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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247559 matches
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IRIS: Raster of Ribbons and Hot Plasma (AR14317)

2025-12-30T18:12:22 to 2025-12-30T18:47:46

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

Program: Raster of Ribbons and Hot Plasma (AR14317)

Target: AR

Pointing: xcen=769 ycen=224,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	216

IRIS: Sit and Stare Studies of Ribbons and Hot Plasma (AR14317)

2025-12-28T12:51:20 to 2025-12-28T13:47:51

Science Goal: Large sit-and-stare 0.3x120 1s C II Si IV Mg II h/k Deep x 8 FUV spectrally rebinned x 2

Program: Sit and Stare Studies of Ribbons and Hot Plasma (AR14317)

Target: AR

Pointing: xcen=393 ycen=237,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	121,130	119
1400	0.47	121,130	120
2796	0.47	121,130	120

IRIS: Sit and Stare Studies of Hot Ribbons and Plasma (AR14317)

2025-12-26T22:03:17 to 2025-12-26T22:54:24

Science Goal: Medium sit-and-stare 0.3x60 1s C II Si IV Mg II h/k Deep x 8 FUV spectrally rebinned x 2

Program: Sit and Stare Studies of Hot Ribbons and Plasma (AR14317)

Target: AR

Pointing: xcen=61 ycen=222,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	109
1400	0.47	61,66	109
2796	0.47	61,66	109

IRIS: SUIT/Aditya-L1 coordination

2025-12-21T01:24:31 to 2025-12-21T02:20:57

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

Program: SUIT/Aditya-L1 coordination

Target: AR

Pointing: xcen=-482 ycen=409,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	65,68	348
2796	0.16	65,68	348

IRIS: A1: QS monitoring

2025-12-20T04:23:06 to 2025-12-20T04:41:10

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=-2 ycen=-0,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,130	16
2832	4.52	247,130	4
1400	1.13	247,130	16
2796	1.13	247,130	16

IRIS: Off-limb flare watch

2025-12-19T12:03:55 to 2025-12-19T13:08:58

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=950 ycen=-247,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	408

IRIS: High-cadence flare watch

2025-12-19T08:59:14 to 2025-12-19T09:55:35

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 SJI cadence 3x faster

Program: High-cadence flare watch

Target: AR

Pointing: xcen=-758 ycen=316,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1484
2796	0.04	68,68	1484

IRIS: High-cadence flare watch

2025-12-18T18:26:43 to 2025-12-18T19:22:09

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 flare watch

Target: AR

Pointing: xcen=931 ycen=-256,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1460
2796	0.04	68,68	1460

IRIS: Flare wtach program C, AR14305

2025-12-15T14:26:52 to 2025-12-15T15:22:59

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

Program: Flare wtach program C, AR14305

Target: AR

Pointing: xcen=568 ycen=-401,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,66	352

IRIS: Limb AR watch / PSP Coordination

2025-12-13T10:33:22 to 2025-12-13T11:38:26

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

Program: Limb AR watch / PSP Coordination

Target: AR

Pointing: xcen=976 ycen=-260,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	408

IRIS: Flare watch program B, AR14294

2025-12-11T13:26:27 to 2025-12-11T14:22:43

Science Goal: Medium sit-and-stare 0.3x60 1s C II Si IV Mg II h/k Deep x 8 FUV spectrally rebinned x 2

Program: Flare watch program B, AR14294

Target: AR

Pointing: xcen=927 ycen=-227,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	120
1400	0.47	61,66	120
2796	0.47	61,66	120

IRIS: Calib 13: Stellar HD144470 (Pointing 3)

2025-11-25T20:38:01 to 2025-11-25T21:04:59

Science Goal: Stellar_Cal_HD144470_2025_Pointing_3

Program: Calib 13: Stellar HD144470 (Pointing 3)

Target: (NONE)

Pointing: xcen=-480 ycen=802,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2	399,182	13
1400	2	399,182	14

IRIS: Coronal nanojets on east limb

2025-11-21T22:46:14 to 2025-11-21T23:52:33

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

Program: Coronal nanojets on east limb

Target: CJ

Pointing: xcen=-970 ycen=-188,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	416

EIS: Synoptic SOT Latitudial Scans N/S

2025-11-21T14:05:52 to 2025-11-21T14:15:59

Science Goal: SK_DEEP_5x512_SLIT1

Program:

Target:

Pointing: xcen=-6 ycen=177,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
MgVI		5,512	null
FeXIII		5,512	null
FeX		5,512	null
SiX		5,512	null
CaXVII		5,512	null
OIV		5,512	null
SiVII		5,512	null
FeXI		5,512	null
FeXV		5,512	null
HeII		5,512	null
OV		5,512	null
FeXII		5,512	null
FeVIII		5,512	null
FeXIV		5,512	null

EIS: Synoptic SOT Latitudial Scans N/S

2025-11-21T12:33:52 to 2025-11-21T12:43:59

Science Goal: SK_DEEP_5x512_SLIT1

Program:

Target:

Pointing: xcen=-6 ycen=-213,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
MgVI		5,512	null
FeXIII		5,512	null
FeX		5,512	null
SiX		5,512	null
CaXVII		5,512	null
OIV		5,512	null
SiVII		5,512	null
FeXI		5,512	null
FeXV		5,512	null
HeII		5,512	null
OV		5,512	null
FeXII		5,512	null
FeVIII		5,512	null
FeXIV		5,512	null

247559 matches
prev 1...15737 15738 15739 15740 [15741] 15742 15743 15744 15745 15746 ...16504 next