List of Solar Active Regions (Sunspot Groups) - 2018 Back to previous page

Legend of table
Northern hemisphere - 2018
Group No. NOAA
A.R.
Position Obs.
dates
Type Max.
Sunspots
Max. size (°) Initial
Obs. date
Evolved
Obs. date
Last
Obs. date
Lng. Lat. E-W N-S
N816 #2693 330 20 1 A 1 1 1 Jan 6   Jan 6
N817 #2700 331 4 1 A 0 1 1 Mar 3   Mar 3
N818 #2704 36 12 2 A 0 1 1 Apr 21 Apr 21 Apr 22
N819 #2706 279 3 3 D 11 9 3 Apr 21 Apr 22 Apr 29
N820 #2709 35 5 1 A 0 1 1 May 19   May 19
N821 #2710 223 17 2 A 0 1 1 May 27 May 27 Jun 2
N822 #2711 290 5 1 A 2 3 2 May 27   May 27
N823 #2712 177 14 2 C 13 9 4 May 27 Jun 2 Jun 2
N824 #2713 287 6 2 B 4 5 2 Jun 17 Jun 24 Jun 24
N825 #2715 230 8 1 D 12 5 2 Jun 24   Jun 24
N826 N/A 298 5 1 A 0 1 1 Jul 14   Jul 14
N827 #2716 200 16 1 A 0 1 1 Jul 22   Jul 22
N828 #2720 135 8 1 D 13 7 2 Aug 25   Aug 25
N829 #2721 285 10 1 A 0 1 1 Sep 9   Sep 9
N830 #2727 110 1 3 B 6 4 1 Nov 15 Nov 17 Nov 17
N831 #2728 338 5 3 A 6 4 3 Nov 25 Nov 25 Nov 28
N832 #2730 96 8 2 A 0 1 1 Dec 14 Dec 14 Dec 15
N833 #2731 24 12 2 A 3 1 1 Dec 15 Dec 15 Dec 19
Southern hemisphere - 2018
Group No. NOAA
A.R.
Position Obs.
dates
Type Max.
Sunspots
Max. size (°) Initial
Obs. date
Evolved
Obs. date
Last
Obs. date
Lng. Lat. E-W N-S
S774 #2694 242 -33 1 A 0 1 1 Jan 13   Jan 13
S775 #2695 263 -7 1 A 0 1 1 Jan 13   Jan 13
S776 #2696 126 -13 1 A 0 1 1 Jan 21   Jan 21
S777 #2597 262 -9 1 A 0 1 1 Feb 4   Feb 4
S778 #2598 197 -3 1 A 0 1 1 Feb 4   Feb 4
S779 #2699 166 -7 1 D 18 9 4 Feb 10   Feb 10
S780 #2701 101 -13 1 A 0 1 1 Mar 17   Mar 17
S781 #2703 193 -11 2 A 0 1 1 Mar 31 Apr 8 Apr 8
S782 #2707 292 -10 2 A 1 1 1 Apr 22 Apr 22 Apr 29
S783 #2708 99 -10 1 C 3 5 1 May 5   May 5
S784 #2717 23 -7 1 A 0 1 1 Aug 4   Aug 4
S785 #2718 191 -7 1 A 1 1 1 Aug 17   Aug 17
S786 #2719 132 -6 1 B 6 5 1 Aug 25   Aug 25
S787 #2722 217 -9 1 A 0 1 1 Sep 16   Sep 16
S788 #2724 125 -8 1 A 0 1 1 Oct 21   Oct 21
S789 #2725 107 -10 1 A 0 1 1 Oct 21   Oct 21
S790 #2729 231 -7 1 A 0 1 1 Dec 9   Dec 9
S791 N/A 237 -5 2 A 0 1 1 Dec 28 Dec 29 Dec 29

This individual observed result has no garantee of reliability by any public sector organizations.

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