Optical Monitoring of 3C 66A in 1994–2008

• DOI: 10.1007/s12036-011-9027-2
• Publication Date: 2011-07-29T15:43:25Z
• Authors: J. Tao; J. H. Fan; B. C. Qian; H. J. Pan
• Keywords: BL Lac object

3C 66A is one of the most interesting blazar. Our monitoring was carried out with a 1.56-m telescope of the Shanghai Astronomical Observatory (SHAO) from 13 December 1994 to 9 November 2008. Some peaks and gradual brightening of the source up to three times were observed.