Viewing archive of Saturday, 30 September 2000 - 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 | X |
|---|---|---|---|---|---|---|
| 155 -9 | 1 1 | C1.71 | X1.84 | 8 | 3 | 1 |
Sunspot regions
Region 9169 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 -41 | 720 -70 | EKC | N12W77 | |
|
||||
Solar flares on this day | ||||
| C4.27 X1.84 | ||||
Region 9170 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -6 | 30 -50 | CRO | S05W79 | |
Region 9171 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 40 -10 | CSO | S13W22 | |
Region 9172 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 2 | 50 | CSO | N12E08 | |
Region 9173 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 25 | 220 90 | EAI | S12E13 | |
Solar flares on this day | ||||
| C3.31 C6.79 C8.27 | ||||
Region 9175 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 0 -10 | AXX | N22E32 | |
Region 9176 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 16 7 | 410 160 | EAO | S09E45 | |
Region 9177 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 1 | 10 10 | BXO | N30W23 | |
Region 9178 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 3 | 50 20 | CAO | S22E49 | |
Solar flares on this day | ||||
| C3.26 C5.33 C5.59 C5.19 M1.43 M2.69 M1.43 | ||||
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| Last M-flare | 2024/12/22 | M1.0 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
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| December 2024 | 103.3 -49.2 |
| Last 30 days | 115.4 -40.8 |