G45.7−0.4 ADS: search title/keyword/abstract or fulltext

• Right Ascension: 19 16 25
• Declination: +11 09
• Size (/arcmin): 22
• Type: S
• Flux density at 1 GHz (/Jy): 4.2?
• Spectral Index: 0.4?

Radio: Shell, brightest to the SE, poorly defined to NW.

Distance: Optical extinction suggests 6.0 kpc.

References:

• Fürst et al. 1987, A&AS, 69, 403. Effelsberg 100-m at 4.75 GHz (2.′4: S=2.6±0.3 Jy), plus other flux densities. ADS
• Gorham et al. 1996, ApJ, 458, 257. Pulsar search. ADS
• Reach et al. 2006, AJ, 131, 1479. Spitzer possible detection. ADS
• Acero et al. 2016, ApJS, 224, 8. Fermi observations. 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=0.15 Jy) including polarisation, and Spitzer observations. ADS
• Zhang et al. 2021, ApJ, 923, 106. Fermi observations of region. 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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