Monthly Sunspot Observation Report
August 2021 Sunspot classification and coordinates →
26.06
Monthly mean R
31 / 31
Observation days (100%)
82
Maximum R
0
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 | 08:25 | 0 | 0 | 0 | 3 | Olcay PLEVNE | OP |
| Drawing | 02 | 08:10 | 1 | 2 | 12 | 4 | Ergün EGE | EE |
| Drawing | 03 | 07:10 | 1 | 11 | 21 | 3 | Oğuzhan ÇAKIR | OÇ |
| Drawing | 04 | 07:55 | 2 | 8 | 28 | 3 | Oğuzhan ÇAKIR | SF |
| Drawing | 05 | 07:27 | 3 | 8 | 38 | 3 | Süleyman FİŞEK | OÇ |
| Drawing | 06 | 07:10 | 1 | 2 | 12 | 3 | Süleyman FİŞEK | SF |
| Drawing | 07 | 07:25 | 0 | 0 | 0 | 3 | Burçin TANIK | BT |
| Drawing | 08 | 07:15 | 1 | 1 | 11 | 3 | Oğuzhan ÇAKIR | KY |
| Drawing | 09 | 08:00 | 1 | 1 | 11 | 4 | Ergün EGE | EE |
| Drawing | 10 | 10:00 | 0 | 0 | 0 | 3 | Burçin TANIK | ÖÖ |
| Drawing | 11 | 08:35 | 1 | 1 | 11 | 3 | Olcay PLEVNE | OP |
| Drawing | 12 | 07:20 | 0 | 0 | 0 | 3 | Burçin TANIK | BT |
| Drawing | 13 | 09:40 | 0 | 0 | 0 | 3 | Ergün EGE | BC |
| Drawing | 14 | 11:10 | 3 | 10 | 40 | 3 | Talar YONTAN | TY0 |
| Drawing | 15 | 08:45 | 2 | 5 | 25 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 16 | 08:20 | 3 | 8 | 38 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 17 | 07:45 | 2 | 8 | 28 | 3 | Oğuzhan ÇAKIR | KY |
| Drawing | 18 | 09:40 | 1 | 2 | 12 | 3 | Burçin TANIK | ÖÖ |
| Drawing | 19 | 09:28 | 3 | 9 | 39 | 3 | Talar YONTAN | TY0 |
| Drawing | 20 | 07:25 | 1 | 5 | 15 | 3 | Burçin TANIK | BT |
| Drawing | 21 | 07:45 | 2 | 5 | 25 | 3 | Oğuzhan ÇAKIR | OÇ |
| Drawing | 22 | 09:30 | 1 | 2 | 12 | 3 | Başar COŞKUNOĞLU | BC |
| Drawing | 23 | 07:45 | 1 | 4 | 14 | 3 | Ergün EGE | EE |
| Drawing | 24 | 07:55 | 2 | 11 | 31 | 3 | Oğuzhan ÇAKIR | OÇ |
| Drawing | 25 | 10:15 | 2 | 17 | 37 | 3 | Başar COŞKUNOĞLU | OP |
| Drawing | 26 | 10:11 | 4 | 31 | 71 | 3 | Talar YONTAN | TY0 |
| Drawing | 27 | 10:45 | 2 | 31 | 51 | 3 | Başar COŞKUNOĞLU | BC |
| Drawing | 28 | 09:30 | 3 | 24 | 54 | 3 | Ergün EGE | EE |
| Drawing | 29 | 10:05 | 2 | 62 | 82 | 4 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 30 | 08:25 | 2 | 27 | 47 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 31 | 05:35 | 2 | 23 | 43 | 3 | Korhan YELKENCİ | KY |
| Monthly Mean of Relative Number: 26.06 [31 observations; 100%] | ||||||||
Observers Observation days this month and mean observing times
| Observer | Days | Mean time (all) | Mean time (own duty days) |
|---|---|---|---|
| Oğuzhan Çakır OÇ | 6 | 07:38 | 07:37 [3] |
| Ergün Ege EE | 5 | 08:37 | 08:21 [4] |
| Burçin Tanık BT | 5 | 08:22 | 07:23 [3] |
| Talar Yontan TY0 | 3 | 10:16 | 10:16 [3] |
| Hikmet Çakmak HÇ | 3 | 08:30 | 08:30 [3] |
| Başar Coşkunoğlu BC | 3 | 10:10 | 10:08 [2] |
| Olcay Plevne OP | 2 | 08:30 | 08:30 [2] |
| Süleyman Fişek SF | 2 | 07:19 | 07:10 [1] |
| Ozgecan Önal Taş ÖÖ | 1 | 10:05 | 10:05 [1] |
| Korhan Yelkenci KY | 1 | 05:35 | 05:35 [1] |
| Month total | 31 – 0 | 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 (2021): 158 / 243 (65%)
Days without observation: 85
Consecutive days: 56 (longest 56)