G18.6−0.2 ADS: search title/keyword/abstract or fulltext

• Right Ascension: 18 25 55
• Declination: −12 50
• Size (/arcmin): 6
• Type: S
• Flux density at 1 GHz (/Jy): 1.4
• Spectral Index: 0.4

Notes: Has been called G18.62−0.28.

Radio: Partial shell.

Distance: HI absorption suggests 4.4 kpc.

References:

• Brogan et al. 2006, ApJ, 639, L25. VLA at 330 MHz (42″: S=1.9±0.1 Jy), plus other observations. ADS
• Kilpatrick et al. 2016, ApJ, 816, 1. CO observations, including broad lines. ADS
• Voison et al. 2016, MNRAS, 458, 2813. Molecular line observations of region. ADS
• Ranasinghe & Leahy 2018, AJ, 155, 204. VGPS HI absorption observations. ADS
• Chawner et al. 2020, MNRAS, 493, 2706. Herschel observations. ADS
• H.E.S.S. Collaboration: Abdalla et al. 2020, A&A, 644, A112. H.E.S.S. observations. ADS
• Dokara et al. 2021, A&A, 651, A86. VLA at 4 to 8 GHz (18″: S=0.4 Jy) including polarisation, and Spitzer observations. ADS
• Sofue et al. 2021, ApJS, 253, 17. Nobeyama 45-m CO observations (20″) of region. ADS

Last updated: 20 Dec 2022

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