F A C U L A A C T I V I T Y 1st quarter 2000 Fwo, Fw, Asf, Psf * 10 Day January February March 1 -1 -1 -1 -1 10 20 200 -1 25 30 605 -1 2 30 17 913 -1 -1 -1 -1 -1 35 25 635 -1 3 -1 -1 -1 -1 10 30 515 -1 -1 -1 -1 -1 4 -1 -1 -1 -1 10 40 820 -1 27 30 757 40 5 28 14 792 50 53 30 1210 80 38 20 686 40 6 28 27 900 45 20 28 463 100 17 40 1047 20 7 10 20 120 -1 -1 -1 -1 -1 -1 -1 -1 -1 8 17 40 813 70 -1 -1 -1 -1 -1 -1 -1 -1 9 40 20 1050 -1 -1 -1 -1 -1 20 20 685 -1 10 -1 -1 -1 -1 18 27 380 0 22 24 616 30 11 27 17 997 80 50 30 725 45 30 0 210 -1 12 30 30 1154 20 44 29 1213 57 40 35 760 100 13 28 40 1208 100 26 50 1064 0 3 37 1027 0 14 30 50 360 -1 27 47 520 90 -1 -1 -1 -1 15 -1 -1 -1 -1 10 30 330 -1 23 33 497 -1 16 10 10 100 -1 20 25 550 70 45 30 595 60 17 -1 -1 -1 -1 35 30 750 -1 37 27 500 60 18 20 20 560 -1 30 25 375 50 15 30 1205 -1 19 27 30 463 30 90 10 1050 -1 10 25 808 0 20 -1 -1 -1 -1 67 33 833 -1 10 10 165 50 21 5 30 1100 -1 15 45 520 -1 25 35 595 45 22 -1 -1 -1 -1 0 0 0 -1 20 40 988 20 23 32 32 775 50 73 30 1000 50 17 43 716 40 24 30 22 650 65 -1 -1 -1 -1 30 70 665 90 25 43 20 507 -1 70 35 1365 -1 15 40 480 -1 26 30 10 350 -1 18 34 904 -1 32 44 962 55 27 60 35 1070 -1 21 43 1341 50 0 30 120 -1 28 30 20 190 -1 8 36 796 -1 -1 -1 -1 -1 29 -1 -1 -1 -1 17 27 753 -1 -1 -1 -1 -1 30 30 10 488 -1 -1 -1 -1 -1 -1 -1 -1 -1 31 10 30 1570 -1 -1 -1 -1 -1 -1 -1 -1 -1 Mean: 27 25 733 57 31 31 737 54 23 31 666 43 22 ( 9) Days 24 ( 11) Days 23 ( 15) Days 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: D.Bannuscher, F.Brandl, H.Bretschneider, M.Delfs ( WFS-Berlin ), M.Holl, E.Junker, A.Reszin, B.Schmidt, H.Stetter, M.Szulc, A.Winzer, M.Winzer Instruments: Refractors and reflectors from 50/600 to 150/2250 mm (apertures between 2 and 6 inches) Compilation and data processing: Michael Delfs, 29 May 2000 Special thanks to the "Berliner Letteverein" (vocational school in Ber- lin's district Schoeneberg) for using the VAX-computer in the elec- tronic and data engineering compartment.