Sunspots Observation for 2017 August
Sunspots Observation 2017 AUGUST
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Year: 2017
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 1700 4 1 2 12 0 0 0 1 2 12 0 10 3 0
2 1720 4 1 4 14 0 0 0 1 4 14 0 10 5 0
3 1710 4 1 3 13 0 0 0 1 3 13 0 10 4 0
4 1750 4 1 3 13 0 0 0 1 3 13 0 25 4 0
5 1740 4 1 3 13 0 0 0 1 3 13 13 25 4 0
6 1740 4 1 2 12 0 0 0 1 2 12 12 10 3 0
7 1720 4 1 2 12 0 0 0 1 2 12 12 10 3 0
8 1740 4 1 2 12 0 0 0 1 2 12 12 10 3 0
9 1700 3 1 2 12 0 0 0 1 2 12 12 10 3 30
10 1750 3 1 2 12 0 0 0 1 2 12 0 10 3 15
11 1810 3 1 2 12 0 0 0 1 2 12 0 10 3 5
12 1640 3 1 2 12 0 0 0 1 2 12 0 10 3 5
13 1740 3 1 2 12 0 0 0 1 2 12 0 10 3 0
14 1820 3 1 4 14 1 4 14 0 0 0 0 25 5 5
15 1800 4 1 12 22 1 12 22 0 0 0 0 44 13 0
16 1600 2 1 22 32 1 22 32 0 0 0 0 32 23 100 st. cirrus
17 1750 4 1 27 37 1 27 37 0 0 0 0 30 28 5
18 1710 3 1 25 35 1 25 35 0 0 0 35 30 26 100 st. cirrus
19 1750 4 1 32 42 1 32 42 0 0 0 42 36 33 0
20 1300 5 2 27 47 2 27 47 0 0 0 33 55 29 0
21 1750 4 2 42 62 2 42 62 0 0 0 41 74 44 0
22 1800 4 3 36 66 3 36 66 0 0 0 45 60 39 0
23 X
24 1820 3 2 37 57 2 37 57 0 0 0 34 53 39 5
25 1730 4 2 28 48 2 28 48 0 0 0 27 53 30 0
26 1740 3 2 24 44 2 24 44 0 0 0 31 36 26 10
27 1740 3 2 13 33 2 13 33 0 0 0 21 36 15 15
28 1730 3 1 9 19 1 9 19 0 0 0 19 26 10 0
29 1800 4 3 12 42 2 9 29 1 3 13 0 72 15 0
30 1730 3 3 19 49 2 14 34 1 5 15 0 80 22 10
31 1740 4 4 30 70 2 21 41 2 9 29 17 108 34 0
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Sunspots observation summary
Year: 2017
Month: August
OBSERVER: German Morales C.
Astronomia Sigma Octante
Monthly Mean R = 29.3
NR = 22.1 SR = 7.3 cR = 13.5
CV = 33.7 IS = 15.8
Q = 3.6 Cld = 10.2%
The Sun has been observed 30 days on 31 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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Report generated and Sent by: SOdb-ASO-gmc software (c)1999-v:2013
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