Note: this is an archived version which has been superseded. The current SNR catalogue is at https://www.mrao.cam.ac.uk/surveys/snrs/

G42.8+0.6 ADS: search fulltext or title/keyword/abstract

• Right Ascension: 19 07 20
• Declination: +09 05
• Size (/arcmin): 24
• Type: S
• Flux density at 1 GHz (/Jy): 3?
• Spectral Index: 0.5?

Notes: Has been called G42.8+0.65.

Radio: Faint shell.

Point sources: Near soft gamma repeater, and young pulsar.

Distance: Optical extinction suggests 4.2 kpc.

References:

• Fürst et al. 1987, A&AS, 69, 403. Effelsberg 100-m at 4.75 GHz (2.'4: S=1.5±0.2 Jy), plus other flux densities. ADS
• Vasisht et al. 1994, ApJ, 431, L35. VLA at 327 MHz (3.'2×3.'4). ADS
• Hurley et al. 1996, ApJ, 463, L13. Observations of soft gamma repeater field. ADS
• Lorimer & Xilouris 2000, ApJ, 545, 385. Pulsar detection. ADS
• Aharonian et al. 2001, A&A, 375, 1008. H.E.S.S. limit. ADS
• Kaplan et al. 2002, ApJ, 566, 378. VLA at 333 MHz (50''), and other observations of the region. ADS
• Wang et al. 2020, A&A, 639, A72. Optical extinction for distance. ADS
• Dokara et al. 2021, A&A, 651, A86. VLA at 4 to 8 GHz (18'': S=0.04 Jy) including polarisation, and Spitzer observations. ADS

Last updated: 20 Dec 2022

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