ASO Solar Observations.

Sunspots Observation for 2016 April

Sunspots Observation  2016  APRIL

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Year:  2016
Month: April

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 1615 4  1   6  16  0   0   0  1   6  16  16   10   7     5 
  2 1600 4  1   4  14  0   0   0  1   4  14   0   10   5     0 
  3 1600 4  3  17  47  2  10  30  1   7  17  30   21  20     0 
  4 1850 3  2  10  30  1   6  16  1   4  14  16   17  12    25 
  5 1610 3  2  10  30  1   8  18  1   2  12  18   35  12     5 
  6 1810 3  1   7  17  1   7  17  0   0   0   0   28   8     5 
  7 1700 3  1   6  16  1   6  16  0   0   0   0   19   7    50 
  8 1550 3  2  12  32  2  12  32  0   0   0   0   51  14    40 
  9 1550 3  1  20  30  1  20  30  0   0   0   0   47  21    60 cirrus      
 10 1600 3  2  18  38  2  18  38  0   0   0  13   51  20    70 
 11 1910 2  2  15  35  2  15  35  0   0   0  14   53  17   100 st. cirrus  
 12 1620 3  2  19  39  2  19  39  0   0   0  39   50  21    85 
 13 1610 4  3  25  55  3  25  55  0   0   0  30   54  28     0 
 14 1710 4  2  24  44  2  24  44  0   0   0  32   54  26     5 
 15 1500 3  1  30  40  1  30  40  0   0   0  40   47  31    30 cirrus      
 16 1750 3  1  16  26  1  16  26  0   0   0   0   47  17    25 
 17 1500 3  2  22  42  2  22  42  0   0   0   0   54  24    30 cirrus      
 18 1810 3  2  10  30  2  10  30  0   0   0   0   44  12    70 cirrus      
 19 1520 3  2  10  30  2  10  30  0   0   0  14   50  12    70 
 20                                                      * 100 rain        
 21 1710 3  2   8  28  1   3  13  1   5  15  13   14  10    60 cirrus      
 22 1530 3  1   1  11  0   0   0  1   1  11   0   10   1    10 
 23 1850 3  1   1  11  0   0   0  1   1  11   0   10   1     0 
 24 1620 4  3  12  42  2  11  31  1   1  11  11   39  14     0 
 25 1810 4  4   8  48  3   6  36  1   2  12  12   37  11     0 
 26 1420 3  5  12  62  3   7  37  2   5  25  11   29  15     5 
 27 1820 4  5  21  71  2   9  29  3  12  42  12   62  25     0 
 28 1700 4  6  34  94  3  18  48  3  16  46  28   87  39     0 
 29 1610 4  5  31  81  3  22  52  2   9  29  40   74  36     0 
 30 1410 4  5  28  78  4  27  67  1   1  11  34  105  32     0 


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Sunspots observation summary
Year:  2016
Month: April

OBSERVER:      German Morales C.
               Astronomia Sigma Octante

Monthly Mean     R =  39.2     

                NR =  29.3    SR =   9.9    cR =  14.6

                CV =  41.7    IS =  17.2

                 Q =   3.3   Cld =  28.3%

The Sun has been observed 29 days on 30 possible.
1 cloudy day  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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