Sunspot region AR9591
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2001/08/22 | 1 | 60 | HAX | S18E71 | |
| 2001/08/23 | 8 | 280 | FKO | S17E63 | |
| 2001/08/24 | 28 | 730 | FKI | S17E53 | |
| 2001/08/25 | 32 | 650 | FKI | S18E42 | |
| 2001/08/26 | 32 | 740 | FKI | S19E32 | |
| 2001/08/27 | 43 | 740 | FKI | S19E18 | |
| 2001/08/29 | 41 | 620 | FKI | S19W06 | |
| 2001/08/30 | 26 | 570 | FKI | S18W22 | |
| 2001/08/31 | 25 | 490 | FKI | S20W33 | |
| 2001/09/01 | 17 | 400 | FKO | S20W39 | |
| 2001/09/02 | 19 | 370 | FKO | S20W46 | |
| 2001/09/03 | 15 | 340 | EKO | S18W65 | |
| 2001/09/04 | 6 | 260 | FKO | S18W81 | |
| 2001/09/05 | 1 | 100 | HKX | S19W92 |
| C | M | X |
|---|---|---|
| 44 | 12 | 1 |
The top 10 solar flares from sunspot region 9591
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | X7.7 | 2001/08/25 | 16:23 | 16:45 | 17:04 | |
| 2 | M5.02 | 2001/08/25 | 23:47 | 00:17 | 00:44 | |
| 3 | M4.35 | 2001/09/02 | 13:41 | 13:48 | 13:54 | |
| 4 | M2.28 | 2001/08/30 | 17:45 | 17:57 | 18:11 | |
| 5 | M1.95 | 2001/09/02 | 05:54 | 06:02 | 06:12 | |
| 6 | M1.8 | 2001/08/25 | 09:09 | 09:28 | 09:32 | |
| 7 | M1.7 | 2001/08/25 | 19:52 | 19:56 | 19:59 | |
| 8 | M1.67 | 2001/08/24 | 08:48 | 09:13 | 09:41 | |
| 9 | M1.53 | 2001/08/28 | 00:02 | 00:12 | 00:23 | |
| 10 | M1.08 | 2001/08/22 | 18:44 | 18:49 | 18:56 |
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Space weather facts
| Last X-flare | 2025/06/19 | X1.9 |
| Last M-flare | 2025/10/03 | M1.2 |
| Last geomagnetic storm | 2025/10/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2025 | 129.8 -3.7 |
| October 2025 | 140.1 +10.3 |
| Last 30 days | 131.3 -1.2 |