| 活動領域（黒点群）一覧（2021年） | 前のページに戻る |
| 2021年 - 北半球 | |||||||||||
| 番号 | NOAA A.R. |
出現位置 | 観測 日数 |
ﾀｲﾌﾟ | 最大 黒点数 |
最大広がり（°） | 初回 観測日 |
最発達時 観測日 |
最終 観測日 |
||
| 経度 | 緯度 | 東西 | 南北 | ||||||||
| N867 | #2799 | 21 | 24 | 1 | C | 3 | 7 | 4 | 1/25 | 1/25 | |
| N868 | #2800 | 305 | 18 | 2 | A | 0 | 1 | 1 | 1/29 | 1/29 | 1/31 |
| N869 | #2801 | 249 | 31 | 3 | B | 3 | 4 | 2 | 2/2 | 2/2 | 2/4 |
| N870 | #2802 | 36 | 18 | 2 | A | 1 | 1 | 1 | 2/19 | 2/19 | 2/20 |
| N871 | #2803 | 280 | 32 | 7 | C | 3 | 8 | 3 | 2/19 | 2/20 | 2/28 |
| N872 | #2804 | 309 | 19 | 4 | C | 9 | 8 | 6 | 2/23 | 2/23 | 2/28 |
| N873 | #2808 | 36 | 20 | 3 | J | 1 | 2 | 2 | 3/11 | 3/14 | 3/17 |
| N874 | #2810 | 306 | 18 | 4 | A | 2 | 1 | 2 | 3/17 | 3/17 | 3/27 |
| N875 | #2811 | 244 | 20 | 3 | B | 5 | 7 | 2 | 3/23 | 3/25 | 3/27 |
| N876 | #2812 | 222 | 21 | 5 | C | 2 | 3 | 2 | 3/23 | 3/25 | 4/3 |
| N877 | #2813 | 32 | 16 | 2 | A | 1 | 1 | 1 | 4/7 | 4/7 | 4/9 |
| N878 | #2817 | 331 | 18 | 4 | C | 14 | 9 | 4 | 4/20 | 4/20 | 4/23 |
| N879 | #2819 | 245 | 25 | 3 | B | 4 | 4 | 2 | 4/24 | 4/24 | 4/27 |
| N880 | #2822 | 335 | 17 | 5 | D | 14 | 5 | 5 | 5/8 | 5/12 | 5/16 |
| N881 | #2824 | 194 | 20 | 3 | H | 9 | 6 | 3 | 5/23 | 5/23 | 5/30 |
| N882 | #2825 | 139 | 17 | 3 | A | 1 | 1 | 1 | 5/23 | 5/23 | 5/30 |
| N883 | #2826 | 217 | 23 | 1 | D | 16 | 5 | 5 | 5/26 | 5/26 | |
| N884 | #2827 | 76 | 12 | 3 | C | 11 | 7 | 4 | 5/30 | 6/3 | 6/7 |
| N885 | #2831 | 79 | 25 | 1 | B | 2 | 6 | 1 | 6/7 | 6/7 | |
| N886 | #2832 | 327 | 15 | 4 | B | 7 | 5 | 3 | 6/10 | 6/10 | 6/15 |
| N887 | #2833 | 211 | 26 | 4 | H | 4 | 4 | 6 | 6/15 | 6/20 | 6/24 |
| N888 | #2834 | 284 | 16 | 1 | B | 2 | 3 | 1 | 6/18 | 6/18 | |
| N889 | #2839 | 324 | 18 | 3 | A | 0 | 1 | 1 | 7/11 | 7/11 | 7/14 |
| N890 | #2842 | 200 | 27 | 9 | D | 15 | 6 | 4 | 7/11 | 7/21 | 7/22 |
| N891 | N/A | 182 | 17 | 1 | B | 4 | 3 | 2 | 7/14 | 7/14 | |
| N892 | #2846 | 83 | 24 | 6 | C | 18 | 9 | 3 | 7/21 | 7/25 | 7/31 |
| N893 | #2848 | 116 | 18 | 5 | B | 6 | 3 | 3 | 7/21 | 7/21 | 7/28 |
| N894 | N/A | 24 | 25 | 2 | B | 3 | 3 | 1 | 7/31 | 7/31 | 8/1 |
| N895 | #2853 | 189 | 22 | 3 | A | 3 | 4 | 2 | 8/10 | 8/11 | 8/19 |
| N896 | #2855 | 156 | 14 | 2 | A | 0 | 1 | 1 | 8/19 | 8/19 | 8/20 |
| N897 | #2857 | 179 | 16 | 2 | A | 1 | 1 | 1 | 8/19 | 8/19 | 8/20 |
| N898 | #2858 | 124 | 13 | 2 | B | 7 | 4 | 1 | 8/19 | 8/19 | 8/20 |
