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: SolO coordination (EUI,SPICE L BOTH HRES HCAD Major-Flare)

2026-02-28T19:59:19 to 2026-03-01T00:29:48

Science Goal: Large sit-and-stare 0.3x120 1s C II Mg II h/k Deep x 4 Spatial x 2, Spectral x 2 SJI cadence 10x faster

Program: SolO coordination (EUI,SPICE L_BOTH_HRES_HCAD_Major-Flare)

Target: AR

Pointing: xcen=919 ycen=-76,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.17	121,129	1557
2796	0.17	121,129	1557

SOTSP: AR 14366 obs.

2026-02-08T09:26:05 to 2026-02-08T10:30:45

Science Goal: AR obs.

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

Target: Active Region

Pointing: xcen=709 ycen=276,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	321,162	1019
6302A Velocity 6301.5A	0	321,162	1019
6302A Transverse Flux Density	0	321,162	1019
6302A Longitudinal Flux Density	0	321,162	1019

SOTSP: HOP 507 AR 14353

2026-01-29T07:21:06 to 2026-01-29T07:53:27

Science Goal: HOP 507 AR 14353

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

Target: Active Region

Pointing: xcen=852 ycen=333,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	162,162	512
6302A Velocity 6301.5A	0	162,162	512
6302A Transverse Flux Density	0	162,162	512
6302A Longitudinal Flux Density	0	162,162	512

IRIS: High-cadence flare rasters

2026-01-27T13:51:02 to 2026-01-27T14:53:27

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 rasters

Target: AR

Pointing: xcen=424 ycen=-168,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1644
2796	0.04	68,68	1644

IRIS: High-cadence flare watch: AR 14353

2026-01-25T10:07:28 to 2026-01-25T11:09:05

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: AR 14353

Target: AR

Pointing: xcen=329 ycen=370,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1479
2796	0.04	68,68	1479

IRIS: Low-telem flare watch: AR 14341

2026-01-21T12:22:27 to 2026-01-21T13:22:00

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: Low-telem flare watch: AR 14341

Target: AR

Pointing: xcen=216 ycen=-145,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	127
1400	0.47	61,66	127
2796	0.47	61,66	127

IRIS: High-cadence flare study, AR14341

2026-01-17T06:33:00 to 2026-01-17T07:28:38

Science Goal: High-Cadence Flare Program: .3 sec, flare linelist, C II slow

Program: High-cadence flare study, AR14341

Target: AR

Pointing: xcen=-618 ycen=-128,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.17	59,68	336

SOTSP: HOP 412 N-S (18/20)

2026-01-15T21:39:06 to 2026-01-15T21:55:14

Science Goal: Synoptic SOT Latitudinal Scans (Updated Version of HOP 79)

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

Target: Central meridian

Pointing: xcen=-21 ycen=713,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	59,129	188
6302A Velocity 6301.5A	0	59,129	188
6302A Transverse Flux Density	0	59,129	188
6302A Longitudinal Flux Density	0	59,129	188

SOTSP: AR 14324

2026-01-04T23:00:05 to 2026-01-04T23:32:27

Science Goal: Observe active regions

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

Target: Active Region

Pointing: xcen=544 ycen=400,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	158,162	505
6302A Velocity 6301.5A	0	158,162	505
6302A Transverse Flux Density	0	158,162	505
6302A Longitudinal Flux Density	0	158,162	505

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

2026-01-03T04:39:19 to 2026-01-03T05:35:15

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=242 ycen=450,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	65,68	346
2796	0.16	65,68	346

IRIS: Prominence monitoring SE limb (HOP 269 IRIS alone)

2025-12-31T08:36:23 to 2025-12-31T09:37:14

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 SE limb (HOP 269 IRIS alone)

Target: FI

Pointing: xcen=-530 ycen=-848,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.27	231,182	224

SOTSP: Synoptic

2025-12-25T17:54:43 to 2025-12-25T17:56:33

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

SOTSP: Synoptic

2025-12-23T18:09:38 to 2025-12-23T18:11:28

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

SOTSP: AR 14312

2025-12-22T18:41:42 to 2025-12-22T19:46:22

Science Goal: AR evolution

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

Target: Active Region

Pointing: xcen=-252 ycen=326,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	323,162	1022
6302A Velocity 6301.5A	0	323,162	1022
6302A Transverse Flux Density	0	323,162	1022
6302A Longitudinal Flux Density	0	323,162	1022

IRIS: High-cadence flare watch

2025-12-20T23:47:21 to 2025-12-21T00:02:50

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=-491 ycen=406,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	408
2796	0.04	68,68	408

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