Monthly Sunspot Observation Report
May 2010 Sunspot classification and coordinates →
11.09
Monthly mean R
22 / 31
Observation days (71%)
38
Maximum R
9
Days without observation
D: Day · T: Time (UT) · g: Number of groups · f: Number of spots · R: Relative number (10g+f) · Q: Seeing 1–5 · O: Observer · G: Assigned observer
| Drawing | D | T (UT) | g | f | R | Q | O | G |
|---|---|---|---|---|---|---|---|---|
| Drawing | 08 | 07:00 | 1 | 1 | 11 | 3 | Hasan ESENOĞLU | |
| Drawing | 10 | 11:55 | 0 | 0 | 0 | 4 | Hikmet ÇAKMAK | |
| Drawing | 11 | 06:25 | 0 | 0 | 0 | 4 | Hikmet ÇAKMAK | |
| Drawing | 12 | 06:25 | 0 | 0 | 0 | 4 | Hikmet ÇAKMAK | |
| Drawing | 13 | 10:40 | 0 | 0 | 0 | 3 | Hikmet ÇAKMAK | |
| Drawing | 14 | 06:25 | 0 | 0 | 0 | 5 | Hikmet ÇAKMAK | |
| Drawing | 16 | 13:30 | 0 | 0 | 0 | 3 | Korhan YELKENCİ | |
| Drawing | 17 | 09:20 | 0 | 0 | 0 | 4 | Başar COŞKUNOĞLU | |
| Drawing | 18 | 08:10 | 0 | 0 | 0 | 3 | Hikmet ÇAKMAK | |
| Drawing | 19 | 08:00 | 0 | 0 | 0 | 2 | Korhan YELKENCİ | |
| Drawing | 20 | 10:30 | 0 | 0 | 0 | 2 | Hikmet ÇAKMAK | |
| Drawing | 21 | 06:30 | 1 | 4 | 14 | 5 | Hikmet ÇAKMAK | |
| Drawing | 22 | 14:25 | 1 | 15 | 25 | 3 | Hikmet ÇAKMAK | |
| Drawing | 23 | 06:45 | 1 | 14 | 24 | 4 | Hikmet ÇAKMAK | |
| Drawing | 24 | 07:10 | 1 | 5 | 15 | 3 | Başar COŞKUNOĞLU | |
| Drawing | 25 | 06:20 | 2 | 8 | 28 | 5 | Hikmet ÇAKMAK | |
| Drawing | 26 | 06:10 | 1 | 1 | 11 | 3 | Hikmet ÇAKMAK | |
| Drawing | 27 | 06:15 | 1 | 1 | 11 | 4 | Hikmet ÇAKMAK | |
| Drawing | 28 | 06:15 | 1 | 1 | 11 | 4 | Hikmet ÇAKMAK | |
| Drawing | 29 | 10:30 | 2 | 7 | 27 | 3 | Korhan YELKENCİ | |
| Drawing | 30 | 10:00 | 3 | 8 | 38 | 4 | Korhan YELKENCİ | |
| Drawing | 31 | 11:10 | 2 | 9 | 29 | 3 | Hikmet ÇAKMAK | |
| Monthly Mean of Relative Number: 11.09 [22 observations; 71%] | ||||||||
Observers Observation days this month and mean observing times
| Observer | Days | Mean time (all) | Mean time (own duty days) |
|---|---|---|---|
| Hikmet Çakmak HÇ | 15 | 08:17 | --:-- |
| Korhan Yelkenci KY | 4 | 10:30 | --:-- |
| Başar Coşkunoğlu BC | 2 | 08:15 | --:-- |
| Hasan Hüseyin Esenoğlu HE | 1 | 07:00 | --:-- |
| Month total | 22 – 9 | Observing window: 06:00 – 08:00 UT | |
Colour: black = within the window, green = up to 30 min late, purple = later.
The last twelve months Development of the daily and monthly mean relative number
Observation days (2010): 23 / 151 (15%)
Days without observation: 128
Consecutive days: 16 (longest 16)