Auroral optical monitoring observation data at Syowa Station: Scanning photometer (SPM) data in 2019

Auroral optical observation data obtained with the Scanning photometer (SPM) at Syowa Station, Antarctica in 2019. Specifications of the SPM are as follows: 1. Filter center wave length: Ch1:482.7, Ch2:483.6, Ch3:484.6, Ch4:485.6, Ch5:486.5, Ch6:487.5, Ch7:670.5, Ch8:844.6 nm | 2. Filter FWHM: Ch1:0.7, Ch2:0.7, Ch3:0.6, Ch4:0.6, Ch5:0.6, Ch6:0.6, Ch7:4.3, Ch8:0.7 nm | 3. FOV: 3.0 deg | 4. Photomultiplier: Ch1-6: Hamamatsu R928, Ch7-8: R636-10 | 5. Scan speed: 180deg/10sec, along magnetic meridian | 6. Sampling rate: 20Hz | 7. Digital recording: input range: +/-10V, resolution: 16bit