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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248396 matches
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IRIS: Very high-cadence flare study

2026-02-03T08:03:39 to 2026-02-03T08:34:20

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=-272 ycen=338,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	128,129	756
2796	0.04	128,129	756

IRIS: High-cadence rasters

2026-02-01T10:13:50 to 2026-02-01T11:18:22

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: High-cadence rasters

Target: AR

Pointing: xcen=-582 ycen=-337,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	128,129	1664
2796	0.04	128,129	1664

HMI_BLOS: null

2026-02-01T09:23:24 to 2026-02-01T14:41:48

Science Goal: ssw_service_260202_161751_7069

Program:

Target:

Pointing: xcen=-710 ycen=285,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	1	468,468	318
94	1	468,468	318
blos	2.01	468,468	159

AIA: null

2026-02-01T00:00:06 to 2026-02-02T21:52:30

Science Goal: ssw_service_260202_140518_4330

Program:

Target:

Pointing: xcen=-557 ycen=307,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
304	10.39	806,615	266

AIA: null

2026-01-31T10:30:00 to 2026-01-31T19:43:00

Science Goal: ssw_service_260131_120316_17292_ssmq_cont_blos_ssmq_

Program:

Target:

Pointing: xcen=-817 ycen=253,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	6.74	600,450	83
211	6.91	600,450	81
171	6.91	600,450	81
cont	7.09	600,450	79
1700	6.82	600,450	82
304	6.74	600,450	83
131	6.91	600,450	81
94	6.83	600,450	82
193	6.74	600,450	83
blos	7.09	600,450	79

IRIS: B2: QS tracking from limb to limb

2026-01-29T05:24:31 to 2026-01-29T05:34:07

Science Goal: Coarse synoptic raster 34x175 18s Deep x 30 SJI cadence 3x faster Lossless compression

Program: B2: QS tracking from limb to limb

Target: QS

Pointing: xcen=189 ycen=299,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	3.2	204,182	3
2832	3.2	204,182	3
1400	3.2	204,182	3
2796	3.2	204,182	3

EIS: Pointing Monitoring

2026-01-26T06:06:40 to 2026-01-26T06:06:50

Science Goal: XRT_synop_AIA

Program:

Target:

Pointing: xcen=27 ycen=-207,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

EIS: Pointing Monitoring

2026-01-25T06:03:41 to 2026-01-25T06:03:51

Science Goal: XRT_synop_AIA

Program:

Target:

Pointing: xcen=27 ycen=-207,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

EIS: Major Flare Hunt

2026-01-24T11:15:03 to 2026-01-24T11:15:08

Science Goal: Flare266_Hunter01 +

Program:

Target:

Pointing: xcen=779 ycen=-215,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

EIS: Pointing Monitoring

2026-01-24T06:31:50 to 2026-01-24T06:34:47

Science Goal: PRY_slot_contextLITE

Program:

Target:

Pointing: xcen=27 ycen=-195,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

EIS: Major Flare Watch

2026-01-22T15:26:58 to 2026-01-22T16:18:03

Science Goal: FlareResponse04_sns

Program:

Target:

Pointing: xcen=487 ycen=-191,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

EIS: default study

2026-01-21T11:14:54 to 2026-01-21T12:06:00

Science Goal: default_study

Program:

Target:

Pointing: xcen=208 ycen=-256,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

EIS: Small flare diagnostic study

2026-01-19T20:30:56 to 2026-01-19T21:29:29

Science Goal: EL_DHB_01v3

Program:

Target:

Pointing: xcen=-91 ycen=-84,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

EIS: Pointing Monitoring

2026-01-18T05:33:35 to 2026-01-18T05:33:45

Science Goal: XRT_synop_AIA

Program:

Target:

Pointing: xcen=27 ycen=-208,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

EIS: Small flare diagnostic study

2026-01-17T22:38:41 to 2026-01-17T23:37:15

Science Goal: EL_DHB_01v3

Program:

Target:

Pointing: xcen=-493 ycen=-96,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

248396 matches
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