F A C U L A A C T I V I T Y 1st quarter 2021 Fwo, Fw, Asf, Psf * 10 Day January February March 1 0 10 70 -1 0 0 0 0 14 0 284 13 2 -1 -1 -1 -1 10 0 70 0 8 4 232 33 3 -1 -1 -1 -1 -1 -1 -1 -1 3 3 37 50 4 -1 -1 -1 -1 10 0 50 0 0 0 0 0 5 -1 -1 -1 -1 -1 -1 -1 -1 10 7 47 30 6 -1 -1 -1 -1 20 0 50 30 7 0 23 0 7 -1 -1 -1 -1 0 0 0 0 10 10 120 80 8 -1 -1 -1 -1 -1 -1 -1 -1 8 10 308 43 9 0 0 0 -1 0 0 0 0 7 10 477 30 10 25 0 123 13 0 0 0 0 5 10 540 0 11 5 0 15 0 25 0 90 35 20 5 80 20 12 10 0 30 35 0 0 0 0 3 10 123 0 13 -1 -1 -1 -1 3 0 27 27 13 3 47 27 14 -1 -1 -1 -1 15 0 400 73 3 0 10 57 15 30 0 110 40 0 0 0 0 -1 -1 -1 -1 16 10 0 30 17 -1 -1 -1 -1 5 10 70 75 17 17 3 173 23 0 0 0 0 25 10 200 10 18 -1 -1 -1 -1 17 0 47 0 7 13 157 13 19 0 10 80 -1 10 10 103 17 17 7 90 13 20 0 5 40 0 10 8 102 27 20 0 230 0 21 23 7 177 0 12 8 256 13 5 8 215 43 22 10 3 63 37 12 0 204 7 15 10 120 20 23 15 5 145 0 5 0 13 0 -1 -1 -1 -1 24 -1 -1 -1 -1 13 0 38 13 5 13 98 20 25 0 0 0 0 10 5 55 17 15 5 125 0 26 15 10 140 30 13 7 103 23 15 5 253 20 27 0 0 0 0 10 10 90 70 10 5 45 0 28 20 0 150 0 10 10 105 13 0 0 0 160 29 20 0 130 -1 -1 -1 -1 -1 12 2 220 0 30 25 0 85 55 -1 -1 -1 -1 14 6 330 50 31 15 0 280 0 -1 -1 -1 -1 20 0 167 63 Mean: 12 3 92 16 9 2 75 15 10 6 160 30 Days: 20 20 20 16 24 24 24 24 29 29 29 29 (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: T.Barsch, 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, 03 August 2021