Viewing archive of Tuesday, 20 October 1998 - 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 |
|---|---|---|---|---|---|
| 104 -12 | 0 | B9.57 | M1.07 | 9 | 1 |
Sunspot regions
Region 8358 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -5 | 190 -100 | DAO | N15W82 | |
Solar flares on this day | ||||
| C1.29 | ||||
Region 8360 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 1 | 180 -110 | EHO | S20W78 | |
Region 8361 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 1 | 90 20 | DSI | N14W66 | |
Region 8362 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | HRX | N20E20 | |
Region 8363 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 16 5 | 80 -30 | DAO | N25W10 | |
Region 8364 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -1 | 10 -20 | BXO | N19W02 | |
Region 8365 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 1 | 10 -10 | BXO | S29W04 | |
Solar flares on this day | ||||
| C2.13 | ||||
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| Last X-flare | 2024/03/28 | X1.1 |
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| Last geomagnetic storm | 2024/04/19 | Kp7 (G3) |
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| Last 30 days | 133.9 +26.6 |