Sunspots Observation 2012 August

Year:  2012
Month: August

OBSERVER:      German Morales C.
               Astronomia Sigma Octante

Instr.:  SCT 
    Fl:  2000mm    Aperture:  200mm    Aperture stop used:  90mm

    Method:  Projection    Image diameter: 140mm


Day  UT  Q  g   s   R Ng  Ns  NR Sg  Ss  SR  cR   CV  IS M Cld Remarks     

  1 1430 4  9  48 138  3  19  49  6  29  89  32  103  56     0 
  2 1440 4 10  43 143  3  13  43  7  30 100  20  127  51     0 
  3 1740 4 12  52 172  3  16  46  9  36 126  22  124  63     0 
  4 1820 4 10  54 154  3  12  42  7  42 112  42   86  64     0 
  5 1500 4  8  46 126  3  12  42  5  34  84  62   78  53     0 
  6 1550 5  7  42 112  1   7  17  6  35  95  62   74  48     0 
  7 1300 4  8  39 119  3  11  41  5  28  78  26  141  47     0 
  8 1630 5 10  57 157  4  15  55  6  42 102  11  129  66     0 
  9 1530 4  8  59 139  3  14  44  5  45  95   0  104  67    30 cirrus      
 10 1720 4  8  43 123  3  15  45  5  28  78  23  128  50     0 
 11 1630 4  6  32  92  1   7  17  5  25  75  51  106  38     0 
 12 1640 4  5  41  91  1  19  29  4  22  62  49   86  46     0 
 13 1540 3  4  38  78  1  21  31  3  17  47  51   82  42    30 cirrus      
 14 1250 3  2  18  38  1  14  24  1   4  14  24   20  20     0 
 15 1530 4  3  17  47  2  11  31  1   6  16  13   18  20     0 
 16 1610 4  3  20  50  3  20  50  0   0   0   0   26  23     0 
 17 1720 3  3  16  46  3  16  46  0   0   0  18   48  19     5 
 18 1440 3  5  18  68  4  15  55  1   3  13  29   48  23    60 cirrus      
 19 1500 4  5  20  70  4  16  56  1   4  14  14   62  25     5 
 20 1610 5  7  33 103  5  25  75  2   8  28  59  109  40     0 
 21 1240 4  6  24  84  4  20  60  2   4  24  34   66  30     0 
 22 1620 4  5  15  65  3  12  42  2   3  23  42   62  19     0 
 23 1450 4  5  17  67  3  12  42  2   5  25  29   62  22     0 
 24 1710 3  5  19  69  3  15  45  2   4  24  34   59  23    20 
 25                                                      ! 100 
 26 1610 4  5  51 101  2  26  46  3  25  55  42   96  56     0 
 27 1640 4  5  35  85  4  29  69  1   6  16  35   70  40    10 cirrus      
 28 1300 3  4  24  64  3  18  48  1   6  16  16   79  27     0 
 29 1520 4  6  37  97  4  29  69  2   8  28  38   90  43     0 
 30 1520 4  7  50 120  4  37  77  3  13  43  56   78  56     0 
 31 1730 3  8  69 149  3  26  56  5  43  93  58  164  77     0 


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Sunspots observation summary
Year:  2012
Month: August

OBSERVER:      German Morales C.
               Astronomia Sigma Octante

Monthly Mean     R =  98.9     

                NR =  46.4    SR =  52.5    cR =  33.1

                CV =  84.2    IS =  41.8

                 Q =   3.9   Cld =   8.4%

The Sun has been observed 30 days on 31 possible.
1 cloudy days impede observe the Sun

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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

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