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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253489 matches
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AIA: null

2021-10-28T16:23:50 to 2021-10-28T16:33:26

Science Goal: ssw_service_260719_111219_13289

Program:

Target:

Pointing: xcen=-2 ycen=1,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1600	0.4	2,496,2,496	25

AIA: null

2021-10-28T15:57:02 to 2021-10-28T15:58:38

Science Goal: ssw_service_260719_105728_11397

Program:

Target:

Pointing: xcen=-2 ycen=1,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1600	0.4	2,496,2,496	5

AIA: null

2021-10-28T15:27:02 to 2021-10-28T15:36:38

Science Goal: ssw_service_260719_104758_10111

Program:

Target:

Pointing: xcen=-2 ycen=1,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1600	0.4	2,496,2,496	25

IRIS: A1: QS monitoring

2026-07-22T04:25:04 to 2026-07-22T04:43:08

Science Goal: Large coarse 64-step raster 126x120 64s C II Si IV Mg II h/k Mg II w s Deep x 15 SJI cadence 0.5x faster

Program: A1: QS monitoring

Target: QS

Pointing: xcen=-131 ycen=22,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	251,131	16
2832	4.52	251,131	4
1400	1.13	251,131	16
2796	1.13	251,131	16

IRIS: High-cadence flare study

2026-07-22T02:49:24 to 2026-07-22T03:49:27

Science Goal: Large sparse 8-step raster 7x120 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 study

Target: AR

Pointing: xcen=-497 ycen=168,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	131,130	1480
2796	0.04	131,130	1480

IRIS: SUIT/Aditya-L1 coordination: flare catching

2026-07-21T23:59:24 to 2026-07-22T01:28:35

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: SUIT/Aditya-L1 coordination: flare catching

Target: AR

Pointing: xcen=68 ycen=10,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	15
2796	0.04	68,68	14

IRIS: Limb to limb tracking of AR 14489

2026-07-21T13:51:26 to 2026-07-21T16:44:15

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 15 Spatial x 2, Spectral x 2

Program: Limb to limb tracking of AR 14489

Target: AR

Pointing: xcen=500 ycen=-188,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.08	281,182	160
2832	1.08	281,182	160
1400	1.08	281,182	160
2796	1.08	281,182	160

IRIS: BBSO coordination (E limb)

2026-07-04T20:39:40 to 2026-07-04T23:44:06

Science Goal: Large coarse 16-step raster 30x120 16s Si IV Mg II h/k Deep x 4 Spatial x 2, Spectral x 2

Program: BBSO coordination (E limb)

Target: AR

Pointing: xcen=-986 ycen=43,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.17	152,128	1088
2796	0.17	152,128	1088

IRIS: AR raster (AR 14479)

2026-07-04T11:40:08 to 2026-07-04T17:22:49

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 8 Spatial x 2, Spectral x 2

Program: AR raster (AR 14479)

Target: AR

Pointing: xcen=845 ycen=248,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	560
2832	0.61	281,182	560
1400	0.61	281,182	560
2796	0.61	281,182	560

IRIS: C1: North Pole

2026-07-04T05:18:35 to 2026-07-04T05:52:46

Science Goal: Very large coarse 64-step raster 126x175 64s Deep x 30

Program: C1: North Pole

Target: QS

Pointing: xcen=-4 ycen=926,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2.14	296,182	16
2832	2.14	296,182	16
1400	2.14	296,182	16
2796	2.14	296,182	16

SOTSP: AR 14475 DKIST Target

2026-07-01T20:03:12 to 2026-07-01T21:04:58

Science Goal: AR obs.

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

Target: Active Region

Pointing: xcen=855 ycen=-218,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	297,162	955
6302A Velocity 6301.5A	0	297,162	955
6302A Transverse Flux Density	0	297,162	955
6302A Longitudinal Flux Density	0	297,162	955

IRIS: AR raster (AR 14479)

2026-07-01T15:25:35 to 2026-07-01T17:03:29

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 8 Spatial x 2, Spectral x 2

Program: AR raster (AR 14479)

Target: AR

Pointing: xcen=478 ycen=227,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	160
2832	0.61	281,182	160
1400	0.61	281,182	160
2796	0.61	281,182	160

SOTSP: null

2026-07-01T13:30:07 to 2026-07-01T13:37:27

Science Goal:

Program:

Target:

Pointing: xcen=452 ycen=159,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	61,122	196
6302A Velocity 6301.5A	0	61,122	196
6302A Transverse Flux Density	0	61,122	196
6302A Longitudinal Flux Density	0	61,122	196

SOTSP: Synoptic

2026-06-29T18:05:44 to 2026-06-29T18:07:33

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

EIS: Synoptic/Comprehensive Active Region Studies

2026-06-29T12:25:19 to 2026-06-29T13:26:04

Science Goal: HPW021VEL260x512v2

Program:

Target:

Pointing: xcen=531 ycen=-511,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeXIII		261,512	null
FeXVI		261,512	null
SiX		261,512	null
SX		261,512	null
FeXXIV		261,512	null
SiVII		261,512	null
FeXI		261,512	null
FeXV		261,512	null
MgVII		261,512	null
CaXV		261,512	null
CaXVI		261,512	null
FeXII		261,512	null
FeIX		261,512	null
FeXIV		261,512	null

253489 matches
prev 1...16881 [16882] 16883 16884 16885 16886 16887 16888 16889 16890 ...16900 next