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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252792 matches
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TRACE: ICAL001

1999-06-03T22:33:28 to 1999-06-03T22:41:51

Science Goal: SCIPLAN_ICAL001

Program:

Target:

Pointing: xcen=497 ycen=-190,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1700	0.96	512,512	9
WL	0.52	512,512	17
1600	0.96	512,512	9
1550	0.96	512,512	9
1216	0.96	512,512	9

TRACE: AR 8552

1999-05-30T11:10:44 to 1999-05-30T13:59:52

Science Goal: SCIPLAN_AR_8552

Program:

Target:

Pointing: xcen=27 ycen=373,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.25	256,256	679
WL	13.25	256,256	11

TRACE: SYNOPTIC

1999-05-29T05:01:41 to 1999-05-29T07:56:52

Science Goal: SCIPLAN_SYNOPTIC

Program:

Target:

Pointing: xcen=-238 ycen=382,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	4.28	512,512	4
1700	4.11	512,512	5
WL	11.68	512,512	4
1600	4.11	512,512	5
284	4.11	512,512	5
195	5.6	512,512	5
1550	4.11	512,512	5
1216	4.11	512,512	5

TRACE: LAPAARMOSS

1999-05-22T15:05:48 to 1999-05-22T17:59:40

Science Goal: SCIPLAN_LAPAARMOSS

Program:

Target:

Pointing: xcen=230 ycen=654,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.7	256,256	248
1600	4.8	384,384	37

TRACE: JOP 100

1999-05-13T19:01:56 to 1999-05-13T23:59:50

Science Goal: SCIPLAN_JOP_100

Program:

Target:

Pointing: xcen=404 ycen=328,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	66.67	512,512	5
1700	1.26	384,384	235
1600	1.26	384,384	235
284	66.66	512,512	5
195	66.67	512,512	5
1550	1.26	384,384	235
1216	29.64	512,512	10

TRACE: VAULT

1999-05-08T13:42:36 to 1999-05-08T16:49:01

Science Goal: SCIPLAN_VAULT

Program:

Target:

Pointing: xcen=865 ycen=328,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	2.48	512,512	76
1700	0.71	512,512	5
WL	0.73	512,512	5
1600	1.98	512,512	95
284	2.47	512,512	76

TRACE: SYNOPTIC

1999-04-21T05:00:22 to 1999-04-21T05:21:43

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: AR8502

1999-04-01T10:50:46 to 1999-04-01T11:19:58

Science Goal: SCIPLAN_AR8502

Program: southern coronal hole, AR 8502 movie

Target:

Pointing: xcen=-585 ycen=-391,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
195	0.08	128,512	347

TRACE: AR8485

1999-03-19T04:31:06 to 1999-03-19T06:59:55

Science Goal: SCIPLAN_AR8485

Program:

Target:

Pointing: xcen=900 ycen=398,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.98	384,384	152
1600	0.64	384,384	234

TRACE:

1999-01-04T01:32:24 to 1999-01-04T03:39:17

Science Goal:

Program: observe flares in AR 8421

Target:

Pointing: xcen=0 ycen=-21,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

IRIS: High-cadence flare study

2026-02-03T13:57:10 to 2026-02-03T15:02:48

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

Target: AR

Pointing: xcen=-197 ycen=332,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1728
2796	0.04	68,68	1728

IRIS: SUIT Coordination:

2025-12-29T01:47:20 to 2025-12-29T02:11:49

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: SUIT Coordination:

Target: AR

Pointing: xcen=402 ycen=-109,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	604
2796	0.04	68,68	604

IRIS: Flare watch program B, AR14294

2025-12-07T22:07:57 to 2025-12-07T23:03:45

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=501 ycen=-243,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	119
1400	0.47	61,66	119
2796	0.47	61,66	119

IRIS: Flare watch program B, AR14294

2025-12-07T20:30:56 to 2025-12-07T21:27:12

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=484 ycen=-245,

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

2025-12-06T15:25:19 to 2025-12-06T16:20:10

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=263 ycen=-246,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,66	344

252792 matches
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