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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252698 matches
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IRIS: High Cadence Raster: AR14256

2025-10-22T05:29:22 to 2025-10-22T06:39:41

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 Raster: AR14256

Target: AR

Pointing: xcen=47 ycen=-362,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1852
2796	0.04	68,68	1852

IRIS: prominence at SW limb

2025-10-15T08:09:20 to 2025-10-15T10:37:43

Science Goal: Very large coarse 32-step raster 62x175 32s Mg II h/k Deep x 8 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4 Lossless compression

Program: prominence at SW limb

Target: FI

Pointing: xcen=966 ycen=-211,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.15	231,182	960

IRIS: Solar Orbiter, SPICE coordination

2025-10-11T20:39:43 to 2025-10-11T23:55:58

Science Goal: Very large dense 320-step raster 105.3x175 320s C II Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2

Program: Solar Orbiter, SPICE coordination

Target: QS

Pointing: xcen=-5 ycen=955,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	320
1400	0.61	281,182	320
2796	0.61	281,182	320

IRIS: Very high cadence raster flare study

2025-10-08T04:39:53 to 2025-10-08T07:49:44

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 flare study

Target: AR

Pointing: xcen=518 ycen=99,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	5000
2796	0.04	68,68	5000

IRIS: SPICE coordination (filaments)

2025-10-06T12:58:27 to 2025-10-06T13:33:12

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: SPICE coordination (filaments)

Target: QS

Pointing: xcen=734 ycen=-595,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.27	231,182	128

IRIS: Low-telemetry raster flare study (AR 14236)

2025-10-02T18:09:20 to 2025-10-02T20:23:43

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

Program: Low-telemetry raster flare study (AR 14236)

Target: AR

Pointing: xcen=162 ycen=64,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,68	864

IRIS: Low-telemetry sit-and-stare (AR 14236)

2025-09-30T05:45:06 to 2025-09-30T06:58:36

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 sit-and-stare (AR 14236)

Target: AR

Pointing: xcen=-377 ycen=51,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,69	160
1400	0.46	62,69	160
2796	0.46	62,69	160

IRIS: SolO coordination RSW23 SPICE

2025-09-22T03:45:59 to 2025-09-22T04:40:07

Science Goal: Large dense 320-step raster 105.3x120 320s Si IV Mg II h/k Deep x 4 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: SolO coordination RSW23 SPICE

Target: QS

Pointing: xcen=-698 ycen=-19,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.17	234,128	320
2796	0.17	234,128	320

IRIS: SST coordination flare watch

2025-09-20T10:00:53 to 2025-09-20T11:59:21

Science Goal: Medium coarse 8-step raster 14x60 8s C II Mg II h/k Deep x 0.5 Spatial x 2, Spectral x 2 SJI cadence 3x faster

Program: SST coordination flare watch

Target: AR

Pointing: xcen=563 ycen=-388,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	75,68	3120
2796	0.04	75,68	3120

IRIS: F2: Equatorial scan (HOP 393), pointing #2/3

2025-09-05T20:57:29 to 2025-09-05T21:46:21

Science Goal: Large dense 320-step raster 105.3x120 320s Deep x 8 Spatial x 2, Spectral x 2

Program: F2: Equatorial scan (HOP 393), pointing #2/3

Target: QS

Pointing: xcen=2 ycen=-123,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	234,129	80
2832	0.61	234,129	80
1400	0.61	234,129	80
2796	0.61	234,129	80

SOTSP: AR 14197

2025-08-31T08:37:19 to 2025-08-31T09:24:44

Science Goal: AR monitor

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

Target: Active Region

Pointing: xcen=233 ycen=-414,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	236,162	747
6302A Velocity 6301.5A	0	236,162	747
6302A Transverse Flux Density	0	236,162	747
6302A Longitudinal Flux Density	0	236,162	747

SOTSP: AR E-limb

2025-08-28T06:53:34 to 2025-08-28T07:40:58

Science Goal:

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

Target: Active Region

Pointing: xcen=-651 ycen=-57,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	234,162	748
6302A Velocity 6301.5A	0	234,162	748
6302A Transverse Flux Density	0	234,162	748
6302A Longitudinal Flux Density	0	234,162	748

SOTSP: HOP 206 (North)

2025-08-27T14:10:35 to 2025-08-27T17:04:09

Science Goal: Polar Panorama Map for understanding Polar Reversal in Cycle 24

Program: Fast deep mode, 2048 slit position, LIMB ONLY

Target: Coronal Hole

Pointing: xcen=-24 ycen=863,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	314,162	1012
6302A Velocity 6301.5A	0	314,162	1012
6302A Transverse Flux Density	0	314,162	1012
6302A Longitudinal Flux Density	0	314,162	1012

SOTSP: HOP 206 (North)

2025-08-27T11:09:02 to 2025-08-27T14:02:36

Science Goal: Polar Panorama Map for understanding Polar Reversal in Cycle 24

Program: Fast deep mode, 2048 slit position, LIMB ONLY

Target: Coronal Hole

Pointing: xcen=-22 ycen=863,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	318,162	1015
6302A Velocity 6301.5A	0	318,162	1015
6302A Transverse Flux Density	0	318,162	1015
6302A Longitudinal Flux Density	0	318,162	1015

IRIS: SUIT coordination QS2

2025-08-26T05:10:09 to 2025-08-26T05:19:02

Science Goal: Very large dense 320-step raster 105.3x175 320s Mg II h/k Mg II w Spatial x 4, Spectral x 4

Program: SUIT coordination QS2

Target: QS

Pointing: xcen=51 ycen=112,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.22	278,182	40
2796	0.22	278,182	40

252698 matches
prev 1...3729 3730 [3731] 3732 3733 3734 3735 3736 3737 3738 ...16847 next