Free Access

Table 1.

Log of the observation for the three observing blocks.

OB Date Arm Exp. time (s) Number of Exposures Airmass Seeing (1) (″)
1 9-10 July 2019 UVB 600 2 1.067 1.02
VIS 600 2 1.068 1.09
NIR 600 4 1.065 1.08

2 9-10 July 2019 UVB 600 2 1.133 1.08
VIS 600 2 1.134 1.02
NIR 600 4 1.127 1.01

3 10-11 July 2019 UVB 600 2 1.133 1.27
VIS 600 2 1.134 1.30
NIR 600 4 1.127 1.28

Notes. (1)This seeing corresponds to the delivered seeing on Image Analysis detector given in the header of each frame.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.