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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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249695 matches
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IRIS: Sit and Stare Flare Studies of Hot Plasma (AR14317)

2025-12-24T07:09:22 to 2025-12-24T07:56:17

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 Flare Studies of Hot Plasma (AR14317)

Target: AR

Pointing: xcen=-494 ycen=208,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.48	121,130	97
1400	0.48	121,130	97
2796	0.48	121,130	97

IRIS: A1: QS Monitoring

2025-12-24T05:26:01 to 2025-12-24T05:44:05

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=-348 ycen=64,

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: SUIT Coordination - AR Program (AR 14316)

2025-12-24T03:46:10 to 2025-12-24T03:54:33

Science Goal: Very large coarse 64-step raster 126x175 64s Si IV Mg II h/k Mg II w s Spatial x 4, Spectral x 4

Program: SUIT Coordination - AR Program (AR 14316)

Target: AR

Pointing: xcen=84 ycen=-103,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	1.05	289,182	8
1400	0.26	289,182	32
2796	0.26	289,182	32

IRIS: High-cadence flare watch

2025-12-21T12:43:23 to 2025-12-21T13:39:44

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=-394 ycen=408,

saaIntervals hiIntervals

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

IRIS: Low-telemetry flare watch

2025-12-16T16:18:59 to 2025-12-16T17:15:02

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

Program: Low-telemetry flare watch

Target: AR

Pointing: xcen=798 ycen=-240,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,68	122
1400	0.46	62,68	122
2796	0.46	62,68	122

IRIS: A1: QS monitoring

2025-12-16T05:00:16 to 2025-12-16T05:18:20

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=1,

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: Jets in Coronal Hole watch program

2025-12-15T11:13:05 to 2025-12-15T12:09:07

Science Goal: Very large sparse 64-step raster 63x175 64s Si IV Mg II h/k Mg II w Deep x 0.5 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: Jets in Coronal Hole watch program

Target: CH

Pointing: xcen=246 ycen=70,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.16	231,182	360
1400	0.16	231,182	360
2796	0.16	231,182	360

IRIS: Limb AR watch / PSP Coordination

2025-12-13T20:15:26 to 2025-12-13T21:20:29

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: Limb AR watch / PSP Coordination

2025-12-13T12:10:23 to 2025-12-13T13:15:26

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: Limb AR watch / PSP Coordination

2025-12-13T08:12:48 to 2025-12-13T08:24:17

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=-259,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	72

IRIS: SUIT coordination, flare watch in AR14296

2025-12-09T01:37:19 to 2025-12-09T02:33:46

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 watch in AR14296

Target: AR

Pointing: xcen=476 ycen=-244,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	374
2796	0.15	65,68	374

IRIS: Flare watch program C, AR14294

2025-12-08T09:27:01 to 2025-12-08T10:23:08

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

Program: Flare watch program C, AR14294

Target: AR

Pointing: xcen=590 ycen=-239,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	352

IRIS: Calib 14: Wobble (Zero Roll)

2025-11-26T14:20:26 to 2025-11-26T15:27:06

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

Program: Calib 14: Wobble (Zero Roll)

Target: (NONE)

Pointing: xcen=-46 ycen=971,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.33	173,182	200

IRIS: Coronal nanojets on west limb

2025-11-23T11:57:39 to 2025-11-23T13:04:13

Science Goal: Large coarse 8-step raster 14x120 8s C II Deep x 8 FUV spectrally rebinned x 2

Program: Coronal nanojets on west limb

Target: CJ

Pointing: xcen=976 ycen=-99,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	416

IRIS: Calib 13: Stellar HD 142096, Pointing #3

2025-11-23T03:59:01 to 2025-11-23T04:23:59

Science Goal: Stellar_Cal_HD142096_2025_Pointing_3

Program: Calib 13: Stellar HD 142096, Pointing #3

Target: (NONE)

Pointing: xcen=1145 ycen=141,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2	399,182	13
1400	2	399,182	12

249695 matches
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