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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38478 matches
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SOTSP: Flare-triggered observation

2022-04-20T13:53:10 to 2022-04-20T14:08:52

Science Goal: Flare-triggered observation

Program: SP map for flare response, 118"x122",7.5mins

Target: Active Region

Pointing: xcen=-490 ycen=319,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	121,122	383
6302A Velocity 6301.5A	0	121,122	383
6302A Transverse Flux Density	0	121,122	383
6302A Longitudinal Flux Density	0	121,122	383

SOTSP: Flare-triggered observation

2022-03-23T15:09:02 to 2022-03-23T15:16:28

Science Goal: Flare-triggered observation

Program: SP map for flare response, 118"x122",7.5mins

Target: Active Region

Pointing: xcen=-803 ycen=-278,

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: on-disk CH study with EIS

2009-07-14T13:14:05 to 2009-07-14T14:17:17

Science Goal: coronal hole study

Program: Fast Map, Full FOV 1 side CCD

Target: Coronal Hole

Pointing: xcen=817 ycen=239,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	291,162	949
6302A Velocity 6301.5A	0	291,162	949
6302A Transverse Flux Density	0	291,162	949
6302A Longitudinal Flux Density	0	291,162	949

SOTSP: AR 14324

2025-12-31T19:23:33 to 2025-12-31T19:33:00

Science Goal: Observe active regions

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

Target: Active Region

Pointing: xcen=-241 ycen=403,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	48,162	150
6302A Velocity 6301.5A	0	48,162	150
6302A Transverse Flux Density	0	48,162	150
6302A Longitudinal Flux Density	0	48,162	150

SOTSP: Synoptic

2025-12-27T18:39:42 to 2025-12-27T18:41:30

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: New AR obs.

2025-12-20T01:00:05 to 2025-12-20T01:47:29

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

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

Target: Active Region

Pointing: xcen=-729 ycen=312,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	236,162	749
6302A Velocity 6301.5A	0	236,162	749
6302A Transverse Flux Density	0	236,162	749
6302A Longitudinal Flux Density	0	236,162	749

SOTSP: HOP 412 12/20

2025-12-18T21:50:06 to 2025-12-18T22:06:13

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=113,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	58,129	185
6302A Velocity 6301.5A	0	58,129	185
6302A Transverse Flux Density	0	58,129	185
6302A Longitudinal Flux Density	0	58,129	185

SOTSP: Track AR 14303 (may update)

2025-12-15T06:41:02 to 2025-12-15T07:28:27

Science Goal: Active region structure

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

Target: Active Region

Pointing: xcen=558 ycen=-470,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	236,162	750
6302A Velocity 6301.5A	0	236,162	750
6302A Transverse Flux Density	0	236,162	750
6302A Longitudinal Flux Density	0	236,162	750

SOTSP: Flare-triggered observation

2022-12-16T10:34:33 to 2022-12-16T10:41:51

Science Goal: Flare-triggered observation

Program: SP map for flare response, 118"x122",7.5mins

Target: Active Region

Pointing: xcen=833 ycen=-368,

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: Flare-triggered observation

2022-04-20T15:33:39 to 2022-04-20T15:48:05

Science Goal: Flare-triggered observation

Program: SP map for flare response, 118"x122",7.5mins

Target: Active Region

Pointing: xcen=-481 ycen=320,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	111,122	349
6302A Velocity 6301.5A	0	111,122	349
6302A Transverse Flux Density	0	111,122	349
6302A Longitudinal Flux Density	0	111,122	349

SOTSP: AR/plage observations

2018-09-05T07:16:33 to 2018-09-05T08:03:57

Science Goal: Understanding the evolution of AR remnants from limb to limb

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

Target: Active Region

Pointing: xcen=-259 ycen=-93,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	230,162	739
6302A Velocity 6301.5A	0	230,162	739
6302A Transverse Flux Density	0	230,162	739
6302A Longitudinal Flux Density	0	230,162	739

SOTSP: AR 11339

2011-11-04T15:05:05 to 2011-11-04T15:25:18

Science Goal: AR 11339 Flare Watch

Program: Fast map 102x82", 1 side Q75

Target: Active Region

Pointing: xcen=-723 ycen=273,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	76,81	266
6302A Velocity 6301.5A	0	76,81	266
6302A Transverse Flux Density	0	76,81	266
6302A Longitudinal Flux Density	0	76,81	266

SOTSP: AR 11339

2011-11-04T04:52:05 to 2011-11-04T05:04:42

Science Goal: AR 11339 Flare Watch

Program: Fast map 64x122", 1-side, Q75

Target: Active Region

Pointing: xcen=-779 ycen=278,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	60,122	195
6302A Velocity 6301.5A	0	60,122	195
6302A Transverse Flux Density	0	60,122	195
6302A Longitudinal Flux Density	0	60,122	195

SOTSP: AR 11324 Tracking

2011-10-23T18:14:49 to 2011-10-23T21:47:18

Science Goal: AR 11324 Tracking

Program: Fast map 250x165", 1 side, Q65

Target: Pore

Pointing: xcen=-34 ycen=96,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	235,162	746
6302A Velocity 6301.5A	0	235,162	746
6302A Transverse Flux Density	0	235,162	746
6302A Longitudinal Flux Density	0	235,162	746

SOTSP: HOP 485 South 60 deg.

2025-12-25T12:04:06 to 2025-12-25T14:57:40

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

Program: Fast deep mode, 2048 slit position, LIMB ONLY

Target: South Pole

Pointing: xcen=-20 ycen=-859,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	321,162	1020
6302A Velocity 6301.5A	0	321,162	1020
6302A Transverse Flux Density	0	321,162	1020
6302A Longitudinal Flux Density	0	321,162	1020

38478 matches
prev 1...2505 2506 2507 2508 2509 2510 2511 2512 [2513] 2514 ...2566 next