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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256799 matches
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IRIS: Limb-to-limb tracking: AR 14496

2026-08-01T12:47:44 to 2026-08-01T16:03:33

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

Program: Limb-to-limb tracking: AR 14496

Target: AR

Pointing: xcen=632 ycen=15,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	320
2832	0.61	281,182	320
1400	0.61	281,182	320
2796	0.61	281,182	320

IRIS: C1: South Pole

2026-08-01T05:54:13 to 2026-08-01T06:28:24

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

Program: C1: South Pole

Target: (NONE)

Pointing: xcen=7 ycen=-944,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2.14	295,182	16
2832	2.14	295,182	16
1400	2.14	295,182	16
2796	2.14	295,182	16

EIS: Active region studies: large map

2026-08-01T01:56:15 to 2026-08-01T03:01:38

Science Goal:

Program:

Target:

Pointing: xcen=866 ycen=-292,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeXIII		491,512	null
FeX		491,512	null
FeXVI		491,512	null
SiX		491,512	null
SX		491,512	null
SiVII		491,512	null
FeXI		491,512	null
FeXV		491,512	null
MgVII		491,512	null
CaXV		491,512	null
CaXVI		491,512	null
FeXII		491,512	null
FeIX		491,512	null
FeVIII		491,512	null
FeXIV		491,512	null

SOTSP: Synoptic

2026-07-31T17:58:33 to 2026-07-31T18:00:23

Science Goal: Synoptic

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

Target: 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: SST Coordination: unnamed AR

2026-07-30T08:08:00 to 2026-07-30T12:17:25

Science Goal: Medium dense 16-step raster 5x60 16s Si IV Mg II h/k Mg II w Deep x 4 FUV spectrally rebinned x 4

Program: SST Coordination: unnamed AR

Target: AR

Pointing: xcen=-181 ycen=-224,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.35	66,67	720
1400	0.35	66,67	720
2796	0.35	66,67	720

IRIS: Low telemetry flare study

2026-07-25T00:09:21 to 2026-07-25T03:53:21

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

Program: Low telemetry flare study

Target: AR

Pointing: xcen=640 ycen=26,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,68	1440

IRIS: BBSO coordination

2026-07-24T17:29:22 to 2026-07-24T23:35:10

Science Goal: Large sit-and-stare 0.3x120 1s Si IV Deep x 0.5 Spatial x 2, Spectral x 2

Program: BBSO coordination

Target: CH

Pointing: xcen=621 ycen=312,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.19	120,128	1900

IRIS: SST coordination

2026-07-24T10:05:41 to 2026-07-24T11:57:21

Science Goal: Large dense 16-step raster 5x120 16s Si IV Mg II h/k Mg II w Deep x 4 FUV spectrally rebinned x 4

Program: SST coordination

Target: AR

Pointing: xcen=561 ycen=26,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.35	127,129	320
1400	0.35	127,129	319
2796	0.35	127,129	320

IRIS: B1: AR tracking from limb to limb

2026-07-19T04:38:41 to 2026-07-19T04:56:46

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

Target: AR

Pointing: xcen=33 ycen=-205,

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: A1: QS monitoring

2026-07-16T04:39:04 to 2026-07-16T04:57:08

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=-103 ycen=-22,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	4.52	247,129	4
1400	1.13	247,129	16
2796	1.13	247,129	16

IRIS: B1: AR tracking from limb to limb

2026-07-14T04:50:05 to 2026-07-14T05:08:11

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

Target: AR

Pointing: xcen=636 ycen=-190,

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: A1: QS monitoring

2026-07-14T04:21:04 to 2026-07-14T04:39:08

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=2 ycen=-36,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	4.52	247,129	4
1400	1.13	247,129	16
2796	1.13	247,129	16

IRIS: SST coordination very high-cadence raster flare study (AR14485)

2026-07-23T15:23:19 to 2026-07-13T09:58:59

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: SST coordination very high-cadence raster flare study (AR14485)

Target: AR

Pointing: xcen=916 ycen=-201,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	3797
2796	0.04	68,68	3797

IRIS: Sit-and-stare flare study (AR14485)

2026-07-11T11:40:34 to 2026-07-11T13:29:56

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

Program: Sit-and-stare flare study (AR14485)

Target: AR

Pointing: xcen=809 ycen=-203,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,69	238
1400	0.46	62,69	238
2796	0.46	62,69	238

IRIS: BBSO coordination, target 1 (W prominence)

2026-07-10T17:29:57 to 2026-07-10T20:23:32

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, target 1 (W prominence)

Target: FI

Pointing: xcen=952 ycen=121,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.17	152,129	1024
2796	0.17	152,129	1024

256799 matches
prev 1...14649 14650 14651 [14652] 14653 14654 14655 14656 14657 14658 ...17120 next