Selected events

Click on an image to get to the event page with a larger image (background-subtracted using the first minute) above a light curve.
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2014 01 04 19:40:00
BIRS: Bright Type IV from very gradual M4 flare at 19 UT

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2014 01 05 20:01:00
BIRS: Noise storm emission

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2014 01 06 07:43:00
BIRS: Classic flare event, no flare reported, presumably region just over limb

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2014 01 07 05:01:00
BIRS: Noise storm

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2014 01 07 19:35:00
BIRS: Ionospheric caustics in noise storm emission after sunrise

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2014 01 08 03:44:00
BIRS: M4 flare, very impulsive, sharp short-wave fadeout, bright III and weak II

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2014 01 08 08:01:00
BIRS: Ionospheric caustics in noise storm emission before sunset

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2014 01 11 03:30:00
BIRS: Noise storm

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2014 01 17 02:14:00
BIRS: C3 flare, weak II that seems to stop at 40 MHz

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2014 01 19 02:23:00
BIRS: Possible Type V, confined to low frequency

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2014 01 20 22:22:00
BIRS: Odd low-frequency emission coincident with meterwave III and continuum

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2014 01 21 05:32:00
BIRS: II/III event, no flare reported, II seen by CULG, likely an over-limb event since the II fundamental is so much brighter than the harmonic.

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2014 01 27 01:53:00
BIRS: Group of IIIs on an active day with region coming around E limb

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2014 01 28 05:24:00
BIRS: Very impulsive C9 flare

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2014 01 28 07:22:00
BIRS: Impulsive M4 flare

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2014 01 28 21:40:00
BIRS: Bright Type III

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2014 01 29 04:12:00
BIRS: C7 flare with classic III/II

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2014 01 30 07:50:00
BIRS: M1 flare, an hour after an M2 from the same region with no radio emission

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2014 01 31 05:30:00
BIRS: Possible II/IV event from over the limb, no flare reported

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2014 01 31 20:35:00
BIRS: Bright day-long noise storm

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2014 02 04 00:01:00
BIRS: Reported as noise storm, looks like a Type IV, M4 peaks at 01:20

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2014 02 13 02:25:00
BIRS: C7 flare followed by an M1 flare, same active region

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2014 02 14 02:43:00
BIRS: M2 flare with several discrete IIIs

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2014 02 16 23:44:00
BIRS: Cluster of IIIs, no flare reported

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2014 02 17 02:45:00
BIRS: "Little" C8 flare, longish duration, strong IIIs followed by Type IV: II was reported above 90 MHz, no clear sign here

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2014 02 18 01:12:00
BIRS: Unreported Type II burst, clear harmonic structure, not sure if associated with later C5 flare

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2014 02 20 03:18:00
BIRS: Nice split band of a Type II, C3 flare, Type IV follows next plot)

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2014 02 20 03:18:30
BIRS: C3 flare, II/IV event

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2014 02 20 07:35:00
BIRS: M3 flare, another fast-drift Type II band

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2014 02 20 07:44:00
BIRS: Close-up of II from M3 flare

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2014 03 05 04:23:00
BIRS: Possible weak II from a C2 flare

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2014 03 13 03:45:00
BIRS: Noise storm

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2014 03 20 03:51:00
BIRS: M2 flare, clean Type II

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2014 03 23 03:35:00
BIRS: Looks like a IV from a very gradual C5

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2014 03 28 23:40:00
BIRS: M3 flare, nice II

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2014 03 29 02:11:00
BIRS: Looks like an unreported Type II from a C2 flare

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2014 04 10 00:08:00
BIRS: Type II from a small unlisted flare

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2014 04 10 03:01:00
BIRS: Type III, very bright, no flare

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2014 04 25 00:19:00
BIRS: X1 flare with clear II

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2014 05 09 02:19:00
BIRS: Type II from an event likely over the west limb, no obvious flare

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2014 05 09 23:45:00
BIRS: Bright Type III

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2014 06 01 01:28:30
BIRS: C2 flare with Type II, harmonic structure but not continuous

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2014 06 12 22:35:00
BIRS: Ionospheric caustics after dawn within Type IV emission from an earlier M3 flare

