[PDF] Top 20 INFORMATION BULLETIN ON VARIABLE STARS
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INFORMATION BULLETIN ON VARIABLE STARS
... 6118 HÜBSCHER, JOACHIM: BAV Results of Observations – Photoelectric Minima of Selected Eclipsing Binaries and Maxima of Pulsating Stars.. W.: Another Component in the V523 Cassiopeiae E[r] ... See full document
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COMMISSIONS 27 AND 42 OF THE IAU INFORMATION BULLETIN ON VARIABLE STARS
... of variable stars. The IBVS was also a bulletin published on behalf of the IAU Commissions 27 and 42 that exist no ...the variable-star community has repeatedly express its interest in ... See full document
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COMMISSIONS 27 AND 42 OF THE IAU INFORMATION BULLETIN ON VARIABLE STARS
... 591 variable stars giving 962 minima on eclipsing binaries and maxima on pulsating ...All information about photometers and filters are specified in the columns “Fil” and ... See full document
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COMMISSIONS 27 AND 42 OF THE IAU INFORMATION BULLETIN ON VARIABLE STARS
... The orbital period of the contact binary is 0.407670 d and the period of single-lined binary is 32.45 d (Lu et al. 2001). Zola et al. (2005) obtained BVR photometric measure- ments of HT Vir B. The light curve is typical ... See full document
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COMMISSIONS 27 AND 42 OF THE IAU INFORMATION BULLETIN ON VARIABLE STARS
... We tested two possible scenarios: a semi-detached system with two different components different radius, surface temperature, brightness and orbital period close to 0.75 day; a detached [r] ... See full document
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COMMISSIONS 27 AND 42 OF THE IAU INFORMATION BULLETIN ON VARIABLE STARS
... (Firmanyuk, 1977, Kolenberg et al., 2008) and also an uncertainty pulsation of 63 days (Wils et al., 2006), not seen in our data. We observe it with two modulations of comparable amplitude. The first Blazhko star ... See full document
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COMMISSIONS 27 AND 42 OF THE IAU INFORMATION BULLETIN ON VARIABLE STARS
... of variable star identification we noticed that stars V25, V36, V53, V74, V102 and V108 are all very close to a neighbour of similar brightness or much ...the stars are not resolved in old plates ... See full document
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COMMISSIONS 27 AND 42 OF THE IAU INFORMATION BULLETIN ON VARIABLE STARS
... V806 Cas = HD 236071 = MWC 1076 is a star with emission lines. For the first time its spectrum was described by Merrill et al. (1948) and Burbidge & Burbidge (1954). On the slit spectrograms, obtained in 1948, H I ... See full document
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COMMISSIONS 27 AND 42 OF THE IAU INFORMATION BULLETIN ON VARIABLE STARS
... Hrot t is the rotation modulation: Hrot t = Arot [cosπt − trot /Prot ]2 and Horb t is the orbital modulation: Horb t = Aorb [1 + cos2πt − torb /Porb ] The Ht function is fitted to the ob[r] ... See full document
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COMMISSIONS 27 AND 42 OF THE IAU INFORMATION BULLETIN ON VARIABLE STARS
... 637 variable stars giving 1,108 minima on eclipsing binaries and maxima on pulsating ...All information about photometers and filters are specified in the columns “Fil” and ... See full document
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COMMISSIONS 27 AND 42 OF THE IAU INFORMATION BULLETIN ON VARIABLE STARS
... V passband was 9.06 ± 0.02 magnitudes taken from the Tycho catalogue (Hog et al., 2000) and converted to the Johnson system (Kidger, no date) yielding V = 9.01 ± 0.02 magnitude. However, the author’s ensemble magnitude ... See full document
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COMMISSIONS 27 AND 42 OF THE IAU INFORMATION BULLETIN ON VARIABLE STARS
... pulsating stars is quite common. In RR Lyrae stars pulsating in the fundamental mode almost every other star is considered to show some kind of modulation (Jurcsik et ...the stars are modulated, and ... See full document
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COMMISSIONS 27 AND 42 OF THE IAU INFORMATION BULLETIN ON VARIABLE STARS
... comparison stars adopted, so it is not possible to include them in the Asiago dataset and perform an all-inclusive DFT analysis, due to the certain presence of a systematic offset in the ... See full document
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COMMISSIONS 27 AND 42 OF THE IAU INFORMATION BULLETIN ON VARIABLE STARS
... Method of data reduction: All observations were reduced and photometry was performed using C-Munipack package http://c-munipack.sourceforge.net/ Method of minimum determination: The mini[r] ... See full document
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COMMISSIONS 27 AND 42 OF THE IAU INFORMATION BULLETIN ON VARIABLE STARS
... Perhaps the most interesting feature of Figure 2 is the behavior of Hα emission outside of eclipse. Large fluctuations in EW occurred continuously over about 15 years. A possible explanation might be a variable ... See full document
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COMMISSIONS 27 AND 42 OF THE IAU INFORMATION BULLETIN ON VARIABLE STARS
... of stars in Table 1 corresponds to the order of stars in the GCVS, in the alpha- betical order of full constellation ...named variable stars, accurate coordinates and proper motions (with ... See full document
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COMMISSIONS 27 AND 42 OF THE IAU INFORMATION BULLETIN ON VARIABLE STARS
... 512 variable stars giving 838 minima on eclipsing binaries and maxima on pulsating ...All information about photometers and filters are specified in the columns “Fil” and ... See full document
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COMMISSIONS G1 AND G4 OF THE IAU INFORMATION BULLETIN ON VARIABLE STARS
... Radial velocities were determined using the Rucinski broadening functions (Rucinski 2004; Nelson 2010b; Nelson et al. 2014). An Excel worksheet with built-in macros (written by him) was used to do the necessary radial ... See full document
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COMMISSIONS G1 AND G4 OF THE IAU INFORMATION BULLETIN ON VARIABLE STARS
... lic, using 0.3m Newtonian telescope with coma-corrector (f/4.7) equipped with Moravian instruments CCD G4-16000 (KAF-16803, 4096 × 4096 px) with field of view (FOV) of 90×90 arcmin. The full FOVs are shown in Fig. 1 and ... See full document
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COMMISSIONS G1 AND G4 OF THE IAU INFORMATION BULLETIN ON VARIABLE STARS
... Variable Ext HJD 24..... Obs Type Cam Fil n ROTSE1 J173121.59+295658.4 Her min 57923.5391 0.0006 AG WU’ 1603 -Ir 24 ROTSE1 J175527.44+440654.3 Her min 57879.4576 0.0029 AG EB’ 1603 -Ir 35 ROTSE1 ... See full document
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