On this page you will find an overview of the largest sunspot regions of the year 2004. This page is updated daily. Sunspot information comes from the NOAA SWPC.
| Region | Size | Number of sunspots | Class Magn. | Class Spot | ||
|---|---|---|---|---|---|---|
| 1 | 2004/07/22 | 0652 | 2010 | 67 | FKC | |
| 2 | 2004/08/14 | 0656 | 1360 | 99 | FKC | |
| 3 | 2004/01/07 | 0536 | 980 | 34 | EKC | |
| 4 | 2004/11/07 | 0696 | 910 | 33 | EKC | |
| 5 | 2004/02/28 | 0564 | 870 | 29 | EKC | |
| 6 | 2004/11/02 | 0693 | 780 | 50 | FKC | |
| 7 | 2004/03/09 | 0570 | 750 | 19 | FKO | |
| 8 | 2004/06/21 | 0635 | 600 | 79 | FKC | |
| 9 | 2004/08/19 | 0661 | 540 | 13 | DKO | |
| 10 | 2004/07/17 | 0649 | 530 | 48 | FKI | |
| 11 | 2004/05/30 | 0618 | 520 | 32 | FKC | |
| 12 | 2004/01/14 | 0540 | 500 | 7 | EAO | |
| 13 | 2004/05/16 | 0609 | 500 | 39 | DKC | |
| 14 | 2004/03/30 | 0582 | 420 | 54 | EKI | |
| 15 | 2004/06/19 | 0634 | 420 | 36 | EKI | |
| 16 | 2004/04/23 | 0596 | 400 | 24 | EKO | |
| 17 | 2004/02/09 | 0551 | 370 | 23 | EKO | |
| 18 | 2004/10/26 | 0687 | 370 | 48 | EAI | |
| 19 | 2004/09/11 | 0671 | 370 | 11 | DKI | |
| 20 | 2004/09/19 | 0673 | 360 | 14 | ESO | |
| 21 | 2004/12/31 | 0715 | 350 | 12 | DKC | |
| 22 | 2004/09/05 | 0667 | 340 | 2 | HKX | |
| 23 | 2004/11/17 | 0700 | 320 | 11 | EAO | |
| 24 | 2004/09/16 | 0672 | 320 | 46 | EAI | |
| 25 | 2004/02/10 | 0554 | 310 | 8 | DHC |
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Begin Time: 14/11/2025 08:22 UTC Maximum Time: 14/11/2025 08:25 UTC Duration: 19 minutes. Peak flux: 1100 sfu
Begin Time: 14/11/2025 08:37 UTC
Begin Time: 14/11/2025 08:13 UTC Estimated Velocity: 1525km/sec.
Major X4.05 flare from sunspot region 4274
Strong R3 radio blackout in progress (≥X1 - current: X2.68)
| Last X-flare | 2025/11/14 | X4.0 |
| Last M-flare | 2025/11/14 | M1.8 |
| Last geomagnetic storm | 2025/11/13 | Kp7+ (G3) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2025 | 114.6 -15.2 |
| November 2025 | 100.3 -14.3 |
| Last 30 days | 98.1 -36.4 |