Monthly Sunspot Observation Report
August 2017 Sunspot classification and coordinates →
31.93
Monthly mean R
28 / 31
Observation days (90%)
93
Maximum R
3
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 | 07:30 | 1 | 2 | 12 | 3 | Korhan YELKENCİ | KY |
| Drawing | 02 | 09:20 | 1 | 2 | 12 | 3 | Seda KAPTAN | SK0 |
| Drawing | 03 | 09:40 | 1 | 2 | 12 | 3 | Korhan YELKENCİ | KY |
| Drawing | 04 | 08:40 | 1 | 2 | 12 | 3 | Seda KAPTAN | SK0 |
| Drawing | 05 | 07:00 | 1 | 2 | 12 | 3 | Talar YONTAN | TY0 |
| Drawing | 06 | 04:40 | 1 | 3 | 13 | 3 | Korhan YELKENCİ | KY |
| Drawing | 07 | 06:20 | 1 | 1 | 11 | 3 | Süleyman FİŞEK | SF |
| Drawing | 09 | 11:10 | 1 | 1 | 11 | 4 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 10 | 08:15 | 2 | 2 | 22 | 3 | Korhan YELKENCİ | KY |
| Drawing | 11 | 08:15 | 1 | 1 | 11 | 3 | Süleyman FİŞEK | SF |
| Drawing | 12 | 05:30 | 1 | 1 | 11 | 3 | Korhan YELKENCİ | KY |
| Drawing | 13 | 07:30 | 1 | 1 | 11 | 3 | T.YONTAN=Ö.Ö. | ÖÖ |
| Drawing | 14 | 09:10 | 1 | 1 | 11 | 3 | Ö.ÖNALTAŞ=T.Y. | TY0 |
| Drawing | 15 | 07:30 | 1 | 7 | 17 | 3 | T.YONTAN=S.F. | SF |
| Drawing | 16 | 07:45 | 1 | 42 | 52 | 3 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 17 | 05:45 | 1 | 28 | 38 | 3 | Süleyman FİŞEK | SF |
| Drawing | 18 | 08:41 | 1 | 33 | 43 | 3 | Başar COŞKUNOĞLU | BC |
| Drawing | 19 | 07:50 | 1 | 56 | 66 | 3 | Talar YONTAN | TY0 |
| Drawing | 21 | 07:30 | 2 | 21 | 41 | 3 | S.FİŞEK=T.Y. | TY0 |
| Drawing | 23 | 07:35 | 3 | 63 | 93 | 4 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 24 | 09:15 | 2 | 28 | 48 | 3 | Başar COŞKUNOĞLU | BC |
| Drawing | 25 | 08:20 | 2 | 35 | 55 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 26 | 08:20 | 2 | 28 | 48 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 27 | 11:40 | 2 | 16 | 36 | 3 | Başar COŞKUNOĞLU | BC |
| Drawing | 28 | 09:00 | 1 | 14 | 24 | 3 | Talar YONTAN | TY0 |
| Drawing | 29 | 07:00 | 4 | 5 | 45 | 3 | Talar YONTAN | HÇ |
| Drawing | 30 | 08:10 | 3 | 18 | 48 | 3 | T.YONTAN=Ö.Ö. | ÖÖ |
| Drawing | 31 | 09:21 | 4 | 39 | 79 | 4 | Başar COŞKUNOĞLU | BC |
| Monthly Mean of Relative Number: 31.93 [28 observations; 90%] | ||||||||
Observers Observation days this month and mean observing times
| Observer | Days | Mean time (all) | Mean time (own duty days) |
|---|---|---|---|
| Talar Yontan TY0 | 7 | 07:43 | 07:57 [3] |
| Korhan Yelkenci KY | 5 | 07:07 | 07:07 [5] |
| Süleyman Fişek SF | 4 | 06:58 | 06:47 [3] |
| Ozgecan Önal Taş ÖÖ | 4 | 08:55 | 08:50 [3] |
| Başar Coşkunoğlu BC | 4 | 09:44 | 09:44 [4] |
| Seda Kaptan SK0 | 2 | 09:00 | 09:00 [2] |
| Hikmet Çakmak HÇ | 2 | 08:20 | 08:20 [2] |
| Month total | 28 – 3 | 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 (2017): 198 / 243 (81%)
Days without observation: 45
Consecutive days: 9 (longest 58)