The WASP project and the SuperWASP cameras

被引:1056
作者
Pollacco, D. L.
Skillen, I.
Cameron, A. Collier
Christian, D. J.
Hellier, C.
Irwin, J.
Lister, T. A.
Street, R. A.
West, R. G.
Anderson, D.
Clarkson, W. I.
Deeg, H.
Enoch, B.
Evans, A.
Fitzsimmons, A.
Haswell, C. A.
Hodgkin, S.
Horne, K.
Kane, S. R.
Keenan, F. P.
Maxted, P. F. L.
Norton, A. J.
Osborne, J.
Parley, N. R.
Ryans, R. S. I.
Smalley, B.
Wheatley, P. J.
Wilson, D. M.
机构
[1] Queens Univ Belfast, Dept Phys & Astron, Belfast BT7 1NN, Antrim, North Ireland
[2] Isaac Newton Grp Telescopes, E-38700 Tenerife, Spain
[3] Univ St Andrews, Sch Phys & Astron, St Andrews KY16 9SS, Fife, Scotland
[4] Univ Keele, Astrophys Grp, Keele ST5 5BG, Staffs, England
[5] Univ Cambridge, Inst Astron, Wide Field Survey Unit, Cambridge CB3 0HA, England
[6] Univ Leicester, Dept Phys & Astron, Leicester LE1 7RH, Leics, England
[7] Open Univ, Dept Phys & Astron, Milton Keynes MK7 6AA, Bucks, England
[8] Inst Astrofis Canarias, E-38200 San Cristobal la Laguna, Spain
[9] Univ Warwick, Dept Phys, Coventry CV4 7AL, W Midlands, England
基金
英国科学技术设施理事会;
关键词
D O I
10.1086/508556
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The SuperWASP cameras are wide- field imaging systems at the Observatorio del Roque de los Muchachos on the island of La Palma in the Canary Islands, and at the Sutherland Station of the South African Astronomical Observatory. Each instrument has a field of view of some 482 deg(2) with an angular scale of 13".7 pixel(-1), and is capable of delivering photometry with accuracy better than 1% for objects having. V similar to 7.0 -11.5. Lower quality data for objects brighter than are stored in the project archive. The systems, while designed to monitor fields with high cadence, are capable of surveying the entire visible sky every 40 minutes. Depending on the observational strategy, the data rate can be up to 100 Gbytes per night. We have produced a robust, largely automatic reduction pipeline and advanced archive, which are used to serve the data products to the consortium members. The main science aim of these systems is to search for bright transiting exoplanet systems suitable for spectroscopic follow- up observations. The first 6 month season of SuperWASP-North observations produced light curves of similar to 6.7 million objects with 12.9 billion data points.
引用
收藏
页码:1407 / 1418
页数:12
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