Variable Star of the Season Archive
The following articles contain useful and interesting information on individual variable stars. Many of the most popular stars in the AAVSO observing program are featured. From December 1998 until December 2002, the collection of articles comprised the "Variable Star of the Month" series. Since that time, they have all been published as part of the "Variable Star of the Season" (VSOTS) collection. Each article is available in either .html or .pdf format. If you need the Acrobat plug-in to read a pdf file, you may download it for free from the Adobe website.
| Be Stars | Eclipsing Binaries | Mira | R CrB | RV Tauri | Supernovae | Z And |
| Cepheids | G Cas | Nova-like | Recurrent Novae | S Dor | T Tauri | Misc. |
| Delta Sct | Galactic Nuclei | Novae | RR Lyr | Semiregular | U Gem | UV Cet |
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PULSATORS |
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| Beta Cephei Stars | |||
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Beta Cephei Stars and Their Relatives: Winter 2005 | html format | pdf format |
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Cepheids |
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RS Pup: January 2011 |
html format | pdf format |
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TU Cas: Fall 2005 |
html format | pdf format | |
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W Virginis: Spring 2003 | html format | pdf format | |
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X Cygni: September 2002 | html format | pdf format | |
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Zeta Geminorum: March 2002 | html format | pdf format | |
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Delta Cephei: September 2000 | html format | pdf format | |
| Delta Scuti Variables | |||
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Delta Scuti and the Delta Scuti Variables: Summer 2004 | html format | pdf format |
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Mira Stars |
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RU Vir: April 2007 | html format | pdf format |
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Mira Variables with Period Changes: April 2011 | html format | pdf format | |
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Mira Revisited: Winter 2006 | html format | pdf format | |
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R Hydrae: May 2002 | html format | pdf format | |
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R Cygni: November 2001 | html format | pdf format | |
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R Leonis: April 2001 | html format | pdf format | |
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Mira: December 1998 | html format | pdf format | |
| RR Lyrae | |||
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RR Lyrae: Fall 2010 | html format | pdf format |
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AH Leo: Spring 2006 | html format | pdf format | |
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XZ Cygni: August 2002 | html format | pdf format | |
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| RV Tauri types | |||
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RV Tauri: January 2009 | html format | pdf format |
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U Monocerotis: Winter 2003 | html format | pdf format | |
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R Scuti: July 2000 | html format | pdf format | |
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| Semiregular | |||
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W Hya: April 2008 | html format | pdf format |
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V725 Sgr: Autumn 2006 | html format | pdf format | |
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Mu Cephei: October 2002 | html format | pdf format | |
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EU Delphini and the Small-Amplitude Pulsating Red Giants: July 2001 | html format | pdf format | |
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Betelgeuse: December 2000 | html format | pdf format | |
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Z Ursae Majoris: March 2000 | html format | pdf format | |
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CATACLYSMIC VARIABLES |
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| Novae | |||
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Novae: February 2012 |
html format | pdf format |
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GK Persei: November 2000 | html format | pdf format | |
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| Nova-like | |||
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UX Ursae Majoris: Spring 2004 | html format | pdf format |
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| Recurrent Novae | |||
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U Scorpii: July 2009 | html format | pdf format |
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T Pyxidis: April 2002 | html format | pdf format | |
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RS Ophiuchi: May 2000 | html format | pdf format | |
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Supernovae |
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Supernova 1987A: March 2001 | html format | pdf format |
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| U Gem and subtypes | |||
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EX Hydrae: April 2009 | html format | pdf format |
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RX Andromedae: October 2007 | html format | pdf format | |
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VW Hydri: November 2002 | html format | pdf format | |
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IP Pegasi: December 2001 | html format | pdf format | |
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WZ Sagittae: September 2001 | html format | pdf format | |
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AM Herculis: June 2001 | html format | pdf format | |
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SS Cygni: June 2000 | html format | pdf format |
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SU Ursae Majoris: February 2000 | html format | pdf format | |
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Z Camelopardalis: April 1999 | html format | pdf format | |
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U Geminorum: February 1999 | html format | pdf format | |
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| Z And (Symbiotics) | |||
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R Aquarii: Summer 2003 | html format | pdf format |
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CI Cygni: July 2002 | html format | pdf format | |
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Z Andromedae: October 2000 | html format | pdf format | |
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CH Cygni: August 2000 | html format | pdf format | |
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ERUPTIVE VARIABLES |
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| Be Stars | |||
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V1478 Cyg (MWC 349): July 2007 | html format | pdf format |
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| G Cas | |||
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Gamma Cassiopeiae: October 2001 | html format | pdf format |
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| Delta Scorpii: July 2011 | html format(EN) | (ES) | ||
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| R CrB | |||
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RY Sagittarii: August 2001 | html format | pdf format |
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R Coronae Borealis: January 2000 | html format | pdf format | |
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| S Doradus | |||
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P Cygni: September 2009 | html format | pdf format |
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Eta Carinae: April 2000 | html format | pdf format | |
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| T Tauri and related stars | |||
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RR Tauri: December 2006 | html format | pdf format |
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BM Ori, the Trapezium, and YSOs: April 2012 | html format | |
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FU Ori: February 2002 | html format | pdf format | |
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T Tauri: February 2001 | html format | pdf format | |
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| UV Ceti Variables/Flare Stars | |||
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UV Cet: Fall 2003 | html format | pdf format |
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OTHER TYPES |
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| Eclipsing Binaries | |||
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W Ursae Majoris: January 2010 | html format | pdf format |
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Epsilon Aurigae: January 2008 | html format | pdf format | |
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β Lyrae: Summer 2005 | html format | pdf format | |
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Algol: January 1999 | html format | pdf format | |
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| Active Galactic Nuclei | |||
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The Quasar 3C 273: Spring 2005 | html format | pdf format |
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Markarian 421: Winter 2004 | html format | pdf format | |
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BL Lacertae: January 2001 | html format | pdf format | |
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| Miscellaneous | |||
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FG Sagittae: June 2008 | html format | pdf format |
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FG Sagittae: November 1998 | html format | pdf format | |
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V4641 Sgr: June 2006 | html format | pdf format | |
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Transiting Exoplanets HD 209458 and TrES-1: September 2004 | html format | pdf format | |
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TT Arietis: January 2002 | html format | pdf format | |
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V4334 Sgr (Sakurai's Object): June 2002 | html format | pdf format | |
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V838 Mon: December 2002 | html format | pdf format |
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VY Canis Majoris: March 1999 | html format | pdf format | |
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Last Updated: April 5, 2012 - 7:22am
Last Updated: April 5, 2012 - 7:22am
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