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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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250277 matches
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IRIS: BBSO coordination, AR14341

2026-01-19T17:09:00 to 2026-01-19T17:42:22

Science Goal: Large coarse 8-step raster 14x120 8s Si IV Mg II h/k Mg II w s Deep x 4 FUV spectrally rebinned x 4 SJI cadence 0.5x faster

Program: BBSO coordination, AR14341

Target: AR

Pointing: xcen=-167 ycen=-76,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	2.09	133,130	16
1400	0.35	133,130	96
2796	0.35	133,130	96

IRIS: High-cadence flare study, AR14341

2026-01-18T14:51:09 to 2026-01-18T15:28:46

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, AR14341

Target: AR

Pointing: xcen=-361 ycen=-105,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	928
2796	0.04	68,68	928

IRIS: High-cadence flare study, AR14341

2026-01-18T13:14:09 to 2026-01-18T14:13:59

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: High-cadence flare study, AR14341

Target: AR

Pointing: xcen=-382 ycen=-110,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1476
2796	0.04	68,68	1476

IRIS: BBSO coordination, AR at SE

2026-01-16T20:49:36 to 2026-01-16T21:48:19

Science Goal: Large coarse 8-step raster 14x120 8s C II Si IV Mg II h/k Mg II w s Deep x 4 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4 SJI cadence 0.5x faster

Program: BBSO coordination, AR at SE

Target: AR

Pointing: xcen=-659 ycen=-110,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.34	137,130	174
2832	2.03	137,130	29
1400	0.34	137,130	174
2796	0.34	137,130	174

IRIS: BBSO coordination, AR at SE

2026-01-16T17:35:55 to 2026-01-16T18:34:38

Science Goal: Large coarse 8-step raster 14x120 8s C II Si IV Mg II h/k Mg II w s Deep x 4 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4 SJI cadence 0.5x faster

Program: BBSO coordination, AR at SE

Target: AR

Pointing: xcen=-679 ycen=-110,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.34	137,130	174
2832	2.03	137,130	29
1400	0.34	137,130	174
2796	0.34	137,130	174

IRIS: Coronal nanojets, SE limb

2026-01-14T07:14:38 to 2026-01-14T08:22:14

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

Program: Coronal nanojets, SE limb

Target: AR

Pointing: xcen=-962 ycen=-171,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	424

IRIS: Flare study on AR 14336 (following Hinode): Program C. Raster of ribbons and hot plasma

2026-01-11T16:25:19 to 2026-01-11T17:18:53

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

Program: Flare study on AR 14336 (following Hinode): