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Home > Special Notice #97: Outburst of the WZ-type dwarf nova HV Vir

February 14, 2008: The infrequently outbursting WZ Sge-type dwarf nova HV Vir is currently in outburst. HV Vir was detected in outburst by Rod Stubbings (Tetoora Road, Victoria, Australia) at a visual magnitude of 11.5 on 2008 Feb 14.601 (JD 2454511.101; vsnet-alert 9912), and was confirmed by Akira Arai et al. (KANATA team; vsnet-alert 9913) at V = 12.4 on 2008 Feb 14.6389 (JD 2454511.1389). The most recent observations of HV Vir in the AAVSO International Database indicate the star was fainter than m(vis)=14.8 on 2008 Feb 10.147 (JD 2454506.647; Gary Poyner, Birmingham, England, UK). Visual and instrumental observations of this rare outburster are requested, including instrumental time-series photometry.

HV Vir is located at RA: 13 21 3.10 , Dec: +01 53 30.0 (J2000).

Charts for HV Vir may be plotted with VSP: http://www.aavso.org/observing/charts/vsp/index.html?pickname=HV%20Vir [1]

Recent observations of HV Vir may be obtained here: http://www.aavso.org/cgi-bin/newql.pl?name=HV%20Vir&output=html [2]

 

This AAVSO Special Notice was prepared by Matthew Templeton.

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Tags: 
AAVSO Special Notice [6]
WZ-type [7]
cataclysmic variable [8]
HV Vir [9]
AAVSO International Database [10]
Submitted by weo on Fri, 06/16/2017 - 17:25

Source URL: http://www.aavso.org/aavso-special-notice-97

Links
[1] http://www.aavso.org/observing/charts/vsp/index.html?pickname=HV%20Vir
[2] http://www.aavso.org/cgi-bin/newql.pl?name=HV%20Vir&output=html
[3] http://www.aavso.org/observing/submit/
[4] http://www.aavso.org/publications/specialnotice/
[5] http://www.aavso.org/publications/email/
[6] http://www.aavso.org/category/tags/aavso-special-notice
[7] http://www.aavso.org/tags/wz-type
[8] http://www.aavso.org/category/tags/cataclysmic-variable
[9] http://www.aavso.org/tags/hv-vir
[10] http://www.aavso.org/category/tags/aavso-international-database