Solar flares on May 16, 2005
The most powerful solar flare in 24 hours
M1.8 (strong) flare - May 16 at 6:39 PM
Solar activity index
Value as of the end of the day on May 16, 2005
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 15, 2005 to May 16, 2005
Time zone — UTC-08 (Anchorage) — summer time
List of solar flares for May 16, 2005
The total number of solar flares of class C and higher — 10 flares
C class — 8 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.8 | 21:47 | 21:53 | 21:55 | 763 |
| C8.4 | 19:58 | 20:03 | 20:05 | 763 |
| M1.8 | 18:31 | 18:39 | 18:52 | 763 |
| C1.1 | 12:37 | 12:42 | 12:46 | 763 |
| C5.5 | 11:36 | 11:47 | 11:54 | 763 |
| C2.0 | 08:41 | 08:51 | 09:02 | 763 |
| C1.8 | 07:54 | 08:06 | 08:28 | 763 |
| C1.2 | 04:46 | 05:01 | 05:12 | 759 |
| C1.3 | 01:57 | 02:00 | 02:04 | 763 |
| M1.6 | 00:56 | 01:08 | 01:15 | 763 |