Popular

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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256352 matches
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HMI_BLOS: null

2021-04-30T23:37:09 to 2021-04-12T13:03:00

Science Goal: ssw_service_210412_071552_20957

Program:

Target:

Pointing: xcen=-217 ycen=-287,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
211	0.56	600,450	100
171	0.56	600,450	100
304	0.56	600,450	100
131	0.56	600,450	100
94	0.57	600,450	100
193	0.56	600,450	100
blos	0.75	600,450	45

HMI_BLOS: null

2021-04-12T01:49:00 to 2021-04-12T02:21:00

Science Goal: ssw_service_210411_202228_41773

Program:

Target:

Pointing: xcen=-321 ycen=-274,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
211	0.65	600,450	50
171	0.65	600,450	50
304	0.65	600,450	50
131	0.65	600,450	50
94	0.65	600,450	50
193	0.65	600,450	50
blos	0.75	600,450	43

AIA: null

2021-01-21T23:14:57 to 2021-01-22T00:09:57

Science Goal: ssw_service_260427_232030_9597

Program:

Target:

Pointing: xcen=-510 ycen=-815,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
211	0.5	461,230	110
171	0.5	461,230	110
193	0.5	461,230	110

AIA: null

2021-01-09T20:49:57 to 2021-01-09T23:19:57

Science Goal: ssw_service_260426_022452_37560

Program:

Target:

Pointing: xcen=180 ycen=-915,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	0.5	653,615	299
211	0.5	653,615	299
171	0.5	653,615	300
304	0.5	653,615	300
131	0.5	653,615	300
94	0.5	653,615	299
193	0.5	653,615	300

AIA: null

2020-12-14T20:36:00 to 2020-12-14T21:11:00

Science Goal: ssw_service_201214_135050_43594

Program:

Target:

Pointing: xcen=-868 ycen=-247,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
211	0.71	600,450	50
171	0.71	600,450	50
304	0.71	600,450	50
131	0.71	600,450	50
94	0.71	600,450	50
193	0.71	600,450	50

AIA: null

2018-09-07T17:14:57 to 2018-09-07T17:29:57

Science Goal: ssw_service_260521_221055_35239

Program:

Target:

Pointing: xcen=-27 ycen=12,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	1.06	2,189,2,112	15
211	1.06	2,189,2,112	15
171	1.06	2,189,2,113	15
131	1.06	2,190,2,112	15
94	1.06	2,189,2,112	15
193	1.06	2,189,2,112	15

AIA: null

2018-05-28T16:59:57 to 2018-05-28T17:59:57

Science Goal: ssw_service_260704_094154_48406

Program:

Target:

Pointing: xcen=-253 ycen=246,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	0.2	768,730	300
211	0.22	768,730	279
171	0.2	768,730	300
304	0.2	768,730	300
131	0.21	768,730	290
94	0.2	768,730	300
193	0.22	768,730	272

IRIS: BBSO coordination, AR 14549

2026-10-08T16:01:22 to 2026-10-08T17:31:02

Science Goal: High-Cadence Flare Program: .3 sec, small linelist, Mg II h/k slow

Program: BBSO coordination, AR 14549

Target: AR

Pointing: xcen=323 ycen=62,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.14	61,68	630

IRIS: Flare watch program F, AR14545

2026-10-04T10:21:06 to 2026-10-04T15:42:47

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: Flare watch program F, AR14545

Target: AR

Pointing: xcen=-439 ycen=224,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,69	700
1400	0.46	62,69	700
2796	0.46	62,69	700

IRIS: DKIST coordination, South-West AR

2026-10-03T17:38:52 to 2026-10-03T23:38:19

Science Goal: High-Cadence Flare Program: .3 sec, small linelist, Mg II h/k and C II always

Program: DKIST coordination, South-West AR

Target: AR

Pointing: xcen=734 ycen=-360,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.03	61,68	11444
2796	0.03	61,68	11553

IRIS: Flare watch program F, AR14535

2026-10-01T05:39:36 to 2026-10-01T10:38:18

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: Flare watch program F, AR14535

Target: AR

Pointing: xcen=809 ycen=136,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.48	62,69	624
1400	0.48	62,69	623
2796	0.48	62,69	625

IRIS: DKIST coordination, east limb AR

2026-09-30T20:19:02 to 2026-09-30T23:38:54

Science Goal: Medium coarse 8-step raster 14x60 8s C II Mg II h/k Mg II w Deep x 0.5 Spatial x 2, Spectral x 2 SJI cadence 3x faster

Program: DKIST coordination, east limb AR

Target: AR

Pointing: xcen=-910 ycen=161,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.09	75,68	2300
2832	0.09	75,68	2300
2796	0.09	75,68	2300

IRIS: SST coordination, AR 14528

2026-09-15T08:09:41 to 2026-09-15T11:51:24

Science Goal: Medium dense 16-step raster 5x60 16s Si IV Mg II h/k Mg II w Deep x 4 FUV spectrally rebinned x 4

Program: SST coordination, AR 14528

Target: AR

Pointing: xcen=689 ycen=-279,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.35	66,67	640
1400	0.35	66,67	640
2796	0.35	66,67	640

IRIS: A1: QS monitoring

2026-09-15T04:50:04 to 2026-09-15T05:08:08

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: QS

Pointing: xcen=0 ycen=2,

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

AIA: null

2026-09-12T12:00:00 to 2026-09-12T14:00:00

Science Goal: ssw_service_260916_045319_8263

Program:

Target:

Pointing: xcen=-0 ycen=-0,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
193	1.01	614,614	120
blos	2.03	614,614	60

256352 matches
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