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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252434 matches
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TRACE:

1999-02-08T04:27:00 to 1999-02-08T04:30:58

Science Goal:

Program: AR movie in NE AR (still not numbered), full disk mosaic, CDSsynoptic

Target:

Pointing: xcen=-202 ycen=467,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.04	128,512	100

IRIS: Low-telem flare watch: AR 14345

2026-01-22T10:59:56 to 2026-01-22T11:59:40

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=394 ycen=-160,

saaIntervals hiIntervals

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

IRIS: Raster of Ribbons and Hot Plasma (AR14317)

2025-12-24T15:05:39 to 2025-12-24T16:00:42

Science Goal: Large coarse 8-step raster 14x120 8s C II Deep x 8 FUV spectrally rebinned x 2

Program: Raster of Ribbons and Hot Plasma (AR14317)

Target: AR

Pointing: xcen=-440 ycen=218,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	344

IRIS: High cadence flare watch, AR14296

2025-12-10T21:16:26 to 2025-12-10T22:04:44

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, AR14296

Target: AR

Pointing: xcen=762 ycen=-257,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1272
2796	0.04	68,68	1272

IRIS: High cadence flare watch, AR14294

2025-12-10T05:06:20 to 2025-12-10T06:02:46

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, AR14294

Target: AR

Pointing: xcen=805 ycen=-228,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1392
2796	0.04	68,68	1392

IRIS: Flare watch program B, AR14294

2025-12-09T09:42:11 to 2025-12-09T10:38:27

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=639 ycen=-318,

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: 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: A1: QS monitoring

2025-12-04T05:12:16 to 2025-12-04T05:30:20

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=-2 ycen=1,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,130	16
2832	4.52	247,130	4
1400	1.13	247,130	16
2796	1.13	247,130	16

IRIS: High-cadence Flare Watch of AR14291

2025-12-01T18:59:33 to 2025-12-01T19:56:30

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 of AR14291

Target: AR

Pointing: xcen=696 ycen=-250,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1500
2796	0.04	68,68	1500

IRIS: Coronal Nanojet Study of AR14292

2025-11-30T09:01:58 to 2025-11-30T09:59:35

Science Goal: Large coarse 8-step raster 14x120 8s C II Deep x 8 FUV spectrally rebinned x 2

Program: Coronal Nanojet Study of AR14292

Target: AR

Pointing: xcen=947 ycen=-272,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	360

IRIS: Jets in coronal holes

2025-11-19T07:51:57 to 2025-11-19T08:50:27

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 holes

Target: CJ

Pointing: xcen=247 ycen=198,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.16	231,182	376
1400	0.16	231,182	376
2796	0.16	231,182	376

XRT: null

2025-11-10T18:05:36 to 2025-11-10T18:07:31

Science Goal:

Program:

Target:

Pointing: xcen=-40 ycen=-22,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
Open+Al_mesh	0.09	2,107,2,107	2
Open+Gband	0.47	2,114,2,114	2
Open+Ti_poly	0.02	2,107,2,107	2
Al_poly+Open	0.1	2,107,2,107	2

AIA: null

2025-11-10T09:05:08 to 2025-11-10T09:19:56

Science Goal: ssw_service_251110_103438_6507

Program:

Target:

Pointing: xcen=0 ycen=0,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
131	1.06	2,458,2,458	15

HMI_CONT: null

2025-11-08T21:20:00 to 2025-11-08T22:45:00

Science Goal: ssw_service_251108_141323_23335_ssmq_blos_cont

Program:

Target:

Pointing: xcen=26 ycen=340,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	1.23	600,450	70
211	1.23	600,450	70
171	1.23	600,450	70
cont	1.23	600,450	70
1700	1.23	600,450	70
304	1.23	600,450	70
131	1.23	600,450	70
94	1.25	600,450	69
193	1.23	600,450	70
blos	1.23	600,450	70

IRIS: Major Flare Watch (High cadence)

2025-11-06T17:28:04 to 2025-11-06T17:46:03

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: Major Flare Watch (High cadence)

Target: AR

Pointing: xcen=-456 ycen=341,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	444
2796	0.04	68,68	444

252434 matches
prev 1...6969 6970 6971 6972 [6973] 6974 6975 6976 6977 6978 ...16829 next