C.D.S. - SIMBAD4 rel 1.8 - 2024.04.25CEST10:32:59 NGC_4646 -------- Object NGC 4646 --- GiG --- OID=@548898 (@@6457,5) --- coobox=1992 Coordinates(ICRS,ep=J2000,eq=2000): 12 42 52.1454845712 +54 51 21.510402480 (Opt ) C [0.7638 1.0689 90] 2020yCat.1350....0G Coordinates(FK4,ep=B1950,eq=1950): 12 40 35.6606620997 +55 07 46.899907828 Coordinates(Gal,ep=J2000,eq=2000): 125.5787207881036 +62.2282191445107 hierarchy counts: #parents=3, #children=0, #siblings=0 Proper motions: ~ ~ [~ ~ ] ~ ~ Parallax: ~ [~] ~ ~ Radial Velocity: 4559 [38] D 2002LEDA.........0P Redshift: 0.015324 [0.000127] D 2002LEDA.........0P cz: 4594.02 [38.07] D 2002LEDA.........0P Flux B : 13.8 [~] E ~ Flux G : 18.182678 [0.023589] C 2020yCat.1350....0G Flux J : 10.817 [0.013] C 2006AJ....131.1163S Flux H : 10.091 [0.016] C 2006AJ....131.1163S Flux K : 9.814 [0.020] C 2006AJ....131.1163S Flux u : 15.621 [0.006] B 2012ApJS..203...21A Flux g : 13.760 [0.002] B 2012ApJS..203...21A Flux r : 12.920 [0.002] B 2012ApJS..203...21A Flux i : 12.480 [0.002] B 2012ApJS..203...21A Flux z : 12.130 [0.002] B 2012ApJS..203...21A Spectral type: ~ ~ ~ Morphological type: E... D ~ Angular size: 0.800 0.432 20 (NIR ) C 2006AJ....131.1163S Identifiers (15): Gaia DR3 1571221323186234240 IRAS F12405+5507 LEDA 42740 MCG+09-21-031 NGC 4646 UGC 7892 Z 270-15 2MASX J12425218+5451215 [D70] Haro32E Z 1240.6+5507 [CHM2007] HDC 726 J124252.18+5451215 [CHM2007] LDC 914 J124252.18+5451215 UZC J124252.2+545122 SDSS J124252.11+545121.6 Gaia DR2 1571221323186234240 Bibcodes 1850-2024 () (37): 2023A&A...676A.102C 2022MNRAS.513.1329Z 2021ApJ...914..121A 2020ApJS..247...53K 2020MNRAS.494.1784A 2019ApJS..244...24L 2018A&A...618A..81T 2018ApJ...868..112R 2018MNRAS.480.3257M 2017ApJ...837..120G 2016A&A...588A..14T 2016ApJ...819...11V 2015AJ....149..171T 2015ApJS..218...10V 2014ApJ...780..132M 2014ApJ...788...45T 2012ApJ...756..117F 2012ApJS..199...26H 2011MNRAS.416.2840L 2009A&A...501..835M 2009MNRAS.398..109W 2007ApJ...655..790C 2003A&A...412...45P 2003AJ....126.2268W 2002S&T...104c..28V 2001ApJ...560..566K 1999ApJS..125..409C 1999PASP..111..438F 1998A&AS..128..299P 1998Ap.....41..308M 1994PASJ...46L..65A 1992A&AS...92..749T 1990JApA...11..411A 1988ApJ...328..381M 1983ApJS...52...23B 1983ApJS...52...89H 1970AJ.....75.1143D Measures (distance:1 velocities:7 ): distance:1velocities:7 Notes (0) : ================================================================================