Sunspots Observation 2012 September

Year:  2012
Month: September

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 1600 4  8  76 156  2  32  52  6  44 104  68  134  84    10 cirrus      
  2 1600 4  9  81 171  3  36  66  6  45 105  69  128  90     0 
  3 1510 3 11  94 204  4  43  83  7  51 121  86  199 105     0 
  4 1245 3  6  60 120  3  25  55  3  35  65  65  130  66     0 
  5 1500 4  7  57 127  4  25  65  3  32  62  63  100  64     0 
  6 1530 3  6  53 113  4  16  56  2  37  57  51   85  59     0 
  7 1740 3  4  47  87  2   7  27  2  40  60  39   71  51     0 
  8 1700 4  4  38  78  2  15  35  2  23  43  16   71  42     0 
  9 1900 3  6  29  89  3   8  38  3  21  51  37   69  35    85 
 10 1610 4  6  31  91  3  10  40  3  21  51  40   83  37     0 
 11 1300 4  5  17  67  1   2  12  4  15  55  12   50  22     0 
 12 1550 4  5  25  75  1   2  12  4  23  63   0   69  30     0 
 13 1740 3  4  23  63  1   3  13  3  20  50   0   70  27    80 
 14 1520 3  4  16  56  1   2  12  3  14  44  15   55  20   100 st. cirrus  
 15 1640 3  4  17  57  1   2  12  3  15  45  45   46  21    60 cirrus      
 16 1650 3  4  24  64  0   0   0  4  24  64  50   76  28    70 
 17 1520 4  4  13  53  0   0   0  4  13  53  27   44  17     0 CO2 pollut. 
 18 1250 3  5  11  61  1   4  14  4   7  47  12   50  15     0 CO2 pollut. 
 19 1500 3  6  19  79  2  11  31  4   8  48   0   84  24     0 
 20 1730 3  7  28  98  2  10  30  5  18  68   0   88  35     0 
 21 1520 4  6  19  79  1   9  19  5  10  60   0   76  23     0 
 22 1720 3  3  24  54  2  19  39  1   5  15  23   52  27    10 
 23 1400 4  5  37  87  3  32  62  2   5  25  27   87  42     0 
 24 1500 3  5  54 104  3  44  74  2  10  30  90  102  59   100 cirrrus     
 25 1710 3  8  61 141  6  50 110  2  11  31  91  121  69     5 
 26 1720 2  9  35 125  6  24  84  3  11  41  42   87  44    60 
 27 1450 3  6  19  79  3  11  41  3   8  38  14   46  25    20 cirrus      
 28 1710 3  6  26  86  4  18  58  2   8  28  16   53  32    75 
 29 1420 4  6  24  84  4  16  56  2   8  28  16   69  30     0 
 30 1450 4 10  35 135  7  21  91  3  14  44  43   83  44    30 cirrus      


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Sunspots observation summary
Year:  2012
Month: September

OBSERVER:      German Morales C.
               Astronomia Sigma Octante

Monthly Mean     R =  96.1     

                NR =  42.9    SR =  53.2    cR =  35.2

                CV =  82.6    IS =  42.2

                 Q =   3.4   Cld =  23.5%

The Sun has been observed 30 days on 30 possible.
0 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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