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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253492 matches
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IRIS: Limb-to-limb tracking of ARs IHOP 307

2026-06-20T16:34:15 to 2026-06-20T17:23:12

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 8 Spatial x 2, Spectral x 2

Program: Limb-to-limb tracking of ARs IHOP 307

Target: AR

Pointing: xcen=-309 ycen=77,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	80
2832	0.61	281,182	80
1400	0.61	281,182	80
2796	0.61	281,182	80

IRIS: SST coordination AR

2026-06-17T08:00:45 to 2026-06-17T11:53:39

Science Goal: Medium dense 16-step raster 5x60 16s Si IV Mg II h/k Mg II w Deep x 2 FUV spectrally rebinned x 2 SJI cadence 0.5x faster

Program: SST coordination AR

Target: AR

Pointing: xcen=-53 ycen=-295,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.43	66,67	536
1400	0.43	66,67	536
2796	0.43	66,67	536

IRIS: High-cadence flare watch

2026-06-16T23:44:22 to 2026-06-17T03:47:24

Science Goal: Medium sparse 8-step raster 7x60 8s C II Mg II h/k Deep x 0.5 Spatial x 2, Spectral x 2 SJI cadence 3x faster

Program: High-cadence flare watch

Target: AR

Pointing: xcen=538 ycen=88,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	6400
2796	0.04	68,68	6399

IRIS: High-cadence flare watch

2026-06-16T12:14:22 to 2026-06-16T13:49:36

Science Goal: Medium sparse 8-step raster 7x60 8s C II Mg II h/k Deep x 0.5 Spatial x 2, Spectral x 2 SJI cadence 3x faster

Program: High-cadence flare watch

Target: AR

Pointing: xcen=443 ycen=86,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	2499
2796	0.04	68,68	2499

AIA: null

2026-06-13T12:16:00 to 2026-06-13T14:30:00

Science Goal: ssw_service_260613_065717_19808_ssmq_

Program:

Target:

Pointing: xcen=842 ycen=-343,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	2.09	700,600	65
211	2.09	700,600	65
171	2.09	700,600	65
1700	2.09	700,600	65
304	2.09	700,600	65
131	2.09	700,600	65
94	2.09	700,600	65
193	2.09	700,600	65

IRIS: A1: QS monitoring

2026-06-13T04:20:04 to 2026-06-13T04:38:08

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: QS

Pointing: xcen=0 ycen=4,

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

IRIS: Hinode cooridination, AR4465

2026-06-12T04:47:49 to 2026-06-12T07:37:56

Science Goal: Medium sparse 8-step raster 7x60 8s C II Mg II h/k Deep x 0.5 Spatial x 2, Spectral x 2 SJI cadence 3x faster

Program: Hinode cooridination, AR4465

Target: AR

Pointing: xcen=-351 ycen=152,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	4480
2796	0.04	68,68	4480

AIA: null

2026-06-10T23:25:00 to 2026-06-11T02:00:00

Science Goal: ssw_service_260610_174221_36983_ssmq_

Program:

Target:

Pointing: xcen=-634 ycen=109,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	2.09	600,450	75
211	2.09	600,450	75
171	2.09	600,450	75
1700	2.09	600,450	75
304	2.09	600,450	75
131	2.09	600,450	75
94	2.09	600,450	75
193	2.09	600,450	75

IRIS: Flare study C - AR14458

2026-06-07T05:32:57 to 2026-06-07T07:17:33

Science Goal: Medium coarse 8-step raster 14x60 8s C II Deep x 8 FUV spectrally rebinned x 2

Program: Flare study C - AR14458

Target: AR

Pointing: xcen=730 ycen=-96,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	656

IRIS: HOP 532 - AR14455

2026-06-06T17:29:36 to 2026-06-06T18:18:38

Science Goal: Large sit-and-stare 0.3x120 1s Deep x 8 Spatial x 2, Spectral x 2

Program: HOP 532 - AR14455

Target: AR

Pointing: xcen=778 ycen=231,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.62	123,129	79
2832	0.62	123,129	79
1400	0.62	123,129	79
2796	0.62	123,129	79

AIA: null

2026-06-06T13:30:08 to 2026-06-06T14:29:56

Science Goal: ssw_service_260606_154146_21802

Program:

Target:

Pointing: xcen=0 ycen=0,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
131	4.27	2,458,2,458	15

IRIS: Low data rate flare study

2026-06-05T22:40:36 to 2026-06-05T23:49:04

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 data rate flare study

Target: AR

Pointing: xcen=-167 ycen=229,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,69	149
1400	0.46	62,69	149
2796	0.46	62,69	149

IRIS: HOP 532 - AR14455

2026-06-05T18:29:24 to 2026-06-05T21:10:35

Science Goal: Large sit-and-stare 0.3x120 1s Deep x 2 Spatial x 2, Spectral x 2

Program: HOP 532 - AR14455

Target: AR

Pointing: xcen=662 ycen=238,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.22	123,129	730
2832	0.22	123,129	730
1400	0.22	123,129	730
2796	0.22	123,129	730

IRIS: B1: AR tracking from limb to limb

2026-06-04T04:48:05 to 2026-06-04T05:06:11

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=381 ycen=246,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	1.13	247,129	16
1400	1.21	247,129	15
2796	1.13	247,129	16

IRIS: SUIT/Aditya coordination, AR 14444

2026-05-27T00:09:32 to 2026-05-27T02:38:50

Science Goal: Medium sparse 8-step raster 7x60 8s C II Mg II h/k Deep x 0.5 Spatial x 2, Spectral x 2

Program: SUIT/Aditya coordination, AR 14444

Target: AR

Pointing: xcen=-97 ycen=-327,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	989
2796	0.15	65,68	989

253492 matches
prev 1...16793 16794 16795 16796 16797 16798 [16799] 16800 16801 16802 ...16900 next