Monthly Sunspot Observation Report
May 2015 Sunspot classification and coordinates →
103.90
Monthly mean R
29 / 31
Observation days (94%)
226
Maximum R
2
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 | 01 | 11:38 | 1 | 4 | 14 | 2 | Sinan ALİŞ | SA |
| Drawing | 02 | 09:45 | 3 | 19 | 49 | 3 | Ö.ÖNALTAŞ=A.G. | AG0 |
| Drawing | 04 | 08:45 | 8 | 78 | 158 | 3 | Korhan YELKENCİ | KY |
| Drawing | 05 | 06:02 | 7 | 86 | 156 | 4 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 06 | 06:50 | 6 | 106 | 166 | 4 | Hikmet ÇAKMAK | HÇ |
| Drawing | 07 | 05:40 | 8 | 68 | 148 | 3 | Asuman GÜLTEKİN | AG0 |
| Drawing | 09 | 06:45 | 9 | 84 | 174 | 3 | Talar YONTAN | TY0 |
| Drawing | 10 | 06:45 | 10 | 79 | 179 | 3 | A.GÜLTEKİN=Ö.Ö. | ÖÖ |
| Drawing | 11 | 06:30 | 9 | 97 | 187 | 3 | Talar YONTAN | TY0 |
| Drawing | 12 | 06:55 | 9 | 136 | 226 | 4 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 13 | 11:50 | 9 | 83 | 173 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 14 | 06:55 | 12 | 72 | 192 | 3 | Asuman GÜLTEKİN | AG0 |
| Drawing | 15 | 09:22 | 7 | 37 | 107 | 3 | Sinan ALİŞ | SA |
| Drawing | 16 | 10:20 | 7 | 26 | 96 | 3 | Sinan ALİŞ | BC |
| Drawing | 17 | 07:15 | 6 | 20 | 80 | 4 | Hikmet ÇAKMAK | HÇ |
| Drawing | 18 | 06:25 | 9 | 17 | 107 | 3 | A.GÜLTEKİN=K.Y. | KY |
| Drawing | 19 | 12:25 | 4 | 9 | 49 | 4 | Başar COŞKUNOĞLU | BC |
| Drawing | 20 | 08:10 | 5 | 14 | 64 | 3 | Talar YONTAN | TY0 |
| Drawing | 21 | 07:30 | 5 | 17 | 67 | 3 | K.YELKENCİ=A.G. | AG0 |
| Drawing | 22 | 08:30 | 6 | 23 | 83 | 3 | Sinan ALİŞ | SA |
| Drawing | 23 | 09:35 | 4 | 26 | 66 | 4 | Başar COŞKUNOĞLU | SA |
| Drawing | 24 | 07:15 | 6 | 40 | 100 | 3 | Korhan YELKENCİ | KY |
| Drawing | 25 | 07:45 | 5 | 31 | 81 | 3 | Korhan YELKENCİ | KY |
| Drawing | 26 | 07:35 | 4 | 22 | 62 | 3 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 27 | 11:20 | 2 | 2 | 22 | 2 | Asuman GÜLTEKİN | AG0 |
| Drawing | 28 | 12:45 | 3 | 4 | 34 | 3 | H.ÇAKMAK-B.C. | BC |
| Drawing | 29 | 08:30 | 3 | 5 | 35 | 3 | Ö.ÖNALTAŞ-T.Y. | TY0 |
| Drawing | 30 | 08:00 | 4 | 10 | 50 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 31 | 07:10 | 6 | 28 | 88 | 3 | Talar YONTAN | TY0 |
| Monthly Mean of Relative Number: 103.90 [29 observations; 94%] | ||||||||
Observers Observation days this month and mean observing times
| Observer | Days | Mean time (all) | Mean time (own duty days) |
|---|---|---|---|
| Ozgecan Önal Taş ÖÖ | 5 | 07:45 | 06:51 [3] |
| Hikmet Çakmak HÇ | 5 | 09:20 | 08:29 [4] |
| Asuman Gültekin Annak AG0 | 5 | 07:25 | 07:58 [3] |
| Sinan Aliş SA | 4 | 09:58 | 09:50 [3] |
| Korhan Yelkenci KY | 4 | 07:49 | 07:55 [3] |
| Talar Yontan TY0 | 4 | 07:09 | 07:09 [4] |
| Başar Coşkunoğlu BC | 2 | 11:00 | 12:25 [1] |
| Month total | 29 – 2 | 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 (2015): 107 / 151 (71%)
Days without observation: 44
Consecutive days: 23 (longest 23)