EMCCD photometry reveals two new variable stars in the crowded central region of the globular cluster NGC 6981

EMCCD photometry reveals two new variable stars in the crowded central region of the globular cluster NGC 6981

Two previously unknown variable stars in the crowded central region of the globular cluster NGC 6981 are presented. The observations were made using the electron multiplying CCD (EMCCD) camera at the Danish 1.54 m Telescope at La Silla, Chile. The two variables were not previously detected by conven...

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Bibliographic Details
Main Authors: Skottfelt, J., Bramich, D., Figuera Jaimes, R., Jorgensen, U., Kains, N., Harpsoe, K., Liebig, C., Penny, M., Alsubai, K., Andersen, J., Bozza, V., Browne, P., Calchi Novati, S., Damerdji, Y., Diehl, C., Dominik, M., Elyiv, A., Giannini, E., Hessman, F., Hinse, T., Hundertmark, M., Juncher, D., Kerins, E., Korhonen, H., Mancini, L., Martin, R., Rabus, M., Rahvar, S., Scarpetta, G., Southworth, J., Snodgrass, C., Street, R., Surdej, J., Tregloan-Reed, J., Vilela, C., Williams, Andrew
Format: Journal Article
Published: EDP Sciences 2013
Subjects:
globular clusters
individual
high angular resolution – - stars
NGC 6981 – stars
RR Lyrae – instrumentation
general
variables
Online Access:http://www.aanda.org/articles/aa/abs/2013/05/aa21430-13/aa21430-13.html
http://hdl.handle.net/20.500.11937/29681

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