C.D.S. - SIMBAD4 rel 1.8 - 2024.03.28CET18:26:25 NGC 4998 -------- Object NGC 4998 --- G --- OID=@567109 (@@7124,17) --- coobox=1901 Coordinates(ICRS,ep=J2000,eq=2000): 13 08 10.16237 +50 39 49.5522 (Opt ) C [~ ~ ] 2020ApJS..249....3A Coordinates(FK4,ep=B1950,eq=1950): 13 06 00.03575 +50 55 48.8968 Coordinates(Gal,ep=J2000,eq=2000): 116.34001252 +66.24980108 hierarchy counts: #parents=0, #children=0, #siblings=0 Proper motions: ~ ~ [~ ~ ] ~ ~ Parallax: ~ [~] ~ ~ Radial Velocity: 8783 [21] D 1999PASP..111..438F Redshift: 0.02974 [0.00007] D 1999PASP..111..438F cz: 8915.0 [21.0] D 1999PASP..111..438F Flux B : 15.2 [~] E ~ Flux J : 12.488 [0.042] C 2006AJ....131.1163S Flux H : 11.796 [0.044] C 2006AJ....131.1163S Flux K : 11.685 [0.081] C 2006AJ....131.1163S Flux u : 15.599 [0.009] B 2020ApJS..249....3A Flux g : 14.319 [0.002] B 2020ApJS..249....3A Flux r : 13.747 [0.002] B 2020ApJS..249....3A Flux i : 13.393 [0.002] B 2020ApJS..249....3A Flux z : 13.219 [0.005] B 2020ApJS..249....3A Spectral type: ~ ~ ~ Morphological type: ~ ~ ~ Angular size: 0.87 0.78 ~ (Opt ) E 2003A&A...412...45P Identifiers (10): MaNGA 1-591433 SDSS J130810.15+503949.4 MaNGA 11830-12703 2MASX J13081011+5039491 LEDA 45537 MCG+09-22-017 NGC 4998 Z 1306.0+5056 Z 271-15 UZC J130810.3+503951 Bibcodes 1850-2024 () (6): 2022ApJS..262...36S 2019ApJ...872..148C 2003A&A...412...45P 1999A&AS..140...89P 1999PASP..111..438F 1997A&AS..126..503M Measures (velocities:1 ): velocities:1 Notes (0) : ================================================================================