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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250252 matches
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TRACE: FLARE GENE

2000-01-11T00:32:49 to 2000-01-11T00:55:12

Science Goal: SCIPLAN_FLARE_GENE

Program:

Target:

Pointing: xcen=-13 ycen=824,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: IMAX

1999-11-28T00:59:01 to 1999-11-28T23:36:16

Science Goal: SCIPLAN_IMAX

Program:

Target:

Pointing: xcen=-1011 ycen=617,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	3.82	512,512	356
WL	3.81	512,512	357
1600	3.83	512,512	355

TRACE: FOCUS TEST

1999-11-12T11:53:08 to 1999-11-13T00:22:26

Science Goal: SCIPLAN_FOCUS_TEST

Program: AR movie and flare watch, another Mercury eclipse test

Target:

Pointing: xcen=-224 ycen=160,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
WL	1.32	384,384	562
284	71	512,512	11
195	1.24	384,384	607

TRACE: Prominence

1999-01-28T16:05:51 to 1999-01-28T22:46:31

Science Goal:

Program:

Target:

Pointing: xcen=1022 ycen=310,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: Filament activation

1999-01-08T10:40:49 to 1999-01-08T14:09:47

Science Goal:

Program:

Target:

Pointing: xcen=612 ycen=350,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

IRIS: SUIT/Aditya-L1 coordination on AR 14324 near disk center (follow Hinode)

2026-01-02T02:47:20 to 2026-01-02T03:41:27

Science Goal: Very large coarse 64-step raster 126x175 64s Si IV Mg II h/k Mg II w s Deep x 2 Spatial x 4, Spectral x 4

Program: SUIT/Aditya-L1 coordination on AR 14324 near disk center (follow Hinode)

Target: AR

Pointing: xcen=44 ycen=435,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.8	293,182	68
1400	0.2	293,182	272
2796	0.2	293,182	272

IRIS: Flare study on AR 14325/14323 (follow Hinode)

2026-01-01T13:51:20 to 2026-01-01T14:48:21

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: Flare study on AR 14325/14323 (follow Hinode)

Target: AR

Pointing: xcen=43 ycen=-109,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1503
2796	0.04	68,68	1504

IRIS: Flare study on AR 14325/14323 (follow Hinode)

2026-01-01T10:37:31 to 2026-01-01T11:34:22

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: Flare study on AR 14325/14323 (follow Hinode)

Target: AR

Pointing: xcen=18 ycen=-112,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1500
2796	0.04	68,68	1499

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

IRIS: Sit and State Studies of Ribbons and Hot Plasma

2025-12-27T12:36:18 to 2025-12-27T13:32:53

Science Goal: Large sit-and-stare 0.3x120 1s C II Si IV Mg II h/k Deep x 8 FUV spectrally rebinned x 2

Program: Sit and State Studies of Ribbons and Hot Plasma

Target: AR

Pointing: xcen=185 ycen=238,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.48	121,130	117
1400	0.48	121,130	117
2796	0.48	121,130	117

IRIS: SUIT Coordination - Flare Catching Program

2025-12-24T02:09:10 to 2025-12-24T02:11:26

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=89 ycen=-100,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	56
2796	0.04	68,68	56

IRIS: Low-telemetry flare watch

2025-12-22T16:12:24 to 2025-12-22T17:08:55

Science Goal: Medium sit-and-stare 0.3x60 1s C II Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2

Program: Low-telemetry flare watch

Target: AR

Pointing: xcen=-255 ycen=371,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,68	123
1400	0.46	62,68	123
2796	0.46	62,68	123

IRIS: Low-telemetry flare watch

2025-12-22T09:44:23 to 2025-12-22T10:40:54

Science Goal: Medium sit-and-stare 0.3x60 1s C II Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2

Program: Low-telemetry flare watch

Target: AR

Pointing: xcen=-478 ycen=353,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,68	123
1400	0.46	62,68	123
2796	0.46	62,68	123

IRIS: Low-telemetry flare watch

2025-12-22T05:03:06 to 2025-12-22T05:49:30

Science Goal: Medium sit-and-stare 0.3x60 1s C II Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2

Program: Low-telemetry flare watch

Target: AR

Pointing: xcen=-509 ycen=347,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,68	101
1400	0.46	62,68	101
2796	0.46	62,68	101

IRIS: Off-limb flare watch

2025-12-19T12:03:55 to 2025-12-19T13:08:58

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

Program: Off-limb flare watch

Target: AR

Pointing: xcen=950 ycen=-247,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	408

250252 matches
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