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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256700 matches
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TRACE: null

2001-07-19T22:53:49 to 2001-07-20T00:00:42

Science Goal:

Program:

Target:

Pointing: xcen=814 ycen=-243,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.87	384,384	78
WL	1.67	384,384	40
1600	1.63	384,384	41

MDI: null

2000-07-10T00:00:00 to 2000-07-20T00:00:00

Science Goal:

Program:

Target:

Pointing: xcen=-755 ycen=243,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: null

1999-07-07T16:50:39 to 1999-07-07T19:50:49

Science Goal:

Program:

Target:

Pointing: xcen=-7 ycen=244,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1700	1.51	384,384	120
WL	45.8	384,384	4
1600	1.51	384,384	120
195	1.58	384,384	115
1550	1.51	384,384	120

TRACE: null

1999-07-07T16:25:03 to 1999-07-07T16:39:50

Science Goal:

Program:

Target:

Pointing: xcen=0 ycen=-21,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	2.1	512,512	7
1600	2	384,384	8
284	2.12	512,512	7
195	2.05	512,512	8

TRACE: Large flare with pronounced loop oscillations and external dimmings

1998-07-14T12:52:46 to 1998-07-14T13:28:41

Science Goal:

Program:

Target:

Pointing: xcen=-276 ycen=-406,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

IRIS: BBSO/ALMA coordination, AR 14539

2026-09-24T15:59:32 to 2026-09-24T17:29:32

Science Goal: Medium sparse 16-step raster 15x60 16s Si IV Mg II h/k Mg II w Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4 SJI cadence 3x faster

Program: BBSO/ALMA coordination, AR 14539

Target: AR

Pointing: xcen=-64 ycen=-267,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.14	77,69	640
1400	0.14	77,69	640
2796	0.14	77,69	640

IRIS: THEMIS coordination, AR

2026-09-22T07:59:41 to 2026-09-22T12:55:18

Science Goal: Large sparse 64-step raster 63x120 64s C II Si IV Mg II h/k Deep x 4 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: THEMIS coordination, AR

Target: AR

Pointing: xcen=51 ycen=-85,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.34	185,129	864
1400	0.34	185,129	864
2796	0.34	185,129	864

IRIS: A1: QS monitoring

2026-09-17T04:22:04 to 2026-09-17T04:40:08

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=9 ycen=22,

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: BBSO coordination, AR 14528

2026-09-15T16:39:22 to 2026-09-15T17:29:59

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

Program: BBSO coordination, AR 14528

Target: AR

Pointing: xcen=589 ycen=-262,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.03	61,68	1470
2796	0.03	61,68	1484

IRIS: DKIST flare month coordination

2026-09-13T17:28:37 to 2026-09-13T23:29:25

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 flare month coordination

Target: AR

Pointing: xcen=754 ycen=254,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.09	75,68	4152
2832	0.09	75,68	4152
2796	0.09	75,68	4152

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

AIA: null

2026-09-12T11:29:03 to 2026-09-12T12:30:00

Science Goal: ssw_service_260912_051553_8315_ssmq_blos_cont

Program:

Target:

Pointing: xcen=915 ycen=102,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	0.93	600,450	65
211	0.93	600,450	65
171	0.93	600,450	65
cont	0.93	600,450	65
1700	0.93	600,450	65
304	0.93	600,450	65
131	0.93	600,450	65
94	0.94	600,450	65
193	0.93	600,450	65
blos	0.93	600,450	65

AIA: null

2026-09-08T16:43:00 to 2026-09-08T18:28:00

Science Goal: ssw_service_260908_110107_46828_ssmq__ssmq_

Program:

Target:

Pointing: xcen=559 ycen=69,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	1.33	500,400	80
211	1.33	500,400	80
171	1.33	500,400	80
1700	1.32	500,400	80
304	1.33	500,400	80
131	1.33	500,400	80
94	1.33	500,400	80
193	1.33	500,400	80

IRIS: PSP coorination (pointing 2)

2026-09-07T16:52:44 to 2026-09-07T17:08:48

Science Goal: Very large dense 320-step raster 105.3x175 320s Si IV Mg II h/k Deep x 2 Spatial x 2, Spectral x 2

Program: PSP coorination (pointing 2)

Target: QS

Pointing: xcen=-950 ycen=-114,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.2	280,182	80
2796	0.2	280,182	80

IRIS: Low-telem flare raster

2026-09-06T19:15:36 to 2026-09-06T22:28:14

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

Program: Low-telem flare raster

Target: AR

Pointing: xcen=-689 ycen=84,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	1208

256700 matches
prev 1...14761 14762 14763 14764 14765 14766 [14767] 14768 14769 14770 ...17114 next