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Table · dataset · 2002

Low-amplitude variables in NGC 6791

Listed in IVOA Registry (Virtual Observatory)

We have undertaken a long-term project, the Planets in Stellar Clusters Extensive Search (PISCES), to search for transiting planets in open clusters.

Description

As our first target, we have chosen NGC 6791, a very old, populous, metal-rich cluster. We present the results of a test observing run at the F.L. Whipple Observatory's 1.2 m telescope, from 2001 July 6 to August 1.

Our primary goal is to demonstrate the feasibility of obtaining the accuracy required for planetary-transit detection using image subtraction photometry on data collected with a 1 m class telescope. We present a catalog of 62 variable stars, 47 of them newly discovered, most with low-amplitude variability. Among those there are several BY Draconis type variables.

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We have also observed outbursts in the cataclysmic variables B7 and B8.

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Documentation and papers

Catalogue records · 2

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Stated by source
Optical
Inferred from text
Image 75% · Stellar astronomy and planetary systems 78%
Provenance · 1 source records, 10 field assertions
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