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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257253 matches
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SOT: AR Evolution

2006-12-15T00:00:31 to 2006-12-15T07:08:46

Science Goal: AR Evolution

Program: G-Band, Ca H, and Mag Full FOV 2x2

Target: Active Region

Pointing: xcen=715 ycen=-93,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
G band 4305	2	223,111	215
TF Fe I 6302	2	327,163	215
Ca II H line	2	223,111	215

TRACE: RESETS

2002-06-22T00:04:59 to 2002-06-23T00:00:01

Science Goal: SCIPLAN_RESETS

Program:

Target:

Pointing: xcen=-198 ycen=181,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	1.11	512,512	1296

TRACE:

1999-03-04T00:02:16 to 1999-03-04T03:14:56

Science Goal:

Program: AR 8471 movie, full disk mosaic, synoptic, test polar plume seq.

Target:

Pointing: xcen=-10 ycen=820,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	4.55	512,512	23
1700	4.82	512,512	23
WL	4.5	512,512	23
1600	4.02	512,512	5
284	4.55	512,512	23
195	4.55	512,512	23
1550	4.82	512,512	23
1216	4.82	512,512	23

IRIS: High-cadence rasters

2026-02-02T10:28:33 to 2026-02-02T11:33:33

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 rasters

Target: AR

Pointing: xcen=-496 ycen=333,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1712
2796	0.04	68,68	1712

IRIS: Flare watch program B, AR14294

2025-12-09T08:14:19 to 2025-12-09T09:01:12

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=630 ycen=-318,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	100
1400	0.47	61,66	100
2796	0.47	61,66	100

IRIS: SUIT coordination

2025-11-18T23:46:53 to 2025-11-19T00:44:55

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

Target: AR

Pointing: xcen=502 ycen=-147,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1432
2796	0.04	68,68	1432

IRIS: AR Observations

2025-11-14T09:49:22 to 2025-11-14T10:48:51

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: AR Observations

Target: AR

Pointing: xcen=792 ycen=360,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	65,68	366
2796	0.16	65,68	367

IRIS: Major Flare Watch (High cadence)

2025-11-06T19:05:05 to 2025-11-06T20:07:01

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: Major Flare Watch (High cadence)

Target: AR

Pointing: xcen=-429 ycen=333,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1528
2796	0.04	68,68	1528

IRIS: High Cadence Raster: AR14168

2025-08-07T12:24:22 to 2025-08-07T16:20:34

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 Raster: AR14168

Target: AR

Pointing: xcen=482 ycen=-2,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	6220
2796	0.04	68,68	6220

IRIS: SUIT coordination: QS #1

2025-08-04T05:32:07 to 2025-08-04T05:43:13

Science Goal: Very large dense 320-step raster 105.3x175 320s Mg II h/k Mg II w Spatial x 4, Spectral x 4

Program: SUIT coordination: QS #1

Target: QS

Pointing: xcen=6 ycen=-92,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.28	278,182	40
2796	0.28	278,182	40

IRIS: B2: QS tracking from limb to limb

2025-07-24T07:06:47 to 2025-07-24T07:16:22

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=182 ycen=-200,

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: Limb-to-limb tracking of ARs IHOP 307

2025-05-30T13:20:36 to 2025-05-30T14:09:33

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=-294 ycen=160,

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: SUIT/Aditya-L1 coordination AR 1/2

2025-05-28T05:36:45 to 2025-05-28T05:47:51

Science Goal: Very large dense 320-step raster 105.3x175 320s Mg II h/k Mg II w Spatial x 4, Spectral x 4

Program: SUIT/Aditya-L1 coordination AR 1/2

Target: AR

Pointing: xcen=170 ycen=142,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.28	278,182	40
2796	0.28	278,182	40

IRIS: High cadence flare raster, AR14079

2025-05-10T15:34:22 to 2025-05-10T19:00:44

Science Goal: Large sparse 8-step raster 7x120 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 raster, AR14079

Target: AR

Pointing: xcen=924 ycen=131,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	128,128	5319
2796	0.04	128,128	5319

IRIS: SUIT Coordination: QS 1

2025-04-10T05:42:07 to 2025-04-10T05:53:13

Science Goal: Very large dense 320-step raster 105.3x175 320s Mg II h/k Mg II w Spatial x 4, Spectral x 4

Program: SUIT Coordination: QS 1

Target: QS

Pointing: xcen=75 ycen=112,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.28	278,182	40
2796	0.28	278,182	40

257253 matches
prev 1...4609 [4610] 4611 4612 4613 4614 4615 4616 4617 4618 ...17151 next