eJAAVSO

ejaavso422451

eJAAVSO

Methods for O–C (Observed Minus Computed) Diagrams and for the Determination of Light Elements of Variable Stars with Linear and Second Order Polynomial Ephemerides

   pdf

Roy Andrew Axelsen
P.O. Box 706, Kenmore, Queensland 4069, Australia

Received July 24, 2014; accepted July 28, 2014

ejaavso422434

eJAAVSO

The Challenge of Observing the zeta Aurigae Binary Stars

   pdf

Frank J. Melillo


Holtsville Observatory, 14 Glen-Hollow Dr, E-16, Holtsville, NY 11742

Received March 31, 2014; revised May 12, 2014 and June 12, 2014; accepted June 12, 2014

Abstract

ejaavso422406

eJAAVSO

First Photometric Study of the Short Period Solar Type Binary V1073 Herculis and the Possible Detection of a Dwarf Companion

   pdf

Ronald G. Samec
Faculty Research Associate, Pisgah Astronomical Research Institute, One Pari Drive, Rosman, NC 28772

ejaavso422333

eJAAVSO

BVRI Photometry of SN 2013ej in M74

   pdf

Michael W. Richmond

School of Physics and Astronomy, Rochester Institute of Technology, 84 Lomb Memorial Drive, Rochester, NY 14623

Received May 19, 2014; revised June 24, 2014; accepted June 25, 2014

Abstract