Volume 48 number 2 — 2020

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Articles in This Issue

Editorial

• Editorial in Two Parts

  Nancy D. Morrison

Variable Star Research

• Light Curve Analysis of 33 Pulsating Red Giant Stars

  Kate M. Blackham

• Spectroscopic Monitoring of the 2017–2019 Eclipse of VV Cephei

  Ernst Pollmann, Philip Bennett

• TYC 9291-1051-1: The First Precision Photometry and Analyses of the Active, Totally Eclipsing, Solar-type Binary

  Ronald G. Samec , Heather Chamberlain, Walter Van Hamme

• The V Photometric Light Curve of Supernova 2012aw from the Archive Data of Porziano Amateur Observatory

  Corrado Spogli, Paolo Fagotti, Dario Vergari, Gianni Rocchi, Stefano Ciprini

• Photometry and Spectroscopy of P Cygni: Periodic Variation of the Intrinsic Hα-line Flux

  Ernst Pollmann

• Optical Photometry of the Dwarf Nova QZ Serpentis in Outburst

  Frank A. Kahle

• Systematic Effects in the Visual Estimation of the Brightness of Red Variable Stars

  Robert R. Cadmus, Jr.

• BVRcIc CCD Observations and Analyses of the 0.9-day Period, Totally Eclipsing, Solar Type Binary, NS Camelopardalis

  Ronald G. Samec , Heather Chamberlain, Daniel Caton, Davis Gentry, Riley Waddell, Danny Faulkner

• SZ Sculptoris: Light Curve Analyses and Period Study of the Totally Eclipsing, Galactic South Pole, Solar-Type Binary

  Ronald G. Samec, Walter Van Hamme, Robert Hill

• V725 Sagittarii: Unique, Important, Neglected

  John R. Percy

• Analysis of ASAS-SN Observations of Short-Period Mira Stars

  John R. Percy, Patricia Golaszewska

• CCD Minima for Selected Eclipsing Binaries in 2019

  Robert H. Nelson

• Photometry of TIC 230386284, a Recently Found Bright Eclipsing Star in Draco

  Maksym Pyatnytskyy

• CCD Photometry, Light Curve Modeling, and Period Study of Four Overcontact Binary Systems: EI CMi, NSVS 3092802, V1309 Her, and V958 Mon

  Kevin B. Alton

• A Photometric Study of the Contact Binary GR Piscium

  Edward J. Michaels

• Maintaining the Ephemeris of 20 CoRoT Planets: Transit Minimum Times and Potential Transit Timing Variations

  Hans J. Deeg, Peter Klagyivik, James D. Armstrong, David Nespral, Lev Tal-Or, Roi Alonso, Richelle Cabatic, Cameron Chaffey, Bartek Gauza, Sergio Hoyer, Christopher J. Lindsay, Paulo Miles-Páez, Patricio Rojo, Brandon Tingley

• The Discovery of a New EA-Type Variable, TIC 160164029

  Gabriel C. Neagu, Diana M. Manole

• Kepler Observations of Three SRS: Stars—V616 Lyrae, V607 Lyrae, and V621 Lyrae

  Jennifer Cash, Don Walter, Wesley Red, Gabrielle Jones

• The W-type W UMa Contact Binary MU Cancri

  Andrew P. Odell, Joel A. Eaton

• U, B, V, Rc, Ic Photometric Observations of the Dwarf Nova DX Andromedae During the Years 2018–2019

  Corrado Spogli, Gianni Rocchi , Dario Vergari, Stefano Ciprini

• Expansion and Reinterpretation of the O–C Diagram of the High Amplitude δ Scuti Star RS Gruis

  Roy A. Axelsen, Tim Napier-Munn

Education and Outreach

• Exoplanets for Everyone

  Todd Duncan, Erika Dunning, Justin Hurworth, Erin Mercer

Variable Star Data

• Southern Eclipsing Binary Minima and Light Elements in 2019

  Tom Richards, Mark Blackford, Neil Butterworth, Robert Jenkins

• Recent Minima of 244 Eclipsing Binary Stars

  Gerard Samolyk

Abstracts

• Gaia Data Enables New Methods of Analysis and Discovery (Abstract)

