Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 12, 2023. Coordinates are given as of the end of the day.
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 3252 | N13 | E43 | 01 | 0020 | Alpha | Mar 17, 2023 | Mar 23, 2023 | Apr 6, 2023 |
| № 3251 | S13 | E38 | 01 | 0050 | Alpha | Mar 16, 2023 | Mar 23, 2023 | Apr 6, 2023 |
| № 3250 | S20 | E15 | 07 | 0070 | Beta | Mar 14, 2023 | Mar 21, 2023 | Apr 4, 2023 |
| № 3249 | S11 | E17 | 01 | 0060 | Alpha | Mar 15, 2023 | Mar 21, 2023 | Apr 4, 2023 |
| № 3247 | S23 | W01 | 04 | 0070 | Beta | Mar 13, 2023 | Mar 20, 2023 | Apr 3, 2023 |
| № 3246 | N24 | W17 | 02 | 0030 | Alpha | Mar 12, 2023 | Mar 19, 2023 | Apr 2, 2023 |
| № 3245 | S23 | W35 | 07 | 0220 | Beta | Mar 11, 2023 | Mar 18, 2023 | Mar 31, 2023 |
| № 3242 | N10 | W61 | 01 | 0100 | Alpha | Mar 9, 2023 | Mar 15, 2023 | Mar 29, 2023 |
| № 3241 | N28 | W65 | 01 | 0030 | Alpha | Mar 8, 2023 | Mar 15, 2023 | Mar 29, 2023 |
| № 3239 | N32 | W74 | 01 | 0070 | Alpha | Mar 7, 2023 | Mar 15, 2023 | Mar 29, 2023 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1994 to March 2023. The gray background is the average SSN index.
