Monthly Sunspot Observation Report
March 2011 Sunspot classification and coordinates →
109.29
Monthly mean R
21 / 31
Observation days (68%)
175
Maximum R
10
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 | 03 | 09:40 | 2 | 33 | 53 | 2 | Sinan ALİŞ | SA |
| Drawing | 04 | 12:15 | 6 | 69 | 129 | 4 | H.ÇAKMAK+B.C. | BC |
| Drawing | 05 | 10:55 | 6 | 75 | 135 | 3 | Sinan ALİŞ | SA |
| Drawing | 07 | 13:20 | 8 | 95 | 175 | 3 | K.YELKENCİ+H.Ç. | KY |
| Drawing | 08 | 12:00 | 7 | 63 | 133 | 2 | Hikmet ÇAKMAK | HÇ |
| Drawing | 11 | 13:25 | 4 | 70 | 110 | 3 | B.COŞKUNOĞLU+H.Ç. | BC |
| Drawing | 12 | 08:25 | 5 | 94 | 144 | 4 | Hikmet ÇAKMAK | AG0 |
| Drawing | 13 | 07:50 | 6 | 91 | 151 | 3 | Korhan YELKENCİ | KY |
| Drawing | 14 | 07:50 | 5 | 35 | 85 | 3 | Korhan YELKENCİ | KY |
| Drawing | 15 | 07:40 | 4 | 27 | 67 | 4 | Hikmet ÇAKMAK | HÇ |
| Drawing | 16 | 07:20 | 3 | 14 | 44 | 3 | Asuman GÜLTEKİN | AG0 |
| Drawing | 17 | 09:25 | 3 | 15 | 45 | 2 | Sinan ALİŞ | SA |
| Drawing | 23 | 09:00 | 2 | 7 | 27 | 3 | Asuman GÜLTEKİN | AG0 |
| Drawing | 24 | 08:45 | 3 | 17 | 47 | 2 | Sinan ALİŞ | SA |
| Drawing | 25 | 07:10 | 6 | 73 | 133 | 4 | B.COŞKUNOĞLU+H.Ç. | BC |
| Drawing | 26 | 07:35 | 6 | 81 | 141 | 4 | Hikmet ÇAKMAK | HÇ |
| Drawing | 27 | 08:15 | 10 | 58 | 158 | 3 | Asuman GÜLTEKİN | AG0 |
| Drawing | 28 | 09:20 | 7 | 81 | 151 | 3 | Korhan YELKENCİ | KY |
| Drawing | 29 | 06:30 | 7 | 83 | 153 | 4 | Hikmet ÇAKMAK | HÇ |
| Drawing | 30 | 06:40 | 5 | 59 | 109 | 3 | Asuman GÜLTEKİN | AG0 |
| Drawing | 31 | 07:40 | 6 | 45 | 105 | 3 | Hikmet ÇAKMAK | SA |
| Monthly Mean of Relative Number: 109.29 [21 observations; 68%] | ||||||||
Observers Observation days this month and mean observing times
| Observer | Days | Mean time (all) | Mean time (own duty days) |
|---|---|---|---|
| Hikmet Çakmak HÇ | 7 | 08:52 | 08:26 [4] |
| Sinan Aliş SA | 4 | 09:41 | 09:41 [4] |
| Korhan Yelkenci KY | 4 | 09:35 | 09:35 [4] |
| Asuman Gültekin Annak AG0 | 4 | 07:49 | 07:49 [4] |
| Başar Coşkunoğlu BC | 2 | 10:18 | 10:18 [2] |
| Month total | 21 – 10 | Observing window: 07:00 – 09:00 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 (2011): 60 / 90 (67%)
Days without observation: 30
Consecutive days: 3 (longest 7)