Popular

Heliophysics Events Knowledgebase Coverage Registry (HCR)

Popular Observations

Here are the most popular observations, as measured by the number of downloads.

Filter by instrument:

255492 matches
prev 1...2889 2890 2891 2892 2893 [2894] 2895 2896 2897 2898 ...17033 next

IRIS: SPICE coordination (polar observation)

2025-10-01T04:46:57 to 2025-10-01T05:35:20

Science Goal: Large dense 320-step raster 105.3x120 320s Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: SPICE coordination (polar observation)

Target: QS

Pointing: xcen=-120 ycen=927,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.3	234,128	160
2796	0.3	234,128	160

SOTSP: AR 14197

2025-08-28T15:37:33 to 2025-08-28T16:24:58

Science Goal:

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

Target: Active Region

Pointing: xcen=-324 ycen=-414,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	232,162	740
6302A Velocity 6301.5A	0	232,162	740
6302A Transverse Flux Density	0	232,162	740
6302A Longitudinal Flux Density	0	232,162	740

SOTSP: Synoptic

2025-08-25T18:04:45 to 2025-08-25T18:06:35

Science Goal: Synoptic

Program: Synoptic Very Fast Map, 15"x162", 3 mins.

Target: Calibration, Synoptic

Pointing: xcen=0 ycen=7,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	16,162	50
6302A Velocity 6301.5A	0	16,162	50
6302A Transverse Flux Density	0	16,162	50
6302A Longitudinal Flux Density	0	16,162	50

SOTSP: HOP 412 (8/20)

2025-08-21T18:12:11 to 2025-08-21T18:14:00

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

Program: Synoptic Very Fast Map, 15"x162", 3 mins.

Target: Synoptic

Pointing: xcen=-20 ycen=-293,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	16,162	50
6302A Velocity 6301.5A	0	16,162	50
6302A Transverse Flux Density	0	16,162	50
6302A Longitudinal Flux Density	0	16,162	50

IRIS: High cadence flare raster (AR 14172)

2025-08-15T02:06:36 to 2025-08-15T03:58:05

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 raster (AR 14172)

Target: AR

Pointing: xcen=819 ycen=66,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	2936
2796	0.04	68,68	2936

SOTSP: HOP 511 - AR 14178

2025-08-12T19:04:06 to 2025-08-12T19:36:27

Science Goal: Comparison of Spectra of Solar Magnetic Active Phenomena in Multiple Chromospheric and in TR/Coronal Lines

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

Target: Active Region

Pointing: xcen=757 ycen=45,

saaIntervals hiIntervals

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

SOTSP: Emerging region, AR14167, HOP509

2025-08-03T18:32:15 to 2025-08-03T19:19:39

Science Goal: Co-ordinated Flare Observations with DKIST, IRIS, and Hinode

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

Target: Active Region

Pointing: xcen=668 ycen=49,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	234,162	747
6302A Velocity 6301.5A	0	234,162	747
6302A Transverse Flux Density	0	234,162	747
6302A Longitudinal Flux Density	0	234,162	747

SOTSP: Emerging region, AR14167

2025-08-02T11:14:12 to 2025-08-02T12:01:37

Science Goal: AR monitor

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

Target: Active Region

Pointing: xcen=449 ycen=32,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	234,162	744
6302A Velocity 6301.5A	0	234,162	744
6302A Transverse Flux Density	0	234,162	744
6302A Longitudinal Flux Density	0	234,162	744

SOTSP: AR 14161

2025-08-02T06:34:15 to 2025-08-02T06:58:31

Science Goal: AR obs, flare watch

Program: Fast map, 123"x123", 1-side CCD

Target: Active Region

Pointing: xcen=-135 ycen=-359,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	122,122	384
6302A Velocity 6301.5A	0	122,122	384
6302A Transverse Flux Density	0	122,122	384
6302A Longitudinal Flux Density	0	122,122	384

SOTSP: Synoptic

2025-07-30T18:00:15 to 2025-07-30T18:02:04

Science Goal: Synoptic

Program: Synoptic Very Fast Map, 15"x162", 3 mins.

Target: Calibration, Synoptic

Pointing: xcen=0 ycen=7,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	16,162	50
6302A Velocity 6301.5A	0	16,162	50
6302A Transverse Flux Density	0	16,162	50
6302A Longitudinal Flux Density	0	16,162	50

IRIS: GREGOR coordination: context raster #2

2025-07-26T10:35:17 to 2025-07-26T11:07:36

Science Goal: Very large dense 400-step raster 131.7x175 400s Mg II h/k Mg II w Deep x 4 Spatial x 2, Spectral x 2 SJI cadence 10x faster

Program: GREGOR coordination: context raster #2

Target: AR

Pointing: xcen=230 ycen=225,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.16	308,182	200
2796	0.16	308,182	200

SOTSP: AR 14140

2025-07-19T11:55:56 to 2025-07-19T13:00:37

Science Goal: AR Observation

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

Target: Active Region

Pointing: xcen=406 ycen=-422,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	324,162	1022
6302A Velocity 6301.5A	0	324,162	1022
6302A Transverse Flux Density	0	324,162	1022
6302A Longitudinal Flux Density	0	324,162	1022

SOTSP: HOP 508, AR 14134

2025-07-11T03:00:04 to 2025-07-11T03:32:25

Science Goal: Flare Abundance Evolution and Low Atmospheric Dynamics from Coordinated EIS, IRIS, and GST/FISS Observations

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

Target: Active Region

Pointing: xcen=779 ycen=-469,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	160,162	510
6302A Velocity 6301.5A	0	160,162	510
6302A Transverse Flux Density	0	160,162	510
6302A Longitudinal Flux Density	0	160,162	510

SOTSP: HOP 508, AR 14134

2025-07-09T23:10:05 to 2025-07-09T23:42:26

Science Goal: Flare Abundance Evolution and Low Atmospheric Dynamics from Coordinated EIS, IRIS, and GST/FISS Observations

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

Target: Active Region

Pointing: xcen=660 ycen=-481,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	153,162	490
6302A Velocity 6301.5A	0	153,162	490
6302A Transverse Flux Density	0	153,162	490
6302A Longitudinal Flux Density	0	153,162	490

SOTSP: HOP 508, AR 14134

2025-07-08T22:35:06 to 2025-07-08T23:22:31

Science Goal: Flare Abundance Evolution and Low Atmospheric Dynamics from Coordinated EIS, IRIS, and GST/FISS Observations

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

Target: Active Region

Pointing: xcen=523 ycen=-490,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	238,162	750
6302A Velocity 6301.5A	0	238,162	750
6302A Transverse Flux Density	0	238,162	750
6302A Longitudinal Flux Density	0	238,162	750

255492 matches
prev 1...2889 2890 2891 2892 2893 [2894] 2895 2896 2897 2898 ...17033 next