Monthly Sunspot Observation Report
March 2015 Sunspot classification and coordinates →
85.45
Monthly mean R
20 / 31
Observation days (65%)
151
Maximum R
11
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 | 02 | 07:40 | 3 | 25 | 55 | 3 | Talar YONTAN | TY0 |
| Drawing | 04 | 08:30 | 2 | 31 | 51 | 4 | Başar COŞKUNOĞLU | HÇ |
| Drawing | 05 | 07:35 | 3 | 11 | 41 | 3 | Asuman GÜLTEKİN | AG0 |
| Drawing | 06 | 07:45 | 4 | 9 | 49 | 3 | K.YELKENCİ-S.A. | SA |
| Drawing | 12 | 08:05 | 5 | 51 | 101 | 3 | A.GÜLTEKİN=T.Y. | TY0 |
| Drawing | 13 | 09:49 | 4 | 43 | 83 | 3 | Sinan ALİŞ | SA |
| Drawing | 14 | 08:40 | 2 | 35 | 55 | 3 | Korhan YELKENCİ | KY |
| Drawing | 16 | 09:05 | 4 | 29 | 69 | 3 | Korhan YELKENCİ | KY |
| Drawing | 17 | 08:15 | 7 | 47 | 117 | 3 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 18 | 07:20 | 3 | 12 | 42 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 19 | 07:35 | 4 | 11 | 51 | 3 | Talar YONTAN | AG0 |
| Drawing | 20 | 08:30 | 1 | 2 | 12 | 2 | T.YONTAN+H.Ç. | TY0 |
| Drawing | 22 | 11:00 | 7 | 48 | 118 | 4 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 24 | 11:00 | 9 | 29 | 119 | 3 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 25 | 07:55 | 9 | 44 | 134 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 26 | 07:40 | 11 | 38 | 148 | 4 | H.ÇAKMAK=A.G. | AG0 |
| Drawing | 27 | 08:20 | 10 | 51 | 151 | 3 | K.YELKENCİ-S.A. | SA |
| Drawing | 28 | 11:40 | 9 | 53 | 143 | 3 | Talar YONTAN | TY0 |
| Drawing | 29 | 11:00 | 7 | 28 | 98 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 30 | 08:25 | 5 | 22 | 72 | 3 | Korhan YELKENCİ | KY |
| Monthly Mean of Relative Number: 85.45 [20 observations; 65%] | ||||||||
Observers Observation days this month and mean observing times
| Observer | Days | Mean time (all) | Mean time (own duty days) |
|---|---|---|---|
| Korhan Yelkenci KY | 5 | 08:27 | 08:43 [3] |
| Talar Yontan TY0 | 4 | 08:51 | 09:17 [3] |
| Hikmet Çakmak HÇ | 4 | 08:29 | 08:45 [3] |
| Ozgecan Önal Taş ÖÖ | 3 | 10:05 | 10:05 [3] |
| Asuman Gültekin Annak AG0 | 2 | 07:50 | 07:35 [1] |
| Başar Coşkunoğlu BC | 1 | 08:30 | --:-- |
| Sinan Aliş SA | 1 | 09:49 | 09:49 [1] |
| Month total | 20 – 11 | 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 (2015): 53 / 90 (59%)
Days without observation: 37
Consecutive days: 1 (longest 9)