Sunspots Observation for 2019 April
Sunspots Observation 2019 APRIL
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Year: 2019
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 1700 3 1 7 17 1 7 17 0 0 0 0 19 8 40
2 1430 2 1 7 17 1 7 17 0 0 0 17 22 8 80
3 ! 100 RAIn
4 1710 3 0 0 0 0 0 0 0 0 0 0 0 0 5
5 1800 3 0 0 0 0 0 0 0 0 0 0 0 0 100 st. cirrus
6 1640 3 0 0 0 0 0 0 0 0 0 0 0 0 70 cirrus
7 1815 3 1 2 12 1 2 12 0 0 0 0 37 3 30
8 1710 3 1 5 15 1 5 15 0 0 0 0 37 6 0
9 1640 4 1 4 14 1 4 14 0 0 0 0 37 5 0
10 1710 4 1 2 12 1 2 12 0 0 0 0 37 3 0
11 1710 3 1 2 12 1 2 12 0 0 0 12 37 3 50
12 1540 3 1 5 15 1 5 15 0 0 0 15 37 6 100 cirrus
13 1430 3 1 7 17 1 7 17 0 0 0 17 37 8 0
14 1610 3 1 3 13 1 3 13 0 0 0 13 37 4 80 cirrus
15 1700 3 1 3 13 1 3 13 0 0 0 0 37 4 40 cirrus
16 1730 3 1 3 13 1 3 13 0 0 0 0 37 4 30
17 1710 3 2 7 27 2 7 27 0 0 0 15 56 9 30 cirrus
18 1710 3 2 6 26 2 6 26 0 0 0 0 56 8 10 cirrus
19 1350 3 2 6 26 2 6 26 0 0 0 0 56 8 0
20 1400 4 1 2 12 1 2 12 0 0 0 0 7 3 0
21 1450 4 0 0 0 0 0 0 0 0 0 0 0 0 5
22 1410 4 0 0 0 0 0 0 0 0 0 0 0 0 0
23 ! 100
24 * 100
25 1700 4 0 0 0 0 0 0 0 0 0 0 0 0 5
26 1550 3 0 0 0 0 0 0 0 0 0 0 0 0 40
27 1650 2 0 0 0 0 0 0 0 0 0 0 0 0 100 st. cirrus
28 1540 4 0 0 0 0 0 0 0 0 0 0 0 0 0
29 1850 3 0 0 0 0 0 0 0 0 0 0 0 0 60 cirrus
30 1810 3 0 0 0 0 0 0 0 0 0 0 0 0 50
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Sunspots observation summary
Year: 2019
Month: April
OBSERVER: German Morales C.
Astronomia Sigma Octante
Monthly Mean R = 9.7
NR = 9.7 SR = 0.0 cR = 3.3
CV = 21.7 IS = 3.3
Q = 3.2 Cld = 40.8%
The Sun has been observed 27 days on 30 possible.
3 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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