scholarly journals The CFHT Open Star Cluster Survey. II. Deep CCD Photometry of the Old Open Star Cluster NGC 6819

2001 ◽  
Vol 122 (1) ◽  
pp. 266-282 ◽  
Author(s):  
Jasonjot Singh Kalirai ◽  
Harvey B. Richer ◽  
Gregory G. Fahlman ◽  
Jean-Charles Cuillandre ◽  
Paolo Ventura ◽  
...  
2001 ◽  
Vol 122 (1) ◽  
pp. 257-265 ◽  
Author(s):  
Jasonjot Singh Kalirai ◽  
Harvey B. Richer ◽  
Gregory G. Fahlman ◽  
Jean-Charles Cuillandre ◽  
Paolo Ventura ◽  
...  

2013 ◽  
Vol 9 (S301) ◽  
pp. 495-496
Author(s):  
P. Sowicka ◽  
G. Handler ◽  
R. Taubner ◽  
M. Brunner ◽  
V.-M. Passegger ◽  
...  

AbstractThe study of variable stars in open clusters via asteroseismology is a powerful tool for the study of stellar evolution and stars in general. That is because stars in clusters can be assumed to originate from the same interstellar cloud, so they share similar properties such as age and overall metallicity. We performed a search for variable stars in the field of the young open star cluster Roslund 2, with photoelectric and CCD photometry acquired at two different telescopes. Within the resulting light curves we have found 12 variable stars. Our measurements confirm three previously known variables.


2003 ◽  
Vol 126 (3) ◽  
pp. 1402-1414 ◽  
Author(s):  
Jasonjot Singh Kalirai ◽  
Gregory G. Fahlman ◽  
Harvey B. Richer ◽  
Paolo Ventura

2001 ◽  
Vol 122 (6) ◽  
pp. 3239-3257 ◽  
Author(s):  
Jasonjot Singh Kalirai ◽  
Paolo Ventura ◽  
Harvey B. Richer ◽  
Gregory G. Fahlman ◽  
Patrick R. Durrell ◽  
...  

2015 ◽  
Vol 70 (1) ◽  
pp. 71-82 ◽  
Author(s):  
V. M. Danilov ◽  
S. I. Putkov

2004 ◽  
Vol 128 (4) ◽  
pp. 1784-1789 ◽  
Author(s):  
Kurtis A. Williams ◽  
Michael Bolte ◽  
James W. Liebert

1986 ◽  
Vol 109 ◽  
pp. 697-703
Author(s):  
Jane L. Russell

An astrometric standard catalog has been derived for the region centered on the Praesepe open star cluster. This catalog includes positions and proper motions of 408 objects on the system of the FK4 reduced from 9 catalogs and 145 plates from 15 different telescopes and spanning 110 years. The accuracy of the positions ranges from 0.01 to 0.15 arcsec and for the proper motions from 0.0002 to 0.004 arcsec/yr, depending on the number and quality of the observations. The method of catalog construction is an application of the central overlap technique.


2008 ◽  
Vol 329 (8) ◽  
pp. 845-848 ◽  
Author(s):  
V. S. Kopchev ◽  
G. T. Petrov

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