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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255875 matches
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TRACE: CORONA

1999-07-06T14:32:16 to 1999-07-06T14:49:52

Science Goal: SCIPLAN_CORONA

Program: active region/sunspots/flares, UVCS streamer, Bright points

Target:

Pointing: xcen=1026 ycen=-1019,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1216	0.44	512,512	41

TRACE: AR8603

1999-07-01T00:03:54 to 1999-07-01T03:28:42

Science Goal: SCIPLAN_AR8603

Program: spicules with Big Bear, flare watch/sunspot study

Target:

Pointing: xcen=175 ycen=-263,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	58.16	512,512	4
1700	58.08	512,512	4
WL	58.08	512,512	4
1600	58.08	512,512	4
284	58.12	512,512	4
195	58.16	512,512	4
1550	58.08	512,512	4
1216	58.08	512,512	4

TRACE: AR 8552

1999-05-28T08:13:33 to 1999-05-28T09:59:46

Science Goal: SCIPLAN_AR_8552

Program: La Palma collaboration

Target:

Pointing: xcen=-334 ycen=329,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.81	256,256	131
1700	22.57	256,256	5
WL	0.57	256,256	185
1600	0.56	256,256	189
1550	22.57	256,256	5
1216	0.57	256,256	185

TRACE: N pole

1999-05-26T12:03:44 to 1999-05-26T12:59:56

Science Goal: SCIPLAN_N_pole

Program: La Palma collaboration

Target:

Pointing: xcen=-16 ycen=1076,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1216	-0.01	512,512	112

TRACE: FLAREWATCH

1999-05-18T18:07:06 to 1999-05-18T23:59:30

Science Goal: SCIPLAN_FLAREWATCH

Program:

Target:

Pointing: xcen=789 ycen=340,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1600	0.77	384,384	461
195	0.68	384,384	358

TRACE: SYNOPTIC

1999-04-20T05:00:43 to 1999-04-20T05:23:57

Science Goal: SCIPLAN_SYNOPTIC

Program: Active Region Transit

Target:

Pointing: xcen=-10 ycen=820,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	4.59	512,512	5
1700	4.59	512,512	5
1600	4.59	512,512	5
284	4.59	512,512	5
195	4.35	512,512	5
1550	4.59	512,512	5
1216	4.59	512,512	5

TRACE: SYNOPTIC

1999-03-23T00:05:15 to 1999-03-23T00:24:56

Science Goal: SCIPLAN_SYNOPTIC

Program:

Target:

Pointing: xcen=-10 ycen=820,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	3.86	512,512	5
1700	3.86	512,512	5
1600	3.86	512,512	5
284	3.86	512,512	5
195	3.86	512,512	5
1550	3.86	512,512	5
1216	3.86	512,512	5

TRACE: AR8485

1999-03-19T07:04:57 to 1999-03-19T15:59:39

Science Goal: SCIPLAN_AR8485

Program:

Target:

Pointing: xcen=898 ycen=402,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.96	512,512	556
WL	27.54	512,512	20
1600	27.54	512,512	20
195	0.97	512,512	553

TRACE: JOP98 ext

1999-03-14T00:54:32 to 1999-03-14T07:59:08

Science Goal: SCIPLAN_JOP98 ext

Program:

Target:

Pointing: xcen=-49 ycen=438,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	1.1	512,512	386
1700	30.99	512,512	14
WL	31	512,512	14
1600	1	512,512	424

IRIS: Sit-and-stare study of ribbons and hot plasma (14392)

2026-03-18T16:08:45 to 2026-03-18T19:59:56

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 (14392)

Target: AR

Pointing: xcen=142 ycen=-184,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,67	493
1400	0.47	61,67	493
2796	0.47	61,67	493

IRIS: SolO coordination (EUI,SPICE L BOTH HRES HCAD Major-Flare)

2026-02-28T19:59:19 to 2026-03-01T00:29:48

Science Goal: Large sit-and-stare 0.3x120 1s C II Mg II h/k Deep x 4 Spatial x 2, Spectral x 2 SJI cadence 10x faster

Program: SolO coordination (EUI,SPICE L_BOTH_HRES_HCAD_Major-Flare)

Target: AR

Pointing: xcen=919 ycen=-76,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.17	121,129	1557
2796	0.17	121,129	1557

IRIS: Low-telem flare watch: AR 14341

2026-01-21T12:22:27 to 2026-01-21T13:22:00

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: Low-telem flare watch: AR 14341

Target: AR

Pointing: xcen=216 ycen=-145,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	127
1400	0.47	61,66	127
2796	0.47	61,66	127

IRIS: High-cadence flare study, AR14341

2026-01-18T10:00:10 to 2026-01-18T10:59:50

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 study, AR14341

Target: AR

Pointing: xcen=-406 ycen=-108,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1472
2796	0.04	68,68	1472

IRIS: Flare study on AR 14336 (following Hinode): Program C. Raster of ribbons and hot plasma

2026-01-11T16:25:19 to 2026-01-11T17:18:53

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

Program: Flare study on AR 14336 (following Hinode): Program C. Raster of ribbons and hot plasma

Target: AR

Pointing: xcen=203 ycen=-109,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	336

IRIS: SUIT Coordination: Flare Catching Program

2025-12-31T02:17:23 to 2025-12-31T02:41:42

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: SUIT Coordination: Flare Catching Program

Target: AR

Pointing: xcen=-168 ycen=-228,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	600
2796	0.04	68,68	600

255875 matches
prev 1...7185 7186 7187 7188 7189 7190 7191 [7192] 7193 7194 ...17059 next