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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256824 matches
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IRIS: HOP 307, AR 12692

2017-12-25T22:31:03 to 2017-12-25T23:20:08

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 12692

Target: AR

Pointing: xcen=355 ycen=333,

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: wobble calibration, N Pole pointing

2017-12-07T02:40:57 to 2017-12-07T03:03:57

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

Program: wobble calibration, N Pole pointing

Target: (NONE)

Pointing: xcen=-45 ycen=963,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.33	173,182	69

IRIS: Fast scans of AR 12687

2017-11-17T19:53:19 to 2017-11-17T20:54:40

Science Goal: Very large coarse 16-step raster 30x175 16s Deep x 8 Spatial x 2, Spectral x 2 Lossless compression

Program: Fast scans of AR 12687

Target: AR

Pointing: xcen=-516 ycen=-168,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	199,182	100
2832	0.61	199,182	100
1400	0.61	199,182	100
2796	0.61	199,182	100

EIS: HOP307 Long term AR avolution

2017-11-14T14:18:21 to 2017-11-14T16:30:57

Science Goal: AR at SE limb

Program:

Target:

Pointing: xcen=-969 ycen=-101,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeXIII		258,256	null
SiX		258,256	null
CaXVII		258,256	null
SiVII		258,256	null
HeII		258,256	null
FeXII		258,256	null
FeXIV		258,256	null

IRIS: HOP 307: SE limb

2017-11-12T17:53:40 to 2017-11-12T18:42:45

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: SE limb

Target: AR

Pointing: xcen=-973 ycen=-147,

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

SOTSP: HOP 333 with Alma

2017-03-30T18:49:06 to 2017-03-30T18:57:56

Science Goal: Center-to-limb observations of the quiet Sun with ALMA

Program: Fast map, 45"x60", 1-CCD, Q75, no repeat

Target: Quiet Sun

Pointing: xcen=-290 ycen=-322,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	44,61	140
6302A Velocity 6301.5A	0	44,61	140
6302A Transverse Flux Density	0	44,61	140
6302A Longitudinal Flux Density	0	44,61	140

IRIS: HD144470 stellar calibration pointing 5

2014-11-26T10:58:00 to 2014-11-26T11:11:59

Science Goal: HD144470-pointing5

Program: HD144470 stellar calibration pointing 5

Target: (NONE)

Pointing: xcen=1048 ycen=664,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2	363,182	7
1400	2	363,182	7

IRIS: HD144470 stellar calibration pointing 1

2014-11-26T00:38:00 to 2014-11-26T01:04:59

Science Goal: HD144470-pointing1

Program: HD144470 stellar calibration pointing 1

Target: (NONE)

Pointing: xcen=-519 ycen=898,

saaIntervals hiIntervals

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

SOTSP: AR Evolution

2006-12-28T19:16:18 to 2006-12-28T20:11:43

Science Goal: AR Evolution

Program: Normal Mode, 128 sec cadence

Target: Active Region

Pointing: xcen=-269 ycen=-76,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0.01	4,81	624
6302A Velocity 6301.5A	0.01	4,81	624
6302A Transverse Flux Density	0.01	4,81	624
6302A Longitudinal Flux Density	0.01	4,81	624

SOTSP: APL Solar Bolometric Imager (BSI)

2006-12-22T18:36:14 to 2006-12-22T19:38:22

Science Goal: APL Solar Bolometric Imager (BSI)

Program: Normal Mode, 128 sec cadence

Target: Quiet Sun

Pointing: xcen=499 ycen=-278,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	4,81	443
6302A Velocity 6301.5A	0	4,81	443
6302A Transverse Flux Density	0	4,81	443
6302A Longitudinal Flux Density	0	4,81	443

IRIS: Major Flare Watch (High cadence)

2025-11-07T08:01:20 to 2025-11-07T09:03:00

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=-349 ycen=340,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1624
2796	0.04	68,68	1624

IRIS: Flare Study B

2025-11-03T11:50:26 to 2025-11-03T12:53:32

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: Flare Study B

Target: AR

Pointing: xcen=-725 ycen=364,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	121,130	134
1400	0.47	121,130	134
2796	0.47	121,130	133

IRIS: High Cadence Raster: AR14266

2025-10-25T20:49:24 to 2025-10-25T21:57:36

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 Raster: AR14266

Target: AR

Pointing: xcen=-291 ycen=165,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1796
2796	0.04	68,68	1795

IRIS: Solar Orbiter EUI coordination, Polar Rotation

2025-10-10T14:03:21 to 2025-10-10T16:06:20

Science Goal: Large sit-and-stare 0.3x120 1s Si IV Mg II h/k Deep x 4 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: Solar Orbiter EUI coordination, Polar Rotation

Target: QS

Pointing: xcen=-0 ycen=957,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.17	122,129	715
2796	0.17	122,129	715

IRIS: Low-telemetry Flare Watch of Unnamed AR in NE

2025-09-29T04:47:35 to 2025-09-29T07:49:32

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 of Unnamed AR in NE

Target: AR

Pointing: xcen=-650 ycen=205,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,69	396
1400	0.46	62,69	396
2796	0.46	62,69	396

256824 matches
prev 1...2665 2666 2667 [2668] 2669 2670 2671 2672 2673 2674 ...17122 next