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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249782 matches
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AIA: null

2013-10-06T13:00:11 to 2013-10-06T13:29:59

Science Goal: ssw_service_260204_113143_20151

Program:

Target:

Pointing: xcen=95 ycen=-423,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.2	1,421,691	150

SOTSP: EIS full adbundance scan

2013-01-17T00:36:04 to 2013-01-17T01:25:04

Science Goal: EIS full adbundance scan

Program: Fast map, BFI Full FOV, Q65, 1-side CCD

Target:

Pointing: xcen=816 ycen=477,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	245,122	775
6302A Velocity 6301.5A	0	245,122	775
6302A Transverse Flux Density	0	245,122	775
6302A Longitudinal Flux Density	0	245,122	775

SOTSP: AR tracking NOAA11039

2009-12-31T12:03:05 to 2009-12-31T14:56:38

Science Goal: Evolution of avtive region

Program: Fast deep mode, 2048 slit position

Target: Active Region

Pointing: xcen=227 ycen=-407,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	308,162	1009
6302A Velocity 6301.5A	0	308,162	1009
6302A Transverse Flux Density	0	308,162	1009
6302A Longitudinal Flux Density	0	308,162	1009

IRIS: BBSO Coordination on AR14401

2026-03-25T19:39:43 to 2026-03-25T23:29:55

Science Goal: Large coarse 8-step raster 14x120 8s Si IV Mg II h/k Mg II w s Deep x 4 Spatial x 2, Spectral x 2

Program: BBSO Coordination on AR14401

Target: AR

Pointing: xcen=-425 ycen=487,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.69	137,129	335
1400	0.23	137,129	1008
2796	0.17	137,129	1342

IRIS: B1: AR tracking from limb to limb (14397)

2026-03-21T22:50:55 to 2026-03-21T23:09:00

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 (14397)

Target: AR

Pointing: xcen=-457 ycen=379,

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: Raster flare study (low data) (14392)

2026-03-21T06:34:51 to 2026-03-21T09:57:41

Science Goal: Medium coarse 8-step raster 14x60 8s C II Deep x 8 Spatial x 2, Spectral x 2

Program: Raster flare study (low data) (14392)

Target: AR

Pointing: xcen=621 ycen=-230,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,68	1304

IRIS: Raster of ribbons and hot plasma (14392)

2026-03-20T17:08:50 to 2026-03-20T19:58:29

Science Goal: Medium coarse 8-step raster 14x60 8s C II Deep x 8 FUV spectrally rebinned x 2

Program: Raster of ribbons and hot plasma (14392)

Target: AR

Pointing: xcen=483 ycen=-176,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	1064

IRIS: Very high cadence sit-and-stare (14392)

2026-03-20T14:08:48 to 2026-03-20T16:55:58

Science Goal: High-Cadence Flare Program: .3 sec, small linelist, C II slow

Program: Very high cadence sit-and-stare (14392)

Target: AR

Pointing: xcen=517 ycen=-196,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.14	59,68	1218

IRIS: Raster of ribbons and hot plasma (14392)

2026-03-19T18:09:14 to 2026-03-19T20:58:53

Science Goal: Medium coarse 8-step raster 14x60 8s C II Deep x 8 FUV spectrally rebinned x 2

Program: Raster of ribbons and hot plasma (14392)

Target: AR

Pointing: xcen=365 ycen=-166,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	180

AIA: null

2026-03-18T13:35:00 to 2026-03-18T14:55:00

Science Goal: ssw_service_260318_165233_28819_ssmq_94_131_211_171_193_304_335_1700

Program:

Target:

Pointing: xcen=0 ycen=0,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	0.2	2,458,2,458	29
211	0.2	2,458,2,458	28
171	0.2	2,458,2,458	28
1700	0.4	2,458,2,458	14
304	0.2	2,458,2,458	29
131	0.2	2,458,2,458	29
94	0.2	2,458,2,458	29
193	0.2	2,458,2,458	29

AIA: null

2026-03-18T13:25:00 to 2026-03-18T15:00:00

Science Goal: ssw_service_260318_121554_45282_ssmq_

Program:

Target:

Pointing: xcen=0 ycen=0,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	0.2	2,458,2,458	79
211	0.2	2,458,2,458	78
171	0.2	2,458,2,458	78
1700	0.4	2,458,2,458	39
304	0.2	2,458,2,458	79
131	0.2	2,458,2,458	79
94	0.2	2,458,2,458	79
193	0.2	2,458,2,458	79

IRIS: Very high cadence raster (14392)

2026-03-18T10:09:25 to 2026-03-18T12:59:31

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: Very high cadence raster (14392)

Target: AR

Pointing: xcen=29 ycen=-148,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	4480
2796	0.04	68,68	4480

IRIS: Sit-and-stare study of ribbons and hot plasma (14393)

2026-03-17T19:38:14 to 2026-03-17T20:59:20

Science Goal: Medium sit-and-stare 0.3x60 1s C II Si IV Mg II h/k Deep x 8 FUV spectrally rebinned x 2

Program: Sit-and-stare study of ribbons and hot plasma (14393)

Target: AR

Pointing: xcen=439 ycen=320,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,67	173
1400	0.47	61,67	173
2796	0.47	61,67	173

IRIS: Calib 14: wobble (zero roll) #1

2026-03-17T10:09:10 to 2026-03-17T13:29:11

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

Program: Calib 14: wobble (zero roll) #1

Target: QS

Pointing: xcen=-919 ycen=-1,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.33	173,182	600

IRIS: Raster of ribbons and hot plasma (AR4393)

2026-03-16T11:39:26 to 2026-03-16T16:41:45

Science Goal: Medium coarse 8-step raster 14x60 8s C II Deep x 8 FUV spectrally rebinned x 2

Program: Raster of ribbons and hot plasma (AR4393)

Target: AR

Pointing: xcen=162 ycen=341,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	1896

249782 matches
prev 1...16569 16570 16571 16572 16573 16574 [16575] 16576 16577 16578 ...16653 next