Solar flares on May 18, 2000
The most powerful solar flare in 24 hours
M2.7 (strong) flare - May 18 at 11:57 AM
Solar activity index
Value as of the end of the day on May 18, 2000
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 17, 2000 to May 18, 2000
Time zone — UTC-04 (Moosonee) — summer time
List of solar flares for May 18, 2000
The total number of solar flares of class C and higher — 13 flares
C class — 11 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C5.7 | 23:09 | 23:19 | 23:28 | — |
| M1.1 | 20:52 | 20:58 | 21:05 | — |
| C7.5 | 19:46 | 20:04 | 20:13 | 9002 |
| C3.5 | 18:00 | 18:03 | 18:10 | 8998 |
| C3.4 | 13:12 | 13:19 | 13:27 | 9002 |
| M2.7 | 11:52 | 11:57 | 11:59 | 9002 |
| C4.0 | 10:24 | 10:29 | 10:36 | 8998 |
| C4.2 | 09:19 | 09:22 | 09:25 | 9002 |
| C6.8 | 07:10 | 07:22 | 07:30 | 9002 |
| C6.2 | 05:57 | 06:05 | 06:12 | 8998 |
| C5.0 | 03:49 | 03:53 | 03:56 | 9002 |
| C2.7 | 01:45 | 01:48 | 01:51 | 9002 |
| C2.6 | 01:17 | 01:29 | 01:34 | 9002 |