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Sunspots Observation for 2021 July
1 Observer================================================================= Sunspots Observation 2021 JULY *************************************************************************** Year: 2021 Month: July OBSERVER: Igor Grágeda M. Astronomia Sigma Octante Instr.: RFR Fl: 600mm Aperture: 90mm Method: Projection Image diameter: 140mm Day UT Q g s R Ng Ns NR Sg Ss SR cR CV IS M Cld Remarks 01 1730 3 3 17 47 1 1 11 2 16 36 25 67 18 0 02 1330 3 3 19 49 1 6 16 2 13 33 38 62 21 0 03 1620 3 2 14 34 1 4 14 1 10 20 14 55 16 0 haze 04 1515 3 2 11 31 1 3 13 1 8 18 0 48 13 0 haze 05 1255 3 2 8 28 1 3 13 1 5 15 0 46 10 0 06 1235 3 2 6 26 1 3 13 1 3 13 13 46 8 0 07 1235 3 1 4 14 1 4 14 0 0 0 14 2 5 0 08 1235 3 0 0 0 0 0 0 0 0 0 0 0 0 0 09 1255 3 0 0 0 0 0 0 0 0 0 0 0 0 0 10 1230 3 1 2 12 0 0 0 1 2 12 0 2 3 0 11 1810 3 1 1 11 1 1 11 0 0 0 0 10 1 5 12 1255 3 1 1 11 1 1 11 0 0 0 0 10 1 0 13 1815 3 1 1 11 1 1 11 0 0 0 0 10 1 0 14 1655 3 2 3 23 1 1 11 1 2 12 0 12 4 0 15 1250 3 1 1 11 1 1 11 0 0 0 11 10 1 0 16 1340 2 1 1 11 1 1 11 0 0 0 11 10 1 0 17 1355 3 2 6 26 1 5 15 1 1 11 26 21 7 0 18 1740 3 2 8 28 1 5 15 1 3 13 28 22 10 80 19 1410 3 2 11 31 1 9 19 1 2 12 0 30 13 70 20 1400 2 2 9 29 2 9 29 0 0 0 0 16 11 90 21 1445 3 6 15 75 3 11 41 3 4 34 13 38 19 40 22 1645 2 4 11 51 1 5 15 3 6 36 0 19 14 30 23 1645 3 2 6 26 1 5 15 1 1 11 15 18 7 5 24 1210 3 2 5 25 1 4 14 1 1 11 14 18 6 0 25 2005 3 2 4 24 1 3 13 1 1 11 13 6 5 20 26 1725 2 2 4 24 1 3 13 1 1 11 13 6 5 5 27 1255 3 0 0 0 0 0 0 0 0 0 0 0 0 0 28 1255 3 0 0 0 0 0 0 0 0 0 0 0 0 10 29 1250 2 0 0 0 0 0 0 0 0 0 0 0 0 0 30 1310 3 0 0 0 0 0 0 0 0 0 0 0 0 0 31 1620 3 0 0 0 0 0 0 0 0 0 0 0 0 10 *************************************************************************** Sunspots observation summary Year: 2021 Month: July OBSERVER: Igor Grágeda M. Astronomia Sigma Octante Monthly Mean R = 21.23 NR = 11.26 SR = 9.97 cR = 8.00 CV = 18.84 IS = 8.45 Q = 2.84 Cld = 11.77% The Sun has been observed 31 days on 31 possible. *************************************************************************** Column Headings UT: UTC at middle of observation Q: Quality seeing 1 Bad, 2 Poor, 3 Fair, 4 Good, 5 Excelent R: Wolf relative number for whole disc g: Total Groups, s: Total Spots NR: Wolf Relative number North hemisphere Ng: North Groups, Ns: North Spots SR: Wolf Relative number South hemisphere Sg: South Groups, Ss: South Spots cR: Wolf Relative number Central CV: Classification Value after Malde for whole disc IS: Inter Sol index for whole disc M: ! Cloudy all day * Cloudy at observation hours X Impossible to make any kind of observation Cld: Percentage of cloudy sky *************************************************************************** end========================================================================