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2014 06 27 00:02:00
BIRS: Type-II-like structures during a very long duration C2 flare

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2014 07 01 00:10:00
BIRS: Noise storm with small flares from active period

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2014 07 08 02:28:00
BIRS: Intense III from a C1 flare

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2014 07 09 00:23:00
BIRS: II/III event from an M1 flare

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2014 07 21 01:01:00
BIRS: Type III with impulsive X-rays

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2014 07 25 06:56:00
BIRS: C2 flare, sunset at 07:04, type II occurs after sunset

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2014 07 31 02:04:00
BIRS: C1 flare, possible very weak section of type II at 02:18, strong IIIs

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2014 08 10 21:30:30
BIRS: Odd little burst from C2 flare just after dawn, may explain upper cutoff.

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2014 08 14 03:52:00
BIRS: B6 flare with clean II.

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2014 08 20 21:38:00
BIRS: Type II from C2 flare, no sign of IIIs

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2014 08 22 00:00:30
BIRS: C7 flare with a II reported, not clear in this frequency range

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2014 08 23 01:40:00
BIRS: Impulsive C4 flare

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2014 08 27 02:45:00
BIRS: Type III and odd narrow-band feature

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2014 09 01 22:07:00
BIRS: Type II/IV from very large flare well beyond east limb.

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2014 09 05 06:48:00
BIRS: C7 flare with possible II/IV

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2014 09 07 01:50:00
BIRS: C8 flare with classic II

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2014 09 08 23:42:00
BIRS: Very gradual M5 flare with bright IV, possible II reported at 00:19

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2014 09 10 21:00:00
BIRS: Type IV from gradually decaying X1 flare

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2014 09 23 23:06:00
BIRS: Beautiful II/III event from an M2 flare

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2014 09 24 20:50:00
BIRS: Emission from an eruptive event

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2014 09 26 04:54:00
BIRS: Cluster of IIIs

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2014 09 28 02:40:00
BIRS: M5 flare with short-wave fadeout and nice II

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2014 10 12 23:47:00
BIRS: Odd feature, no report, possible weak II

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2014 10 19 04:15:00
BIRS: First X flare of the giant region 12192, over E limb: no radio

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2014 10 24 07:35:00
BIRS: M4 flare with very weak Type II

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2014 10 24 21:00:00
BIRS: X3 flare with no CME, no radio emission, strong fadeout

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2014 10 30 22:53:00
BIRS: C5 flare, nice Type II

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2014 10 31 20:54:00
BIRS: Odd burst, simultaneous 245 MHz emission, reported as III

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2014 11 01 04:50:00
BIRS: Very gradual C4 flare, looks like a II (unreported) at least from 0504 to 0515

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2014 11 02 23:35:00
BIRS: C2 flare, strong Type III emission

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2014 11 03 03:47:00
BIRS: C4 flare, clean Type II

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2014 11 03 22:26:00
BIRS: M7 flare, Type II that doesnot reach low frequencies

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2014 11 28 22:10:00
BIRS: Odd feature during reported continuum

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2014 11 29 01:25:00
BIRS: Bright Type IV possibly associated with the gradual C4 flare

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2014 12 05 06:03:00
BIRS: C2 flare, no impulsive IIIs, split-band fundamental Type II

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2014 12 14 19:25:00
BIRS: M2 flare with very fast-drift Type II reported

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2014 12 17 04:17:00
BIRS: Big M9 flare with classic huge Type II, both harmonics split, very sharp low-frequency edge on both harmonics.

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2014 12 18 21:47:00
BIRS: M7 flare with lots of IIIs and a short band of Type II towards the end.

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2014 12 20 00:10:00
BIRS: X2 flare, strong fadeout, clear II following cluster of IIIs

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2014 12 20 00:11:00
BIRS: Type IV from the X2 flare

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2014 12 25 05:17:00
BIRS: Type IIIs from a C4 flare

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2014 12 26 05:29:00
BIRS: Strong III and weak unreported diffuse II, no obvious X-ray flare

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2014 12 29 01:35:00
BIRS: Lightning