Monthly Sunspot Observation Report
March 2020 Sunspot classification and coordinates →
1.45
Monthly mean R
20 / 31
Observation days (65%)
15
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 | 01 | 07:35 | 0 | 0 | 0 | 3 | O.PLEVNE=S.F. | SF |
| Drawing | 02 | 09:40 | 0 | 0 | 0 | 3 | T.YONTAN+E.E. | TY0 |
| Drawing | 03 | 13:15 | 0 | 0 | 0 | 4 | Hikmet ÇAKMAK | HÇ |
| Drawing | 04 | 13:35 | 0 | 0 | 0 | 3 | H.ÇAKMAK=Ö.Ö. | ÖÖ |
| Drawing | 05 | 08:11 | 0 | 0 | 0 | 3 | Burçin TANIK | BT |
| Drawing | 06 | 11:10 | 0 | 0 | 0 | 3 | Olcay PLEVNE | OP |
| Drawing | 07 | 09:40 | 0 | 0 | 0 | 3 | Burçin TANIK | BT |
| Drawing | 08 | 08:00 | 1 | 4 | 14 | 3 | Oğuzhan ÇAKIR | OÇ |
| Drawing | 09 | 08:00 | 1 | 5 | 15 | 3 | Oğuzhan ÇAKIR | OÇ |
| Drawing | 11 | 11:19 | 0 | 0 | 0 | 4 | Ö.ÖNALTAŞ+E.E. | ÖÖ |
| Drawing | 12 | 07:55 | 0 | 0 | 0 | 3 | Süleyman FİŞEK | SF |
| Drawing | 13 | 11:00 | 0 | 0 | 0 | 3 | O.PLEVNE+E.E. | OP |
| Drawing | 14 | 09:05 | 0 | 0 | 0 | 3 | Hikmet ÇAKMAK | HÇ |
| Drawing | 15 | 06:20 | 0 | 0 | 0 | 3 | Olcay PLEVNE | OP |
| Drawing | 16 | 10:30 | 0 | 0 | 0 | 3 | Talar YONTAN | TY0 |
| Drawing | 17 | 06:15 | 0 | 0 | 0 | 3 | Korhan YELKENCİ | KY |
| Drawing | 18 | 07:30 | 0 | 0 | 0 | 3 | Oğuzhan ÇAKIR | OÇ |
| Drawing | 19 | 07:20 | 0 | 0 | 0 | 3 | Süleyman FİŞEK | SF |
| Drawing | 20 | 09:50 | 0 | 0 | 0 | 3 | Olcay PLEVNE | OP |
| Drawing | 21 | 05:03 | 0 | 0 | 0 | 3 | Korhan YELKENCİ | KY |
| Monthly Mean of Relative Number: 1.45 [20 observations; 65%] | ||||||||
Observers Observation days this month and mean observing times
| Observer | Days | Mean time (all) | Mean time (own duty days) |
|---|---|---|---|
| Olcay Plevne OP | 5 | 09:11 | 09:35 [4] |
| Hikmet Çakmak HÇ | 3 | 11:58 | 11:10 [2] |
| Oğuzhan Çakır OÇ | 3 | 07:50 | 07:50 [3] |
| Talar Yontan TY0 | 2 | 10:05 | 10:05 [2] |
| Burçin Tanık BT | 2 | 08:56 | 08:56 [2] |
| Süleyman Fişek SF | 2 | 07:38 | 07:38 [2] |
| Korhan Yelkenci KY | 2 | 05:39 | 05:39 [2] |
| Ozgecan Önal Taş ÖÖ | 1 | 11:19 | 11:19 [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 (2020): 65 / 91 (71%)
Days without observation: 26
Consecutive days: 0 (longest 18)