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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257279 matches
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SOTSP: AR 14312

2025-12-22T11:30:05 to 2025-12-22T12:34:44

Science Goal: AR evolution

Program: Fast map, 328x164", 1-side, Q65, no repeat

Target: Active Region

Pointing: xcen=-311 ycen=324,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	319,162	1011
6302A Velocity 6301.5A	0	319,162	1011
6302A Transverse Flux Density	0	319,162	1011
6302A Longitudinal Flux Density	0	319,162	1011

IRIS: Low-telemetry flare watch

2025-12-22T08:07:23 to 2025-12-22T09:03:54

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=-490 ycen=353,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,68	123
1400	0.46	62,68	123
2796	0.46	62,68	123

IRIS: High-cadence flare watch

2025-12-20T20:33:12 to 2025-12-20T21:29:15

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=-518 ycen=401,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1476
2796	0.04	68,68	1476

IRIS: SUIT/Aditya-L1 coordination

2025-12-20T02:46:27 to 2025-12-20T02:51:53

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

Program: SUIT/Aditya-L1 coordination

Target: AR

Pointing: xcen=-664 ycen=325,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	36
2796	0.15	65,68	36

SOTSP: HOP 412 16/20

2025-12-19T01:06:36 to 2025-12-19T01:22:44

Science Goal: Synoptic SOT Latitudinal Scans (updated version of HOP79)

Program: Normal map 30 arcsec, Shorter Irradiance: DO NOT MODIFY!

Target: Quiet Sun

Pointing: xcen=-21 ycen=513,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	60,129	190
6302A Velocity 6301.5A	0	60,129	190
6302A Transverse Flux Density	0	60,129	190
6302A Longitudinal Flux Density	0	60,129	190

IRIS: Low-telemetry flare watch

2025-12-18T13:35:08 to 2025-12-18T14:31:11

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=924 ycen=-250,

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: High-cadence flare watch

2025-12-17T18:10:59 to 2025-12-17T19:07:02

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: High-cadence flare watch

Target: AR

Pointing: xcen=890 ycen=-243,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1476
2796	0.04	68,68	1476

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

2025-12-13T08:56:23 to 2025-12-13T10:01:26

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=-261,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,66	408

IRIS: Flare watch program B, AR14296

2025-12-12T04:29:19 to 2025-12-12T04:55:34

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, AR14296

Target: AR

Pointing: xcen=906 ycen=-252,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	56
1400	0.47	61,66	56
2796	0.47	61,66	56

IRIS: Flare watch program C, AR14296

2025-12-11T19:54:29 to 2025-12-11T20:50:36

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

Program: Flare watch program C, AR14296

Target: AR

Pointing: xcen=888 ycen=-244,

saaIntervals hiIntervals

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

IRIS: Flare watch program C, AR14296

2025-12-11T18:17:29 to 2025-12-11T19:13:36

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

Program: Flare watch program C, AR14296

Target: AR

Pointing: xcen=883 ycen=-244,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.19	73,66	302

SOTSP: Track AR 14294/14296

2025-12-11T12:00:04 to 2025-12-11T12:32:25

Science Goal: Active region structure

Program: Fast map, 164x164", 1-side, Q65, no repeat

Target: Active Region

Pointing: xcen=862 ycen=-284,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	161,162	512
6302A Velocity 6301.5A	0	161,162	512
6302A Transverse Flux Density	0	161,162	512
6302A Longitudinal Flux Density	0	161,162	512

SOTSP: Track AR 14294/14296

2025-12-10T18:51:15 to 2025-12-10T19:38:38

Science Goal: Active region structure

Program: Fast map, 230"x164", Q65, 1-side CCD

Target: Active Region

Pointing: xcen=795 ycen=-283,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	231,162	741
6302A Velocity 6301.5A	0	231,162	741
6302A Transverse Flux Density	0	231,162	741
6302A Longitudinal Flux Density	0	231,162	741

SOTSP: Track AR 14294/14296

2025-12-09T12:01:43 to 2025-12-09T13:06:22

Science Goal: Active region structure

Program: Fast map, 328x164", 1-side, Q65, no repeat

Target: Active Region

Pointing: xcen=626 ycen=-285,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	320,162	1018
6302A Velocity 6301.5A	0	320,162	1018
6302A Transverse Flux Density	0	320,162	1018
6302A Longitudinal Flux Density	0	320,162	1018

257279 matches
prev 1...6417 6418 6419 [6420] 6421 6422 6423 6424 6425 6426 ...17152 next