Requests for Comp Stars

FYI, any one who has previously requested a sequence or recently requested a sequence, where none exists:

Please note the updated information required with any such future requests:

http://www.aavso.org/request-comparison-stars-variable-star-charts

• The name or designation of your variable star.
• The coordinates of the variable star in decimal, sexagesimal or both formats (please include decimals)
• The magnitude range of the variable, if known. (please include the Filter Letter; i.e. V, R, p, etc.....)
• The Type of variable star (SRB, M, RCB, BLLAC, etc.....)
• The Chart Scale you are able to work with (B, C, D, E, F, etc... or arcmin) for this request.
• Whether you are a visual observer or a CCD (or other digital format) observer.
• Indicate whether or not the request is “time sensitive or urgent”, as for a new or transient stellar event.

Thank you,

Tim Crawford, CTX, Sequence Team