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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253499 matches
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IRIS: SST coordination, AR 14441

2026-05-19T07:58:41 to 2026-05-19T11:56:55

Science Goal: Medium dense 32-step raster 10.24x60 32s Si IV Mg II h/k Mg II w Deep x 4 FUV spectrally rebinned x 2 SJI cadence 0.5x faster

Program: SST coordination, AR 14441

Target: AR

Pointing: xcen=76 ycen=162,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.35	72,67	672
1400	0.35	72,67	672
2796	0.36	72,67	671

SOTSP: AR 14436

2026-05-19T07:08:34 to 2026-05-19T07:55:59

Science Goal: AR Observation

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

Target: Active Region

Pointing: xcen=686 ycen=270,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	236,162	746
6302A Velocity 6301.5A	0	236,162	746
6302A Transverse Flux Density	0	236,162	746
6302A Longitudinal Flux Density	0	236,162	746

IRIS: High-cadence flare program, AR 14436

2026-05-19T05:38:22 to 2026-05-19T07:48:04

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

Program: High-cadence flare program, AR 14436

Target: AR

Pointing: xcen=736 ycen=291,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.14	59,68	945

SOTSP: Practice for HOP 529

2026-05-18T18:04:43 to 2026-05-18T19:10:59

Science Goal: ooking for spectroscopic signatures of flare precursors from the photosphere to the transition region using DKIST-IRIS-Hinode observations.

Program: Fast mode, summingxbinning, 20"x81.2", CCD-1side, repeats

Target: Active Region

Pointing: xcen=613 ycen=267,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	21,81	995
6302A Velocity 6301.5A	0	21,81	995
6302A Transverse Flux Density	0	21,81	995
6302A Longitudinal Flux Density	0	21,81	995

IRIS: Flare watch program F, AR 14436

2026-05-18T12:04:41 to 2026-05-18T17:34:29

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

Program: Flare watch program F, AR 14436

Target: AR

Pointing: xcen=619 ycen=324,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,68	2120

IRIS: High-cadence flare program, AR 14436

2026-05-17T02:37:22 to 2026-05-17T03:59:47

Science Goal: High-Cadence Flare Program: .3 sec, small linelist, C II always

Program: High-cadence flare program, AR 14436

Target: AR

Pointing: xcen=342 ycen=359,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.01	59,68	5697

IRIS: SST coordination, AR 14436

2026-05-15T07:49:41 to 2026-05-15T11:49:07

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 2 SJI cadence 0.5x faster

Program: SST coordination, AR 14436

Target: AR

Pointing: xcen=18 ycen=317,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.34	67,67	708
1400	0.34	67,67	708
2796	0.34	67,67	708

SOTSP: AR 14436

2026-05-13T17:07:02 to 2026-05-13T17:49:31

Science Goal: AR evolution

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

Target: Active Region

Pointing: xcen=-320 ycen=301,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	211,162	666
6302A Velocity 6301.5A	0	211,162	666
6302A Transverse Flux Density	0	211,162	666
6302A Longitudinal Flux Density	0	211,162	666

SOTSP: AR 14436

2026-05-13T15:28:05 to 2026-05-13T16:32:45

Science Goal: AR evolution

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

Target: Active Region

Pointing: xcen=-320 ycen=301,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	320,162	1016
6302A Velocity 6301.5A	0	320,162	1016
6302A Transverse Flux Density	0	320,162	1016
6302A Longitudinal Flux Density	0	320,162	1016

SOTSP: HOP525 (AR14432)

2026-05-13T10:22:26 to 2026-05-13T10:54:48

Science Goal: Coordinated Active Region Observations with Sardinia and Medicina Radio Telescopes

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

Target: Active Region

Pointing: xcen=857 ycen=190,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	161,162	511
6302A Velocity 6301.5A	0	161,162	511
6302A Transverse Flux Density	0	161,162	511
6302A Longitudinal Flux Density	0	161,162	511

IRIS: Calib 14: Wobble, zero roll, pointing #1

2026-05-12T12:56:14 to 2026-05-12T16:16:14

Science Goal: SJI MgII w, 1x1, 10s exp, 20s cadence, for wobble calibration

Program: Calib 14: Wobble, zero roll, pointing #1

Target: (NONE)

Pointing: xcen=-920 ycen=-1,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.33	173,182	600

IRIS: SST coordination, AR 14433

2026-05-12T07:29:35 to 2026-05-12T11:58:59

Science Goal: Medium dense 16-step raster 5x60 16s Si IV Mg II h/k Mg II w Deep x 2 FUV spectrally rebinned x 2 SJI cadence 0.5x faster

Program: SST coordination, AR 14433

Target: AR

Pointing: xcen=583 ycen=-259,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.43	66,67	620
1400	0.43	66,67	620
2796	0.43	66,67	620

IRIS: Italian Radio Telescopes Coordination on AR14433

2026-05-11T06:09:43 to 2026-05-11T07:47:55

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

Program: Italian Radio Telescopes Coordination on AR14433

Target: AR

Pointing: xcen=399 ycen=-231,

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: Italian Radio Telescope Coordination on AR14433

2026-05-10T13:10:42 to 2026-05-10T13:59:48

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

Program: Italian Radio Telescope Coordination on AR14433

Target: AR

Pointing: xcen=264 ycen=-230,

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

IRIS: Flare Studies on AR14432

2026-05-09T14:10:00 to 2026-05-09T15:55:24

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 Studies on AR14432

Target: AR

Pointing: xcen=531 ycen=258,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	2599
2796	0.04	68,68	2600

253499 matches
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