What are variable stars and why are astronomers interested in them?
February 28, 2017
Predicted Dates of Maxima and Minima of 381 Long Period Variables for 2017
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,
Previous Months JANUARY, FEBRUARY, MARCH, APRIL, MAY
JUNE 2017
BH Crucis (BH Cru)
Summary
VSX shows that BH Cru is a Long Period Variable (LPV) star of type Mira and can be found at 12 16 16.79 RA -56 17 09.6 DEC (328.98762 +48.34792) which makes it a star only for southern observers.
Why Observe LPV's?
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.