| N899 | #2859 | 10 | 17 | 3 | C | 9 | 4 | 3 | 8/27 | 8/28 | 8/30 |
| N900 | #2861 | 323 | 15 | 3 | A | 4 | 3 | 1 | 8/27 | 8/27 | 8/30 |
| N901 | #2864 | 250 | 24 | 3 | D | 16 | 9 | 3 | 9/5 | 9/7 | 9/10 |
| N902 | #2865 | 231 | 22 | 3 | A | 0 | 1 | 1 | 9/5 | 9/7 | 9/10 |
| N903 | #2872 | 5 | 17 | 7 | D | 27 | 7 | 7 | 9/20 | 9/24 | 9/29 |
| N904 | #2873 | 55 | 26 | 5 | B | 12 | 9 | 6 | 9/21 | 9/21 | 9/27 |
| N905 | #2879 | 346 | 14 | 2 | A | 1 | 1 | 1 | 9/27 | 9/27 | 9/29 |
| N906 | #2880 | 242 | 30 | 7 | G | 12 | 11 | 5 | 9/29 | 10/5 | 10/9 |
| N907 | #2881 | 321 | 16 | 3 | A | 1 | 1 | 1 | 9/29 | 9/29 | 10/3 |
| N908 | N/A | 342 | 27 | 1 | A | 2 | 1 | 1 | 9/29 | 9/29 | |
| N909 | #2882 | 156 | 17 | 8 | D | 13 | 9 | 5 | 10/5 | 10/10 | 10/15 |
| N910 | #2883 | 204 | 27 | 2 | B | 3 | 6 | 2 | 10/10 | 10/11 | 10/11 |
| N911 | #2885 | 172 | 17 | 2 | A | 5 | 4 | 3 | 10/14 | 10/14 | 10/15 |
| N912 | #2891 | 210 | 17 | 9 | D | 30 | 10 | 4 | 10/27 | 10/30 | 11/7 |
| N913 | #2892 | 256 | 26 | 3 | C | 5 | 3 | 2 | 10/30 | 10/30 | 11/4 |
| N914 | #2893 | 155 | 17 | 7 | J | 4 | 2 | 2 | 11/3 | 11/7 | 11/12 |
| N915 | #2895 | 73 | 23 | 8 | D | 9 | 6 | 5 | 11/7 | 11/12 | 11/18 |
| N916 | #2897 | 313 | 15 | 6 | C | 4 | 4 | 2 | 11/17 | 11/17 | 11/26 |
| N917 | #2901 | 155 | 17 | 6 | A | 4 | 4 | 5 | 11/28 | 12/4 | 12/5 |
| N918 | #2902 | 195 | 18 | 5 | B | 11 | 5 | 4 | 11/30 | 11/30 | 12/5 |
| N919 | #2910 | 356 | 13 | 4 | A | 5 | 5 | 5 | 12/18 | 12/18 | 12/22 |
| N920 | #2911 | 272 | 19 | 8 | C | 5 | 7 | 2 | 12/18 | 12/20 | 12/28 |
| N921 | #2915 | 236 | 16 | 6 | B | 3 | 7 | 2 | 12/22 | 12/25 | 12/30 |
| N922 | #2918 | 209 | 19 | 6 | E | 25 | 14 | 4 | 12/24 | 12/26 | 12/31 |
| N923 | #2921 | 244 | 31 | 2 | C | 6 | 9 | 3 | 12/28 | 12/28 | 12/30 |
| 2021年 - 南半球 | |||||||||||
| 番号 | NOAA A.R. |
出現位置 | 観測 日数 |
ﾀｲﾌﾟ | 最大 黒点数 |
最大広がり（°） | 初回 観測日 |
最発達時 観測日 |
最終 観測日 |
||
| 経度 | 緯度 | 東西 | 南北 | ||||||||
| S824 | #2794 | 344 | -16 | 1 | J | 1 | 2 | 2 | 1/2 | 1/2 | |
| S825 | #2795 | 321 | -17 | 3 | A | 2 | 2 | 2 | 1/2 | 1/2 | 1/4 |
| S826 | #2796 | 89 | -21 | 3 | B | 4 | 4 | 1 | 1/16 | 1/16 | 1/20 |
| S827 | #2797 | 337 | -18 | 4 | C | 4 | 8 | 2 | 1/19 | 1/19 | 1/25 |
| S828 | #2798 | 331 | -16 | 3 | B | 3 | 5 | 3 | 1/20 | 1/20 | 1/25 |
| S829 | N/A | 249 | -17 | 1 | A | 1 | 1 | 1 | 1/29 | 1/29 | |
| S830 | N/A | 60 | -30 | 4 | A | 2 | 1 | 1 | 2/9 | 2/9 | 2/13 |
| S831 | #2805 | 302 | -23 | 4 | B | 7 | 5 | 3 | 2/23 | 2/23 | 2/28 |
