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Heliophysics Events Knowledgebase Coverage Registry (HCR)

Popular Observations

Here are the most popular observations, as measured by the number of downloads.

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253500 matches
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IRIS: High cadence flare program, AR 14436

2026-05-12T16:27:56 to 2026-05-12T23:21:45

Science Goal: High-Cadence Flare Program: .3 sec, small linelist, C II slow

Program: High cadence flare program, AR 14436

Target: AR

Pointing: xcen=-496 ycen=315,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.14	59,68	399

IRIS: B1: AR tracking

2026-05-12T05:09:09 to 2026-05-12T05:27:15

Science Goal: Large coarse 64-step raster 126x120 64s Deep x 15 SJI cadence 3x faster Lossless compression

Program: B1: AR tracking

Target: AR

Pointing: xcen=568 ycen=-230,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	1.13	247,129	16
1400	1.13	247,129	16
2796	1.13	247,129	16

IRIS: Flare Studies on AR14433

2026-05-10T14:09:22 to 2026-05-10T16:51:40

Science Goal: Large sparse 8-step raster 7x120 8s C II Mg II h/k Deep x 0.5 Spatial x 2, Spectral x 2 SJI cadence 3x faster

Program: Flare Studies on AR14433

Target: AR

Pointing: xcen=67 ycen=-215,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	128,129	4000
2796	0.04	128,129	4000

IRIS: B1: AR tracking from limb to limb

2026-05-10T04:38:06 to 2026-05-10T04:56:12

Science Goal: Large coarse 64-step raster 126x120 64s Deep x 15 SJI cadence 3x faster Lossless compression

Program: B1: AR tracking from limb to limb

Target: (NONE)

Pointing: xcen=195 ycen=-224,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	1.13	247,129	16
1400	1.13	247,129	16
2796	1.13	247,129	16

IRIS: BBSO Coordination on AR14432

2026-05-09T18:40:27 to 2026-05-09T20:01:27

Science Goal: Large coarse 8-step raster 14x120 8s C II Si IV Mg II h/k Mg II w s Deep x 4 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4 SJI cadence 0.5x faster

Program: BBSO Coordination on AR14432

Target: AR

Pointing: xcen=557 ycen=273,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.34	137,129	240
2832	2.03	137,129	40
1400	0.34	137,129	240
2796	0.34	137,129	240

IRIS: BBSO Coordination on AR14433

2026-05-08T17:09:41 to 2026-05-08T20:07:54

Science Goal: Large coarse 8-step raster 14x120 8s C II Si IV Mg II h/k Mg II w s Deep x 4 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4 SJI cadence 0.5x faster

Program: BBSO Coordination on AR14433

Target: AR

Pointing: xcen=-68 ycen=-218,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.34	137,129	528
2832	2.03	137,129	88
1400	0.34	137,129	528
2796	0.34	137,129	528

AIA: null

2026-05-06T04:28:00 to 2026-05-06T05:12:38

Science Goal: ssw_service_260505_220312_1486_ssmq_

Program:

Target:

Pointing: xcen=13 ycen=-253,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	0.91	600,450	50
211	0.91	600,450	50
171	0.91	600,450	50
1700	0.91	600,450	50
304	0.91	600,450	50
131	0.91	600,450	50
94	0.91	600,450	50
193	0.91	600,450	50

IRIS: Low-telemetry flare watch

2026-05-04T04:38:03 to 2026-05-04T05:58:28

Science Goal: Medium sit-and-stare 0.3x60 1s C II Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2

Program: Low-telemetry flare watch

Target: AR

Pointing: xcen=-332 ycen=-209,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,69	175
1400	0.46	62,69	175
2796	0.46	62,69	175

SOTSP: AR 14420

2026-05-01T02:20:05 to 2026-05-01T03:07:30

Science Goal:

Program: Fast map, 230"x164", Q65, 1-side CCD

Target: Active Region

Pointing: xcen=832 ycen=255,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	238,162	750
6302A Velocity 6301.5A	0	238,162	750
6302A Transverse Flux Density	0	238,162	750
6302A Longitudinal Flux Density	0	238,162	750

IRIS: B1: AR tracking from limb to limb

2026-04-30T05:08:50 to 2026-04-30T05:26:55

Science Goal: Large coarse 64-step raster 126x120 64s Deep x 15 SJI cadence 3x faster Lossless compression

Program: B1: AR tracking from limb to limb

Target: AR

Pointing: xcen=651 ycen=-142,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	1.13	247,129	16
1400	1.13	247,129	16
2796	1.13	247,129	16

AIA: null

2026-04-28T08:00:00 to 2026-04-28T15:00:00

Science Goal: ssw_service_260428_072755_12681_ssmq__ssmq_blos_cont

Program:

Target:

Pointing: xcen=535 ycen=321,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	5.25	500,450	81
211	5.18	500,450	82
171	5.12	500,450	83
cont	5.32	500,450	80
1700	5.11	500,450	83
304	5.25	500,450	81
131	5.12	500,450	83
94	5.19	500,450	82
193	5.25	500,450	81
blos	5.32	500,450	80

IRIS: A1: QS monitoring

2026-04-28T04:20:05 to 2026-04-28T04:38:08

Science Goal: Large coarse 64-step raster 126x120 64s C II Si IV Mg II h/k Mg II w s Deep x 15 SJI cadence 0.5x faster

Program: A1: QS monitoring

Target: (NONE)

Pointing: xcen=-35 ycen=44,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	4.52	247,129	4
1400	1.13	247,129	16
2796	1.13	247,129	16

SOTSP: AR 14420

2026-04-27T13:00:04 to 2026-04-27T13:47:29

Science Goal: AR evolution

Program: Fast map, 230"x164", Q65, 1-side CCD

Target: Pore

Pointing: xcen=323 ycen=298,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	236,162	749
6302A Velocity 6301.5A	0	236,162	749
6302A Transverse Flux Density	0	236,162	749
6302A Longitudinal Flux Density	0	236,162	749

SOTSP: AR 14420

2026-04-27T06:45:04 to 2026-04-27T07:32:29

Science Goal: AR evolution

Program: Fast map, 230"x164", Q65, 1-side CCD

Target: Pore

Pointing: xcen=272 ycen=300,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	236,162	746
6302A Velocity 6301.5A	0	236,162	746
6302A Transverse Flux Density	0	236,162	746
6302A Longitudinal Flux Density	0	236,162	746

AIA: null

2026-04-27T00:00:00 to 2026-04-28T00:00:00

Science Goal: ssw_service_260505_050044_16372

Program:

Target:

Pointing: xcen=-183 ycen=92,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
211	130.89	76,116	12
171	130.89	76,116	12
cont	130.91	76,116	12
304	130.89	76,116	12
131	130.89	76,116	12
193	130.89	76,116	12
blos	130.91	76,116	12

253500 matches
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