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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249724 matches
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IRIS: High-cadence rasters

2026-01-31T08:22:08 to 2026-01-31T09:26:04

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=-724 ycen=-340,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1684
2796	0.04	68,68	1684

IRIS: High-cadence rasters

2026-01-30T09:44:22 to 2026-01-30T10:47:51

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 SJI cadence 3x faster

Program: High-cadence rasters

Target: AR

Pointing: xcen=853 ycen=-200,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1672
2796	0.04	68,68	1672

IRIS: High-cadence rasters

2026-01-30T08:07:23 to 2026-01-30T09:10:52

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 SJI cadence 3x faster

Program: High-cadence rasters

Target: AR

Pointing: xcen=850 ycen=-198,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1672
2796	0.04	68,68	1672

IRIS: BBSO coordination, AR 14349

2026-01-27T17:04:52 to 2026-01-27T18:05:21

Science Goal: Large coarse 8-step raster 14x120 8s Si IV Mg II h/k Mg II w s Deep x 4 FUV spectrally rebinned x 4 SJI cadence 0.5x faster

Program: BBSO coordination, AR 14349

Target: AR

Pointing: xcen=442 ycen=-165,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	2.09	133,130	29
1400	0.35	133,130	174
2796	0.35	133,130	174

IRIS: B1: AR tracking from limb to limb

2026-01-27T05:46:26 to 2026-01-27T06:04:32

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=-247 ycen=-158,

saaIntervals hiIntervals

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

IRIS: Low-telem flare watch: AR 14353

2026-01-25T19:49:20 to 2026-01-25T20:50:46

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: Low-telem flare watch: AR 14353

Target: AR

Pointing: xcen=409 ycen=368,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	131
1400	0.47	61,66	131
2796	0.47	61,66	131

IRIS: AR tracking/HOP 307: AR 14341

2026-01-24T11:29:35 to 2026-01-24T12:18:32

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 8 Spatial x 2, Spectral x 2

Program: AR tracking/HOP 307: AR 14341

Target: AR

Pointing: xcen=759 ycen=-166,

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: BBSO coordination: AR 14345

2026-01-23T20:56:38 to 2026-01-23T21:57:36

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 coordination: AR 14345

Target: AR

Pointing: xcen=618 ycen=-179,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.69	137,130	89
1400	0.23	137,130	267
2796	0.17	137,130	356

IRIS: SUIT coordination: AR 14345

2026-01-22T23:57:10 to 2026-01-23T00:56:20

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 14345

Target: AR

Pointing: xcen=490 ycen=-170,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	392
2796	0.15	65,68	392

IRIS: AR tracking from limb to limb, AR at SE

2026-01-16T09:30:43 to 2026-01-16T10:19:40

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 8 Spatial x 2, Spectral x 2

Program: AR tracking from limb to limb, AR at SE

Target: AR

Pointing: xcen=-747 ycen=-122,

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: A1: QS monitoring

2026-01-16T04:40:16 to 2026-01-16T04:58:20

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=-2 ycen=0,

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 watch, AR 14336

2026-01-16T00:09:32 to 2026-01-16T00:47:38

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, Flare watch, AR 14336

Target: AR

Pointing: xcen=859 ycen=-156,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	65,68	235
2796	0.16	65,68	235

IRIS: BBSO coordination, AR at SE

2026-01-15T22:11:42 to 2026-01-15T23:04:21

Science Goal: Large coarse 8-step raster 14x120 8s C II Si IV Mg II h/k Mg II w s Deep x 4 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4 SJI cadence 0.5x faster

Program: BBSO coordination, AR at SE

Target: AR

Pointing: xcen=-790 ycen=-122,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.34	137,130	156
2832	2.03	137,130	26
1400	0.34	137,130	156
2796	0.34	137,130	156

IRIS: SUIT coordination, flare watch, AR14336

2026-01-14T00:55:52 to 2026-01-14T01:54:14

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 watch, AR14336

Target: AR

Pointing: xcen=645 ycen=-110,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1440
2796	0.04	68,68	1440

IRIS: SUIT/Aditya-L1 coordination: flare caching on AR 14336 (following Hinode)

2026-01-10T01:33:29 to 2026-01-10T02:31:36

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

Program: SUIT/Aditya-L1 coordination: flare caching on AR 14336 (following Hinode)

Target: AR

Pointing: xcen=-154 ycen=-119,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	385
2796	0.15	65,68	385

249724 matches
prev 1...16081 16082 [16083] 16084 16085 16086 16087 16088 16089 16090 ...16649 next