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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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255805 matches
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TRACE: active region loops

1999-02-24T11:12:42 to 1999-02-24T16:56:13

Science Goal: SCIPLAN_active_region_loops

Program: TRACE/SXT Active Region Loop Measurements, Coordination with SUMER

Target:

Pointing: xcen=917 ycen=366,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	12.4	512,512	28
1600	1.87	512,512	185
284	2.37	512,512	146
195	12.87	512,512	27

IRIS: SUIT/Aditya-L1 coordination on AR 14324 near disk center (follow Hinode)

2026-01-01T21:56:20 to 2026-01-01T22:50:27

Science Goal: Very large coarse 64-step raster 126x175 64s Si IV Mg II h/k Mg II w s Deep x 2 Spatial x 4, Spectral x 4

Program: SUIT/Aditya-L1 coordination on AR 14324 near disk center (follow Hinode)

Target: AR

Pointing: xcen=4 ycen=437,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.8	293,182	68
1400	0.2	293,182	272
2796	0.2	293,182	272

IRIS: Flare study on AR 14325/14323 (follow Hinode)

2026-01-01T10:37:31 to 2026-01-01T11:34:22

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: Flare study on AR 14325/14323 (follow Hinode)

Target: AR

Pointing: xcen=18 ycen=-112,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1500
2796	0.04	68,68	1499

IRIS: B2: QS tracking (limb-to-limb), at same mu angle as AR 14317

2026-01-01T07:23:21 to 2026-01-01T07:32:55

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

Program: B2: QS tracking (limb-to-limb), at same mu angle as AR 14317

Target: QS

Pointing: xcen=792 ycen=-505,

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

IRIS: Coronal Nanojets off-limb on AR 14321 (follow Hinode)

2025-12-31T16:41:23 to 2025-12-31T17:46:26

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

Program: Coronal Nanojets off-limb on AR 14321 (follow Hinode)

Target: AR

Pointing: xcen=970 ycen=-162,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,66	408

IRIS: B2: QS tracking from limb to limb

2025-12-30T08:30:36 to 2025-12-30T08:40:11

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=695 ycen=-137,

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

IRIS: Very High Cadence Raster on AR14317

2025-12-28T19:19:20 to 2025-12-28T19:21:07

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 on AR14317

Target: AR

Pointing: xcen=444 ycen=236,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	44
2796	0.04	68,68	44

IRIS: Very High Cadence Raster on AR14317

2025-12-27T19:04:18 to 2025-12-27T20:01:03

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: Very High Cadence Raster on AR14317

Target: AR

Pointing: xcen=233 ycen=235,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1400
2796	0.04	68,68	1400

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

IRIS: Raster of Ribbons and Hot Plasma (AR14317)

2025-12-24T15:05:39 to 2025-12-24T16:00:42

Science Goal: Large coarse 8-step raster 14x120 8s C II Deep x 8 FUV spectrally rebinned x 2

Program: Raster of Ribbons and Hot Plasma (AR14317)

Target: AR

Pointing: xcen=-440 ycen=218,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	344

IRIS: Low-telemetry flare watch

2025-12-22T09:44:23 to 2025-12-22T10:40:54

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: Low-telemetry flare watch

Target: AR

Pointing: xcen=-478 ycen=353,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,68	123
1400	0.46	62,68	123
2796	0.46	62,68	123

IRIS: SUIT/Aditya-L1 coordination

2025-12-22T00:02:27 to 2025-12-22T00:58:23

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: SUIT/Aditya-L1 coordination

Target: AR

Pointing: xcen=-306 ycen=415,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	65,68	345
2796	0.16	65,68	345

IRIS: Off-limb flare watch

2025-12-19T16:54:56 to 2025-12-19T17:59:59

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

Program: Off-limb flare watch

Target: AR

Pointing: xcen=950 ycen=-246,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	408

IRIS: Low-telemetry flare watch

2025-12-16T19:32:59 to 2025-12-16T20:29:02

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: Low-telemetry flare watch

Target: AR

Pointing: xcen=807 ycen=-243,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,68	122
1400	0.46	62,68	122
2796	0.46	62,68	122

IRIS: Flare watch program C, AR14296

2025-12-11T23:08:30 to 2025-12-11T23:55:42

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

Program: Flare watch program C, AR14296

Target: AR

Pointing: xcen=896 ycen=-248,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	296

255805 matches
prev 1...6105 6106 6107 6108 6109 [6110] 6111 6112 6113 6114 ...17054 next