C.D.S. - SIMBAD4 rel 1.8 - 2024.04.24CEST18:33:40 NGC 138 ------- Object NGC 138 --- G --- OID=@1404257 (@@29046,6) --- coobox=11303 Coordinates(ICRS,ep=J2000,eq=2000): 00 30 59.2414794072 +05 09 35.036526636 (Opt ) C [3.0045 2.0543 90] 2020yCat.1350....0G Coordinates(FK4,ep=B1950,eq=1950): 00 28 24.7222591717 +04 53 01.186350028 Coordinates(Gal,ep=J2000,eq=2000): 113.4670004063284 -57.3357115630856 hierarchy counts: #parents=4, #children=0, #siblings=0 Proper motions: ~ ~ [~ ~ ] ~ ~ Parallax: ~ [~] ~ ~ Radial Velocity: 11672 [101] D 2002LEDA.........0P Redshift: 0.039721 [0.000337] D 2002LEDA.........0P cz: 11908.06 [101.03] D 2002LEDA.........0P Flux B : 14.8 [~] E ~ Flux G : 18.668327 [0.027252] C 2020yCat.1350....0G Flux J : 11.088 [0.017] C 2006AJ....131.1163S Flux H : 10.403 [0.024] C 2006AJ....131.1163S Flux K : 10.086 [0.029] C 2006AJ....131.1163S Spectral type: ~ ~ ~ Morphological type: Sa D ~ Angular size: 0.880 0.387 175 (NIR ) C 2006AJ....131.1163S Identifiers (9): Gaia DR3 2554940460862814336 LEDA 1889 MCG+01-02-016 NGC 138 UGC 308 Z 409-23 2MASX J00305921+0509350 Z 0028.4+0454 UZC J003059.3+050935 Bibcodes 1850-2024 () (18): 2022A&A...664A.115Z 2021ApJ...914..121A 2018A&A...618A..81T 2017ApJ...837..120G 2016A&A...588A..14T 2015AJ....149..171T 2015ApJS..218...10V 2015ApJS..220....6B 2012ApJS..199...26H 2011MNRAS.416.2840L 2009AJ....138.1938C 2005ApJS..160..149S 2004ApJ...607..810M 2003A&A...412...45P 1999A&AS..140...89P 1999ApJS..121..287H 1999ApJS..125..409C 1999PASP..111..438F Measures (velocities:5 ): velocities:5 Notes (0) : ================================================================================