Subset of Ceilometer campaign Hansestadt Hamburg (CircaHH) data

The subset originates from the "Ceilometer campaign Hansestadt Hamburg" (CircaHH) and includes data extracted from three days (20170122, 20170203, 20181104): minute-by-minute images (*.jpg) from Sony Alpha7 digital camera in zip container YYYYMMDD_hhmmss-hhmmss_Images_Sony_Alpha7.zip daily NetCDF (*.nc) of different ceilometers (LD40, CHM15k, CL31, CS135, CS136, CHM8k), depending on temporal availability daily text file (*.txt) of up to three visibility sensors installed in 2 m (PWS100), 175 m and 280 m (both PWD20) height Date format: YYYYMMDD with YYYY=year, MM=month, DD=day Time format: hhmmss with hh=hour, mm=minute, ss=second Total size: ~ 4.5 GB For more information, please refer to the “README.pdf”, which is also attached as a separate file.