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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253501 matches
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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

2026-06-16T12:14:22 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

IRIS: B1: AR tracking from limb to limb

2026-06-16T05:08:50 to 2026-06-16T05:26:55

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=405 ycen=131,

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: SUIT coordination, AR4465

2026-06-15T23:09:22 to 2026-06-16T03:28:50

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 SJI cadence 3x faster

Program: SUIT coordination, AR4465

Target: AR

Pointing: xcen=277 ycen=122,

saaIntervals hiIntervals

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

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: 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

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: 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

AIA: null

2026-05-29T00:00:00 to 2026-05-29T12:00:00

Science Goal: ssw_service_260601_205719_20035

Program:

Target:

Pointing: xcen=-785 ycen=286,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	3.01	730,730	240
211	3.01	730,730	240
171	3.01	730,730	240
1700	3.01	730,730	240
304	3.01	730,730	240
1600	3.01	730,730	240
131	3.01	730,730	240
94	3.01	730,730	240
193	3.01	730,730	240

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

SOTSP: HOP 529

2026-05-25T17:04:48 to 2026-05-25T17:57:26

Science Goal: Chromospheric Flare Precursors: Identifying Early Warning Signs

Program: Fast mode, summingxbinning, 20"x81.2", CCD-1side, repeats

Target: Active Region

Pointing: xcen=900 ycen=72,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	21,81	793
6302A Velocity 6301.5A	0	21,81	793
6302A Transverse Flux Density	0	21,81	793
6302A Longitudinal Flux Density	0	21,81	793

EIS: AR synoptic studies - spectral atlas.

2026-05-24T11:25:11 to 2026-05-24T12:26:50

Science Goal:

Program:

Target:

Pointing: xcen=900 ycen=130,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeXIII		120,160	null
FeX		120,160	null
OIV		120,160	null

EIS: Pointing monitoring.

2026-05-24T06:36:55 to 2026-05-24T06:37:05

Science Goal:

Program:

Target:

Pointing: xcen=18 ycen=-172,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeXV		266,512	null
HeII		266,512	null

EIS: DKIST flare watch.

2026-05-23T20:47:14 to 2026-05-23T20:52:32

Science Goal:

Program:

Target:

Pointing: xcen=856 ycen=141,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeX		180,152	null
FeXVI		180,152	null
CaXVII		180,152	null
FeXXIV		180,152	null
FeXV		180,152	null
HeII		180,152	null
OV		180,152	null
FeXII		180,152	null
FeXXIII		180,152	null
FeXIV		180,152	null

253501 matches
prev 1...16793 16794 16795 16796 16797 16798 16799 16800 [16801] 16802 ...16901 next