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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256799 matches
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IRIS: Flare Studies, AR4465

2026-06-15T05:09:35 to 2026-06-15T06:53:08

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: Flare Studies, AR4465

Target: AR

Pointing: xcen=247 ycen=115,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.4	66,67	260
1400	0.4	66,67	260
2796	0.4	66,67	260

SOTSP: HOP 412 (18/20)

2026-06-12T02:12:35 to 2026-06-12T02:28:43

Science Goal:

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

Target: Quiet Sun

Pointing: xcen=-19 ycen=684,

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 (12/20)

2026-06-11T21:22:35 to 2026-06-11T21:38:44

Science Goal:

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

Target: Quiet Sun

Pointing: xcen=-19 ycen=84,

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

IRIS: Low data rate flare study - AR14455

2026-06-06T12:34:36 to 2026-06-06T17:18:36

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 data rate flare study - AR14455

Target: AR

Pointing: xcen=748 ycen=249,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,69	618
1400	0.46	62,69	618
2796	0.46	62,69	618

IRIS: Coronal nanojets: AR 14447

2026-06-02T02:42:01 to 2026-06-02T03:52:10

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

Program: Coronal nanojets: AR 14447

Target: AR

Pointing: xcen=913 ycen=-282,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	440

IRIS: SST coordination, AR 14443

2026-05-23T07:58:41 to 2026-05-23T11:56:55

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 14443

Target: AR

Pointing: xcen=131 ycen=-242,

saaIntervals hiIntervals

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

IRIS: C1: South pole

2026-05-23T05:34:10 to 2026-05-23T06:08:21

Science Goal: Very large coarse 64-step raster 126x175 64s Deep x 30

Program: C1: South pole

Target: QS

Pointing: xcen=7 ycen=-930,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2.14	295,182	16
2832	2.14	295,182	16
1400	2.14	295,182	16
2796	2.14	295,182	16

IRIS: A1: QS monitoring

2026-05-22T04:20:04 to 2026-05-22T04:38:08

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

Target: QS

Pointing: xcen=102 ycen=-41,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	4.52	247,129	4
1400	1.13	247,129	16
2796	1.13	247,129	16

IRIS: B1: AR tracking, AR 14436

2026-05-21T05:10:20 to 2026-05-21T05:28:26

Science Goal: Large coarse 64-step raster 126x120 64s Deep x 15 SJI cadence 3x faster Lossless compression

Program: B1: AR tracking, AR 14436

Target: AR

Pointing: xcen=882 ycen=306,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	1.13	247,129	16
1400	1.13	247,129	16
2796	1.13	247,129	16

IRIS: Hinode/SOT coordination, AR 14436

2026-05-20T04:48:32 to 2026-05-20T05:30:55

Science Goal: Very large sparse 64-step raster 63x175 64s Si IV Mg II h/k Mg II w Deep x 0.5 Spatial x 4, Spectral x 4

Program: Hinode/SOT coordination, AR 14436

Target: AR

Pointing: xcen=802 ycen=319,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.15	230,182	280
1400	0.15	230,182	280
2796	0.15	230,182	280

IRIS: SUIT/Aditya (AR near disk center), AR 14441

2026-05-20T01:31:35 to 2026-05-20T02:25:42

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/Aditya (AR near disk center), AR 14441

Target: AR

Pointing: xcen=252 ycen=161,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.8	293,182	68
1400	0.2	293,182	272
2796	0.2	293,182	272

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

IRIS: A1: QS monitoring

2026-05-15T04:20:04 to 2026-05-15T04:38:08

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

Target: QS

Pointing: xcen=-27 ycen=-51,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	4.52	247,129	4
1400	1.13	247,129	16
2796	1.13	247,129	16

IRIS: A1: QS monitoring

2026-05-14T04:20:04 to 2026-05-14T04:38:08

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

Target: QS

Pointing: xcen=332 ycen=-3,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	4.52	247,129	4
1400	1.13	247,129	16
2796	1.13	247,129	16

IRIS: Italian Radio Telescopes Coordination on AR14433

2026-05-11T12:09:50 to 2026-05-11T13:48:02

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=456 ycen=-229,

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

256799 matches
prev 1...14649 14650 14651 14652 14653 [14654] 14655 14656 14657 14658 ...17120 next