Monthly Sunspot Observation Report
March 2019 Sunspot classification and coordinates →
9.16
Monthly mean R
25 / 31
Observation days (81%)
35
Maximum R
6
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 | 10:35 | 0 | 0 | 0 | 3 | Olcay PLEVNE | OP |
| Drawing | 03 | 07:20 | 0 | 0 | 0 | 3 | Talar YONTAN | TY0 |
| Drawing | 04 | 10:25 | 0 | 0 | 0 | 3 | Talar YONTAN | TY0 |
| Drawing | 05 | 10:50 | 0 | 0 | 0 | 3 | Korhan YELKENCİ | KY |
| Drawing | 06 | 09:24 | 1 | 10 | 20 | 3 | Talar YONTAN | TY0 |
| Drawing | 07 | 07:34 | 2 | 3 | 23 | 3 | Ö.ÖNALTAŞ=H.Ç. | HÇ |
| Drawing | 08 | 07:30 | 1 | 1 | 11 | 3 | Başar COŞKUNOĞLU | BC |
| Drawing | 09 | 07:25 | 1 | 1 | 11 | 3 | Talar YONTAN | TY0 |
| Drawing | 10 | 12:10 | 1 | 1 | 11 | 3 | H.ÇAKMAK=K.Y. | KY |
| Drawing | 11 | 07:00 | 0 | 0 | 0 | 3 | Burcu AKBULUT | BA |
| Drawing | 16 | 08:00 | 0 | 0 | 0 | 3 | Başar COŞKUNOĞLU | BC |
| Drawing | 17 | 10:00 | 0 | 0 | 0 | 3 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 18 | 08:50 | 1 | 5 | 15 | 3 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 19 | 10:36 | 1 | 6 | 16 | 3 | Korhan YELKENCİ | KY |
| Drawing | 20 | 07:15 | 2 | 15 | 35 | 3 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 22 | 09:20 | 1 | 21 | 31 | 3 | Başar COŞKUNOĞLU | BC |
| Drawing | 23 | 09:20 | 1 | 21 | 31 | 3 | Talar YONTAN | TY0 |
| Drawing | 24 | 09:40 | 1 | 3 | 13 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 25 | 09:05 | 0 | 0 | 0 | 3 | Talar YONTAN | TY0 |
| Drawing | 26 | 07:55 | 0 | 0 | 0 | 3 | Burcu AKBULUT | BA |
| Drawing | 27 | 08:35 | 0 | 0 | 0 | 3 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 28 | 08:00 | 0 | 0 | 0 | 3 | Korhan YELKENCİ | KY |
| Drawing | 29 | 09:05 | 0 | 0 | 0 | 3 | H.ÇAKMAK=B.C. | BC |
| Drawing | 30 | 08:00 | 0 | 0 | 0 | 3 | T.YONTAN=K.Y. | KY |
| Drawing | 31 | 11:26 | 1 | 2 | 12 | 3 | Özgecan ÖNALTAŞ | ÖÖ |
| Monthly Mean of Relative Number: 9.16 [25 observations; 81%] | ||||||||
Observers Observation days this month and mean observing times
| Observer | Days | Mean time (all) | Mean time (own duty days) |
|---|---|---|---|
| Talar Yontan TY0 | 7 | 08:43 | 08:50 [6] |
| Ozgecan Önal Taş ÖÖ | 6 | 08:57 | 09:13 [5] |
| Korhan Yelkenci KY | 3 | 09:49 | 09:49 [3] |
| Başar Coşkunoğlu BC | 3 | 08:17 | 08:17 [3] |
| Hikmet Çakmak HÇ | 3 | 10:18 | 09:40 [1] |
| Burcu Akbulut BA | 2 | 07:28 | 07:28 [2] |
| Olcay Plevne OP | 1 | 10:35 | 10:35 [1] |
| Month total | 25 – 6 | 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 (2019): 57 / 90 (63%)
Days without observation: 33
Consecutive days: 10 (longest 10)