Monthly Sunspot Observation Report
February 2016 Sunspot classification and coordinates →
69.73
Monthly mean R
22 / 29
Observation days (76%)
159
Maximum R
7
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 | 11:24 | 2 | 5 | 25 | 2 | Sinan ALİŞ | SA |
| Drawing | 02 | 08:00 | 5 | 15 | 65 | 3 | Korhan YELKENCİ | KY |
| Drawing | 03 | 07:25 | 5 | 38 | 88 | 3 | T.YONTAN=Ö.Ö. | HÇ |
| Drawing | 04 | 08:30 | 7 | 50 | 120 | 3 | Başar COŞKUNOĞLU | BC |
| Drawing | 07 | 08:50 | 8 | 50 | 130 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 08 | 07:35 | 9 | 69 | 159 | 3 | Talar YONTAN | TY0 |
| Drawing | 09 | 09:45 | 5 | 53 | 103 | 3 | Sinan ALİŞ | SA |
| Drawing | 10 | 08:20 | 6 | 63 | 123 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 11 | 11:40 | 3 | 48 | 78 | 3 | Başar COŞKUNOĞLU | BC |
| Drawing | 12 | 09:20 | 4 | 45 | 85 | 3 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 13 | 11:15 | 1 | 24 | 34 | 3 | Korhan YELKENCİ | KY |
| Drawing | 14 | 12:50 | 3 | 34 | 64 | 3 | Sinan ALİŞ | SA |
| Drawing | 15 | 08:00 | 3 | 31 | 61 | 3 | Özgecan ÖNALTAŞ | TY0 |
| Drawing | 16 | 09:24 | 3 | 8 | 38 | 2 | Korhan YELKENCİ | KY |
| Drawing | 17 | 10:14 | 2 | 4 | 24 | 2 | Sinan ALİŞ | SA |
| Drawing | 18 | 10:20 | 3 | 5 | 35 | 3 | Başar COŞKUNOĞLU | BC |
| Drawing | 21 | 10:30 | 4 | 19 | 59 | 3 | Talar YONTAN | TY0 |
| Drawing | 22 | 07:30 | 3 | 17 | 47 | 3 | Talar YONTAN | TY0 |
| Drawing | 23 | 07:40 | 4 | 18 | 58 | 3 | Korhan YELKENCİ | KY |
| Drawing | 26 | 13:15 | 4 | 13 | 53 | 3 | H.ÇAKMAK=B.C. | BC |
| Drawing | 27 | 10:45 | 2 | 16 | 36 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 29 | 08:45 | 3 | 19 | 49 | 3 | Talar YONTAN | TY0 |
| Monthly Mean of Relative Number: 69.73 [22 observations; 76%] | ||||||||
Observers Observation days this month and mean observing times
| Observer | Days | Mean time (all) | Mean time (own duty days) |
|---|---|---|---|
| Talar Yontan TY0 | 5 | 08:21 | 08:35 [4] |
| Sinan Aliş SA | 4 | 11:03 | 11:03 [4] |
| Korhan Yelkenci KY | 4 | 09:05 | 09:05 [4] |
| Hikmet Çakmak HÇ | 4 | 10:18 | 09:18 [3] |
| Başar Coşkunoğlu BC | 3 | 10:10 | 10:10 [3] |
| Ozgecan Önal Taş ÖÖ | 2 | 08:40 | 09:20 [1] |
| Month total | 22 – 7 | 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 (2016): 44 / 60 (73%)
Days without observation: 16
Consecutive days: 1 (longest 12)