The table contains all the sdB stars observed during the NOT survey that were not identified as pulsators. It provides coordinates, details of the photometric...
For a curve C, viewed as a cycle in its Jacobian, we study its image n_*C under multiplication by n on JC. We prove that the subgroup generated by these cycles...
We report the discovery of a possible nova in M31 on a R band CCD image at JD 2453877.5 (2006, May 22.1 UT) with 18.7 mag (accuracy 0.1 mag). The image was...