CP Draconis

Basic Data

Type  
Period (d) 0.08?
Mag 14-17
a(2000) 10h 15 m 40 s
d(2000) +73 26 04

 

120 s exposure using the 0.32 m f/4.8 and ST-7E detector.

C1 = GSC 0439000561
C2 = GSC 0439000626

 

Data from the evening of Feb 25/26, 2001. Fair to poor conditions, observations terminated by cloud.
Data from Feb 26/27, 2001. Moderate to strong breeze but otherwise very good conditions during first half of the night. Typical scatter <0.01 mag. High cloud and extensive aurora in the later part of the evening. SH's well defined and robust.
Data from the evening of March 2/3, 2001. Good conditions through most of the evening with cloud at 04h MST. SH's are still visible and well resolved but the system is in decline. Typical scatter (C2-C1) < 0.015; 200 s integration.
Excellent conditions throughout night. Light aurora low in N. CP Dra is fading and SH's becoming less prominent. Typical scatter < 0.01 mag.