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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249610 matches
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IRIS: Very high cadence raster (14392)

2026-03-18T10:09:25 to 2026-03-18T12:59:31

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: Very high cadence raster (14392)

Target: AR

Pointing: xcen=29 ycen=-148,

saaIntervals hiIntervals

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

IRIS: SUIT coordination (14395)

2026-03-18T00:09:24 to 2026-03-18T02:28:52

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 coordination (14395)

Target: AR

Pointing: xcen=-207 ycen=25,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	924
2796	0.15	65,68	924

IRIS: Sit-and-stare study of ribbons and hot plasma (14393)

2026-03-17T17:08:38 to 2026-03-17T17:59:15

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: Sit-and-stare study of ribbons and hot plasma (14393)

Target: AR

Pointing: xcen=419 ycen=320,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,67	108
1400	0.47	61,67	108
2796	0.47	61,67	108

IRIS: B1: AR tracking from limb to limb (4387)

2026-03-17T04:48:08 to 2026-03-17T05:06:13

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 (4387)

Target: AR

Pointing: xcen=659 ycen=236,

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

AIA: null

2026-03-16T12:05:10 to 2026-03-16T12:54:58

Science Goal: ssw_service_260316_084742_21113

Program:

Target:

Pointing: xcen=0 ycen=0,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	2.08	2,458,2,458	25

AIA: null

2026-03-16T12:00:10 to 2026-03-16T12:59:58

Science Goal: ssw_service_260316_082843_11339

Program:

Target:

Pointing: xcen=0 ycen=0,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	2.06	2,458,2,458	30

IRIS: A1:QS monitoring

2026-03-16T04:21:03 to 2026-03-16T04:39:06

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=48 ycen=56,

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 ribbon studies (AR4393)

2026-03-13T11:40:05 to 2026-03-13T13:40:59

Science Goal: Large sit-and-stare 0.3x120 1s Si IV Deep x 0.5 Spatial x 2, Spectral x 2 SJI cadence 10x faster

Program: Flare ribbon studies (AR4393)

Target: AR

Pointing: xcen=-483 ycen=328,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.03	120,128	4234

AIA: null

2026-03-12T20:00:00 to 2026-03-13T03:00:00

Science Goal: ssw_service_260313_020307_33647

Program:

Target:

Pointing: xcen=0 ycen=0,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
211	8.57	2,458,2,458	50
171	8.57	2,458,2,458	50
304	8.57	2,458,2,458	50
131	8.57	2,458,2,458	50
94	8.57	2,458,2,458	50
193	8.57	2,458,2,458	50

IRIS: PSP mosaic 1

2026-03-12T10:41:51 to 2026-03-12T10:57:54

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 mosaic 1

Target: AR

Pointing: xcen=823 ycen=126,

saaIntervals hiIntervals

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

IRIS: BBSO-PSP coordination

2026-03-11T19:11:48 to 2026-03-11T21:39:16

Science Goal: Very large dense 320-step raster 105.3x175 320s Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2

Program: BBSO-PSP coordination

Target: CH

Pointing: xcen=-198 ycen=94,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.31	281,182	480
2796	0.31	281,182	480

IRIS: High cadence flare obs. (unnamed AR)

2026-03-11T11:49:19 to 2026-03-11T13:47:02

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 obs. (unnamed AR)

Target: AR

Pointing: xcen=-807 ycen=275,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	3100
2796	0.04	68,68	3100

IRIS: SUIT coordination (AR in NE quadrant)

2026-03-08T23:58:33 to 2026-03-09T02:26:29

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 coordination (AR in NE quadrant)

Target: AR

Pointing: xcen=-446 ycen=229,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	980
2796	0.15	65,68	980

IRIS: BBSO and Hinode coordination (AR 14381)

2026-03-08T20:58:48 to 2026-03-08T23:48:42

Science Goal: Large coarse 8-step raster 14x120 8s Si IV Mg II h/k Mg II w s Deep x 4 Spatial x 2, Spectral x 2

Program: BBSO and Hinode coordination (AR 14381)

Target: AR

Pointing: xcen=584 ycen=237,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.69	137,129	248
1400	0.23	137,129	744
2796	0.17	137,129	992

IRIS: Hinode coordination (AR 14381)

2026-03-08T11:10:20 to 2026-03-08T13:49:45

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: Hinode coordination (AR 14381)

Target: AR

Pointing: xcen=473 ycen=248,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,67	340
1400	0.47	61,67	340
2796	0.47	61,67	340

249610 matches
prev 1...16593 16594 [16595] 16596 16597 16598 16599 16600 16601 16602 ...16641 next