| S832 | #2806 | 197 | -31 | 3 | B | 9 | 6 | 2 | 3/3 | 3/4 | 3/9 |
| S833 | #2807 | 153 | -19 | 4 | B | 7 | 5 | 2 | 3/3 | 3/4 | 3/11 |
| S834 | #2809 | 64 | -22 | 3 | B | 2 | 2 | 1 | 3/11 | 3/14 | 3/17 |
| S835 | #2814 | 9 | -22 | 2 | A | 0 | 1 | 1 | 4/18 | 4/18 | 4/20 |
| S836 | #2815 | 347 | -22 | 3 | A | 1 | 1 | 1 | 4/18 | 4/18 | 4/21 |
| S837 | #2816 | 262 | -24 | 8 | C | 13 | 12 | 7 | 4/18 | 4/23 | 4/27 |
| S838 | #2818 | 204 | -16 | 9 | J | 2 | 2 | 2 | 4/20 | 4/27 | 5/1 |
| S839 | #2820 | 209 | -22 | 5 | D | 18 | 9 | 5 | 4/24 | 4/27 | 5/1 |
| S840 | #2821 | 220 | -22 | 3 | D | 9 | 8 | 4 | 4/26 | 4/27 | 4/30 |
| S841 | #2823 | 328 | -23 | 3 | C | 6 | 4 | 3 | 5/12 | 5/12 | 5/16 |
| S842 | #2828 | 66 | -32 | 1 | A | 0 | 1 | 1 | 6/3 | 6/3 | |
| S843 | #2829 | 13 | -18 | 6 | D | 16 | 9 | 4 | 6/3 | 6/9 | 6/12 |
| S844 | #2830 | 69 | -26 | 2 | C | 2 | 7 | 3 | 6/7 | 6/7 | 6/9 |
| S845 | N/A | 264 | -25 | 1 | A | 0 | 1 | 1 | 6/12 | 6/12 | |
| S846 | #2835 | 53 | -20 | 2 | G | 10 | 10 | 3 | 6/26 | 6/28 | 6/28 |
| S847 | #2836 | 58 | -28 | 1 | D | 10 | 5 | 2 | 6/28 | 6/28 | |
| S848 | #2841 | 235 | -18 | 7 | B | 4 | 3 | 1 | 7/11 | 7/11 | 7/19 |
| S849 | #2843 | 274 | -16 | 4 | B | 5 | 6 | 2 | 7/14 | 7/16 | 7/18 |
| S850 | #2844 | 138 | -44 | 7 | A | 4 | 3 | 3 | 7/17 | 7/19 | 7/25 |
| S851 | #2845 | 191 | -16 | 4 | C | 12 | 6 | 3 | 7/18 | 7/18 | 7/22 |
| S852 | N/A | 131 | -32 | 1 | A | 2 | 1 | 2 | 7/18 | 7/18 | |
| S853 | #2847 | 74 | -33 | 7 | C | 4 | 9 | 3 | 7/21 | 7/21 | 8/1 |
| S854 | #2849 | 56 | -17 | 6 | B | 3 | 4 | 2 | 7/22 | 7/22 | 8/1 |
| S855 | #2850 | 5 | -31 | 4 | C | 5 | 7 | 2 | 8/3 | 8/4 | 8/6 |
| S856 | #2852 | 252 | -12 | 6 | B | 4 | 6 | 2 | 8/4 | 8/5 | 8/11 |
| S857 | N/A | 249 | -21 | 1 | A | 2 | 2 | 2 | 8/11 | 8/11 | |
| S858 | #2860 | 2 | -29 | 3 | E | 43 | 13 | 8 | 8/27 | 8/28 | 8/30 |
| S859 | #2862 | 73 | -28 | 2 | B | 5 | 4 | 3 | 8/27 | 8/27 | 8/28 |
| S860 | #2863 | 256 | -17 | 3 | C | 6 | 6 | 2 | 9/5 | 9/5 | 9/10 |
| S861 | #2866 | 197 | -18 | 4 | D | 35 | 7 | 4 | 9/5 | 9/10 | 9/15 |
| S862 | #2867 | 331 | -18 | 1 | B | 3 | 4 | 2 | 9/5 | 9/5 | |
| S863 | #2868 | 215 | -21 | 3 | C | 19 | 9 | 5 | 9/5 | 9/10 | 9/10 |
| S864 | #2869 | 195 | -35 | 1 | C | 11 | 6 | 3 | 9/10 | 9/10 | |
| S865 | #2870 | 135 | -33 | 3 | A | 1 | 1 | 1 | 9/10 | 9/10 | 9/20 |
| S866 | #2871 | 355 | -28 | 8 | D | 19 | 6 | 6 | 9/19 | 9/25 | 9/29 |
