Draco C1 is a known symbiotic binary star system composed of a carbon red giant and a hot, compact companion—likely a white dwarf—belonging to the Draco dwarf...
-
PublicationGeometry of the Draco C1 Symbiotic Binary
-
PublicationInfrared and visible photometry of the RS CVn-star II Peg
Infrared photometry in J,H,K,L,M bands carried out in different years from 1983 to 1986, and U,B,V,R,I quasi-simultaneous to 1984 are presented. Although the...
-
PublicationInfrared observations of binary stars. I
JHKLM photometry is presented for the close binary systems W UMa, U Sge and Beta-Lyr, and two systems, Eta-Gem and RR UMi, containing late-type variable...
-
PublicationInfrared photometry of open clusters - The main sequence of NGC 752
New infrared photometry of a sample of 39 stars in the open cluster NGC 752 is presented. These observations confirm the bimodality of the main sequence...
-
PublicationInfrared photometry of the RS CVn short-period systems - XY UMa and WY CNC
Infrared J and K light curves of two RS CVn short-period systems, XY UMa and WY Cnc, are presented. Both systems show similar variability in the infrared to...
-
PublicationInfrared photometry of upper main sequence stars in M39
Infrared photometry of 19 Main sequence stars in the open cluster M39 is presented. Infrared-infrared and optical-infrared color-color and color-magnitude...
-
PublicationInfrared Spectroscopy Of V404 CYGNI. Limits On The Accretion Disc Contamination
We have obtained for the first time 2.10 - 2.45 micron infrared spectra of soft X-ray transient V404 Cygni. We determine a 95 percent confidence upper limit to...
-
PublicationInfrared variability of symbiotic stars
Binary models of symbiotic stars are discussed, analyzing the results of recent IR observations. It is indicated that a binary must have component masses of...
-
PublicationMOA-2006-BLG-074: Recognizing Xallarap Contaminants in Planetary Microlensing
MOA-2006-BLG-074 was selected as one of the most promising planetary candidates in a retrospective analysis of the MOA collaboration: its asymmetric high...