during this evening several Be-stars are observed with spectrograph LHiResIII and 2400 l/mm grating: 28 Cyg, V2120 Cyg, V442 And, 60 Oph. Also with the 0.4-m f/3.8 telescope, some comets are observed (sky SQM in zenit 19.25) : 68P, C/2016 R2, C/2017 K2, C/2018 U1, C/2019 D1 (not detected), C/2019 K8, C/2019 L3, C/2019 M3, C/2019 N1