F A C U L A A C T I V I T Y 4th quarter 2021 Fwo, Fw, Asf, Psf * 10 Day October November December 1 28 13 470 13 17 20 243 0 0 10 80 -1 2 30 10 663 0 17 17 323 15 10 5 545 40 3 13 7 660 0 13 10 470 47 5 15 155 20 4 0 20 90 80 40 0 400 0 10 20 320 0 5 0 10 150 0 20 20 350 0 10 20 520 0 6 20 20 235 40 10 30 610 0 60 10 220 80 7 27 10 460 17 20 20 333 25 0 0 0 -1 8 30 3 503 0 -1 -1 -1 -1 -1 -1 -1 -1 9 33 0 460 33 13 20 250 27 -1 -1 -1 -1 10 30 8 698 33 23 13 230 40 20 0 60 0 11 13 7 67 40 10 10 410 0 -1 -1 -1 -1 12 23 10 693 35 20 10 190 0 10 0 50 -1 13 35 25 340 40 -1 -1 -1 -1 0 0 0 0 14 -1 -1 -1 -1 0 0 0 0 0 10 50 -1 15 17 10 183 37 20 10 420 0 -1 -1 -1 -1 16 13 13 288 17 0 30 270 0 10 20 130 20 17 20 0 60 -1 -1 -1 -1 -1 10 20 170 -1 18 10 5 180 0 -1 -1 -1 -1 20 0 150 0 19 10 10 200 0 -1 -1 -1 -1 30 50 260 60 20 3 10 73 25 -1 -1 -1 -1 5 25 260 20 21 15 8 125 23 30 3 140 45 7 33 203 13 22 13 17 203 27 25 5 80 40 10 25 490 0 23 8 13 215 23 13 7 93 13 -1 -1 -1 -1 24 16 8 502 40 -1 -1 -1 -1 -1 -1 -1 -1 25 13 23 330 27 -1 -1 -1 -1 20 30 1230 0 26 27 13 293 27 -1 -1 -1 -1 27 10 207 0 27 -1 -1 -1 -1 -1 -1 -1 -1 10 0 110 0 28 10 25 333 40 0 20 2590 -1 -1 -1 -1 -1 29 15 18 363 0 30 20 180 0 -1 -1 -1 -1 30 23 13 253 13 0 40 190 160 -1 -1 -1 -1 31 12 14 824 13 -1 -1 -1 -1 20 0 160 -1 Mean: 17 12 342 23 16 15 389 22 13 14 244 16 Days: 29 29 29 28 20 20 20 19 22 22 22 16 (of 31) (of 30) (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, 22 January 2022