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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255437 matches
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IRIS: HOP 336 North #1

2017-11-27T10:33:03 to 2017-11-27T11:22:55

Science Goal: Large dense 320-step raster 105.3x120 320s Deep x 8 FUV spectrally rebinned x 2

Program: HOP 336 North #1

Target: QS

Pointing: xcen=-152 ycen=626,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.62	233,130	80
2832	0.62	233,130	80
1400	0.62	233,130	80
2796	0.62	233,130	80

IRIS: HOP 307: AR12687

2017-11-25T13:09:03 to 2017-11-25T13:58:42

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

Program: HOP 307: AR12687

Target: AR

Pointing: xcen=917 ycen=-151,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.62	281,182	80
2832	0.62	281,182	80
1400	0.62	281,182	80
2796	0.62	281,182	80

IRIS: Coronal jets study

2017-11-19T18:59:34 to 2017-11-19T20:00:33

Science Goal: Medium dense 64-step raster 20.8x60 64s Si IV Mg II h/k Mg II w Deep x 0.5 Spatial x 2, Spectral x 2

Program: Coronal jets study

Target: QS

Pointing: xcen=-93 ycen=839,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.21	84,68	288
1400	0.21	84,68	288
2796	0.21	84,68	288

IRIS: HOP 307: AR 12687

2017-11-18T12:08:00 to 2017-11-18T12:57:05

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

Program: HOP 307: AR 12687

Target: AR

Pointing: xcen=-359 ycen=-168,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	80
2832	0.61	281,182	80
1400	0.61	281,182	80
2796	0.61	281,182	80

IRIS: A1: QS monitoring

2017-11-11T06:18:51 to 2017-11-11T06:36:54

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=28 ycen=-52,

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

IRIS: HOP 307: emerging flux region

2017-11-09T23:26:25 to 2017-11-10T00:15:31

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

Program: HOP 307: emerging flux region

Target: AR

Pointing: xcen=32 ycen=-212,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	80
2832	0.61	281,182	80
1400	0.61	281,182	80
2796	0.61	281,182	80

IRIS: HOP 307: emerging flux region

2017-11-09T08:49:06 to 2017-11-09T09:38:12

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

Program: HOP 307: emerging flux region

Target: AR

Pointing: xcen=-101 ycen=-212,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	80
2832	0.61	281,182	80
1400	0.61	281,182	80
2796	0.61	281,182	80

IRIS: A1: QS monitoring

2017-11-09T04:19:16 to 2017-11-09T04:37:20

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=26 ycen=-102,

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

IRIS: HOP 307 unnamed AR

2017-11-05T02:27:33 to 2017-11-05T03:16:30

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

Program: HOP 307 unnamed AR

Target: AR

Pointing: xcen=-731 ycen=136,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	80
2832	0.61	281,182	80
1400	0.61	281,182	80
2796	0.61	281,182	80

IRIS: AR 12289 Scan 2, Part 2

2015-02-25T13:18:05 to 2015-02-25T13:39:16

Science Goal: Very large dense raster 131.7x175 400s Deep x 2 Spatial x 2, Spectral x 2

Program: AR 12289 Scan 2, Part 2

Target: AR

Pointing: xcen=275 ycen=-59,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.21	309,182	100
2832	0.21	309,182	100
1400	0.21	309,182	100
2796	0.21	309,182	100

SOTSP: AR Evolution

2006-12-13T07:50:05 to 2006-12-13T08:56:41

Science Goal: AR Evolution

Program: Fast Map, Full FOV

Target: Active Region

Pointing: xcen=412 ycen=-86,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	317,162	1000
6302A Velocity 6301.5A	0	317,162	1000
6302A Transverse Flux Density	0	317,162	1000
6302A Longitudinal Flux Density	0	317,162	1000

SOTSP: AR 14197 obs.

2025-09-03T06:55:51 to 2025-09-03T07:27:53

Science Goal:

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

Target: Active Region

Pointing: xcen=722 ycen=-371,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	159,162	506
6302A Velocity 6301.5A	0	159,162	506
6302A Transverse Flux Density	0	159,162	506
6302A Longitudinal Flux Density	0	159,162	506

IRIS: O IV density with EIS (AR14191)

2025-08-25T22:31:07 to 2025-08-26T01:47:52

Science Goal: Very large sparse 96-step raster 95x175 96s C II Si IV Mg II h/k Deep x 60 Spatial x 2, Spectral x 2 SJI cadence 0.5x faster

Program: O IV density with EIS (AR14191)

Target: AR

Pointing: xcen=-269 ycen=83,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	3.07	264,182	64
1400	3.07	264,182	64
2796	3.07	264,182	64

IRIS: BBSO coordination (AR 14149)

2025-07-26T16:29:15 to 2025-07-26T22:28:01

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

Program: BBSO coordination (AR 14149)

Target: AR

Pointing: xcen=273 ycen=183,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	2.09	133,129	172
1400	0.35	133,129	1030
2796	0.35	133,129	1031

SOTSP: HOP 508 at AR 14127

2025-07-03T16:25:26 to 2025-07-03T17:08:54

Science Goal: Flare Abundance Evolution

Program: Normal map 82"x82", Q65/Q75, 1 side

Target: Active Region

Pointing: xcen=194 ycen=-428,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	81,81	512
6302A Velocity 6301.5A	0	81,81	512
6302A Transverse Flux Density	0	81,81	512
6302A Longitudinal Flux Density	0	81,81	512

255437 matches
prev 1...2489 [2490] 2491 2492 2493 2494 2495 2496 2497 2498 ...17030 next