several comets are observed as follow-up during evening/night  of 22 sept.: 29P/SCHWASSCHMANN-WACHMAN, 47P/ASHBROOK-JACKSON, 236P/LINEAR, C/2015 O1 (PANSTARRS), C/2015 V1 (PANSTARRS) , C/2016 M1 (PANSTARRS), C/2017M4 (ATLAS) , C/2017 O1 (ASASSN)