Monthly Sunspot Observation Report
September 2018 Sunspot classification and coordinates →
3.22
Monthly mean R
27 / 30
Observation days (90%)
26
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 | 09:20 | 0 | 0 | 0 | 3 | Başar COŞKUNOĞLU | BC |
| Drawing | 02 | 10:20 | 0 | 0 | 0 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 03 | 07:10 | 0 | 0 | 0 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 04 | 09:20 | 0 | 0 | 0 | 3 | Başar COŞKUNOĞLU | BC |
| Drawing | 05 | 09:10 | 0 | 0 | 0 | 3 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 06 | 07:25 | 0 | 0 | 0 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 07 | 09:25 | 0 | 0 | 0 | 3 | H.ÇAKMAK=Ö.Ö. | ÖÖ |
| Drawing | 08 | 09:50 | 2 | 5 | 25 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 09 | 08:25 | 2 | 6 | 26 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 10 | 07:40 | 1 | 1 | 11 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 11 | 08:30 | 0 | 0 | 0 | 3 | Başar COŞKUNOĞLU | BC |
| Drawing | 12 | 11:25 | 1 | 2 | 12 | 3 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 13 | 08:30 | 0 | 0 | 0 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 14 | 07:45 | 0 | 0 | 0 | 3 | Olcay PLEVNE | OP |
| Drawing | 15 | 06:50 | 0 | 0 | 0 | 3 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 16 | 11:30 | 0 | 0 | 0 | 3 | Olcay PLEVNE | OP |
| Drawing | 17 | 08:20 | 1 | 3 | 13 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 18 | 10:00 | 0 | 0 | 0 | 3 | Başar COŞKUNOĞLU | BC |
| Drawing | 19 | 08:00 | 0 | 0 | 0 | 4 | Hikmet ÇAKMAK | HÇ |
| Drawing | 20 | 07:50 | 0 | 0 | 0 | 3 | Olcay PLEVNE | OP |
| Drawing | 21 | 07:15 | 0 | 0 | 0 | 3 | Talar YONTAN | TY0 |
| Drawing | 22 | 09:05 | 0 | 0 | 0 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 23 | 09:40 | 0 | 0 | 0 | 3 | Talar YONTAN | TY0 |
| Drawing | 24 | 08:40 | 0 | 0 | 0 | 4 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 26 | 11:39 | 0 | 0 | 0 | 3 | Özgecan ÖNALTAŞ | ÖÖ |
| Drawing | 28 | 08:55 | 0 | 0 | 0 | 3 | Talar YONTAN | TY0 |
| Drawing | 29 | 08:45 | 0 | 0 | 0 | 3 | Ö.ÖNALTAŞ=O.P. | OP |
| Monthly Mean of Relative Number: 3.22 [27 observations; 90%] | ||||||||
Observers Observation days this month and mean observing times
| Observer | Days | Mean time (all) | Mean time (own duty days) |
|---|---|---|---|
| Hikmet Çakmak HÇ | 11 | 08:34 | 08:28 [10] |
| Ozgecan Önal Taş ÖÖ | 6 | 09:25 | 09:33 [5] |
| Başar Coşkunoğlu BC | 4 | 09:18 | 09:18 [4] |
| Olcay Plevne OP | 3 | 09:02 | 09:02 [3] |
| Talar Yontan TY0 | 3 | 08:37 | 08:37 [3] |
| Month total | 27 – 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 (2018): 235 / 273 (86%)
Days without observation: 38
Consecutive days: 2 (longest 99)