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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255755 matches
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TRACE:

1999-01-13T07:13:14 to 1999-01-13T07:15:22

Science Goal:

Program:

Target:

Pointing: xcen=-3 ycen=-17,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
WL	0.13	512,512	18

IRIS: Low-telem flare watch: AR 14345

2026-01-22T09:22:57 to 2026-01-22T10:22:41

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

Program: Low-telem flare watch: AR 14345

Target: AR

Pointing: xcen=379 ycen=-157,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,68	384

IRIS: High-cadence flare watch: AR 14341

2026-01-21T10:45:09 to 2026-01-21T11:34:49

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 14341

Target: AR

Pointing: xcen=190 ycen=-143,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1308
2796	0.04	68,68	1308

IRIS: High-cadence flare watch

2025-12-21T17:34:24 to 2025-12-21T18:30:45

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=-354 ycen=410,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1484
2796	0.04	68,68	1483

IRIS: High-cadence flare watch

2025-12-17T10:06:05 to 2025-12-17T11:02:26

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=869 ycen=-242,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1484
2796	0.04	68,68	1484

IRIS: High-cadence flare watch

2025-12-16T09:50:52 to 2025-12-16T10:46:58

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: High-cadence flare watch

Target: AR

Pointing: xcen=752 ycen=-234,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1384
2796	0.04	68,68	1384

IRIS: Jitter test with loop open 2

2025-12-07T04:28:35 to 2025-12-07T04:58:35

Science Goal: Medium sit-and-stare 0.3x60 1s Mg II w SJI cadence 10x faster

Program: Jitter test with loop open 2

Target: AR

Pointing: xcen=-56 ycen=373,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.04	61,65	794

IRIS: Flare watch program C, AR14294

2025-12-06T17:01:46 to 2025-12-06T17:57:53

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

Program: Flare watch program C, AR14294

Target: AR

Pointing: xcen=275 ycen=-244,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,66	352

IRIS: Flare watch program B, AR14294

2025-12-04T11:40:19 to 2025-12-04T12:36:35

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, AR14294

Target: AR

Pointing: xcen=-207 ycen=-239,

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: High cadence flare study

2025-11-22T23:10:50 to 2025-11-22T23:33:12

Science Goal: Large sparse 8-step raster 7x120 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 study

Target: AR

Pointing: xcen=-724 ycen=274,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	128,130	552
2796	0.04	128,130	552

IRIS: Jets in coronal hole

2025-11-18T22:09:50 to 2025-11-18T22:57:08

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 2, Spectral x 2 FUV spectrally rebinned x 4

Program: Jets in coronal hole

Target: CH

Pointing: xcen=282 ycen=255,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.16	230,182	304
1400	0.16	230,182	304
2796	0.16	230,182	304

AIA: null

2025-11-10T08:36:00 to 2025-11-10T12:00:00

Science Goal: ssw_service_251110_014013_2975_ssmq_

Program:

Target:

Pointing: xcen=211 ycen=328,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	2.75	600,450	75
211	2.75	600,450	75
171	2.75	600,450	75
1700	2.75	600,450	75
304	2.75	600,450	75
131	2.75	600,450	75
94	2.76	600,450	75
193	2.75	600,450	75

XRT: null

2025-10-21T11:48:00 to 2025-10-21T12:00:31

Science Goal:

Program:

Target:

Pointing: xcen=428 ycen=-22,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
Be_thin+Open	0.07	2,107,2,107	2
Open+Gband	0.04	528,528	2
Al_poly+Open	0.52	2,107,2,107	25

XRT: null

2025-10-20T06:13:01 to 2025-10-20T11:59:35

Science Goal:

Program:

Target:

Pointing: xcen=-424 ycen=-392,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
Be_thin+Open	19.12	2,107,2,107	18
Open+Gband	62.02	528,528	6
Al_poly+Open	18.88	2,107,2,107	19

XRT: null

2025-10-17T18:05:05 to 2025-10-17T18:09:23

Science Goal:

Program:

Target:

Pointing: xcen=-40 ycen=-22,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
Al_poly+Ti_poly	0	2,107,2,107	2
Open+Al_mesh	0.09	2,107,2,107	2
Al_poly+Open	0.09	2,107,2,107	2

255755 matches
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