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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255177 matches
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IRIS: Flare watch program B, AR144502

2026-08-06T11:09:16 to 2026-08-06T14:16:51

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: Flare watch program B, AR144502

Target: AR

Pointing: xcen=640 ycen=-175,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,67	400
1400	0.47	61,67	400
2796	0.47	61,67	400

IRIS: Very high cadence rasters program, AR14498

2026-08-06T05:37:52 to 2026-08-06T06:34:37

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 rasters program, AR14498

Target: AR

Pointing: xcen=630 ycen=162,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1400
2796	0.04	68,68	1400

IRIS: SUIT Coordination: AR 14498

2026-07-30T23:55:57 to 2026-07-31T02:26:55

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 Coordination: AR 14498

Target: AR

Pointing: xcen=-562 ycen=162,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	1000
2796	0.15	65,68	1000

AIA: null

2026-07-30T15:02:00 to 2026-07-30T18:13:17

Science Goal: ssw_service_260730_102159_4901_ssmq__ssmq_

Program:

Target:

Pointing: xcen=800 ycen=301,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	2.42	600,450	80
211	2.42	600,450	80
171	2.42	600,450	80
1700	2.42	600,450	80
304	2.42	600,450	80
131	2.42	600,450	80
94	2.42	600,450	80
193	2.42	600,450	80

IRIS: THEMIS Coordination/IHOP 539: AR 14496

2026-07-29T06:38:36 to 2026-07-29T08:16:48

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

Program: THEMIS Coordination/IHOP 539: AR 14496

Target: AR

Pointing: xcen=7 ycen=-18,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.62	281,182	159
2832	0.61	281,182	160
1400	0.61	281,182	160
2796	0.61	281,182	160

IRIS: A1: QS monitoring

2026-07-25T04:20:04 to 2026-07-25T04:38:08

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=100 ycen=-1,

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: Low telemetry flare study

2026-07-25T00:09:21 to 2026-07-25T03:53:21

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

Program: Low telemetry flare study

Target: AR

Pointing: xcen=640 ycen=26,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,68	1440

IRIS: IHOP 539: THEMIS coordination

2026-07-22T07:01:23 to 2026-07-22T08:01:42

Science Goal: High-Cadence Flare Program: .3 sec, small linelist, Mg II h/k slow

Program: IHOP 539: THEMIS coordination

Target: AR

Pointing: xcen=198 ycen=11,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.14	61,68	441

IRIS: Limb to limb tracking of AR 14489

2026-07-21T12:21:53 to 2026-07-21T13:48:17

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 15 Spatial x 2, Spectral x 2

Program: Limb to limb tracking of AR 14489

Target: AR

Pointing: xcen=488 ycen=-188,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.09	281,182	79
2832	1.08	281,182	80
1400	1.08	281,182	80
2796	1.08	281,182	80

IRIS: B1: AR tracking from limb to limb

2026-07-16T05:08:05 to 2026-07-16T05:26:11

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

Program: B1: AR tracking from limb to limb

Target: AR

Pointing: xcen=883 ycen=-157,

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: A1: QS monitoring

2026-07-13T04:10:25 to 2026-07-13T04:28:29

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=42 ycen=56,

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: B2: QS tracking from limb to limb

2026-07-12T05:12:19 to 2026-07-12T05:21:55

Science Goal: Coarse synoptic raster 34x175 18s Deep x 30 SJI cadence 3x faster Lossless compression

Program: B2: QS tracking from limb to limb

Target: QS

Pointing: xcen=-259 ycen=209,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	3.2	204,182	3
2832	3.2	204,182	3
1400	3.2	204,182	3
2796	3.2	204,182	3

IRIS: Sit-and-stare study of ribbons and hot plasma (AR14482)

2026-07-09T05:43:52 to 2026-07-09T06:24:40

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 study of ribbons and hot plasma (AR14482)

Target: AR

Pointing: xcen=-379 ycen=-198,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	87
1400	0.47	61,66	87
2796	0.47	61,66	87

AIA: null

2026-07-05T04:00:08 to 2026-07-05T05:16:32

Science Goal: ssw_service_260704_220352_6443_ssmq_131

Program:

Target:

Pointing: xcen=-940 ycen=-5,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
131	1.96	700,600	40

IRIS: C1: North Pole

2026-07-04T05:18:35 to 2026-07-04T05:52:46

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

Program: C1: North Pole

Target: QS

Pointing: xcen=-4 ycen=926,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2.14	296,182	16
2832	2.14	296,182	16
1400	2.14	296,182	16
2796	2.14	296,182	16

255177 matches
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