  John E. Hoot

• Beyond the Milky Way: Comparison Stars for Photometry in M31 and M33 (Abstract)

  John C. Martin

• Towards the Flux Calibration of Small Telescope Spectra (Abstract)

  Wayne Green, Anthony Rodda, Clarke Yeager

• The Role of 3D Printing in Spectrograph and Small Telescope Science (Abstract)

  Anthony Rodda, Jerry Foote, Wayne Green, Thomas Smith, Clarke Yeager, Forrest Sims, Robert Buchheim, Paul Gerlach

• Applying a Comprehensive, High-precision Catalog to Asteroid Light Curves (Abstract)

  Eric Dose

• Vetting The MOTESS-GNAT 1 Catalog (Abstract)

  John E. Hoot

• An Array Photo-Polarimeter for Blazar Measurements (Abstract)

  Gary M. Cole, Andrew Friedman

• More Glass for Optical SETI (Abstract)

  Bruce Howard

• Observation and Investigation of NGC 1662 (Abstract)

  Talia Green, Sebastian Dehnadi, Connor Espenshade, Kalée Tock

• Measurements of Neglected Double Stars (Abstract)

  Brandon Bonifacio, Calla Marchetti, Ryan Caputo, Kalée Tock

• Tycho Tracker: A New Tool to Facilitate the Discovery and Recovery of Asteroids Using Synthetic Tracking and Modern GPU Hardware (Abstract)

  Daniel Parrott

• Astronomy Will Not Trail Off: Novel Methods for Removing Satellite Trails From Celestial Images (Abstract)

  Owen M. Dugan

• Exoplanet Watch: Utilizing Small Telescopes Operated by Citizen Scientists for Transiting Exoplanet Follow-up (Abstract)

  Robert T. Zellem

• Data Analysis of Bright Main-Sequence A- and B-type Stars Observed Using the TESS and BRITE Spacecraft (Abstract)

  Joyce A. Guzik, Jason Jackiewicz, Andrzej Pigulski, Giovanni Catanzaro, Michael S. Soukup, Patrick Gaulme, Gerald Handler, The BRITE Team

• Comparing the Ages of NGC 1513 and NGC 2420 (Abstract)

  Sahana Datar, Cindy Wang, Connor Espenshade, Kalée Tock

• The Prairie View Observatory: First Light (Abstract)

  Brian Cudnik, Mahmudur Rahman, Gary M. Erickson, Premkumar Saganti, S. Douglas Holland

• Confirmation of Short Period Pulsating Variables Using an Array of Robotic Telescopes (Abstract)

  Eric G. Hintz, Jarrod L. Hansen, Jacob S. Jensen, Elizabeth E. Banks

• Analysis of HAT-P-23 b, Qatar-1 b, WASP-2 b, and WASP-33 b with an Optimized EXOplanet Transit Interpretation Code (Abstract)

  Sujay Nair, Jonathan Varghese, Kalée Tock, Robert Zellem

• Assessing Habitability of Exoplanet Targets (Abstract)

  Elias Koubaa, Lian E, Greta Olson, Ivan Altunin, Kalée Tock

• Studies of Exoplanets with Candidate TOI 717.01 and Confirmed HAT-P-3b (Abstract)

  Sujay Nair, Krithi Koodli, Elliott Chalcraft, Kalée Tock

• Looking for Transit Timing Variations in TrES-1 (Abstract)

  Quinn Perian, Paige Yeung, Peyton Robertson, Kalée Tock

• Observation of Gaia (DR2) Red and White Dwarf Binary Stars in the Solar Neighborhood (Abstract)

  Rick Wasson

• New Life for the Bright Star Monitors (Abstract)

  Arne A. Henden

• Identification and Analysis of Pulsating Red Giants Misclassified by ASAS and ASAS-SN (Abstract)

  Kristine Larsen

• The Photometric and Spectroscopic Development of the 2019 Eruption of the Recurrent Nova V3890 Sgr Followed with Small Telescopes (Abstract)

  Forrest Sims

• Photometry of Betelgeuse Through Its Recent Faint Minimum (Abstract)

  Tom Polakis