Sunspots Observation for 2015 March
Sunspots Observation 2015 MARCH
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Year: 2015
Month: March
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 1320 3 4 33 73 2 22 42 2 11 31 45 67 37 10
2 1800 3 3 29 59 1 10 20 2 19 39 20 63 32 30
3 1550 3 4 27 67 3 14 44 1 13 23 32 49 31 20
4 ! 100 rain
5 ! 100 rAIn
6 * 100 raIn
7 1640 3 1 11 21 0 0 0 1 11 21 0 23 12 15
8 1600 3 1 13 23 0 0 0 1 13 23 0 47 14 60
9 1250 3 3 20 50 1 2 12 2 18 38 12 48 23 20
10 1640 3 1 17 27 0 0 0 1 17 27 27 46 18 70
11 1550 4 2 35 55 0 0 0 2 35 55 39 65 37 5
12 1550 4 4 33 73 0 0 0 4 33 73 34 49 36 5
13 1450 3 5 29 79 0 0 0 5 29 79 46 63 31 5
14 1600 3 3 34 64 0 0 0 3 34 64 52 58 37 25
15 1650 3 3 24 54 0 0 0 3 24 54 54 58 26 30
16 1500 3 1 17 27 0 0 0 1 17 27 0 47 18 20
17 1700 3 3 16 46 2 6 26 1 10 20 0 64 19 75
18 1630 3 3 16 46 2 12 32 1 4 14 0 69 19 80
19 1550 3 3 12 42 2 9 29 1 3 13 0 54 15 50
20 1800 3 1 2 12 1 2 12 0 0 0 0 10 3 30
21 1750 3 3 8 38 1 2 12 2 6 26 12 21 10 80
22 1610 3 6 30 90 4 15 55 2 15 35 59 82 36 40
23 1635 3 7 40 110 5 20 70 2 20 40 43 96 46 30
24 1620 3 9 38 128 5 17 67 4 21 61 27 97 46 60 cirrus
25 1520 3 8 41 121 4 9 49 4 32 72 60 110 49 60
26 1840 3 7 31 101 4 10 50 3 21 51 52 86 37 50
27 1950 3 5 26 76 4 8 48 1 18 28 40 84 30 80
28 1640 3 4 31 71 2 5 25 2 26 46 59 83 35 40 cirrus
29 1510 4 6 33 93 2 9 29 4 24 64 80 79 38 0
30 2010 3 3 15 45 1 1 11 2 14 34 11 67 17 30
31 1550 3 4 21 61 1 5 15 3 16 46 12 55 25 80
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Sunspots observation summary
Year: 2015
Month: March
OBSERVER: German Morales C.
Astronomia Sigma Octante
Monthly Mean R = 62.6
NR = 23.1 SR = 39.4 cR = 29.1
CV = 62.1 IS = 27.8
Q = 3.1 Cld = 45.2%
The Sun has been observed 28 days on 31 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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