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LPV

Alert Notice 645: Monitoring of LPVs for Maser Study

July 31, 2018: Michael Stroh (Ph.D. candidate, University of New Mexico) requests AAVSO assistance in monitoring 20 LPVs in support of a VLA campaign studying SiO masers. AAVSO monitoring begins now and goes through October 2019.

LPV of the Month July, 2018

SS Virginis

A Carbon Star

Summary

This month's Long Period Variable (LPV), SS Vir, should be a treat for visual observers. SS Vir is a bright but very dark red Carbon Star.  It’s B-V index is 4.20, making it one of the reddest object around.

AAVSO Bulletin 81 for 2018 published

AAVSO Bulletin 81: Predicted Dates of Maxima and Minima of Long Period Variables for 2018 has been published. This annual publication covers the period January 2018 - February 2019 and gives predicted extrema dates for 381 Long Period Variables in the AAVSO's Legacy LPV program.

 

AAVSO Bulletin 81 for 2018 - Introduction

AAVSO Bulletin 81: Predicted Dates of Maxima and Minima of
381 Long Period Variables for 2018

AAVSO Bulletin 81 for 2018

Predicted Dates of Maxima and Minima of 381 Long Period Variables for 2018

Variable Stars and the Stories they Tell

What are variable stars and why are astronomers interested in them?

Pages

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