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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257260 matches
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IRIS: High cadence flare program

2026-05-12T05:37:04 to 2026-05-12T07:17:38

Science Goal: High-Cadence Flare Program: .3 sec, small linelist, Mg II h/k slow

Program: High cadence flare program

Target: AR

Pointing: xcen=876 ycen=250,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.14	61,68	735

EIS: Coordinated AR Obs. with Sardina and Medicina Radio Telescopes

2026-05-10T10:31:42 to 2026-05-10T10:34:39

Science Goal: PRY_slot_context_v3

Program:

Target:

Pointing: xcen=674 ycen=70,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
MgVI		479,488	null
FeXIII		479,488	null
FeXVI		479,488	null
SiVII		479,488	null
FeXI		479,488	null
FeXV		479,488	null
HeII		479,488	null
FeXII		479,488	null
FeXXIII		479,488	null

EIS: Pointing Monitoring

2026-05-10T06:05:13 to 2026-05-10T06:05:23

Science Goal: XRT_synop_AIA

Program:

Target:

Pointing: xcen=18 ycen=-185,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeXV		266,512	null
HeII		266,512	null

EIS: Solar Flare Sounding Rocket Campaign FOXSI-5

2026-05-09T21:34:41 to 2026-05-09T22:30:30

Science Goal: Flare266_Hunter01 + DHB_HiC_FOXSI_02

Program:

Target:

Pointing: xcen=-850 ycen=229,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
HeII		266,304	null

EIS: Solar Flare Sounding Rocket Campaign FOXSI-5

2026-05-09T19:59:58 to 2026-05-09T20:55:46

Science Goal: Flare266_Hunter01 + DHB_HiC_FOXSI_02

Program:

Target:

Pointing: xcen=-854 ycen=228,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
HeII		266,304	null

EIS: Pointing monitoring

2026-05-08T18:35:43 to 2026-05-08T18:35:53

Science Goal: Pointing monitoring

Program:

Target:

Pointing: xcen=13 ycen=-142,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeXV		266,512	null
HeII		266,512	null

IRIS: Flare Studies on AR14431

2026-05-08T14:39:38 to 2026-05-08T16:32:02

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 AR14431

Target: AR

Pointing: xcen=548 ycen=-214,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	2960
2796	0.04	68,68	2960

EIS: HOP 525 AR14429 - Context

2026-05-08T09:27:28 to 2026-05-08T09:30:25

Science Goal: HOP 525 AR14429 - Context

Program:

Target:

Pointing: xcen=827 ycen=-307,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
MgVI		479,488	null
FeXIII		479,488	null
FeXVI		479,488	null
SiVII		479,488	null
FeXI		479,488	null
FeXV		479,488	null
HeII		479,488	null
FeXII		479,488	null
FeXXIII		479,488	null

EIS: XRT Flare hunter (AR14431)

2026-05-08T00:20:15 to 2026-05-08T03:09:26

Science Goal: XRT Flare hunter (AR14431)

Program:

Target:

Pointing: xcen=402 ycen=-380,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
HeII		266,304	null

EIS: HOP526 FOXSI - Flare hunter (AR14431)

2026-05-07T22:18:14 to 2026-05-08T00:10:45

Science Goal: HOP526 FOXSI - Flare hunter (AR14431)

Program:

Target:

Pointing: xcen=387 ycen=-379,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
HeII		266,304	null

EIS: HOP526 FOXSI - Flare hunter (AR14431)

2026-05-07T19:17:15 to 2026-05-07T22:06:26

Science Goal: HOP526 FOXSI - Flare hunter (AR14431)

Program:

Target:

Pointing: xcen=363 ycen=-379,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
HeII		266,304	null

EIS: XRT flare hunter (AR14429)

2026-05-06T18:23:14 to 2026-05-06T23:05:46

Science Goal: XRT flare hunter (AR14429)

Program:

Target:

Pointing: xcen=618 ycen=-190,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
HeII		266,304	null

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

IRIS: Flare Studies on AR14429

2026-05-05T13:19:32 to 2026-05-05T14:50:40

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 AR14429

Target: AR

Pointing: xcen=433 ycen=-15,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	2400
2796	0.04	68,68	2400

IRIS: Coordination Italian radio telescopes

2026-05-04T11:11:07 to 2026-05-04T12:49:18

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=733 ycen=-355,

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

257260 matches
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