Sunspots Observation for 2018 April
Sunspots Observation 2018 APRIL
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Year: 2018
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 1610 3 0 0 0 0 0 0 0 0 0 0 0 0 0
2 1700 3 0 0 0 0 0 0 0 0 0 0 0 0 40
3 1640 3 0 0 0 0 0 0 0 0 0 0 0 0 10
4 1720 3 0 0 0 0 0 0 0 0 0 0 0 0 30
5 1710 3 0 0 0 0 0 0 0 0 0 0 0 0 5
6 1830 3 0 0 0 0 0 0 0 0 0 0 0 0 15
7 1620 3 0 0 0 0 0 0 0 0 0 0 0 0 50
8 1640 3 0 0 0 0 0 0 0 0 0 0 0 0 20
9 1720 3 0 0 0 0 0 0 0 0 0 0 0 0 15
10 1630 4 0 0 0 0 0 0 0 0 0 0 0 0 5
11 1720 3 0 0 0 0 0 0 0 0 0 0 0 0 20
12 1730 3 1 4 14 1 4 14 0 0 0 0 13 5 10
13 ! 100 rain
14 1710 4 0 0 0 0 0 0 0 0 0 0 0 0 5
15 2050 3 1 3 13 1 3 13 0 0 0 13 7 4 10
16 1710 3 1 2 12 1 2 12 0 0 0 0 1 3 0
17 1620 4 0 0 0 0 0 0 0 0 0 0 0 0 0
18 1710 3 0 0 0 0 0 0 0 0 0 0 0 0 50
19 1700 4 1 2 12 1 2 12 0 0 0 0 7 3 0
20 1630 4 1 10 20 1 10 20 0 0 0 0 22 11 0
21 1620 3 1 11 21 1 11 21 0 0 0 0 28 12 0
22 1600 4 1 11 21 1 11 21 0 0 0 0 28 12 0
23 1710 3 1 13 23 1 13 23 0 0 0 23 22 14 10
24 1640 3 1 11 21 1 11 21 0 0 0 21 25 12 20
25 1720 4 1 10 20 1 10 20 0 0 0 20 19 11 0
26 1710 3 1 3 13 1 3 13 0 0 0 13 7 4 30
27 1620 4 0 0 0 0 0 0 0 0 0 0 0 0 5
28 1610 3 0 0 0 0 0 0 0 0 0 0 0 0 30
29 1550 4 0 0 0 0 0 0 0 0 0 0 0 0 0
30 1550 4 0 0 0 0 0 0 0 0 0 0 0 0 0
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Sunspots observation summary
Year: 2018
Month: April
OBSERVER: German Morales C.
Astronomia Sigma Octante
Monthly Mean R = 6.6
NR = 6.6 SR = 0.0 cR = 3.1
CV = 6.2 IS = 3.1
Q = 3.3 Cld = 16.0%
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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Report generated and Sent by: SOdb-ASO-gmc software (c)1999-v:2013
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