Solar Flare WatchSolar flares in 2003
C1316
M160
X20
LargestX28.02003-11-04
M/X flares by month
- January 2003
- February 2003
- March 2003
- April 2003
- May 2003
- June 2003
- July 2003
- August 2003
- September 2003
- October 2003
- November 2003
- December 2003
Nearby years (M + X)
108
174
232
331
231
180
134
121
14
10
1
Top 20 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 2003-11-04 | 19:29 | 19:50 | 37 | X28.0 | S19W83 | 10486 |
| 2003-10-28 | 09:51 | 11:10 | 93 | X17.2 | S16E08 | 10486 |
| 2003-10-29 | 20:37 | 20:49 | 24 | X10.0 | S15W02 | 10486 |
| 2003-11-02 | 17:03 | 17:25 | 36 | X8.3 | S14W56 | 10486 |
| 2003-10-23 | 08:19 | 08:35 | 30 | X5.4 | S21E88 | 10486 |
| 2003-11-03 | 09:43 | 09:55 | 36 | X3.9 | N08W77 | 10488 |
| 2003-05-28 | 00:17 | 00:27 | 22 | X3.6 | – | – |
| 2003-11-03 | 01:09 | 01:30 | 36 | X2.7 | N10W83 | 10488 |
| 2003-06-09 | 21:31 | 21:39 | 12 | X1.7 | – | 10375 |
| 2003-06-11 | 20:01 | 20:14 | 26 | X1.6 | N14W57 | 10375 |
| 2003-03-17 | 18:50 | 19:05 | 26 | X1.5 | S14W39 | 10314 |
| 2003-03-18 | 11:51 | 12:08 | 29 | X1.5 | S15W46 | 10314 |
| 2003-05-27 | 22:56 | 23:07 | 17 | X1.3 | S07W17 | 10365 |
| 2003-06-10 | 23:19 | 00:02 | 53 | X1.3 | N10W40 | 10375 |
| 2003-06-15 | 23:25 | 23:56 | 60 | X1.3 | S07E80 | 10386 |
| 2003-05-29 | 00:51 | 01:05 | 21 | X1.2 | S06W37 | 10365 |
| 2003-10-26 | 05:57 | 06:54 | 96 | X1.2 | S15E44 | 10486 |
| 2003-10-26 | 17:21 | 18:19 | 120 | X1.2 | N02W38 | 10484 |
| 2003-10-19 | 16:29 | 16:50 | 35 | X1.1 | N08E58 | 10484 |
| 2003-10-23 | 19:50 | 20:04 | 24 | X1.1 | S17E84 | 10486 |
All times UTC. Until June 2017 classes are NOAA's reports of the time (GOES-15 and earlier included a 0.7 scaling factor); later classes come from calibrated GOES-16/18 data, so the same flare reads about 1.4× larger. Do not compare the two periods directly.
About this page
1,496 flares of class C+ in 2003: 160 M-class and 20 X-class.