Note: this is an
archived version which has been superseded. The current SNR
catalogue is at
http://www.mrao.cam.ac.uk/surveys/snrs/
G18.8+0.3
Kes 67
- Right Ascension: 18 21 10
- Declination: -12 25
- Size (arcmin): 17×11
- Type: S
- Flux density at 1 GHz (Jy): 33
- Spectral Index: 0.4
Notes: Has been called G18.9+0.3.
- Radio: Incomplete shell, in complex region near the HII region W39.
- Distance: HI absorption indicates >9.5 kpc, and possibly <19 kpc.
References:
- Willis 1973, A&A, 26, 237. NRAO 300-ft at 2.7 GHz (5': S=17±7).
- Clark et al. 1975, AuJPA, 37, 75. Molonglo at 408 MHz (3': S=38).
ADS
- Caswell et al. 1975, A&A, 45, 239. Parkes HI absorption.
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
- Altenhoff et al. 1979, A&AS, 35, 23. Effelsberg 100-m at 4.9 GHz (2'.6).
ADS
- Milne et al. 1989, PASAu, 8, 187. Parkes 64-m at 8.4 GHz (3'.0: S=12.9±1.0), including polarization.
ADS
- Kassim 1992, AJ, 103, 943. VLA at 327 MHz (2'.9×3'.5: S=55).
ADS
- Dubner et al. 1996, AJ, 111, 1304. VLA at 1.4 GHz (75"×55": S=29.9±0.3).
ADS
Last updated: 20 AUG 1996
Dave Green/MRAO, Cambridge, UK/D.A.Green@mrao.cam.ac.uk