Viewing archive of Friday, 21 December 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 |
|---|---|---|---|---|
| 215 44 | 2 | C2.29 | C5.8 | 8 |
Sunspot regions
Region 9733 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -12 | 70 -240 | CAO | N12W83 | |
Region 9738 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -5 | 20 -20 | CRO | S18W34 | |
Region 9741 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 1 | 10 -10 | BXO | N05W21 | |
Region 9742 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 45 21 | 530 210 | EKI | N10E13 | |
Solar flares on this day | ||||
| C5.01 C4.61 C4.21 C5.8 C4.53 C4.56 | ||||
Region 9743 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 3 | 120 | CAO | S11E19 | |
Region 9745 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 4 | 30 | BXO | N17E33 | |
Region 9747 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 3 | 90 60 | CAO | N12E58 | |
Region 9748 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 30 | CSO | S11E36 | |
Region 9749 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 80 | CSO | S08E72 | |
Solar flares on this day | ||||
| C5.1 | ||||
All times in UTC
Latest news
Monday, 11 November 2024
Coronal hole faces Earth
Friday, 1 November 2024
X2.0 solar flare
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Latest forum messages
AR 13901 88Incoming & Unnumbered Active Regions 1245Sunspot Latitudes at or near Solar Maximum 76The Rotations of AR 13780 and AR 13902 1Space Weather Memes 580
More topicsSupport SpaceWeatherLive.com!
A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!
Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 142.7 -23.8 |
| Last 30 days | 155.2 +4.4 |