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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257273 matches
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IRIS: SUIT coordination, central AR14300

2025-12-08T01:22:13 to 2025-12-08T02:16:20

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 coordination, central AR14300

Target: AR

Pointing: xcen=29 ycen=113,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.8	293,182	68
1400	0.2	293,182	272
2796	0.2	293,182	272

SOTSP: HOP 81, S-pole

2025-12-05T13:34:04 to 2025-12-05T16:25:24

Science Goal: CORE (HOP0002) Polar Monitoring Campaign during the Solar Cycle

Program: Fast deep mode, 2048 slit position, LIMB ONLY

Target: Quiet Sun

Pointing: xcen=-22 ycen=-952,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	315,162	1005
6302A Velocity 6301.5A	0	315,162	1005
6302A Transverse Flux Density	0	315,162	1005
6302A Longitudinal Flux Density	0	315,162	1005

IRIS: A1: QS monitoring

2025-12-03T06:34:16 to 2025-12-03T06:52:20

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: Flare watch program B, AR14294

2025-12-02T22:29:06 to 2025-12-02T23:19:44

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=-602 ycen=-264,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	108
1400	0.47	61,66	108
2796	0.47	61,66	108

IRIS: High cadence flare watch, unknown AR in NE

2025-12-02T14:24:22 to 2025-12-02T15:20:34

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, unknown AR in NE

Target: AR

Pointing: xcen=-782 ycen=361,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1479
2796	0.04	68,68	1480

IRIS: SUIT/Aditya-L1 Coordination (Flare Program)

2025-11-29T02:18:59 to 2025-11-29T03:16:13

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: SUIT/Aditya-L1 Coordination (Flare Program)

Target: AR

Pointing: xcen=-631 ycen=-285,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1412
2796	0.04	68,68	1412

IRIS: High-cadence Flare Watch of AR14291

2025-11-27T13:07:31 to 2025-11-27T14:04:57

Science Goal: Large coarse 8-step raster 14x120 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 of AR14291

Target: AR

Pointing: xcen=-138 ycen=-249,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	135,130	1415
2796	0.04	135,130	1416

IRIS: High-cadence Flare Watch of AR14291

2025-11-26T11:15:45 to 2025-11-26T12:02:09

Science Goal: Large coarse 8-step raster 14x120 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 of AR14291

Target: AR

Pointing: xcen=-324 ycen=-242,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	135,130	1144
2796	0.04	135,130	1144

IRIS: Coronal nanojets on west limb

2025-11-23T13:34:40 to 2025-11-23T14:41:14

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	415

IRIS: Coronal nanojets on east limb

2025-11-21T09:50:04 to 2025-11-21T10:56:23

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=-950 ycen=307,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,66	416

IRIS: A1: QS monitoring

2025-11-20T04:52:50 to 2025-11-20T05:10:53

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=161 ycen=17,

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: Major Flare Watch (High cadence)

2025-11-12T19:00:47 to 2025-11-12T20:00:08

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: Major Flare Watch (High cadence)

Target: AR

Pointing: xcen=634 ycen=372,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	65,68	366
2796	0.16	65,68	366

IRIS: SUIT coordination

2025-11-11T02:34:59 to 2025-11-11T02:35:07

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 SJI cadence 3x faster

Program: SUIT coordination

Target: AR

Pointing: xcen=-205 ycen=-361,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	4
2796	0.04	68,68	4

IRIS: SUIT Coordination

2025-11-09T23:59:25 to 2025-11-10T00:05:53

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: SUIT Coordination

Target: AR

Pointing: xcen=116 ycen=36,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	160
2796	0.04	68,68	160

IRIS: Major Flare Watch (High cadence)

2025-11-06T20:42:07 to 2025-11-06T21:43:54

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: Major Flare Watch (High cadence)

Target: AR

Pointing: xcen=-417 ycen=332,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1524
2796	0.04	68,68	1524

257273 matches
prev 1...5913 5914 5915 5916 [5917] 5918 5919 5920 5921 5922 ...17152 next