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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250567 matches
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TRACE: null

1999-10-28T10:38:38 to 1999-10-28T13:29:56

Science Goal:

Program:

Target:

Pointing: xcen=432 ycen=-362,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	32.72	512,512	5
WL	26.18	512,512	6
1600	26.18	512,512	6
284	32.72	512,512	5
195	32.72	512,512	5

TRACE: null

1999-10-23T06:33:30 to 1999-10-23T16:29:40

Science Goal:

Program:

Target:

Pointing: xcen=906 ycen=230,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.68	384,384	876
WL	20.83	512,512	29
1600	20.83	512,512	29
284	25.36	384,384	24
195	25.36	384,384	24

TRACE: null

1999-10-13T16:30:47 to 1999-10-13T18:54:59

Science Goal:

Program:

Target:

Pointing: xcen=-197 ycen=264,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.93	256,320	143
1700	0.19	256,320	4
1600	0.45	256,256	313
1550	0.46	256,256	311

TRACE: null

1999-07-07T23:03:20 to 1999-07-08T00:29:37

Science Goal:

Program:

Target:

Pointing: xcen=72 ycen=91,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	1.04	512,512	83
1600	20.06	512,512	5
195	1.04	512,512	83
1216	1.05	512,512	82

TRACE: null

1999-07-07T16:50:39 to 1999-07-07T19:50:49

Science Goal:

Program:

Target:

Pointing: xcen=-7 ycen=244,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1700	1.51	384,384	120
WL	45.8	384,384	4
1600	1.51	384,384	120
195	1.58	384,384	115
1550	1.51	384,384	120

TRACE: null

1999-06-24T10:30:31 to 1999-06-24T13:54:49

Science Goal:

Program:

Target:

Pointing: xcen=-509 ycen=332,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	4.31	256,256	45
1600	0.74	384,384	277
195	0.68	384,384	301

TRACE: Large flare with pronounced loop oscillations and external dimmings

1998-07-14T12:52:46 to 1998-07-14T13:28:41

Science Goal:

Program:

Target:

Pointing: xcen=-276 ycen=-406,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

EIS: Solar Wind origin in coronal holes

2026-02-21T00:21:51 to 2026-02-21T02:05:21

Science Goal: Studt 1: coronal hole observation

Program:

Target:

Pointing: xcen=781 ycen=-627,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

EIS: Synoptic comprehensive active region studies

2026-02-18T21:43:01 to 2026-02-18T22:38:51

Science Goal: new AR on east limb

Program:

Target:

Pointing: xcen=688 ycen=262,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

EIS: Synoptic comprehensive active region studies

2026-02-18T20:07:18 to 2026-02-18T21:08:56

Science Goal: new AR on east limb

Program:

Target:

Pointing: xcen=664 ycen=227,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

EIS: Change of EIS pointing and alignment with time

2026-02-17T17:26:29 to 2026-02-17T17:26:39

Science Goal:

Program:

Target:

Pointing: xcen=21 ycen=-204,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

IRIS: High-cadence rasters

2026-02-02T07:14:29 to 2026-02-02T08:19:02

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 rasters

Target: AR

Pointing: xcen=-520 ycen=333,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1700
2796	0.04	68,68	1700

IRIS: High-cadence rasters

2026-01-31T08:22:08 to 2026-01-31T09:26:04

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 rasters

Target: AR

Pointing: xcen=-724 ycen=-340,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1684
2796	0.04	68,68	1684

IRIS: BBSO coordination, AR 14349

2026-01-28T18:56:39 to 2026-01-28T19:59:13

Science Goal: Large coarse 8-step raster 14x120 8s Si IV Mg II h/k Mg II w s Deep x 4 FUV spectrally rebinned x 4 SJI cadence 0.5x faster

Program: BBSO coordination, AR 14349

Target: AR

Pointing: xcen=638 ycen=-174,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	2.09	133,130	30
1400	0.35	133,130	180
2796	0.35	133,130	180

IRIS: SUIT coordination: AR 14353

2026-01-27T02:32:18 to 2026-01-27T02:55:41

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 14353

Target: AR

Pointing: xcen=643 ycen=349,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	155
2796	0.15	65,68	155

250567 matches
prev 1...14137 14138 14139 14140 [14141] 14142 14143 14144 14145 14146 ...16705 next