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Optical positions of 3C 273

โœ Scribed by Wang Shu-he; Xu Tong-qi; Lu Pei-zhen


Publisher
Elsevier Science
Year
1990
Tongue
English
Weight
232 KB
Volume
14
Category
Article
ISSN
0275-1062

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๐Ÿ“œ SIMILAR VOLUMES


Photographic observations of 3C 273
โœ Chu Yu-hua; Shen Chang-jun; Wang Chao-dong; Wu Hai-wa; Wang Shi-chong ๐Ÿ“‚ Article ๐Ÿ“… 1984 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 108 KB
3C 273: A review of recent results
โœ Marie-Helene Ulrich ๐Ÿ“‚ Article ๐Ÿ“… 1981 ๐Ÿ› Springer Netherlands ๐ŸŒ English โš– 957 KB

3C 273 is the most extensively studied quasar both from the ground and from space. Recent satellite observations have given important information on the overall electromagnetic spectrum of 3C 273 in the 3'-ray, X-ray, and UV ranges. The most salient results are: (i) the energy per decade of frequenc