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Deep MMT Transit Survey of the Open Cluster M37 II: Variable Stars
J. D. Hartman, B. S. Gaudi, M. J. Holman +5
We have conducted a deep ($15 \la r \la 23$), 20 night survey for transiting planets in the intermediate age () open cluster M37 (NGC 2099) using the Megacam wi…
Deep MMT Transit Survey of the Open Cluster M37 I: Observations and Cluster Parameters
J. D. Hartman, B. S. Gaudi, M. J. Holman +6
We have conducted a deep ($15 \la r \la 23$), 20 night survey for transiting planets in the intermediate age open cluster M37 (NGC 2099) using the Megacam wide-field mosaic CCD cam…
Detection of Beat Cepheids in M33 and Their Use as a Probe of the M33 Metallicity Distribution
J. -P. Beaulieu, J. Robert Buchler, J. -B. Marquette +2
Our analysis of the Deep CFHT M33 variability survey database has uncovered 5 Beat Cepheids (BCs) that are pulsating in the fundamental and first overtone modes. With {\it only} th…
Deep CFHT Photometric Survey of the Entire M33 Galaxy I: Catalogue of 36000 Variable Point Sources
J. D. Hartman, D. Bersier, K. Z. Stanek +4
We have conducted a variability survey of the local group galaxy M33 using g', r', and i' observations from 27 nights spanning 17 months made with the MegaPrime/MegaCam instrument…