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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257281 matches
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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)

2026-01-08T18:41:04 to 2026-01-08T19:41:55

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

SOTSP: AR14325

2026-01-07T09:05:05 to 2026-01-07T09:37:27

Science Goal: AR14325

Program: Fast map, 164x164", 1-side, Q65, no repeat

Target: Active Region

Pointing: xcen=923 ycen=-179,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	162,162	511
6302A Velocity 6301.5A	0	162,162	511
6302A Transverse Flux Density	0	162,162	511
6302A Longitudinal Flux Density	0	162,162	511

IRIS: SUIT/Aditya-L1 coordination on AR 14324 (follow Hinode)

2026-01-05T00:22:31 to 2026-01-05T01:15:31

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

Program: SUIT/Aditya-L1 coordination on AR 14324 (follow Hinode)

Target: AR

Pointing: xcen=653 ycen=-107,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	65,68	328
2796	0.16	65,68	328

SOTSP: AR 14325

2026-01-04T11:00:29 to 2026-01-04T11:47:54

Science Goal: Observe active regions

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

Target: Active Region

Pointing: xcen=611 ycen=-142,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	233,162	739
6302A Velocity 6301.5A	0	233,162	739
6302A Transverse Flux Density	0	233,162	739
6302A Longitudinal Flux Density	0	233,162	739

IRIS: Coronal Nanojets (AR14317)

2025-12-29T21:11:22 to 2025-12-29T22:07:42

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

Program: Coronal Nanojets (AR14317)

Target: AR

Pointing: xcen=625 ycen=231,

saaIntervals hiIntervals

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

IRIS: Very High Cadence Raster on AR14317

2025-12-27T20:41:18 to 2025-12-27T21:10:58

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 on AR14317

Target: AR

Pointing: xcen=248 ycen=229,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	732
2796	0.04	68,68	732

SOTSP: AR 14317

2025-12-27T16:30:05 to 2025-12-27T17:34:45

Science Goal: AR evolution

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

Target: Active Region

Pointing: xcen=191 ycen=191,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	324,162	1023
6302A Velocity 6301.5A	0	324,162	1023
6302A Transverse Flux Density	0	324,162	1023
6302A Longitudinal Flux Density	0	324,162	1023

IRIS: Very High Cadence Raster on AR14317

2025-12-27T16:27:57 to 2025-12-27T16:46:54

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 on AR14317

Target: AR

Pointing: xcen=209 ycen=225,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	468
2796	0.04	68,68	468

IRIS: Sit and Stare Studies of Hot Ribbons and Plasma (AR14317)

2025-12-26T18:49:17 to 2025-12-26T19:45:33

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: Sit and Stare Studies of Hot Ribbons and Plasma (AR14317)

Target: AR

Pointing: xcen=32 ycen=220,

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

IRIS: Low-telemetry flare watch

2025-12-21T20:48:12 to 2025-12-21T21:44:15

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=-409 ycen=367,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,68	122
1400	0.46	62,68	122
2796	0.46	62,68	122

IRIS: Limb-to-limb tracking of ARs IHOP 307

2025-12-21T07:52:10 to 2025-12-21T08:41:16

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

Program: Limb-to-limb tracking of ARs IHOP 307

Target: AR

Pointing: xcen=-468 ycen=356,

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

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: HOP 412 19/20

2025-12-19T03:38:05 to 2025-12-19T03:54:14

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

Program: Normal map 30 arcsec, Shorter Irradiance: DO NOT MODIFY!

Target: Quiet Sun

Pointing: xcen=-21 ycen=813,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	60,129	190
6302A Velocity 6301.5A	0	60,129	190
6302A Transverse Flux Density	0	60,129	190
6302A Longitudinal Flux Density	0	60,129	190

SOTSP: HOP 412 11/20

2025-12-18T20:35:06 to 2025-12-18T20:51:13

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

Program: Normal map 30 arcsec, Shorter Irradiance: DO NOT MODIFY!

Target: Quiet Sun

Pointing: xcen=-21 ycen=13,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	60,129	190
6302A Velocity 6301.5A	0	60,129	190
6302A Transverse Flux Density	0	60,129	190
6302A Longitudinal Flux Density	0	60,129	190

257281 matches
prev 1...6561 6562 6563 [6564] 6565 6566 6567 6568 6569 6570 ...17153 next