| S867 | #2874 | 48 | -26 | 4 | A | 3 | 3 | 2 | 9/21 | 9/21 | 9/25 |
| S868 | #2875 | 55 | -33 | 3 | A | 4 | 3 | 4 | 9/23 | 9/24 | 9/25 |
| S869 | #2876 | 353 | -22 | 2 | A | 0 | 1 | 1 | 9/27 | 9/27 | 9/29 |
| S870 | #2877 | 330 | -17 | 4 | C | 17 | 9 | 6 | 9/27 | 9/29 | 10/3 |
| S871 | #2878 | 294 | -23 | 5 | C | 7 | 7 | 2 | 9/27 | 9/27 | 10/5 |
| S872 | #2884 | 170 | -21 | 1 | J | 1 | 1 | 1 | 10/11 | 10/11 | |
| S873 | #2886 | 334 | -19 | 8 | J | 1 | 2 | 2 | 10/18 | 10/24 | 10/30 |
| S874 | #2887 | 276 | -26 | 7 | D | 37 | 11 | 9 | 10/23 | 10/28 | 11/3 |
| S875 | #2888 | 252 | -14 | 3 | A | 1 | 1 | 1 | 10/27 | 10/27 | 10/29 |
| S876 | #2889 | 248 | -25 | 7 | C | 12 | 6 | 4 | 10/27 | 10/28 | 11/5 |
| S877 | #2890 | 317 | -18 | 4 | C | 7 | 7 | 2 | 10/27 | 10/27 | 10/30 |
| S878 | #2894 | 89 | -27 | 8 | C | 13 | 10 | 4 | 11/6 | 11/13 | 11/17 |
| S879 | N/A | 106 | -15 | 1 | A | 3 | 2 | 1 | 11/13 | 11/13 | |
| S880 | #2896 | 331 | -17 | 6 | J | 2 | 1 | 1 | 11/15 | 11/19 | 11/24 |
| S881 | #2898 | 238 | -24 | 8 | C | 17 | 9 | 4 | 11/24 | 11/26 | 12/4 |
| S882 | #2899 | 307 | -21 | 3 | B | 6 | 5 | 2 | 11/26 | 11/26 | 11/28 |
| S883 | #2900 | 255 | -27 | 5 | D | 17 | 9 | 3 | 11/27 | 11/28 | 12/2 |
| S884 | #2903 | 151 | -18 | 5 | A | 0 | 1 | 1 | 12/1 | 12/4 | 12/9 |
| S885 | #2904 | 80 | -27 | 4 | A | 1 | 1 | 1 | 12/5 | 12/5 | 12/13 |
| S886 | #2905 | 348 | -12 | 6 | B | 2 | 4 | 1 | 12/13 | 12/13 | 12/20 |
| S887 | #2906 | 345 | -29 | 6 | C | 7 | 7 | 2 | 12/15 | 12/16 | 12/22 |
| S888 | #2907 | 314 | -21 | 8 | E | 23 | 13 | 7 | 12/15 | 12/18 | 12/25 |
| S889 | #2908 | 297 | -22 | 9 | D | 15 | 9 | 6 | 12/15 | 12/19 | 12/26 |
| S890 | #2909 | 284 | -22 | 8 | C | 9 | 8 | 4 | 12/16 | 12/20 | 12/26 |
| S891 | N/A | 304 | -17 | 3 | B | 8 | 9 | 3 | 12/18 | 12/20 | 12/20 |
| S892 | #2913 | 255 | -29 | 7 | A | 1 | 1 | 1 | 12/19 | 12/20 | 12/28 |
| S893 | #2914 | 251 | -19 | 7 | A | 3 | 2 | 1 | 12/19 | 12/19 | 12/28 |
| S894 | #2912 | 234 | -13 | 8 | J | 2 | 2 | 1 | 12/19 | 12/24 | 12/30 |
| S895 | #2916 | 191 | -17 | 7 | E | 34 | 13 | 7 | 12/22 | 12/30 | 12/31 |
| S896 | #2917 | 228 | -28 | 7 | C | 11 | 7 | 4 | 12/22 | 12/25 | 12/31 |
| S897 | #2919 | 155 | -12 | 4 | A | 3 | 3 | 1 | 12/26 | 12/30 | 12/31 |
| S898 | #2920 | 241 | -17 | 4 | D | 7 | 6 | 3 | 12/26 | 12/28 | 12/31 |
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