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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253501 matches
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IRIS: Flare medium coarse 8-step, AR 14441

2026-05-20T12:07:20 to 2026-05-20T13:07:17

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

Program: Flare medium coarse 8-step, AR 14441

Target: AR

Pointing: xcen=322 ycen=148,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	376

IRIS: SST coordination, AR 14441

2026-05-20T07:58:41 to 2026-05-20T11:56:55

Science Goal: Medium dense 32-step raster 10.24x60 32s Si IV Mg II h/k Mg II w Deep x 4 FUV spectrally rebinned x 2 SJI cadence 0.5x faster

Program: SST coordination, AR 14441

Target: AR

Pointing: xcen=300 ycen=156,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.35	72,67	672
1400	0.35	72,67	672
2796	0.35	72,67	672

IRIS: SUIT/Aditya coordination (flare watch), AR 14436

2026-05-15T00:09:32 to 2026-05-15T01:27:07

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/Aditya coordination (flare watch), AR 14436

Target: AR

Pointing: xcen=-61 ycen=323,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	514
2796	0.15	65,68	514

IRIS: Italian radio telescopes coordination, AR 14436

2026-05-14T12:09:36 to 2026-05-14T13:47:48

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 8 Spatial x 2, Spectral x 2

Program: Italian radio telescopes coordination, AR 14436

Target: AR

Pointing: xcen=-189 ycen=329,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	160
2832	0.61	281,182	160
1400	0.61	281,182	160
2796	0.61	281,182	160

IRIS: B2: QS tracking

2026-05-14T04:49:59 to 2026-05-14T04:59:35

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

Program: B2: QS tracking

Target: QS

Pointing: xcen=900 ycen=-55,

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

IRIS: Coordination with Italian radio telescopes, AR 14432

2026-05-13T06:00:16 to 2026-05-13T07:38:28

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 8 Spatial x 2, Spectral x 2

Program: Coordination with Italian radio telescopes, AR 14432

Target: AR

Pointing: xcen=946 ycen=247,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	160
2832	0.61	281,182	160
1400	0.61	281,182	160
2796	0.61	281,182	160

IRIS: SUIT/Aditya-L1 Coordination on AR14432

2026-05-08T00:09:46 to 2026-05-08T00:51:09

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 AR14432

Target: AR

Pointing: xcen=226 ycen=265,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.8	293,182	52
1400	0.2	293,182	208
2796	0.2	293,182	208

IRIS: Flare Studies on AR14432

2026-05-06T17:15:23 to 2026-05-06T22:07:17

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 Studies on AR14432

Target: AR

Pointing: xcen=-50 ycen=267,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	7200
2796	0.04	68,68	7199

IRIS: FOXSI-5 Coordination

2026-05-05T20:09:27 to 2026-05-06T00:08:08

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

Program: FOXSI-5 Coordination

Target: QS

Pointing: xcen=477 ycen=-27,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	1456

EIS: Active Region Sit-and-Stare Hunt for Rapid Variability (neutral lin

2026-05-03T23:02:46 to 2026-05-04T00:05:05

Science Goal: Active Region Sit-and-Stare Hunt for Rapid Variability (neutral lin

Program:

Target:

Pointing: xcen=903 ycen=322,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeX		266,256	null
OIV		266,256	null
CaXV		266,256	null

IRIS: Off-limb flare watch

2026-05-02T14:04:17 to 2026-05-02T17:53:53

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=910 ycen=290,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	1440

IRIS: Coordination Italian radio telescopes

2026-05-02T06:17:20 to 2026-05-02T07:55:31

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 8 Spatial x 2, Spectral x 2

Program: Coordination Italian radio telescopes

Target: AR

Pointing: xcen=335 ycen=142,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	160
2832	0.61	281,182	160
1400	0.61	281,182	160
2796	0.61	281,182	160

IRIS: C1: North Pole

2026-05-02T04:48:36 to 2026-05-02T05:22:46

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

Program: C1: North Pole

Target: QS

Pointing: xcen=14 ycen=945,

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: SUIT coordination flare

2026-05-02T00:08:05 to 2026-05-02T02:34:30

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 flare

Target: AR

Pointing: xcen=-715 ycen=-231,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	970
2796	0.15	65,68	970

IRIS: B2: QS tracking from limb to limb

2026-04-30T04:49:15 to 2026-04-30T04:58:50

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=662 ycen=161,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	3.2	203,182	3
2832	3.2	203,182	3
1400	3.2	203,182	3
2796	3.2	203,182	3

253501 matches
prev 1...16681 [16682] 16683 16684 16685 16686 16687 16688 16689 16690 ...16901 next