Viewing archive of Sunday, 4 June 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 |
|---|---|---|---|---|---|
| 139 14 | 1 -1 | B8.43 | M4.66 | 9 | 2 |
Sunspot regions
Region 9017 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 -5 | 480 -90 | CKO | S12W49 | |
Region 9023 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 2 | 20 | BXO | S02W79 | |
Region 9024 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 2 | 90 60 | DSO | S12W17 | |
Region 9026 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 17 9 | 910 190 | EKO | N20E48 | |
Solar flares on this day | ||||
| C2.41 C2.46 M1.21 C4.56 C2.57 C5.21 C2.6 | ||||
Region 9027 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 10 | BXO | N22W22 | |
Region 9029 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 10 | BXO | N18W69 | |
Region 9030 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 10 | BXO | N11E58 | |
All times in UTC
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| Last M-flare | 2026/04/04 | M1.0 |
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| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
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| April 2026 | 122.8 +36.9 |
| Last 30 days | 99.9 +42.1 |
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