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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257101 matches
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IRIS: SUIT/Aditya coordination (flare watch), AR 14439

2026-05-22T00:00:32 to 2026-05-22T02:29:50

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 14439

Target: AR

Pointing: xcen=-87 ycen=133,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	989
2796	0.15	65,68	989

IRIS: SUIT/Aditya (flare watch), AR 14439

2026-05-20T00:10:02 to 2026-05-20T01:21:35

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 (flare watch), AR 14439

Target: AR

Pointing: xcen=-484 ycen=129,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	473
2796	0.15	65,68	474

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

2026-05-15T09:48:21 to 2026-05-15T10:50:13

Science Goal: HPW021_VEL_120x512v1

Program:

Target:

Pointing: xcen=-0 ycen=163,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeXIII		120,512	null
FeX		120,512	null
FeXVI		120,512	null
SiX		120,512	null
SX		120,512	null
FeXXIV		120,512	null
SiVII		120,512	null
FeXI		120,512	null
FeXV		120,512	null
MgVII		120,512	null
CaXV		120,512	null
CaXVI		120,512	null
FeXII		120,512	null
FeIX		120,512	null
FeVIII		120,512	null
FeXIV		120,512	null

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

2026-05-14T11:02:53 to 2026-05-14T12:04:46

Science Goal: HPW021_VEL_120x512v1

Program:

Target:

Pointing: xcen=-195 ycen=163,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeXIII		120,512	null
FeX		120,512	null
FeXVI		120,512	null
SiX		120,512	null
SX		120,512	null
FeXXIV		120,512	null
SiVII		120,512	null
FeXI		120,512	null
FeXV		120,512	null
MgVII		120,512	null
CaXV		120,512	null
CaXVI		120,512	null
FeXII		120,512	null
FeIX		120,512	null
FeVIII		120,512	null
FeXIV		120,512	null

IRIS: A1: QS monitoring

2026-05-13T04:20:04 to 2026-05-13T04:38:08

Science Goal: Large coarse 64-step raster 126x120 64s C II Si IV Mg II h/k Mg II w s Deep x 15 SJI cadence 0.5x faster

Program: A1: QS monitoring

Target: QS

Pointing: xcen=189 ycen=92,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	4.52	247,129	4
1400	1.13	247,129	16
2796	1.13	247,129	16

EIS: Co-alignment Programme E

2026-05-13T02:23:21 to 2026-05-13T03:26:43

Science Goal: Alignment_modify_v2

Program:

Target:

Pointing: xcen=-944 ycen=27,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
SiX		1,512	null
FeXI		1,512	null
FeXV		1,512	null
FeXII		1,512	null

IRIS: Calib 14: Wobble, zero roll, pointing #1

2026-05-12T12:56:14 to 2026-05-12T16:16:14

Science Goal: SJI MgII w, 1x1, 10s exp, 20s cadence, for wobble calibration

Program: Calib 14: Wobble, zero roll, pointing #1

Target: (NONE)

Pointing: xcen=-920 ycen=-1,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.33	173,182	600

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

2026-05-12T10:00:04 to 2026-05-12T10:07:16

Science Goal: HPW021_VEL_120x512v1

Program:

Target:

Pointing: xcen=873 ycen=32,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeXIII		120,512	null
FeX		120,512	null
FeXVI		120,512	null
SiX		120,512	null
SX		120,512	null
FeXXIV		120,512	null
SiVII		120,512	null
FeXI		120,512	null
FeXV		120,512	null
MgVII		120,512	null
CaXV		120,512	null
CaXVI		120,512	null
FeXII		120,512	null
FeIX		120,512	null
FeVIII		120,512	null
FeXIV		120,512	null

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

IRIS: BBSO Coordination on AR14433

2026-05-11T17:10:27 to 2026-05-11T19:52:28

Science Goal: Large coarse 8-step raster 14x120 8s C II Si IV Mg II h/k Mg II w s Deep x 4 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4 SJI cadence 0.5x faster

Program: BBSO Coordination on AR14433

Target: AR

Pointing: xcen=514 ycen=-230,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.34	137,129	480
2832	2.03	137,129	80
1400	0.34	137,129	479
2796	0.34	137,129	480

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

2026-05-11T11:03:14 to 2026-05-11T11:06:10

Science Goal: PRY_slot_context_v3

Program:

Target:

Pointing: xcen=803 ycen=57,

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: Coordinated AR Obs. with Sardina and Medicina Radio Telescopes

2026-05-11T09:25:27 to 2026-05-11T09:28:23

Science Goal: PRY_slot_context_v3

Program:

Target:

Pointing: xcen=796 ycen=57,

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

IRIS: Calib 13: Stellar, Pointing #5

2026-05-10T10:14:00 to 2026-05-10T10:42:59

Science Goal: Stellar_Cal_HD19374_2026_Pointing_5

Program: Calib 13: Stellar, Pointing #5

Target: (NONE)

Pointing: xcen=42 ycen=1098,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2	398,182	15
1400	2	398,182	14

IRIS: Italian Radio Telescope Coordination on AR14432

2026-05-07T12:14:56 to 2026-05-07T13:53:08

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

Program: Italian Radio Telescope Coordination on AR14432

Target: AR

Pointing: xcen=114 ycen=273,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.62	281,182	159
2832	0.61	281,182	160
1400	0.61	281,182	160
2796	0.61	281,182	160

EIS: HOP 525 AR14429 - Context

2026-05-07T12:12:05 to 2026-05-07T12:15:01

Science Goal: HOP 525 AR14429 - Context

Program:

Target:

Pointing: xcen=727 ycen=-294,

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

257101 matches
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