WEAVE is the next-generation spectroscopic facility for the William Herschel Telescope (WHT) 1,2. WEAVE offers multi-object (1000 fibres) and integral-field...
The WEAVE prime focus correction: from design to integration
WEAVE is a new wide-field multi-object spectroscopy (MOS) facility proposed for the prime focus of the 4.2m William Herschel Telescope (WHT), situated on the...
The WEAVE-Apertif Survey: galaxy evolution and dynamics
The WEAVE-Apertif (WA) survey on the William Herschel Telescope will perform dedicated large integral field unit (LIFU; 90") optical spectroscopy follow-up of...
We present the WeCAPP catalogue of variable stars found in the bulge of M31 citep{wecapp05}. Observations in the WeCAPP microlensing survey (optical R and I...
The Western Bulge of 162173 Ryugu Formed as a Result of a Rotationally Driven Deformation Process
162173 Ryugu, the target of Hayabusa2, is a spinning top-shaped asteroid. Observations by Optical Navigation Camera onboard Hayabusa2 have shown that the...
The Whole Earth Blazar Telescope and the BL Lac Campaign 2000
We present R-band light curves of BL Lacertae from May 2000 to January 2001, obtained by 22 telescopes in 11 countries. More than 15000 UBVRI observations were...
The Whole Earth Blazar telescope on BL Lacertae (Poster)
The Whole Earth Blazar Telescope (WEBT) is an international consortium of about 30 optical observatories and 2 radio observatories devoted to blazar monitoring...
The Wide Field Imager at the 2.2-m MPG/ESO telescope: first views with a 67-million-facette eye.
The basic capabilities of the Wide Field Imager (WFI) were described in a previous Messenger article (No. 93, p. 13; see also Table 1) which also includes a...