Dictionary of Nomenclature of Celestial Objects
(Last update: 07-Nov-2019)

Result of query: info cati DJW84] W49$



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Details on Acronym:   [DJW84]
   [DJW84] (Dreher+Johnston+Welch+, 1984) Write:<<[DJW84] W49 AN>>
<<[DJW84] W49 ANa>>
<<[DJW84] W49 AA>>
<<[DJW84] W49 AAw>>
<<[DJW84] W49S-1>> N: 19+39 Object:(Rad)  (SIMBAD class: Radio = Radio-source) Stat:is completely incorporated in Simbad Note:Components of W 49 (sometimes cited as components of W 49N): N=19 (Nos A-S),
N=18 subcomponents with a format 'AN', and N=4 'ANa', the component G1S (South of G1) is G1s in SIMBAD.
N=12 new components with a format 'AA', and N=4 'AAw'.
A Component in the South region, format 'W49S-1' is also added.
See also CB01. in source:W 49:W 49A = W 49A Ref:=1984ApJ...283..632D byDREHER J.W. , JOHNSTON K.J., WELCH W.J., WALKER R.C. Astrophys. J., 283, 632-639 (1984) Ultracompact structure in the HII region W 49N. oTable 1: <[DJW84] W49 AN> (Nos A-G), (Nos G1-G2). Ref:=1990ApJ...351..189D byDICKEL H.R. , GOSS W.M. Astrophys. J., 351, 189-205 (1990) VLA observations of the 6 centimeter and 2 centimeter lines of H2CO in the direction of W 49. oTable 2: <[DJW84] W49 A> (Nos H-S) added. Ref:=1997ApJ...482..307D byDE PREE C.G. , MEHRINGER D.M., GOSS W.M. Astrophys. J., 482, 307-333 (1997) Multifrequency, high-resolution radio recombination line observations of the massive star-forming region W49A. oTable 4: <[DJW84] W49 AN> N=11 added, <[DJW84] W49 AA> N=11, <[DJW84] W49S-1) N=1. Ref:=2000ApJ...540..308D byDE PREE C.G. , WILNER D.J., GOSS W.M., WELCH W.J., McGRATH E. Astrophys. J., 540, 308-315 (2000) Ultracompact H II regions in W49N at 500 AU scales: shells, winds, and the water maser source. oFig.2, Table 3: <[DJW84] W49 AN> (Nos A1-A2, B2) added, <[DJW84] W49 ANa> (Nos G1a-G1c). Ref:=2000ApJ...540..316S bySMITH N. , JACKSON J.M., KRAEMER K.E., DEUTSCH L.K., BOLATTO A., HORA J.L., FAZIO G., HOFFMANN W.F., DAYAL A. Astrophys. J., 540, 316-331 (2000) Thermal infrared imaging of ultracompact H II regions in W49A. oFig.3, Table 2: <[DJW84] W49 AA> (No. DD) added, <[DJW84] W49 AAw> (Nos BBe, DDs, EEe, HHw). Ref:=2001ApJ...550L..81W byWILNER D.J. , DE PREE C.G., WELCH W.J., GOSS W.M. Astrophys. J., 550, 81-85 (2001) Hot cores in W49N and the timescale for hot core evolution. oFig.1: <[DJW84] W49 AN> (No. K2) added. Fig.2, Table 2: <[WDW2001] MCN a> (Nos a-f). Ref:=2004ApJ...600..286D byDE PREE C.G. , WILNER D.J., MERCER A.J., DAVIS L.E., GOSS W.M., KURTZ S. Astrophys. J., 600, 286-291 (2004) Broad recombination line objects in W49 north on 600 AU scales. oTable 1: Source G1S is [DJW84] W49 G1s in SIMBAD. oTable 1: <[DJW84] W49 ANa> (Nos B3, G1s) added. Originof the Acronym: S = Created by Simbad, the CDS Database

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