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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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249664 matches
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IRIS: AR tracking/HOP 307: AR 14341

2026-01-24T06:38:48 to 2026-01-24T07:27:45

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=726 ycen=-159,

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

2026-01-21T04:19:16 to 2026-01-21T04:37:20

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=-38 ycen=46,

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: A1: QS monitoring

2026-01-20T04:09:56 to 2026-01-20T04:27:26

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: AR

Pointing: xcen=15 ycen=136,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.22	243,130	13
2832	4.52	243,130	4
1400	1.13	243,130	13
2796	1.13	243,130	14

EIS: Small flare diagnostic study

2026-01-19T15:29:09 to 2026-01-19T16:27:42

Science Goal: EL_DHB_01v3

Program:

Target:

Pointing: xcen=-138 ycen=-85,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

EIS: Small flare diagnostic study v3

2026-01-16T15:29:43 to 2026-01-16T16:28:17

Science Goal: EL_DHB_01v3

Program:

Target:

Pointing: xcen=-679 ycen=-95,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

EIS: Synoptic SOT Latitudinal Scans 3/20

2026-01-15T14:08:56 to 2026-01-15T14:11:52

Science Goal: PRY_slot_contextLITE

Program:

Target:

Pointing: xcen=-5 ycen=-900,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

IRIS: Flare study, AR14336

2026-01-15T12:30:02 to 2026-01-15T13:27:30

Science Goal: High-Cadence Flare Program: .3 sec, small linelist, Mg II h/k slow

Program: Flare study, AR14336

Target: AR

Pointing: xcen=806 ycen=-130,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.14	61,68	420

IRIS: Flare study, AR at SE

2026-01-15T09:15:52 to 2026-01-15T10:14:57

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, AR at SE

Target: AR

Pointing: xcen=-876 ycen=-177,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1556
2796	0.04	68,68	1555

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

2026-01-13T02:18:14 to 2026-01-13T03:16:12

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=494 ycen=-118,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	384
2796	0.15	65,68	384

IRIS: BBSO Coordination on AR 14336 leading spot's trailing edge

2026-01-12T19:49:58 to 2026-01-12T20:48:22

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 on AR 14336 leading spot's trailing edge

Target: AR

Pointing: xcen=420 ycen=-91,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	2.09	133,130	28
1400	0.35	133,130	168
2796	0.35	133,130	168

IRIS: Flare study on AR 14336 (following Hinode): Program C. Raster of ribbons and hot plasma

2026-01-12T14:59:04 to 2026-01-12T15:51:22

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

Program: Flare study on AR 14336 (following Hinode): Program C. Raster of ribbons and hot plasma

Target: AR

Pointing: xcen=403 ycen=-110,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	328

IRIS: Flare study on AR 14336 (following Hinode): Program C. Raster of ribbons and hot plasma

2026-01-11T17:58:08 to 2026-01-11T18:55:32

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

Program: Flare study on AR 14336 (following Hinode): Program C. Raster of ribbons and hot plasma

Target: AR

Pointing: xcen=220 ycen=-109,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	360

IRIS: A1: QS monitoring near disk center

2026-01-11T06:39:16 to 2026-01-11T06:57:20

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 near disk center

Target: QS

Pointing: xcen=37 ycen=93,

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/Aditya-L1 coordination: flare caching on AR 14334

2026-01-11T01:48:24 to 2026-01-11T02:46:31

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

Program: SUIT/Aditya-L1 coordination: flare caching on AR 14334

Target: AR

Pointing: xcen=491 ycen=-228,

saaIntervals hiIntervals

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

SOTSP: AR 14321

2025-12-31T01:00:05 to 2025-12-31T01:32:26

Science Goal: Observe active regions

Program: Fast map, 164x164", 1-side, Q65, no repeat

Target: Active Region

Pointing: xcen=938 ycen=-194,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	162,162	511
6302A Velocity 6301.5A	0	162,162	511
6302A Transverse Flux Density	0	162,162	511
6302A Longitudinal Flux Density	0	162,162	511

249664 matches
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