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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252551 matches
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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: B1: AR tracking from limb to limb (AR 14179)

2025-08-17T06:12:13 to 2025-08-17T06:30:19

Science Goal: Large coarse 64-step raster 126x120 64s Deep x 15 SJI cadence 3x faster Lossless compression

Program: B1: AR tracking from limb to limb (AR 14179)

Target: AR

Pointing: xcen=224 ycen=-287,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	1.13	247,129	16
1400	1.13	247,129	16
2796	1.13	247,129	16

IRIS: B2: QS Tracking

2025-08-05T07:04:31 to 2025-08-05T07:14:07

Science Goal: Coarse synoptic raster 34x175 18s Deep x 30 SJI cadence 3x faster Lossless compression

Program: B2: QS Tracking

Target: QS

Pointing: xcen=-34 ycen=-166,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	3.2	203,182	3
2832	3.2	203,182	3
1400	3.2	203,182	3
2796	3.2	203,182	3

IRIS: DKIST coordination: large raster #1 (AR 14149)

2025-07-24T17:58:58 to 2025-07-24T18:58:19

Science Goal: Medium dense 64-step raster 20.8x60 64s Si IV Mg II h/k Mg II w Deep x 2 FUV spectrally rebinned x 2

Program: DKIST coordination: large raster #1 (AR 14149)

Target: AR

Pointing: xcen=-137 ycen=208,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.22	83,67	272
1400	0.22	83,67	272
2796	0.22	83,67	271

SOTSP: New AR

2025-07-14T12:50:04 to 2025-07-14T13:22:24

Science Goal: Monitoring AR evolution

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

Target: Active Region

Pointing: xcen=169 ycen=-289,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	153,162	500
6302A Velocity 6301.5A	0	153,162	500
6302A Transverse Flux Density	0	153,162	500
6302A Longitudinal Flux Density	0	153,162	500

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

SOTSP: Synoptic

2025-06-05T18:04:50 to 2025-06-05T18:06:34

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	15,162	48
6302A Velocity 6301.5A	0	15,162	48
6302A Transverse Flux Density	0	15,162	48
6302A Longitudinal Flux Density	0	15,162	48

SOTSP: AR14100

2025-06-03T00:17:25 to 2025-06-03T00:49:46

Science Goal: Active Region Observations

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

Target: Active Region

Pointing: xcen=392 ycen=117,

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: HOP 485, S60

2025-05-22T15:07:14 to 2025-05-22T16:04:52

Science Goal: High-latitude magnetic field evolution during the sunspot cycle

Program: Fast deep mode, HOP81 in the eclipse, WEST +680

Target: Pore

Pointing: xcen=81 ycen=-866,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	107,162	338
6302A Velocity 6301.5A	0	107,162	338
6302A Transverse Flux Density	0	107,162	338
6302A Longitudinal Flux Density	0	107,162	338

SOTSP: AR 14064 Obs.

2025-04-29T07:31:40 to 2025-04-29T08:36:20

Science Goal:

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

Target: Active Region

Pointing: xcen=898 ycen=142,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	322,162	1019
6302A Velocity 6301.5A	0	322,162	1019
6302A Transverse Flux Density	0	322,162	1019
6302A Longitudinal Flux Density	0	322,162	1019

SOTSP: Synoptic

2025-04-17T18:17:09 to 2025-04-17T18:18:57

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 N-S Scans 8/20

2025-04-17T16:06:04 to 2025-04-17T16:22:12

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

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

Target: Pore

Pointing: xcen=-21 ycen=-278,

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

SOTSP: null

2025-02-09T03:29:59 to 2025-02-09T03:37:18

Science Goal:

Program:

Target:

Pointing: xcen=805 ycen=138,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	63,122	200
6302A Velocity 6301.5A	0	63,122	200
6302A Transverse Flux Density	0	63,122	200
6302A Longitudinal Flux Density	0	63,122	200

SOTSP: AR13981

2025-02-05T23:00:40 to 2025-02-05T23:33:02

Science Goal: AR tracking

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

Target: Active Region

Pointing: xcen=249 ycen=184,

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: AR13974 Obs

2025-02-04T01:00:40 to 2025-02-04T01:55:59

Science Goal: Active Region Observations

Program: Fast map, 280"x164", Q65, 1-side CCD

Target: Active Region

Pointing: xcen=476 ycen=-226,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	275,162	872
6302A Velocity 6301.5A	0	275,162	872
6302A Transverse Flux Density	0	275,162	872
6302A Longitudinal Flux Density	0	275,162	872

252551 matches
prev 1...3161 3162 3163 3164 3165 3166 [3167] 3168 3169 3170 ...16837 next