Viewing archive of Sunday, 23 September 2001 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C | M |
|---|---|---|---|---|---|
| 275 -18 | 1 -1 | C3.14 | M1.61 | 7 | 1 |
Sunspot regions
Region 9616 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 -2 | 160 40 | FSO | S12W64 | |
Region 9620 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 -4 | 110 -30 | DAO | N12W10 | |
Region 9621 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 3 | 180 30 | CAO | N15W04 | |
Region 9622 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 27 10 | 300 220 | DKI | N12W32 | |
Solar flares on this day | ||||
| C6.32 | ||||
Region 9624 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 100 10 | HSX | N02E00 | |
Region 9626 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -3 | 10 -20 | BXO | N25W14 | |
Region 9627 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 2 | 50 | CSO | N02E17 | |
Region 9628 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 58 14 | 630 -160 | FAC | S17E25 | |
Solar flares on this day | ||||
| C4.58 C3.63 | ||||
Region 9629 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 1 | 40 -10 | DSO | N26W02 | |
Region 9631 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 -6 | 50 -70 | DAO | N08W43 | |
Region 9632 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 20 7 | 710 70 | DKO | S18E45 | |
Solar flares on this day | ||||
| M1.62 C4.97 C9.34 C4.83 | ||||
Region 9633 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 90 | HSX | N23E75 | |
Region 9634 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 90 | DAO | N12E76 | |
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Space weather facts
| Last X-flare | 2024/10/31 | X2.0 |
| Last M-flare | 2024/10/31 | M4.6 |
| Last geomagnetic storm | 2024/10/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2024 | 141.4 -74.1 |
| Last 30 days | 157.2 +7.5 |