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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257279 matches
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IRIS: High-cadence flare watch

2025-12-20T09:14:19 to 2025-12-20T10:10:40

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

Target: AR

Pointing: xcen=-586 ycen=402,

saaIntervals hiIntervals

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

IRIS: Off-limb flare watch

2025-12-19T10:35:53 to 2025-12-19T11:32:00

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

Program: Off-limb flare watch

Target: AR

Pointing: xcen=950 ycen=-246,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	351

IRIS: High-cadence flare watch

2025-12-19T04:35:46 to 2025-12-19T05:04:10

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

Target: AR

Pointing: xcen=-778 ycen=317,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	748
2796	0.04	68,68	748

IRIS: Limb AR watch / PSP coordination

2025-12-14T14:02:30 to 2025-12-14T15:07:33

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

Program: Limb AR watch / PSP coordination

Target: AR

Pointing: xcen=977 ycen=-248,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	408

IRIS: Limb AR watch / PSP coordination

2025-12-14T07:34:28 to 2025-12-14T08:39:31

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

Program: Limb AR watch / PSP coordination

Target: AR

Pointing: xcen=977 ycen=-248,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	408

IRIS: A1: QS monitoring

2025-12-14T04:29:46 to 2025-12-14T04:47:50

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=8 ycen=122,

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 watch program B, AR14296

2025-12-12T10:27:34 to 2025-12-12T11:23:50

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, AR14296

Target: AR

Pointing: xcen=924 ycen=-252,

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

SOTSP: Synoptic

2025-12-08T18:20:46 to 2025-12-08T18:22:36

Science Goal: Synoptic

Program: Synoptic Very Fast Map, 15"x162", 3 mins.

Target: Calibration, Synoptic

Pointing: xcen=-0 ycen=7,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	15,162	48
6302A Velocity 6301.5A	0	15,162	48
6302A Transverse Flux Density	0	15,162	48
6302A Longitudinal Flux Density	0	15,162	48

IRIS: Flare watch program C, AR14296

2025-12-08T17:32:19 to 2025-12-08T18:27:10

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=410 ycen=-245,

saaIntervals hiIntervals

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

IRIS: Flare watch program C, AR14294

2025-12-08T07:50:19 to 2025-12-08T08:45:10

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

Program: Flare watch program C, AR14294

Target: AR

Pointing: xcen=579 ycen=-236,

saaIntervals hiIntervals

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

SOTSP: AR 14294 / AR 14296

2025-12-03T20:01:15 to 2025-12-03T20:48:38

Science Goal: Monitoring AR evolution

Program: Fast map, 230"x164", Q65, 1-side CCD

Target: Pore

Pointing: xcen=-511 ycen=-294,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	231,162	740
6302A Velocity 6301.5A	0	231,162	740
6302A Transverse Flux Density	0	231,162	740
6302A Longitudinal Flux Density	0	231,162	740

IRIS: Coronal Nanojet Study of AR14292

2025-11-30T10:30:18 to 2025-11-30T11:35:36

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: Equatorial coronal hole

2025-11-24T07:31:22 to 2025-11-24T08:28:16

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

Target: CH

Pointing: xcen=136 ycen=-82,

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

IRIS: Coronal nanojets on SE limb

2025-11-22T07:45:17 to 2025-11-22T07:58:04

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

Program: Coronal nanojets on SE limb

Target: CJ

Pointing: xcen=-962 ycen=-207,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	80

IRIS: High cadence flare study

2025-11-21T11:36:23 to 2025-11-21T12:34:14

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 study

Target: AR

Pointing: xcen=850 ycen=-134,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1523
2796	0.04	68,68	1524

257279 matches
prev 1...6337 6338 6339 6340 6341 6342 [6343] 6344 6345 6346 ...17152 next