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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252444 matches
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TRACE: FDM

2002-03-31T04:17:45 to 2002-03-31T05:09:13

Science Goal: SCIPLAN_FDM

Program: continue observing AR 9878 with the 171A channel

Target:

Pointing: xcen=-1 ycen=-22,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	1.47	512,512	36

TRACE: JOP118

2002-03-25T07:05:25 to 2002-03-25T07:24:59

Science Goal: SCIPLAN_JOP118

Program: observe AR9878 (JOP 118)

Target:

Pointing: xcen=-481 ycen=270,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
WL	0.92	384,384	22
1600	0.17	384,384	115

TRACE: JOP118

2002-03-22T07:00:47 to 2002-03-22T10:54:53

Science Goal: SCIPLAN_JOP118

Program: observe AR 9871 (JOP 118)

Target:

Pointing: xcen=570 ycen=-158,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.32	512,512	740

TRACE:

2002-03-13T10:35:22 to 2002-03-13T10:35:27

Science Goal:

Program: AR 9866 flare watch, sunspot oscillations AR 9856 for 171 FF

Target:

Pointing: xcen=-3 ycen=-17,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.04	512,512	3

TRACE: JOP104

2001-10-16T16:40:42 to 2001-10-16T18:24:32

Science Goal: SCIPLAN_JOP104

Program:

Target:

Pointing: xcen=1005 ycen=-266,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.79	512,512	133

IRIS: SUIT coordination, AR14409, flare program

2026-04-04T00:01:32 to 2026-04-04T01:30:36

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, AR14409, flare program

Target: AR

Pointing: xcen=24 ycen=129,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	590
2796	0.15	65,68	590

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

2026-02-18T08:12:50 to 2026-02-18T09:14:29

Science Goal: new AR on East limb

Program:

Target:

Pointing: xcen=597 ycen=272,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

EIS: Flare mode observations on limb AR.

2026-02-10T14:28:05 to 2026-02-10T17:18:58

Science Goal: Q85.

Program:

Target:

Pointing: xcen=900 ycen=292,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

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: Very high-cadence flare study

2026-02-03T09:06:14 to 2026-02-03T10:11:19

Science Goal: Large sparse 8-step raster 7x120 8s C II Mg II h/k Deep x 0.5 Spatial x 2, Spectral x 2 SJI cadence 3x faster

Program: Very high-cadence flare study

Target: AR

Pointing: xcen=-266 ycen=339,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	128,129	1590
2796	0.04	128,129	1591

IRIS: High-cadence rasters

2026-01-31T19:41:00 to 2026-01-31T20:45:15

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=-666 ycen=-332,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1692
2796	0.04	68,68	1692

IRIS: C1: South Pole

2026-01-31T05:08:11 to 2026-01-31T05:42:22

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

Program: C1: South Pole

Target: QS

Pointing: xcen=7 ycen=-966,

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

252444 matches
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