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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250215 matches
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EIS: Synoptic/Comprehensive AR studies

2026-02-20T09:15:14 to 2026-02-20T10:11:04

Science Goal:

Program:

Target:

Pointing: xcen=-658 ycen=-185,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

EIS: EIS Spectral Atlas Synoptic Programme

2026-02-19T17:28:43 to 2026-02-19T19:30:23

Science Goal: West limb

Program:

Target:

Pointing: xcen=1071 ycen=-28,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

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: Change of EIS pointing and alignment with time

2026-02-18T04:07:42 to 2026-02-18T04:07:52

Science Goal:

Program:

Target:

Pointing: xcen=21 ycen=-204,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

EIS: Change of EIS pointing and alignment with time

2026-02-18T04:04:27 to 2026-02-18T04:07:24

Science Goal:

Program:

Target:

Pointing: xcen=22 ycen=-192,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

IRIS: SolO coordination: AR Heating

2026-02-12T12:53:49 to 2026-02-12T14:06:57

Science Goal: Large sit-and-stare 0.3x120 1s Si IV Mg II h/k Deep x 4 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: SolO coordination: AR Heating

Target: AR

Pointing: xcen=725 ycen=-298,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.17	123,129	425
2796	0.17	123,129	425

IRIS: High cadence sit-and-stare flare study

2026-02-08T13:33:19 to 2026-02-08T14:39:37

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=706 ycen=333,

saaIntervals hiIntervals

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

IRIS: BBSO coordination

2026-02-05T17:40:12 to 2026-02-05T18:46:58

Science Goal: Large coarse 8-step raster 14x120 8s Si IV Mg II h/k Mg II w s Deep x 2 Spatial x 2, Spectral x 2

Program: BBSO coordination

Target: AR

Pointing: xcen=185 ycen=360,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	1.24	135,129	54
1400	0.21	135,129	324
2796	0.21	135,129	324

IRIS: BBSO coordination, AR 14363

2026-02-02T16:56:20 to 2026-02-02T18:01:00

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 14363

Target: AR

Pointing: xcen=-387 ycen=-332,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	2.09	133,129	31
1400	0.35	133,129	186
2796	0.35	133,129	186

IRIS: High-cadence rasters

2026-02-01T13:27:48 to 2026-02-01T14:32:20

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: High-cadence rasters

Target: AR

Pointing: xcen=-565 ycen=-337,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	128,129	1601
2796	0.04	128,129	1598

IRIS: High-cadence rasters

2026-01-31T09:59:07 to 2026-01-31T11:03:03

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=-718 ycen=-338,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1684
2796	0.04	68,68	1684

IRIS: BBSO coordination, AR 14358

2026-01-30T19:26:09 to 2026-01-30T20:28:43

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 14358

Target: AR

Pointing: xcen=-410 ycen=332,

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

IRIS: BBSO coordination, AR 14358

2026-01-30T16:12:07 to 2026-01-30T17:14:41

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 14358

Target: AR

Pointing: xcen=-439 ycen=328,

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

IRIS: High-cadence rasters

2026-01-30T14:35:19 to 2026-01-30T15:38:57

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=876 ycen=-203,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1676
2796	0.04	68,68	1676

IRIS: B1: AR tracking from limb to limb

2026-01-29T06:15:36 to 2026-01-29T06:33:42

Science Goal: Large coarse 64-step raster 126x120 64s Deep x 15 SJI cadence 3x faster Lossless compression

Program: B1: AR tracking from limb to limb

Target: AR

Pointing: xcen=194 ycen=-145,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,130	16
2832	1.13	247,130	16
1400	1.13	247,130	16
2796	1.13	247,130	16

250215 matches
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