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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257114 matches
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IRIS: A1: QS monitoring

2026-07-31T04:20:04 to 2026-07-31T04:38:08

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=-92 ycen=130,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	4.52	247,129	4
1400	1.13	247,129	16
2796	1.13	247,129	16

IRIS: SST coordination

2026-07-23T08:09:44 to 2026-07-23T10:00:35

Science Goal: Medium dense 16-step raster 5x60 16s Si IV Mg II h/k Mg II w Deep x 4 FUV spectrally rebinned x 4

Program: SST coordination

Target: AR

Pointing: xcen=351 ycen=17,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.35	67,66	320
1400	0.35	67,66	320
2796	0.35	67,66	320

IRIS: Limb to limb tracking of AR 14489

2026-07-21T12:21:53 to 2026-07-21T13:48:17

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 15 Spatial x 2, Spectral x 2

Program: Limb to limb tracking of AR 14489

Target: AR

Pointing: xcen=488 ycen=-188,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.09	281,182	79
2832	1.08	281,182	80
1400	1.08	281,182	80
2796	1.08	281,182	80

IRIS: A1: QS monitoring

2026-07-17T04:55:04 to 2026-07-17T05:13:08

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=-26 ycen=-58,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	4.52	247,129	4
1400	1.13	247,129	16
2796	1.13	247,129	16

IRIS: AR raster (AR14482)

2026-07-13T13:39:16 to 2026-07-13T15:17:10

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

Program: AR raster (AR14482)

Target: AR

Pointing: xcen=513 ycen=-200,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	160
2832	0.61	281,182	160
1400	0.61	281,182	160
2796	0.61	281,182	160

IRIS: Raster flare study (AR14482)

2026-07-13T05:11:35 to 2026-07-13T07:19:46

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

Program: Raster flare study (AR14482)

Target: AR

Pointing: xcen=466 ycen=-203,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,68	824

SOTSP: AR obs.

2026-07-11T13:52:48 to 2026-07-11T14:55:00

Science Goal: AR monitor

Program: Fast map, 328x164", 1-side, Q65, no repeat

Target: Active Region

Pointing: xcen=93 ycen=-279,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	306,162	970
6302A Velocity 6301.5A	0	306,162	970
6302A Transverse Flux Density	0	306,162	970
6302A Longitudinal Flux Density	0	306,162	970

IRIS: SST coordination very high-cadence raster flare study (AR14485)

2026-07-10T06:56:38 to 2026-07-10T07:49:38

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: SST coordination very high-cadence raster flare study (AR14485)

Target: AR

Pointing: xcen=641 ycen=-252,

saaIntervals hiIntervals

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

SOTSP: AR 14482

2026-07-08T22:06:45 to 2026-07-08T22:54:09

Science Goal:

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

Target: Active Region

Pointing: xcen=-455 ycen=-264,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	230,162	740
6302A Velocity 6301.5A	0	230,162	740
6302A Transverse Flux Density	0	230,162	740
6302A Longitudinal Flux Density	0	230,162	740

IRIS: BBSO coordination (E prominence)

2026-07-08T17:29:10 to 2026-07-09T00:01:05

Science Goal: Large coarse 16-step raster 30x120 16s Si IV Mg II h/k Deep x 4 Spatial x 2, Spectral x 2

Program: BBSO coordination (E prominence)

Target: FI

Pointing: xcen=-955 ycen=-68,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.17	152,128	2306
2796	0.17	152,128	2305

IRIS: SST coordination sit-and-stare flare study (AR14482)

2026-07-08T11:40:33 to 2026-07-08T12:30:15

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: SST coordination sit-and-stare flare study (AR14482)

Target: AR

Pointing: xcen=-577 ycen=-234,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	106
1400	0.47	61,66	106
2796	0.47	61,66	106

IRIS: BBSO coordination (W limb)

2026-07-04T17:32:26 to 2026-07-04T20:30:05

Science Goal: Large coarse 16-step raster 30x120 16s Si IV Mg II h/k Deep x 4 Spatial x 2, Spectral x 2

Program: BBSO coordination (W limb)

Target: AR

Pointing: xcen=942 ycen=-259,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.17	152,129	1048
2796	0.17	152,129	1048

IRIS: AR raster (AR 14479)

2026-07-02T05:36:52 to 2026-07-02T07:14:46

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

Program: AR raster (AR 14479)

Target: AR

Pointing: xcen=581 ycen=232,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	160
2832	0.61	281,182	160
1400	0.61	281,182	160
2796	0.61	281,182	160

SOTSP: AR 14465

2026-06-16T18:56:52 to 2026-06-16T19:29:13

Science Goal: Sunspot evolution

Program: Fast map, 164x164", 1-side, Q75, no repeat

Target: Pore

Pointing: xcen=504 ycen=45,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	161,162	510
6302A Velocity 6301.5A	0	161,162	510
6302A Transverse Flux Density	0	161,162	510
6302A Longitudinal Flux Density	0	161,162	510

SOTSP: AR 14465

2026-06-15T00:29:05 to 2026-06-15T01:01:25

Science Goal: Sunspot evolution

Program: Fast map, 164x164", 1-side, Q75, no repeat

Target: Pore

Pointing: xcen=149 ycen=46,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	159,162	506
6302A Velocity 6301.5A	0	159,162	506
6302A Transverse Flux Density	0	159,162	506
6302A Longitudinal Flux Density	0	159,162	506

257114 matches
prev 1...13337 13338 13339 13340 [13341] 13342 13343 13344 13345 13346 ...17141 next