApJ...740...98M 2011ApJS..194...29R 2010A&A...510A..10A 2010A&A...511A..53V 2010A&A...518A..10V 2010A&A...519A..62K 2010AJ....139.1695L 2010AJ....139.1713C 2010ApJ...715..429A 2010ApJS..188..405A 2009A&A...493..317L 2009A&A...495..691M 2009A&A...505..385A 2008ApJS..175...97H 2007A&A...472..763B 2007A&A...476..759B 2006A&A...452.1107F 2006A&A...455..773V 2006ApJS..165..439R 2005A&A...435..863M 2005A&A...440..409T 2004ARep...48..941T 2004ApJ...614..607O 2003A&A...403..105F 2003A&A...406..535Z 2003A&A...406..579K 2003A&A...412...45P 2002A&A...381..757L 2002MNRAS.329..700S 2001A&A...375..661G 2001AJ....121.1741F 2001AJ....121.1872H 2001AJ....121.2843B 2001ApJS..136..265L 2000A&A...363..141R 2000AJ....119.1470D 2000ApJS..126..133W 1999A&A...342..378G 1999A&AS..139..359V 1999A&AS..139..545K 1999AJ....118.1435W 1999AJ....118.2511Z 1999MNRAS.306..137C 1998AJ....115.1234C 1998AJ....116..516M 1997A&A...319..413B 1997A&AS..123..219V 1997ApJS..111...95F 1996A&AS..115...97V 1996ApJS..107...37T 1995A&AS..109..147B 1995AJ....110..880J 1995ApJ...445..624O 1995ApJ...455L.115M 1995ApJS...98....1P 1995ApJS...99..297X 1994A&AS..103..349S 1994AJ....107..385F 1994AJ....108..313S 1994AJ....108..395X 1993ApJS...87..451H 1992MNRAS.254..655P 1990A&AS...82...41K 1989A&AS...79..283W 1989AJ.....98..419V 1984AJ.....89.1111H 1983PASP...95..842S 1981A&AS...43..381K 1979A&AS...35..371G 1978AJ.....83..451P 1977A&AS...28..123B 1972A&A....16..379B 1969MNRAS.146..265W 1967MNRAS.135..319W Measures (PLX:1 PM:3 V*:1 velocities:17 ): PLX:1PM:3V*:1velocities:17 Notes (1) : (S) 28-May-2024 - bc ref:~ obj:GB6 B1020+4003 See also \vizier{VIII/104/spectra}{Seq=142418}{Specfind radio flux densities}. ================================================================================