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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249801 matches
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TRACE: null

1999-07-07T14:50:06 to 1999-07-07T15:14:53

Science Goal:

Program:

Target:

Pointing: xcen=0 ycen=-21,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1700	1.16	512,512	22
1600	1.16	512,512	22
284	1.23	512,512	20
1550	1.16	512,512	22
1216	1.16	512,512	22

TRACE: null

1999-07-02T21:32:29 to 1999-07-03T03:59:33

Science Goal:

Program:

Target:

Pointing: xcen=68 ycen=-465,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	65.38	512,512	6
1700	54.48	512,512	7
WL	54.48	512,512	7
1600	54.48	512,512	7
284	65.38	512,512	6
195	65.38	512,512	6
1550	54.48	512,512	7
1216	54.48	512,512	7

TRACE: null

1999-06-18T03:03:20 to 1999-06-18T07:54:54

Science Goal:

Program:

Target:

Pointing: xcen=-189 ycen=539,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	3.12	384,384	90
1700	1.09	384,384	268
1600	0.95	384,384	307
284	5.67	384,384	50
195	5.78	384,384	51
1550	0.95	384,384	309

TRACE: null

1999-06-16T10:14:32 to 1999-06-16T12:59:42

Science Goal:

Program:

Target:

Pointing: xcen=213 ycen=-325,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	37.38	512,512	5
1700	37.48	512,512	5
WL	37.48	512,512	5
1600	37.48	512,512	5
284	37.48	512,512	5
195	37.38	512,512	5
1550	37.48	512,512	5
1216	37.48	512,512	5

TRACE: null

1999-06-14T23:15:47 to 1999-06-14T23:30:49

Science Goal:

Program:

Target:

Pointing: xcen=-16 ycen=-859,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1216	0.43	512,512	36

TRACE: null

1999-05-20T15:56:30 to 1999-05-20T17:54:36

Science Goal:

Program:

Target:

Pointing: xcen=-56 ycen=562,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.86	256,256	139
1700	4.96	384,384	24
1600	4.96	384,384	24
1550	4.96	384,384	24
1216	4.96	384,384	24

UBF: Test of ATST HCR Entry

1859-12-14T11:26:02 to 1859-12-14T12:52:58

Science Goal: Prototype ATST event

Program: ATST perparations

Target: Active Region

Pointing: xcen=630 ycen=-86,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
G band 4305	3	223,111	220

IRIS: High-cadence sit-and-stare flare study

2026-02-05T16:03:30 to 2026-02-05T17:09:48

Science Goal: High-Cadence Flare Program: .3 sec, small linelist, C II slow

Program: High-cadence sit-and-stare flare study

Target: AR

Pointing: xcen=239 ycen=334,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.14	59,68	483

IRIS: High-cadence flare study

2026-02-05T08:26:31 to 2026-02-05T09:04:48

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=170 ycen=343,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1008
2796	0.04	68,68	1008

IRIS: High-cadence flare study

2026-02-04T10:57:53 to 2026-02-04T12:03:58

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 study

Target: AR

Pointing: xcen=-3 ycen=344,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1740
2796	0.04	68,68	1740

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: C1: North Pole

2026-01-31T06:45:11 to 2026-01-31T07:19:22

Science Goal: Very large coarse 64-step raster 126x175 64s Deep x 30

Program: C1: North Pole

Target: QS

Pointing: xcen=-3 ycen=972,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2.14	295,182	16
2832	2.14	295,182	16
1400	2.14	295,182	16
2796	2.14	295,182	16

IRIS: High-cadence rasters

2026-01-30T09:44:22 to 2026-01-30T10:47:51

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=853 ycen=-200,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1672
2796	0.04	68,68	1672

IRIS: High-cadence rasters

2026-01-30T07:12:39 to 2026-01-30T07:33:27

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=847 ycen=-196,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	548
2796	0.04	68,68	548

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

249801 matches
prev 1...15817 15818 [15819] 15820 15821 15822 15823 15824 15825 15826 ...16654 next