F A C U L A A C T I V I T Y 1st quarter 2019 Fwo, Fw, Asf, Psf * 10 Day January February March 1 0 0 0 0 -1 -1 -1 -1 -1 -1 -1 -1 2 0 0 0 0 -1 -1 -1 -1 0 0 0 0 3 0 0 0 0 0 0 0 0 0 0 0 0 4 -1 -1 -1 -1 10 0 250 -1 -1 -1 -1 -1 5 -1 -1 -1 -1 0 0 0 0 0 0 0 0 6 -1 -1 -1 -1 0 0 0 0 0 0 0 0 7 0 0 0 0 0 0 0 0 0 0 0 0 8 -1 -1 -1 -1 0 0 0 0 5 0 167 0 9 -1 -1 -1 -1 0 0 0 0 0 0 0 0 10 0 0 0 0 0 0 0 0 0 0 0 0 11 0 0 0 0 -1 -1 -1 -1 -1 -1 -1 -1 12 -1 -1 -1 -1 -1 -1 -1 -1 0 5 45 0 13 -1 -1 -1 -1 0 0 0 -1 0 0 0 -1 14 -1 -1 -1 -1 20 0 575 0 -1 -1 -1 -1 15 -1 -1 -1 -1 10 0 377 0 -1 -1 -1 -1 16 0 0 0 0 8 0 263 0 -1 -1 -1 -1 17 0 0 0 0 7 0 247 0 5 0 50 0 18 0 0 0 10 5 0 175 0 0 0 0 0 19 7 0 270 0 -1 -1 -1 -1 0 0 0 0 20 7 0 267 0 -1 -1 -1 -1 0 0 0 0 21 10 0 50 0 0 0 0 0 0 0 0 0 22 5 0 163 0 20 0 270 -1 0 3 67 0 23 0 0 0 0 5 0 177 0 5 8 325 0 24 -1 -1 -1 -1 13 0 247 0 5 5 60 0 25 0 0 0 -1 10 0 275 0 10 0 315 0 26 -1 -1 -1 -1 7 0 23 0 0 0 0 0 27 0 5 25 0 5 0 108 0 20 0 570 -1 28 0 0 0 -1 10 0 265 0 -1 -1 -1 -1 29 0 10 65 0 -1 -1 -1 -1 0 0 0 0 30 0 0 0 0 -1 -1 -1 -1 13 0 158 0 31 10 0 285 0 -1 -1 -1 -1 0 0 0 0 Mean: 2 1 56 1 6 0 148 0 3 1 73 0 Days: 20 20 20 18 22 22 22 19 24 24 24 22 (of 31) (of 28) (of 31) Explanation of the data: Fwo - number of area shaped facula regions without spots; Fw - number of area shaped facula regions with spots; Asf - total number of the individual faculae observed inside of the fwo- and the fw-areas only; Psf - total number of the single point shaped faculae observed outside of the fwo- and fw-areas only and without the polar faculae. The value "-1" means a observation was not made. All other numbers are the daily means of all observers multiplied by 10. Observers: F.Brandl, H.Bretschneider, M.Delfs (WFS-Berlin), M.Holl, E.Junker Instruments: Refractors and reflectors from 50/600 to 150/2250 mm (apertures between 2 and 6 inches) Compilation and data processing: Michael Delfs, 31 July 2019