Standard Star Observations Results (on August 1, 2019) for R40 Telescope

First order atmospheric extinction coefficients and coefficients for transformation to standard system, which are obtained from selected standard area observations on August 1, 2019 night:

k(U) = 0.796 ± 0.100, k(B) = 0.390 ± 0.012, k(V) = 0.233 ± 0.010, k(R) = 0.160 ± 0.013, k(I) = 0.108 ± 0.008

Observations are done by Assoc. Prof. Orkun ÖZDARCAN, Assoc. Prof. Esin SİPAHİ,

Ozan GÜZEL (MSc student) and Rahmi Can YÜKSEL (MSc Student).

Reductions and analyses were done by Assoc. Prof. Orkun ÖZDARCAN.