A new survey of variability in the core of M15 with TRIFFID-2

A two-week campaign of high-resolution imaging of the centre of M15 using the tip/tilt correcting TRIFFID-2 camera, followed by analysis with ISIS (image matching & subtraction software), has produced the most sensitive survey to date of variable stars in the central ~1x1 arcmin^2 - a total of 4...

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Bibliographic Details
Published in:arXiv.org 2002-12
Main Authors: O'Tuairisg, Seathrun, Butler, Raymond, Shearer, Andy, Redfern, Michael, Butler, David
Format: Article
Language:English
Subjects:
Dwarf novae
Image resolution
Subtraction
Variable stars
Online Access:Get full text
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Summary:A two-week campaign of high-resolution imaging of the centre of M15 using the tip/tilt correcting TRIFFID-2 camera, followed by analysis with ISIS (image matching & subtraction software), has produced the most sensitive survey to date of variable stars in the central ~1x1 arcmin^2 - a total of 48 were detected -, and constrains the size of the dwarf nova population.
ISSN:2331-8422