Photometric evidence of superhumps in XTE J1118+48 approaching quiescence

Casares, J.; Zurita, C.; Shahbaz, T.; Rodríguez-Gil, P.; Charles, P. A.; Hynes, R. I.; Wagner, R. M.; Ryan, E.
Bibliographical reference

The Physics of Cataclysmic Variables and Related Objects, ASP Conference Proceedings, Vol. 261. Edited by B. T. Gänsicke, K. Beuermann, and K. Reinsch. ISBN: 1-58381-101-X. San Francisco: Astronomical Society of the Pacific, 2002, p. 473.

Advertised on:
1
2002
Number of authors
8
IAC number of authors
4
Citations
0
Refereed citations
0
Description
Ellipsoidal lightcurves of XTE J1118+48 during its decline to quiescence are strongly contaminated with a superhump wave. A PDM period analysis yields Psh = 0.17049(1) d i.e. 0.3% longer than the orbital period. This implies a disc precession period Pprec ~52 d and q ~0.03.