2022ApJS..261...13O


Query : 2022ApJS..261...13O

2022ApJS..261...13O - Astrophys. J., Suppl. Ser., 261, 13 (2022/August-1)

Catalog of High-velocity Dispersion Compact Clouds in the Central Molecular Zone of Our Galaxy.

OKA T., URUNO A., ENOKIYA R., NAKAMURA T., YAMASAKI Y., WATANABE Y., TOKUYAMA S. and IWATA Y.

Abstract (from CDS):

This study developed an automated identification procedure for compact clouds with broad velocity widths in the spectral-line data cubes of highly crowded regions. The procedure was applied to the CO J = 3 - 2 line data, obtained using the James Clerk Maxwell Telescope, to identify 184 high-velocity dispersion compact clouds (HVDCCs), which are a category of peculiar molecular clouds found in the central molecular zone of our Galaxy. A list of HVDCCs in the area -1.°4 ≤ l ≤ +2.°0, -0.°25 ≤ b ≤ +0.°25 was presented with their physical parameters, CO J = 3 - 2/J = 1 - 0 intensity ratios, and morphological classifications. Consequently, the list provides several intriguing sources that may have been driven by encounters with pointlike massive objects, local energetic events, or cloud-to-cloud collisions.

Abstract Copyright: © 2022. The Author(s). Published by the American Astronomical Society.

Journal keyword(s): Galactic center ;

VizieR on-line data: <Available at CDS (J/ApJS/261/13): table4.dat table5.dat>

Status at CDS : Examining the need for a new acronym. // All or part of tables of objects will be ingested in SIMBAD with priority 1.

Simbad objects: 10

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Number of rows : 10
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2026
#notes
1 CO -000.31+00.11 MoC 17 44.5 -29 09           ~ 5 0
2 CO -000.30-00.07 MoC 17 45.2 -29 14           ~ 7 0
3 CO -000.40-00.22 MoC 17 45.5 -29 24           ~ 25 0
4 NAME Galactic Center reg 17 45 39.60213 -29 00 22.0000           ~ 16269 0
5 NAME Galactic Circumnuclear Disk PoG 17 45 40.0 -29 00 28           ~ 187 0
6 CO 000.02-00.02 MoC 17 45.7 -28 56           ~ 34 0
7 [ONK2011] C1 cor 17 45.8 -29 00           ~ 7 0
8 NAME Sgr B2 MoC 17 47 20.4 -28 23 07           ~ 2443 1
9 CO 001.27+00.01 MoC 17 48.6 -27 51           ~ 8 0
10 SNR G034.6-00.5 SNR 18 56 10.650 +01 13 21.30           ~ 1034 2

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