Monthly Sunspot Observation Report

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May 2007 Sunspot classification and coordinates →

18.85
Monthly mean R
27 / 31
Observation days (87%)
54
Maximum R
4
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 07:30 2 15 35 4 Mevlana BAşAL
Drawing 03 09:00 1 7 17 4 Tolga DİNÇER
Drawing 04 06:55 1 6 16 3 İpek ÇAY H.
Drawing 05 06:55 1 12 22 3 Z. Funda BOSTANCI
Drawing 06 09:15 1 6 16 3 Mevlana BAşAL
Drawing 07 06:45 1 1 11 3 Sinan ALİŞ
Drawing 08 09:30 1 2 12 4 Sinan ALİŞ
Drawing 09 07:00 1 10 20 3 Z. Funda BOSTANCI
Drawing 10 07:20 1 7 17 3 Tolga DİNÇER
Drawing 11 06:15 1 19 29 5 Mevlana BAşAL
Drawing 12 07:35 1 17 27 4 Z. Funda BOSTANCI
Drawing 13 11:30 1 8 18 4 Sinan ALİŞ
Drawing 14 09:10 2 13 33 4 Sinan ALİŞ
Drawing 15 07:45 2 14 34 4 İpek ÇAY H.
Drawing 16 07:00 2 21 41 3 Z. Funda BOSTANCI
Drawing 17 07:30 1 10 20 2 Tolga DİNÇER
Drawing 18 07:55 2 34 54 4 Mevlana BAşAL
Drawing 20 08:20 1 5 15 2 Tolga DİNÇER
Drawing 22 08:30 1 4 14 3 Mevlana BAşAL
Drawing 23 07:00 2 3 23 2 Z. Funda BOSTANCI
Drawing 24 08:20 1 1 11 3 İpek ÇAY H.
Drawing 25 08:45 0 0 0 2 Tolga DİNÇER
Drawing 26 08:25 0 0 0 3 Mevlana BAşAL
Drawing 27 08:10 0 0 0 3 Tolga DİNÇER
Drawing 28 11:40 0 0 0 4 Sinan ALİŞ
Drawing 29 06:10 1 1 11 3 Mevlana BAşAL
Drawing 30 07:35 1 3 13 3 İpek ÇAY H.
Monthly Mean of Relative Number: 18.85 [27 observations; 87%]

Observers Observation days this month and mean observing times

ObserverDaysMean time (all)Mean time (own duty days)
Mevlana Başal MB 7 07:43 --:--
Tolga Dinçer TD 6 08:11 --:--
Zahide Funda Bostancı Güver ZFB 5 07:06 --:--
Sinan Aliş SA 5 09:43 --:--
Ipek Hamami Cay ıH 4 07:39 --:--
Month total27 – 4Observing 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): 106 / 151 (70%) Days without observation: 45 Consecutive days: 9 (longest 16)

Solar Cycles 24 and 25 Solar cycle evolution