June 24, 2013: The date given in AAVSO Special Notice #360 for the HST/COS observations of the SU UMa-type dwarf nova CC Scl has been REVISED from June 27 to:
CC Scl 2013 Jun 29 03:19:13 through 05:54:10 UT
The HST team will be making a final decision early on June 28 about observing CC Scl based substantially on your observations, so they are essential.
Close monitoring of CC Scl through June 30 is requested. CC Scl is V magnitude 17 at minimum and as bright as13.4V at maximum.
Please see AAVSO Special Notice #360 for more details on CC Scl and on upcoming HST/COS targets for this campaign.
CC Scl R.A. 23 15 31.86 Dec. -30 48 47.6
Charts may be created using the AAVSO Variable Star Plotter (http://www.aavso.org/vsp ).
Please report observations as soon as possible to the AAVSO International Database using the name CC SCL. If an outburst is detected, please report observations immediately. Many thanks!
Details of the HST/COS CV campaign may be found in AAVSO Alert Notice 471 (http://www.aavso.org/aavso-alert-notice-471 ). Related AAVSO Special Notices may be found via the Observing Campaigns page (http://www.aavso.org/observing-campaigns ). AAVSO Special Notice #360 (http://www.aavso.org/aavso-special-notice-360 ) to CC Scl.
This AAVSO Special Notice was compiled by Elizabeth O. Waagen.
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