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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251356 matches
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IRIS: Low-telem flare watch: AR 14345

2026-01-22T09:22:57 to 2026-01-22T10:22:41

Science Goal: Medium coarse 8-step raster 14x60 8s C II Deep x 8 Spatial x 2, Spectral x 2

Program: Low-telem flare watch: AR 14345

Target: AR

Pointing: xcen=379 ycen=-157,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,68	384

IRIS: Coronal Nanojets off-limb on AR 14321 (follow Hinode)

2025-12-31T18:18:23 to 2025-12-31T19:23:26

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

Program: Coronal Nanojets off-limb on AR 14321 (follow Hinode)

Target: AR

Pointing: xcen=970 ycen=-161,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,66	408

IRIS: Raster of Ribbons and Hot Plasma (AR14317)

2025-12-30T18:12:22 to 2025-12-30T18:47:46

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

Program: Raster of Ribbons and Hot Plasma (AR14317)

Target: AR

Pointing: xcen=769 ycen=224,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	216

IRIS: Raster of Ribbons and Hot Plasma (AR14317)

2025-12-30T16:35:22 to 2025-12-30T17:31:45

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

Program: Raster of Ribbons and Hot Plasma (AR14317)

Target: AR

Pointing: xcen=757 ycen=218,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	344

IRIS: Coronal Nanojets (AR14317)

2025-12-29T21:11:22 to 2025-12-29T22:07:42

Science Goal: Large coarse 8-step raster 14x120 8s C II Deep x 8 FUV spectrally rebinned x 2

Program: Coronal Nanojets (AR14317)

Target: AR

Pointing: xcen=625 ycen=231,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	352

IRIS: Very High Cadence Raster on AR14317

2025-12-29T14:43:21 to 2025-12-29T15:40:06

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 on AR14317

Target: AR

Pointing: xcen=591 ycen=232,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1400
2796	0.04	68,68	1400

IRIS: B2: QS tracking from limb to limb

2025-12-18T23:44:52 to 2025-12-18T23:54:28

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=876 ycen=432,

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: Flare watch program C, AR14296

2025-12-11T23:08:30 to 2025-12-11T23:55:42

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

Program: Flare watch program C, AR14296

Target: AR

Pointing: xcen=896 ycen=-248,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	296

IRIS: High cadence flare watch, AR14296

2025-12-10T19:39:25 to 2025-12-10T20:35:46

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, AR14296

Target: AR

Pointing: xcen=753 ycen=-257,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1483
2796	0.04	68,68	1484

IRIS: Flare watch program B, AR14294

2025-12-09T14:33:12 to 2025-12-09T15:29:28

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=663 ycen=-318,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	120
1400	0.47	61,66	120
2796	0.47	61,66	120

IRIS: Coronal Nanojet Study of AR14292

2025-11-30T12:07:19 to 2025-11-30T13:12:37

Science Goal: Large coarse 8-step raster 14x120 8s C II Deep x 8 FUV spectrally rebinned x 2

Program: Coronal Nanojet Study of AR14292

Target: AR

Pointing: xcen=947 ycen=-273,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	408

IRIS: SUIT/Aditya-L1 Coordination (Flare Program)

2025-11-30T00:00:00 to 2025-11-30T00:17:11

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/Aditya-L1 Coordination (Flare Program)

Target: AR

Pointing: xcen=-434 ycen=-260,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	424
2796	0.04	68,68	424

IRIS: A1: QS Monitoring

2025-11-29T05:32:53 to 2025-11-29T05:50:56

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: (NONE)

Pointing: xcen=-2 ycen=1,

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: High-cadence Flare Watch of AR14291

2025-11-26T20:57:51 to 2025-11-26T21:55:14

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: High-cadence Flare Watch of AR14291

Target: AR

Pointing: xcen=-240 ycen=-246,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1416
2796	0.04	68,68	1416

IRIS: Equatorial Coronal Hole Coordination w/ EIS

2025-11-25T07:46:38 to 2025-11-25T08:43:32

Science Goal: Very large sparse 64-step raster 63x175 64s Si IV Mg II h/k Mg II w Deep x 0.5 Spatial x 4, Spectral x 4

Program: Equatorial Coronal Hole Coordination w/ EIS

Target: CH

Pointing: xcen=354 ycen=-77,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.15	230,182	376
1400	0.15	230,182	376
2796	0.15	230,182	376

251356 matches
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