Monthly Sunspot Observation Report
October 2015 Sunspot classification and coordinates →
61.55
Monthly mean R
22 / 31
Observation days (71%)
104
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 | 01 | 11:00 | 4 | 54 | 94 | 3 | Talar YONTAN | TY0 |
| Drawing | 02 | 12:45 | 3 | 30 | 60 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 03 | 08:45 | 3 | 39 | 69 | 3 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 04 | 07:40 | 1 | 18 | 28 | 2 | Hikmet ÇAKMAK | HÇ |
| Drawing | 05 | 06:20 | 1 | 11 | 21 | 3 | Korhan YELKENCİ | KY |
| Drawing | 07 | 08:10 | 1 | 2 | 12 | 3 | Başar COŞKUNOĞLU | ÖÖ |
| Drawing | 08 | 10:40 | 2 | 6 | 26 | 3 | Korhan YELKENCİ | BC |
| Drawing | 09 | 08:00 | 1 | 1 | 11 | 3 | Başar COŞKUNOĞLU | HÇ |
| Drawing | 10 | 09:00 | 1 | 1 | 11 | 3 | Sinan ALİŞ | KY |
| Drawing | 12 | 07:10 | 4 | 21 | 61 | 3 | K.YELKENCİ-B.C. | BC |
| Drawing | 14 | 06:10 | 4 | 18 | 58 | 3 | H.ÇAKMAK=Ö.Ö. | ÖÖ |
| Drawing | 15 | 06:45 | 3 | 26 | 56 | 3 | Talar YONTAN | TY0 |
| Drawing | 16 | 07:40 | 4 | 30 | 70 | 4 | Ö.ÖNALTAŞ=H.Ç. | HÇ |
| Drawing | 17 | 11:45 | 4 | 26 | 66 | 2 | Sinan ALİŞ | SA |
| Drawing | 19 | 09:30 | 5 | 38 | 88 | 3 | Başar COŞKUNOĞLU | BC |
| Drawing | 20 | 08:05 | 4 | 43 | 83 | 3 | Sinan ALİŞ | SA |
| Drawing | 26 | 08:15 | 4 | 25 | 65 | 3 | Başar COŞKUNOĞLU | BC |
| Drawing | 27 | 06:29 | 6 | 25 | 85 | 3 | Sinan ALİŞ | SA |
| Drawing | 28 | 06:55 | 6 | 40 | 100 | 3 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 29 | 06:05 | 7 | 29 | 99 | 3 | Korhan YELKENCİ | KY |
| Drawing | 30 | 06:45 | 5 | 37 | 87 | 3 | Talar YONTAN | TY0 |
| Drawing | 31 | 07:30 | 6 | 44 | 104 | 4 | H.ÇAKMAK=S.A. | SA |
| Monthly Mean of Relative Number: 61.55 [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 | 4 | 08:31 | 10:13 [2] |
| Korhan Yelkenci KY | 4 | 07:34 | 06:13 [2] |
| Başar Coşkunoğlu BC | 4 | 08:29 | 08:53 [2] |
| Sinan Aliş SA | 4 | 08:50 | 08:46 [3] |
| Talar Yontan TY0 | 3 | 08:10 | 08:10 [3] |
| Ozgecan Önal Taş ÖÖ | 3 | 07:47 | 07:50 [2] |
| 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 (2015): 246 / 304 (81%)
Days without observation: 58
Consecutive days: 6 (longest 75)