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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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251056 matches
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IRIS: BBSO coordination, AR 14363

2026-02-02T15:19:22 to 2026-02-02T16:24:01

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 14363

Target: AR

Pointing: xcen=-399 ycen=-333,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	2.09	133,129	31
1400	0.35	133,129	186
2796	0.35	133,129	185

IRIS: A1: QS monitoring

2026-01-22T04:32:16 to 2026-01-22T04:50:20

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=172 ycen=-70,

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, AR14341

2026-01-19T02:10:06 to 2026-01-19T02:53:14

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, AR14341

Target: AR

Pointing: xcen=-225 ycen=-163,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1064
2796	0.04	68,68	1064

IRIS: SUIT coordination, AR at SE

2026-01-17T01:40:51 to 2026-01-17T02:32:25

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 at SE

Target: AR

Pointing: xcen=-613 ycen=-165,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	65,68	318
2796	0.16	65,68	318

IRIS: Flare study on AR 14336 (following Hinode)

2026-01-11T13:07:12 to 2026-01-11T14:05:31

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 SJI cadence 3x faster

Program: Flare study on AR 14336 (following Hinode)

Target: AR

Pointing: xcen=176 ycen=-102,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1536
2796	0.04	68,68	1536

IRIS: Flare study on AR 14336 (following Hinode)

2026-01-09T20:42:20 to 2026-01-09T21:40:12

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 SJI cadence 3x faster

Program: Flare study on AR 14336 (following Hinode)

Target: AR

Pointing: xcen=-196 ycen=-110,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1524
2796	0.04	68,68	1524

IRIS: Prominence monitoring SW limb (HOP 269 IRIS alone)

2026-01-08T10:36:05 to 2026-01-08T11:36:56

Science Goal: Very large coarse 32-step raster 62x175 32s Mg II h/k Deep x 15 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4 Lossless compression

Program: Prominence monitoring SW limb (HOP 269 IRIS alone)

Target: FI

Pointing: xcen=647 ycen=-810,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.27	231,182	224

IRIS: A1: QS monitoring near disk center

2026-01-07T18:42:58 to 2026-01-07T19:01:02

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=-16 ycen=48,

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: Flare study on AR on AR 14325 (follow Hinode)

2026-01-06T10:15:25 to 2026-01-06T11:11:45

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

Program: Flare study on AR on AR 14325 (follow Hinode)

Target: AR

Pointing: xcen=929 ycen=-111,

saaIntervals hiIntervals

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

IRIS: Sit and State Studies of Ribbons and Hot Plasma

2025-12-27T10:59:18 to 2025-12-27T11:55:53

Science Goal: Large sit-and-stare 0.3x120 1s C II Si IV Mg II h/k Deep x 8 FUV spectrally rebinned x 2

Program: Sit and State Studies of Ribbons and Hot Plasma

Target: AR

Pointing: xcen=171 ycen=237,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.48	121,130	117
1400	0.48	121,130	117
2796	0.48	121,130	117

IRIS: B1: AR tracking from limb to limb (AR14317)

2025-12-25T05:41:30 to 2025-12-25T05:59:36

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 (AR14317)

Target: AR

Pointing: xcen=-331 ycen=226,

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: Wobble Calibration Pointing #2

2025-12-23T18:16:38 to 2025-12-23T19:00:58

Science Goal: SJI MgII w, 1x1, 10s exp, 20s cadence, for wobble calibration

Program: Wobble Calibration Pointing #2

Target: QS

Pointing: xcen=-45 ycen=965,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.33	173,182	133

IRIS: Low-telemetry flare watch

2025-12-22T08:07:23 to 2025-12-22T09:03:54

Science Goal: Medium sit-and-stare 0.3x60 1s C II Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2

Program: Low-telemetry flare watch

Target: AR

Pointing: xcen=-490 ycen=353,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,68	123
1400	0.46	62,68	123
2796	0.46	62,68	123

IRIS: B1: AR tracking from limb to limb

2025-12-21T06:15:16 to 2025-12-21T06:33:22

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=-502 ycen=361,

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: Limb-to-limb tracking of ARs IHOP 307

2025-12-20T15:42:08 to 2025-12-20T16:31:05

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=-599 ycen=360,

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

251056 matches
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