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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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250738 matches
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IRIS: Flare study on AR 14336 (following Hinode): Program C. Raster of ribbons and hot plasma

2026-01-11T19:35:08 to 2026-01-11T20:32:32

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

Program: Flare study on AR 14336 (following Hinode): Program C. Raster of ribbons and hot plasma

Target: AR

Pointing: xcen=233 ycen=-108,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	360

IRIS: Flare study on AR 14334 (not following Hinode on AR 14336)

2026-01-09T12:37:21 to 2026-01-09T13:35:22

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 14334 (not following Hinode on AR 14336)

Target: AR

Pointing: xcen=175 ycen=-213,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1528
2796	0.04	68,68	1528

IRIS: Flare study on AR 14334 (not following Hinode on AR 14336)

2026-01-09T11:00:21 to 2026-01-09T11:58:22

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 14334 (not following Hinode on AR 14336)

Target: AR

Pointing: xcen=167 ycen=-212,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1528
2796	0.04	68,68	1528

IRIS: A1: QS monitoring near disk center

2026-01-09T07:46:23 to 2026-01-09T08:04:27

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=25 ycen=45,

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: Prominence monitoring SW limb (HOP 269 IRIS alone)

2026-01-08T09:08:18 to 2026-01-08T10:00:27

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=-809,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.27	231,182	192

IRIS: Flare study on AR 14325 at west limb (not following Hinode)

2026-01-07T16:49:07 to 2026-01-07T17:55:43

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

Program: Flare study on AR 14325 at west limb (not following Hinode)

Target: AR

Pointing: xcen=978 ycen=-132,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	416

IRIS: Flare study on AR 14325 at west limb (follow Hinode)

2026-01-07T10:21:09 to 2026-01-07T10:58:17

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

Program: Flare study on AR 14325 at west limb (follow Hinode)

Target: AR

Pointing: xcen=965 ycen=-110,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	232

IRIS: Flare study on AR 14325 at west limb (follow Hinode)

2026-01-07T08:44:09 to 2026-01-07T09:50:44

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

Program: Flare study on AR 14325 at west limb (follow Hinode)

Target: AR

Pointing: xcen=965 ycen=-111,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	416

SOTSP: Synoptic

2025-12-28T17:52:42 to 2025-12-28T17:54:31

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	16,162	50
6302A Velocity 6301.5A	0	16,162	50
6302A Transverse Flux Density	0	16,162	50
6302A Longitudinal Flux Density	0	16,162	50

IRIS: Coronal Nanojets Program (AR14317)

2025-12-26T10:44:16 to 2025-12-26T11:40:23

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

Program: Coronal Nanojets Program (AR14317)

Target: AR

Pointing: xcen=-51 ycen=226,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,66	352

SOTSP: AR 14316

2025-12-23T16:30:06 to 2025-12-23T17:12:45

Science Goal: AR evolution

Program: Fast map, 216"x129", 1-side CCD

Target: Active Region

Pointing: xcen=-54 ycen=-136,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	213,129	675
6302A Velocity 6301.5A	0	213,129	675
6302A Transverse Flux Density	0	213,129	675
6302A Longitudinal Flux Density	0	213,129	675

SOTSP: New AR obs.

2025-12-19T18:51:15 to 2025-12-19T19:38:39

Science Goal: Synoptic SOT Latitudinal Scans (updated version of HOP79)

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

Target: Active Region

Pointing: xcen=-762 ycen=311,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	236,162	750
6302A Velocity 6301.5A	0	236,162	750
6302A Transverse Flux Density	0	236,162	750
6302A Longitudinal Flux Density	0	236,162	750

SOTSP: Track AR 14303 (may update)

2025-12-15T20:10:03 to 2025-12-15T20:57:27

Science Goal: Active region structure

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

Target: Active Region

Pointing: xcen=634 ycen=-471,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	237,162	749
6302A Velocity 6301.5A	0	237,162	749
6302A Transverse Flux Density	0	237,162	749
6302A Longitudinal Flux Density	0	237,162	749

IRIS: SUIT coordination

2025-12-14T00:19:53 to 2025-12-14T00:32:37

Science Goal: Very large coarse 64-step raster 126x175 64s Si IV Mg II h/k Mg II w s Deep x 2 Spatial x 4, Spectral x 4

Program: SUIT coordination

Target: AR

Pointing: xcen=300 ycen=-408,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.8	293,182	16
1400	0.2	293,182	64
2796	0.2	293,182	64

SOTSP: AR 14291

2025-12-01T13:00:05 to 2025-12-01T14:04:44

Science Goal: AR evolution

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

Target: Active Region

Pointing: xcen=696 ycen=-264,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	319,162	1016
6302A Velocity 6301.5A	0	319,162	1016
6302A Transverse Flux Density	0	319,162	1016
6302A Longitudinal Flux Density	0	319,162	1016

250738 matches
prev 1...12137 12138 12139 [12140] 12141 12142 12143 12144 12145 12146 ...16716 next