C.D.S. - SIMBAD4 rel 1.8 - 2024.04.25CEST13:45:05 NGC2923 ------- Object NGC 2923 --- GiG --- OID=@1643194 (@@34075,22) --- coobox=12822 Coordinates(ICRS,ep=J2000,eq=2000): 09 36 03.8300734104 +16 45 37.340325612 (Opt ) C [6.4837 3.6331 90] 2020yCat.1350....0G Coordinates(FK4,ep=B1950,eq=1950): 09 33 18.0825525241 +16 59 04.674158293 Coordinates(Gal,ep=J2000,eq=2000): 215.3701223267734 +43.8146023010580 hierarchy counts: #parents=0, #children=1, #siblings=0 Proper motions: ~ ~ [~ ~ ] ~ ~ Parallax: ~ [~] ~ ~ Radial Velocity: 8087 [3] C 2011yCat.2306....0A Redshift: 0.02735 [0.00001] C 2011yCat.2306....0A cz: 8199.3 [3.0] C 2011yCat.2306....0A Flux B : 15.2 [~] D 1999PASP..111..438F Flux G : 20.726807 [0.024137] C 2020yCat.1350....0G Flux J : 13.779 [0.071] C 2006AJ....131.1163S Flux H : 13.346 [0.111] D 2006AJ....131.1163S Flux K : 12.979 [0.123] D 2006AJ....131.1163S Flux u : 16.650 [0.009] B 2011yCat.2306....0A Flux g : 15.660 [0.003] B 2011yCat.2306....0A Flux r : 15.278 [0.003] B 2011yCat.2306....0A Flux i : 15.076 [0.003] B 2011yCat.2306....0A Flux z : 14.858 [0.005] B 2011yCat.2306....0A Spectral type: ~ ~ ~ Morphological type: ~ ~ ~ Angular size: 0.220 0.158 35 (NIR ) C 2006AJ....131.1163S Identifiers (11): Gaia DR3 620683457865720320 AGC 191256 IRAS F09333+1659 LEDA 27306 NGC 2923 NPM1G +16.0191 Z 92-8 2MASX J09360382+1645371 UZC J093603.8+164537 Z 0933.3+1659 SDSS J093603.82+164537.3 Bibcodes 1850-2024 () (20): 2022A&A...660A..40M 2022A&A...666A.186D 2020MNRAS.494.2090J 2018ApJ...861...49H 2018MNRAS.479.3232G 2017A&A...599A..71D 2017ApJ...850...89G 2016A&A...589A.110A 2016MNRAS.459.3939V 2014ApJ...786...67A 2014ApJ...788...45T 2012A&A...544A..81H 2012MNRAS.424.2841H 2009MNRAS.398..109W 2009MNRAS.399..559A 2005IAUC.8468....1T 2003A&A...412...45P 2002AJ....123.2976R 1999PASP..111..438F 1996A&AS..117..467G Measures (distance:1 velocities:4 ): distance:1velocities:4 Notes (0) : ================================================================================