Viewing archive of Saturday, 16 May 2015 - Sunspot regions
| Sunspot number | New regions | Background flux | Maximum flux |
|---|---|---|---|
| 103 -10 | 0 | B7.14 | C1.23 |
Sunspot regions
Region 12339 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 26 5 | 310 -90 | FKC | N12W59 | |
|
||||
Region 12341 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 70 -10 | HSX | S20W31 | |
|
||||
Region 12342 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -3 | 70 10 | HSX | N17W22 | |
|
||||
Region 12344 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 50 10 | HAX | S09E02 | |
|
||||
Region 12346 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 | 30 -20 | CAO | S08E15 | |
|
||||
Region 12347 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 0 -10 | AXX | N05E13 | |
|
||||
Region 12348 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -2 | 110 10 | HSX | S10E48 | |
|
||||
All times in UTC
Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future
Edmonton, AB, Gillam, MB, Saskatoon, SK, Whitehorse, YT, Yellowknife, NTAnchorage, AK, Fairbanks, AK, Juneau, AK
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06:30 UTC - Type II Radio Emission
Begin Time: 08/04/2025 05:53 UTC Estimated Velocity: 456km/sec.
05:15 UTC - Hemispheric Power Index
The OVATION model predicts the Hemispheric Power Index to reach 50GW at 06:02 UTC
00:55 UTC - Coronal hole
A southern hemisphere coronal hole is facing Earth. Enhanced solar wind could arrive in ~3 days
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20:45 UTC - Geomagnetic activity
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17:33 UTC - Hemispheric Power Index
The OVATION model predicts the Hemispheric Power Index to reach 51GW at 18:18 UTC
Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/05 | M1.0 |
| Last geomagnetic storm | 2025/04/06 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 151.3 +17.1 |
| Last 30 days | 135.2 -4.5 |