Monthly Sunspot Observation Report
September 2007 Sunspot classification and coordinates →
4.70
Monthly mean R
29 / 30
Observation days (97%)
25
Maximum R
1
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 | 09:10 | 2 | 5 | 25 | 3 | Sinan ALİŞ | |
| Drawing | 02 | 09:45 | 1 | 3 | 13 | 2 | Sinan ALİŞ | |
| Drawing | 03 | 06:10 | 1 | 5 | 15 | 3 | Sinan ALİŞ | |
| Drawing | 04 | 07:45 | 1 | 4 | 14 | 2 | Sinan ALİŞ | |
| Drawing | 05 | 06:40 | 1 | 5 | 15 | 3 | Sinan ALİŞ | |
| Drawing | 06 | 06:25 | 1 | 1 | 11 | 3 | Sinan ALİŞ | |
| Drawing | 07 | 07:00 | 0 | 0 | 0 | 2 | H. Hasan ESENOĞLU | |
| Drawing | 08 | 08:35 | 0 | 0 | 0 | 4 | H. Hasan ESENOĞLU | |
| Drawing | 08 | 08:35 | 0 | 0 | 0 | 3 | H. Hasan ESENOĞLU | |
| Drawing | 09 | 08:01 | 0 | 0 | 0 | 2 | H. Hasan ESENOĞLU | |
| Drawing | 10 | 07:35 | 0 | 0 | 0 | 3 | İpek H. ÇAY | |
| Drawing | 11 | 07:05 | 0 | 0 | 0 | 4 | H. Hasan ESENOĞLU | |
| Drawing | 12 | 07:00 | 0 | 0 | 0 | 3 | H. Hasan ESENOĞLU | |
| Drawing | 13 | 07:05 | 0 | 0 | 0 | 3 | İpek H. ÇAY | |
| Drawing | 14 | 08:16 | 0 | 0 | 0 | 2 | H. Hasan ESENOĞLU | |
| Drawing | 15 | 07:39 | 0 | 0 | 0 | 2 | H. Hasan ESENOĞLU | |
| Drawing | 16 | 07:00 | 0 | 0 | 0 | 3 | Z. Funda BOSTANCI | |
| Drawing | 17 | 07:25 | 0 | 0 | 0 | 3 | İpek H. ÇAY | |
| Drawing | 18 | 06:55 | 0 | 0 | 0 | 4 | Tolga GÜVER | |
| Drawing | 19 | 06:45 | 0 | 0 | 0 | 4 | H. Hasan ESENOĞLU | |
| Drawing | 20 | 07:00 | 0 | 0 | 0 | 3 | Tolga GÜVER | |
| Drawing | 21 | 08:03 | 0 | 0 | 0 | 2 | H. Hasan ESENOĞLU | |
| Drawing | 23 | 06:50 | 0 | 0 | 0 | 2 | Tolga GÜVER | |
| Drawing | 24 | 10:06 | 0 | 0 | 0 | 2 | H. Hasan ESENOĞLU | |
| Drawing | 25 | 06:20 | 0 | 0 | 0 | 4 | Mevlana BAşAL | |
| Drawing | 26 | 06:00 | 0 | 0 | 0 | 3 | Z. Funda BOSTANCI | |
| Drawing | 27 | 06:50 | 0 | 0 | 0 | 4 | Mevlana BAşAL | |
| Drawing | 28 | 06:50 | 1 | 7 | 17 | 3 | Tolga GÜVER | |
| Drawing | 29 | 07:25 | 1 | 4 | 14 | 3 | H. Hasan ESENOĞLU | |
| Drawing | 30 | 07:40 | 1 | 7 | 17 | 3 | Z. Funda BOSTANCI | |
| Monthly Mean of Relative Number: 4.70 [30 observations; 97%] | ||||||||
Observers Observation days this month and mean observing times
| Observer | Days | Mean time (all) | Mean time (own duty days) |
|---|---|---|---|
| Hasan Hüseyin Esenoğlu HE | 11 | 07:53 | --:-- |
| Sinan Aliş SA | 6 | 07:39 | --:-- |
| Tolga Güver TG | 4 | 06:54 | --:-- |
| Ipek Hamami Cay ıH | 3 | 07:22 | --:-- |
| Zahide Funda Bostancı Güver ZFB | 3 | 06:53 | --:-- |
| Mevlana Başal MB | 2 | 06:35 | --:-- |
| Month total | 29 – 1 | 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 (2007): 219 / 273 (80%)
Days without observation: 54
Consecutive days: 8 (longest 33)