Sunspots Observation for 2018 May
Sunspots Observation 2018 MAY
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Year: 2018
Month: May
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 1620 3 0 0 0 0 0 0 0 0 0 0 0 0 5
2 1710 3 0 0 0 0 0 0 0 0 0 0 0 0 20
3 1720 3 0 0 0 0 0 0 0 0 0 0 0 0 5
4 1610 3 1 5 15 0 0 0 1 5 15 0 19 6 70 cirrus
5 1600 2 1 3 13 0 0 0 1 3 13 0 7 4 100 st. cirrus
6 1600 3 1 8 18 0 0 0 1 8 18 18 19 9 100 cirrus
7 1700 3 1 4 14 0 0 0 1 4 14 14 19 5 5
8 1630 3 1 3 13 0 0 0 1 3 13 13 4 4 0
9 1720 3 1 2 12 1 2 12 0 0 0 0 7 3 50 cirrus
10 1640 3 1 2 12 1 2 12 0 0 0 0 7 3 80 cirrus
11 1640 3 1 4 14 1 4 14 0 0 0 14 7 5 5
12 1630 3 1 5 15 1 5 15 0 0 0 15 7 6 0
13 1610 3 0 0 0 0 0 0 0 0 0 0 0 0 5
14 1700 4 0 0 0 0 0 0 0 0 0 0 0 0 0
15 1700 4 1 3 13 1 3 13 0 0 0 13 1 4 0
16 1700 4 0 0 0 0 0 0 0 0 0 0 0 0 0
17 1710 4 0 0 0 0 0 0 0 0 0 0 0 0 0
18 1630 4 0 0 0 0 0 0 0 0 0 0 0 0 0
19 1640 3 0 0 0 0 0 0 0 0 0 0 0 0 0
20 1430 4 0 0 0 0 0 0 0 0 0 0 0 0 0
21 1710 4 1 2 12 1 2 12 0 0 0 0 7 3 0
22 1620 4 1 1 11 1 1 11 0 0 0 0 7 1 0
23 1730 3 1 7 17 1 7 17 0 0 0 17 25 8 0
24 1730 3 2 12 32 2 12 32 0 0 0 0 32 14 5
25 1700 3 2 6 26 2 6 26 0 0 0 0 17 8 0
26 1750 3 2 7 27 2 7 27 0 0 0 0 17 9 0
27 1640 3 1 9 19 1 9 19 0 0 0 0 22 10 0
28 1730 4 1 13 23 1 13 23 0 0 0 23 22 14 0
29 1640 4 1 16 26 1 16 26 0 0 0 26 22 17 0
30 1730 3 1 12 22 1 12 22 0 0 0 22 22 13 0
31 1520 4 1 11 21 1 11 21 0 0 0 21 31 12 10 cirrus
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Sunspots observation summary
Year: 2018
Month: May
OBSERVER: German Morales C.
Astronomia Sigma Octante
Monthly Mean R = 12.1
NR = 9.7 SR = 2.4 cR = 6.3
CV = 10.4 IS = 5.1
Q = 3.3 Cld = 14.8%
The Sun has been observed 31 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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