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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257271 matches
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EIS:

2026-09-20T14:05:43 to 2026-09-20T16:07:23

Science Goal:

Program:

Target:

Pointing: xcen=112 ycen=618,

saaIntervals hiIntervals

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

EIS: HOP 548 (Hinode Coordination during DKIST Flare Month)

2026-09-19T18:30:14 to 2026-09-19T21:48:00

Science Goal:

Program:

Target:

Pointing: xcen=-11 ycen=89,

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

IRIS: High-cadence Flare Watch of AR14405

2026-03-28T06:51:24 to 2026-03-28T09:47:01

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 of AR14405

Target: AR

Pointing: xcen=-787 ycen=-395,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	4332
2796	0.04	68,68	4331

IRIS: C1: North Pole

2026-01-17T12:59:42 to 2026-01-17T13:33:53

Science Goal: Very large coarse 64-step raster 126x175 64s Deep x 30

Program: C1: North Pole

Target: CH

Pointing: xcen=-4 ycen=971,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2.14	295,182	16
2832	2.14	295,182	16
1400	2.14	295,182	16
2796	2.14	295,182	16

IRIS: Flare study on AR on AR 14325 (follow Hinode)

2026-01-06T11:52:29 to 2026-01-06T12:48:49

Science Goal: Large coarse 8-step raster 14x120 8s C II Deep x 8 FUV spectrally rebinned x 2

Program: Flare study on AR on AR 14325 (follow Hinode)

Target: AR

Pointing: xcen=933 ycen=-113,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	352

IRIS: Flare study on AR 14325/14323: Program C

2026-01-05T14:51:15 to 2026-01-05T15:47:34

Science Goal: Large coarse 8-step raster 14x120 8s C II Deep x 8 FUV spectrally rebinned x 2

Program: Flare study on AR 14325/14323: Program C

Target: AR

Pointing: xcen=813 ycen=-112,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	352

IRIS: Flare study on AR 14325/14323 (follow Hinode)

2026-01-03T11:07:21 to 2026-01-03T12:04:24

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: Flare study on AR 14325/14323 (follow Hinode)

Target: AR

Pointing: xcen=449 ycen=-116,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1411
2796	0.04	68,68	1412

IRIS: B2: QS tracking from limb to limb

2025-12-30T08:30:36 to 2025-12-30T08:40:11

Science Goal: Coarse synoptic raster 34x175 18s Deep x 30 SJI cadence 3x faster Lossless compression

Program: B2: QS tracking from limb to limb

Target: QS

Pointing: xcen=695 ycen=-137,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	3.2	203,182	3
2832	3.2	203,182	3
1400	3.2	203,182	3
2796	3.2	203,182	3

IRIS: A1: QS Monitoring

2025-12-29T05:01:15 to 2025-12-29T05:19:18

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=-74 ycen=-21,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,130	16
2832	4.52	247,130	4
1400	1.13	247,130	16
2796	1.13	247,130	16

IRIS: SUIT Coordination: Flare Catching Program (AR14317)

2025-12-27T00:19:34 to 2025-12-27T00:36:54

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: Flare Catching Program (AR14317)

Target: AR

Pointing: xcen=-112 ycen=212,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	428
2796	0.04	68,68	428

SOTSP: Synoptic

2025-12-26T18:07:43 to 2025-12-26T18:09:32

Science Goal: Synoptic

Program: Synoptic Very Fast Map, 15"x162", 3 mins.

Target: Calibration, Synoptic

Pointing: xcen=0 ycen=7,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	16,162	50
6302A Velocity 6301.5A	0	16,162	50
6302A Transverse Flux Density	0	16,162	50
6302A Longitudinal Flux Density	0	16,162	50

SOTSP: Track AR 14303 (may update)

2025-12-14T06:15:13 to 2025-12-14T07:02:37

Science Goal: Active region structure

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

Target: Active Region

Pointing: xcen=398 ycen=-470,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	233,162	745
6302A Velocity 6301.5A	0	233,162	745
6302A Transverse Flux Density	0	233,162	745
6302A Longitudinal Flux Density	0	233,162	745

IRIS: Limb AR watch / PSP Coordination

2025-12-13T23:29:26 to 2025-12-14T00:10:15

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

Program: Limb AR watch / PSP Coordination

Target: AR

Pointing: xcen=976 ycen=-261,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	256

IRIS: Flare watch program B, AR14294

2025-12-11T11:49:27 to 2025-12-11T12:45:43

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

Program: Flare watch program B, AR14294

Target: AR

Pointing: xcen=924 ycen=-228,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	120
1400	0.47	61,66	120
2796	0.47	61,66	120

IRIS: A1: QS monitoring

2025-12-11T04:19:16 to 2025-12-11T04:37:20

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=-16 ycen=104,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,130	16
2832	4.52	247,130	4
1400	1.13	247,130	16
2796	1.13	247,130	16

257271 matches
prev 1...5793 5794 5795 5796 5797 5798 5799 5800 [5801] 5802 ...17152 next