Note: this is an archived version which has been superseded.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

G54.1+0.3    

• Right Ascension: 19 30 31
• Declination: +18 52
• Size (/arcmin): 1.5
• Type: F?
• Flux density at 1 GHz (/Jy): 0.5
• Spectral Index: 0.1

Radio: Filled-centre.

X-ray: Centrally concentrated, with extensions and diffuse emission.

Point sources: Central pulsar.

References:

• Green 1985, MNRAS, 216, 691. 5km at 2.7 GHz (7"×20"). ADS
• Reich et al. 1985, A&A, 151, L10. Effelsberg 100-m at 4.75 GHz (2'.4: S=0.37±0.04 Jy) ADS
• Velusamy & Becker 1988, AJ, 95, 1162. VLA at 1.4 (14": S=0.48±0.03 Jy), 1.6 (14": S=0.42±0.03 Jy) and 5 GHz (5": S=0.33±0.02 Jy), Ooty at 327 MHz (S=0.50±0.08 Jy), plus review of flux densities. ADS
• Seward 1989, AJ, 97, 481. Einstein observations. ADS
• Biggs & Lyne 1996, MNRAS, 282, 691. Pulsar search. ADS
• Gorham et al. 1996, ApJ, 458, 257. Pulsar search. ADS
• Green et al. 1997, AJ, 114, 2058. Parkes 64-m OH observations. ADS
• Lu et al. 2001, A&A, 370, 570. ROSAT and ASCA observations. ADS
• Lu et al. 2002, ApJ, 568, L49. Chandra observations. ADS
• Camilo et al. 2002, ApJ, 574, L71. Pulsar detection. ADS

Last updated: 7 Jan 2004