Monthly Sunspot Observation Report

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June 2010 Sunspot classification and coordinates →

22.58
Monthly mean R
24 / 30
Observation days (80%)
59
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

DrawingDT (UT)gfRQOG
Drawing 01 06:20 1 8 18 4 Hikmet ÇAKMAK
Drawing 02 10:00 1 6 16 3 Korhan YELKENCİ
Drawing 03 10:45 1 13 23 2 Hikmet ÇAKMAK
Drawing 04 08:20 2 13 33 3 Hikmet ÇAKMAK
Drawing 05 10:20 3 7 37 4 Korhan YELKENCİ
Drawing 09 12:15 2 12 32 3 Hikmet ÇAKMAK
Drawing 10 07:10 4 19 59 4 Hikmet ÇAKMAK
Drawing 11 08:20 4 12 52 3 Hikmet ÇAKMAK
Drawing 12 06:35 3 19 49 3 Hikmet ÇAKMAK
Drawing 13 07:10 2 13 33 4 Hikmet ÇAKMAK
Drawing 14 07:45 1 2 12 4 Başar COŞKUNOĞLU
Drawing 15 07:05 0 0 0 4 Hikmet ÇAKMAK
Drawing 16 07:45 0 0 0 4 Korhan YELKENCİ
Drawing 17 07:55 1 5 15 3 Hikmet ÇAKMAK
Drawing 18 08:30 1 3 13 3 Hikmet ÇAKMAK
Drawing 20 08:10 2 7 27 4 Hikmet ÇAKMAK
– 21 06:50 1 2 12 3 Başar COŞKUNOĞLU
Drawing 22 07:55 2 8 28 3 Hikmet ÇAKMAK
Drawing 23 09:55 1 5 15 3 Korhan YELKENCİ
Drawing 24 14:05 1 3 13 2 Hikmet ÇAKMAK
Drawing 27 07:00 1 1 11 4 Hikmet ÇAKMAK
Drawing 28 08:15 1 1 11 4 Hikmet ÇAKMAK
Drawing 29 09:05 2 2 22 3 Hikmet ÇAKMAK
Drawing 30 09:50 1 1 11 3 Korhan YELKENCİ
Monthly Mean of Relative Number: 22.58 [24 observations; 80%]

Observers Observation days this month and mean observing times

ObserverDaysMean time (all)Mean time (own duty days)
Hikmet Çakmak HÇ 17 08:31 --:--
Korhan Yelkenci KY 5 09:34 --:--
Başar Coşkunoğlu BC 2 07:18 --:--
Month total24 – 6Observing 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 (2010): 47 / 181 (26%) Days without observation: 134 Consecutive days: 4 (longest 21)

Solar Cycles 24 and 25 Solar cycle evolution