In AAVSO Bulletin 81 there are two stars that exhibit double maxima: R Cen and R Nor. These stars therefore have primary and secondary maxima and minima. They are not included in the main Bulletin table.
AAVSO Bulletin 81 - Predicted Dates of Maxima and Minima of Long Period Variables for 2018 - is published in the format that was introduced in 2011.
AAVSO Bulletin 81: Predicted Dates of Maxima and Minima of
381 Long Period Variables for 2018
Letter to Users of 2018 Bulletin
In AAVSO Bulletin 80 there are two stars that exhibit double maxima: R Cen and R Nor. These stars therefore have primary and secondary maxima and minima. They are not included in the main Bulletin table.
AAVSO Bulletin 80 - Predicted Dates of Maxima and Minima of Long Period Variables for 2017 - is published in the format that was introduced in 2011. The information that was included in earlier numbers of the Bulletin is included in this format, along with more information. The Bulletin does not include stars that do not have an AAVSO mean curve.
AAVSO Bulletin 80: Predicted Dates of Maxima and Minima of
381 Long Period Variables for 2017
Elizabeth O. Waagen, Senior Technical Assistant (Science Operations)
AAVSO, 49 Bay State Road, Cambridge, MA 02138 USA
Letter to Users of 2017 Bulletin
February 2017
Dear Observers,
AAVSO Bulletin 79 - Predicted Dates of Maxima and Minima for 381 Long Period Variables for 2016 is published and available on the AAVSO website. This publication covers the interval 1 January 2016 through 28 February 2017. All Bulletin-related materials may be found via the main Bulletin page.
In AAVSO Bulletin 79 there are two stars that exhibit double maxima: R Cen and R Nor. These stars therefore have primary and secondary maxima and minima. They are not included in the main Bulletin table. Their predicted dates of maximum and minimum for January 2016 through February 2017 are presented here in list form (JD and Gregorian calendar dates) and in approximation of the main Bulletin table format.
