Volume 51 number 2 — 2023
Articles in This Issue
Editorial: Who are JAAVSO’s Authors?
Nancy D. Morrison
Tracking Spectroscopically Determined H-alpha and H-beta Indices for Two Emission-Line Objects
Tyler B. Harding, Eric G. Hintz
Photometry and Transit Modeling of Exoplanet XO-1b
Simon Sikora, Timothy Banks
Investigation of the Variable Star CH Camelopardalis in the Planetary Nebula NGC 1501
Trent Mosher, Aisha Randhawa, Carolina Noviello, Adela Horsting, Kalée Tock
No Longer Eclipsing—The Strange Case of RS Crateris
Stephen P. Cook
Markov Chain Monte Carlo Optimization applied to Dyson’s Visual Double Stars
Isabella Soh Xiao Si, Michael D. Rhodes, Edwin Budding, Timothy Banks
Ninety-Seven New Variable Stars in ω Centauri
Douglas Walker, Michael Albrow
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W. Allen Gilchrist, Jr., Kevin B. Alton
Spectroscopic and Photometric Study of the Asymptotic Giant Branch Star T Cephei
David Boyd
X-ray Luminosity Versus Orbital Period of AM CVn Systems
Teja Begari, Thomas J. Maccarone
Variability Properties of Red Giants and Supergiants in the AAVSO Binocular Observing Program
John R. Percy, Sandra Zhitkova
The “Long Secondary Period (LSP) Variables”: Overview and Some Analysis
John R. Percy, Mayank H. Shenoy
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Avinash S. Nediyedath, Martin J. Fowler, Anthony Norris, Shivaraj R. Maidur, Kyle A. Pearson, Scott Dixon, Pablo Lewin, Andre O. Kovacs, Alessandro Odasso, Ken Davis, Michael Primm, Prithwis Das, Bryan E. Martin, Douglas Lalla
Recent Minima of 229 Eclipsing Binary Stars
Gerard Samolyk