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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256816 matches
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IRIS: very large dense 400-step raster AR12289

2015-02-21T12:35:19 to 2015-02-21T14:19:32

Science Goal: Very large dense raster 131.7x175 400s Deep x 4 Spatial x 2, Spectral x 2

Program: very large dense 400-step raster AR12289

Target: AR

Pointing: xcen=-566 ycen=-31,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.35	309,182	300
2832	0.35	309,182	300
1400	0.35	309,182	300
2796	0.35	309,182	299

IRIS: Time killer for AR 12282

2015-02-15T08:04:33 to 2015-02-15T09:11:37

Science Goal: Large coarse 64-step raster 126x120 64s C II Deep x 30 Spatial x 2, Spectral x 2

Program: Time killer for AR 12282

Target: AR

Pointing: xcen=244 ycen=293,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.53	246,129	128

IRIS: QS scan (2/10)

2015-02-11T00:55:22 to 2015-02-11T01:05:24

Science Goal: Very large coarse 64-step raster 126x175 64s Deep x 8 FUV spectrally rebinned x 2

Program: QS scan (2/10)

Target: QS

Pointing: xcen=-48 ycen=319,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.63	295,182	16
2832	0.63	295,182	16
1400	0.63	295,182	16
2796	0.63	295,182	16

EIS: co-alignment at N-limb

2014-11-27T04:42:28 to 2014-11-27T05:38:10

Science Goal: co-alignment at N-limb

Program:

Target:

Pointing: xcen=-10 ycen=957,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
SiX		60,512	null
FeXI		60,512	null
FeXV		60,512	null
FeXII		60,512	null

IRIS: HD144470 stellar calibration pointing 2

2014-11-26T01:12:00 to 2014-11-26T01:24:59

Science Goal: HD144470-pointing2

Program: HD144470 stellar calibration pointing 2

Target: (NONE)

Pointing: xcen=-420 ycen=866,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2	361,182	6
1400	2	361,182	7

AIA: M-flare from AR1121

2010-11-05T00:01:01 to 2010-11-05T03:29:49

Science Goal: ssw_service_101104_203718_52097828

Program:

Target:

Pointing: xcen=-883 ycen=-395,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	1.05	557,586	200
304	1.05	557,586	200

TRACE:

1999-01-21T04:41:55 to 1999-01-21T12:02:03

Science Goal:

Program: flare watch, test new frames

Target:

Pointing: xcen=405 ycen=416,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	1.19	384,384	370
WL	0.94	384,384	467
1600	0.95	384,384	466

IRIS: SST/SolO coordination

2026-08-25T07:59:45 to 2026-08-25T12:00:03

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/SolO coordination

Target: AR

Pointing: xcen=-103 ycen=-60,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	6328
2796	0.04	68,68	6328

IRIS: Major Flare Watch (High cadence)

2025-11-11T10:40:16 to 2025-11-11T11:40:38

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

Program: Major Flare Watch (High cadence)

Target: AR

Pointing: xcen=371 ycen=336,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	400
2796	0.15	65,68	400

IRIS: High Cadence Raster: AR14267

2025-10-27T08:24:25 to 2025-10-27T09:31:33

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: High Cadence Raster: AR14267

Target: AR

Pointing: xcen=-358 ycen=-17,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1656
2796	0.04	68,68	1656

IRIS: Low-telemetry Off-limb Flare Watch of AR14217/AR14224

2025-09-27T18:09:35 to 2025-09-27T23:49:35

Science Goal: Large sit-and-stare 0.3x120 1s C II Si IV Mg II h/k Deep x 15 Spatial x 2, Spectral x 2

Program: Low-telemetry Off-limb Flare Watch of AR14217/AR14224

Target: AR

Pointing: xcen=939 ycen=-262,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.81	122,129	419
1400	0.81	122,129	419
2796	0.81	122,129	419

IRIS: SolO Coordination: SPICE

2025-09-14T10:55:14 to 2025-09-14T11:50:10

Science Goal: Very large dense 320-step raster 105.3x175 320s Si IV Mg II h/k Deep x 4 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: SolO Coordination: SPICE

Target: QS

Pointing: xcen=-939 ycen=-168,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.17	281,182	320
2796	0.17	281,182	320

IRIS: High-cadence flare study

2025-08-27T02:30:13 to 2025-08-27T03:46:10

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: High-cadence flare study

Target: AR

Pointing: xcen=24 ycen=61,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	2000
2796	0.04	68,68	2000

IRIS: B2: QS tracking from limb to limb

2025-08-17T06:53:31 to 2025-08-17T07:03:07

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

Program: B2: QS tracking from limb to limb

Target: QS

Pointing: xcen=216 ycen=291,

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

SOTSP: AR 14178

2025-08-12T13:30:52 to 2025-08-12T14:03:13

Science Goal: AR observation

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

Target: Active Region

Pointing: xcen=728 ycen=40,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	159,162	508
6302A Velocity 6301.5A	0	159,162	508
6302A Transverse Flux Density	0	159,162	508
6302A Longitudinal Flux Density	0	159,162	508

256816 matches
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