HUBBLE SPACE TELESCOPE FINE GUIDANCE SENSOR PARALLAXES FOR FOUR CLASSICAL NOVAE**Based partially on observations made with the NASA/ESA Hubble Space Telescope, obtained from the Data Archive at the Space Telescope Science Institute, which is operated by the Association of Universities for Research in Astronomy, Inc., under NASA contract NAS 5-26555. These observations are associated with programs GO10912, GO11295, and GO11785.,††Based partially on observations obtained with the Apache Point Observatory 3.5 m telescope, which is owned and operated by the Astrophysical Research Consortium.
Article in The Astrophysical Journal (March 2013)