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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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252503 matches
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IRIS: High-cadence flare watch: AR 14341

2026-01-24T19:34:35 to 2026-01-24T20:35:07

Science Goal: High-Cadence Flare Program: .3 sec, small linelist, C II slow

Program: High-cadence flare watch: AR 14341

Target: AR

Pointing: xcen=811 ycen=-147,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.14	59,68	441

IRIS: SUIT Coordination: AR 14349

2026-01-24T00:10:52 to 2026-01-24T01:11:33

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

Program: SUIT Coordination: AR 14349

Target: AR

Pointing: xcen=-340 ycen=-162,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	402
2796	0.15	65,68	402

IRIS: AR tracking/HOP 307: AR 14341

2026-01-23T04:46:49 to 2026-01-23T05:35:46

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=543 ycen=-147,

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

2026-01-22T17:28:10 to 2026-01-22T18:27:30

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

Program: BBSO coordination: AR 14345

Target: AR

Pointing: xcen=407 ycen=-169,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	1.24	135,130	48
1400	0.21	135,130	288
2796	0.21	135,130	288

IRIS: High-cadence flare watch: AR 14341

2026-01-21T09:08:10 to 2026-01-21T10:08:37

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: AR 14341

Target: AR

Pointing: xcen=172 ycen=-146,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1592
2796	0.04	68,68	1592

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: BBSO coordination, AR14341

2026-01-19T17:09:00 to 2026-01-19T17:42:22

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, AR14341

Target: AR

Pointing: xcen=-167 ycen=-76,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	2.09	133,130	16
1400	0.35	133,130	96
2796	0.35	133,130	96

IRIS: Limb-to-limb tracking of AR 14341

2026-01-19T07:02:00 to 2026-01-19T07:50:57

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 AR 14341

Target: AR

Pointing: xcen=-196 ycen=-105,

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

AIA: Cruiser Annotation

2026-01-18T16:29:54 to 2026-01-18T18:49:30

Science Goal: ssw_service_260119_101504_48475

Program: This flare was associated with a halo CME that was responsible for a huge radiation storm (>10 MeV protons probably exceeding 10000 pfu).

Target: FL: Flare

Pointing: xcen=-365 ycen=-110,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
211	2.84	847,847	50
171	2.84	847,847	50
cont	2.85	847,847	50
304	2.91	847,847	49
131	2.84	847,847	50
94	2.84	847,847	50
193	2.84	847,847	50
blos	2.85	847,847	50

IRIS: A1: QS monitoring

2026-01-18T05:09:42 to 2026-01-18T05:27:46

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=-25 ycen=45,

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: Coronal nanojets, SE limb

2026-01-14T07:14:38 to 2026-01-14T08:22:14

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

Program: Coronal nanojets, SE limb

Target: AR

Pointing: xcen=-962 ycen=-171,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	424

IRIS: AR tracking from limb to limb

2026-01-13T11:59:59 to 2026-01-13T12:49:39

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

Program: AR tracking from limb to limb

Target: AR

Pointing: xcen=526 ycen=-98,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.62	281,182	80
2832	0.62	281,182	80
1400	0.62	281,182	80
2796	0.62	281,182	80

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

2026-01-12T11:45:04 to 2026-01-12T12:42:28

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=371 ycen=-109,

saaIntervals hiIntervals

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

IRIS: SUIT/Aditya-L1 coordination on AR 14325 (follow Hinode)

2026-01-07T00:49:32 to 2026-01-07T01:45:50

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 on AR 14325 (follow Hinode)

Target: AR

Pointing: xcen=965 ycen=-105,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	373
2796	0.15	65,68	373

IRIS: SUIT Coordination: Flare Catching Program (AR14317)

2025-12-27T01:17:17 to 2025-12-27T02:13:52

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: SUIT Coordination: Flare Catching Program (AR14317)

Target: AR

Pointing: xcen=-103 ycen=210,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1396
2796	0.04	68,68	1396

252503 matches
prev 1...10673 10674 10675 [10676] 10677 10678 10679 10680 10681 10682 ...16834 next