Viewing archive of Monday, 15 December 1997 - 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 |
|---|---|---|---|---|
| 56 -10 | 0 -1 | B2 | C3.2 | 2 |
Sunspot regions
Region 8116 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 0 | AXX | N25W82 | |
Region 8118 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 40 -10 | HSX | S41W39 | |
Region 8119 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -4 | 70 -20 | CAO | N31W81 | |
Region 8122 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 -2 | 110 -10 | DAO | N29W48 | |
Region 8123 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 10 | BXO | N19E61 | |
Solar flares on this day | ||||
| B3.57 B5.01 C1.5 B6.31 | ||||
All times in UTC
Currently there's no noteworthy space weather
Latest news
Friday, 28 March 2025
X1.1 solar flare
Monday, 24 March 2025
Coronal hole faces Earth
Saturday, 22 March 2025
Strong G3 geomagnetic storm watch for 23 March
Latest forum messages
AR4046 103Aurora photography hints for those of us with smartphones 48Large Coronal Hole 25 178Incoming & Unnumbered Active Regions 1655LASCO Data Not Updating 5
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!
Latest alerts
00:00 UTC - Solar flare
Moderate M1.79 flare
Friday, 28 March 2025
23:36 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.04)
21:24 UTC - Hemispheric Power Index
The OVATION model predicts the Hemispheric Power Index to reach 51GW at 21:59 UTC
19:45 UTC - Solar flare
Moderate M1.16 flare
19:27 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.1)
Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/03/28 | M1.7 |
| Last geomagnetic storm | 2025/03/27 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| March 2025 | 128.3 -26.4 |
| Last 30 days | 128.3 -23.7 |