G327.4+0.4     Kes 27

• Right Ascension: 15 48 20
• Declination: −53 49
• Size (/arcmin): 21
• Type: S
• Flux density at 1 GHz (/Jy): 30?
• Spectral Index: 0.6

Notes: Has been called G327.3+0.4 and G327.3+0.5.

Radio: Incomplete, multi-arc shell, brightest to the SE.

X-ray: Diffuse, best defined to E.

Distance: HI absorption indicates 4.3 to 5.4 kpc.

References:

• Caswell et al. 1975, AuJPA, 37, 39. Molonglo at 408 MHz (3': S=58 Jy) and Parkes 64-m at 5 GHz (4': S=12.4 Jy). ADS
• Dickel & Milne 1976, AuJPh, 29, 435. Comparison of earlier Parkes 64-m maps at 2.7 GHz (8'.4) and 5 GHz (4'.4). ADS
• Lamb & Markert 1981, ApJ, 244, 94. Einstein observations. ADS
• Kesteven & Caswell 1987, A&A, 183, 118. MOST at 843 MHz (44''×55''). ADS
• Milne et al. 1989, PASA, 8, 187. MOST at 843 MHz (43''×53'': S=32.2±6 Jy), and Parkes 64-m at 8.4 GHz (3': S=9.4±0.8 Jy), including polarisation. ADS
• Whiteoak & Green 1996, A&AS, 118, 329. MOST at 843 MHz (43''×53'': S=25 Jy). ADS
• Seward et al. 1996, ApJ, 471, 887. ROSAT observations. ADS
• Green et al. 1997, AJ, 114, 2058. Parkes 64-m and ATCA OH observations. ADS
• McClure-Griffiths et al. 2001, ApJ, 551, 394. ATCA and Parkes 64-m at 1.4 GHz (2'.0×1'.8), plus HI. ADS
• Enoguchi et al. 2002, PASJ, 54, 229. ASCA observations. ADS
• Kawasaki et al. 2005, ApJ, 631, 935. ASCA observations. ADS
• Reach et al. 2006, AJ, 131, 1479. Spitzer possible detection. ADS
• Chen et al. 2008, ApJ, 676, 1040. Chandra observations. ADS

Last updated: 16 Mar 2009