Viewing archive of Thursday, 31 October 2002 - 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 |
|---|---|---|---|---|---|---|
| 134 -48 | 1 | C1.57 | X1.79 | 5 | 3 | 1 |
Sunspot regions
Region 10162 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 20 -3 | 680 80 | FKI | N25W84 | |
Region 10165 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 2 | 100 | CAO | N20W60 | |
Region 10167 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -3 | 50 -10 | CSO | N16W17 | |
Region 10169 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 -2 | 60 | DSO | S20W05 | |
Region 10170 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 3 | 10 | CSO | S12W03 | |
Region 10171 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 50 -20 | HAX | N11E12 | |
Region 10172 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 20 10 | HRX | S16E16 | |
Region 10173 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -2 | 30 -70 | DAO | S15W92 | |
Region 10174 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 3 | 80 10 | CSO | S24E42 | |
Region 10175 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 5 | 120 70 | DAO | N16E44 | |
Region 10176 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 130 40 | HAX | N12E64 | |
Region 10177 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 60 | HSX | N16E69 | |
All times in UTC
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Latest forum messages
Do the high-resolution sunspot counts point to more complex sunspots? 72Unspecified geomagnetic activity 69AR4374 21Current Farside Activity 398Incoming & Unnumbered Active Regions 170
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/16 | M2.4 |
| Last geomagnetic storm | 2026/02/16 | Kp6 (G2) |
| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
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| Last 30 days | 117.7 +9.9 |