Viewing archive of Friday, 29 January 1999 - Sunspot regions
It appears that the image of the visible solar disk for this day in history is missing.
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 33 -4 | 0 | B3.43 | C1.74 | 1 |
Sunspot regions
Region 8446 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 20 | BXO | N17W31 | |
Region 8449 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -2 | 0 | AXX | N27W49 | |
Region 8450 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -2 | 0 | AXX | N22W31 | |
All times in UTC
Currently there's no noteworthy space weather
Latest news
Friday, 28 March 2025
X1.1 solar flare
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Coronal hole faces Earth
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Strong G3 geomagnetic storm watch for 23 March
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2025/04/12-13 Filament CMEs 2025/04/16 G2 Watch 63AR4062 15AR 4055 100Incoming & Unnumbered Active Regions 1714AR 4060 24
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Latest alerts
10:39 UTC - Solar flare
Moderate M1.52 flare from sunspot region 4055
10:24 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.52)
Monday, 14 April 2025
23:15 UTC - Geomagnetic activity
Active geomagnetic conditions (Kp4) Threshold Reached: 23:01 UTC
07:09 UTC - Solar flare
Moderate M4.28 flare from sunspot region 4055
06:48 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.53)
Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/14 | M4.2 |
| 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 | 128.8 -5.4 |
| Last 30 days | 129.1 -15.1 |