Monthly Sunspot Observation Report

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June 2011 Sunspot classification and coordinates →

69.21
Monthly mean R
28 / 30
Observation days (93%)
170
Maximum R
2
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 06:25 9 76 166 4 Asuman GÜLTEKİN AG0
Drawing 02 09:05 8 90 170 3 B.COŞKUNOĞLU+H.Ç. BC
Drawing 03 08:50 8 82 162 3 Başar COŞKUNOĞLU BC
Drawing 04 07:25 8 57 137 3 Hikmet ÇAKMAK HÇ
Drawing 05 06:25 6 41 101 4 Asuman GÜLTEKİN AG0
Drawing 06 07:45 6 50 110 3 Korhan YELKENCİ KY
Drawing 07 06:40 6 23 83 3 Hikmet ÇAKMAK HÇ
Drawing 08 06:15 5 7 57 4 Asuman GÜLTEKİN AG0
Drawing 09 13:15 3 3 33 3 Sinan ALİŞ SA
Drawing 10 11:20 2 4 24 3 Başar COŞKUNOĞLU BC
Drawing 12 13:05 1 9 19 4 Hikmet ÇAKMAK SA
Drawing 13 08:55 1 4 14 3 K.YELKENCİ+H.Ç. KY
Drawing 14 06:05 3 18 48 4 Hikmet ÇAKMAK HÇ
Drawing 15 06:35 3 33 63 4 Asuman GÜLTEKİN AG0
Drawing 17 07:20 2 33 53 3 Başar COŞKUNOĞLU BC
Drawing 18 07:35 3 51 81 4 Hikmet ÇAKMAK HÇ
Drawing 19 08:10 2 9 29 3 Başar COŞKUNOĞLU BC
Drawing 20 06:35 4 20 60 4 Hikmet ÇAKMAK AG0
Drawing 21 07:00 2 17 37 3 Başar COŞKUNOĞLU BC
Drawing 22 05:35 3 17 47 4 Asuman GÜLTEKİN HÇ
Drawing 23 05:25 4 29 69 3 Asuman GÜLTEKİN AG0
Drawing 24 07:00 4 38 78 5 Başar COŞKUNOĞLU BC
Drawing 25 06:27 3 19 49 3 Asuman GÜLTEKİN AG0
Drawing 26 08:15 2 13 33 4 Hikmet ÇAKMAK HÇ
Drawing 27 11:40 2 5 25 3 Korhan YELKENCİ KY
Drawing 28 06:25 4 14 54 4 Hikmet ÇAKMAK HÇ
Drawing 29 10:45 4 30 70 3 Hikmet ÇAKMAK AG0
Drawing 30 12:50 3 36 66 4 Hikmet ÇAKMAK SA
Monthly Mean of Relative Number: 69.21 [28 observations; 93%]

Observers Observation days this month and mean observing times

ObserverDaysMean time (all)Mean time (own duty days)
Hikmet Çakmak HÇ 10 08:34 07:04 [6]
Asuman Gültekin Annak AG0 7 06:10 06:15 [6]
Başar Coşkunoğlu BC 7 08:24 08:24 [7]
Korhan Yelkenci KY 3 09:27 09:27 [3]
Sinan Aliş SA 1 13:15 13:15 [1]
Month total28 – 2Observing 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 (2011): 132 / 181 (73%) Days without observation: 49 Consecutive days: 14 (longest 21)

Solar Cycles 24 and 25 Solar cycle evolution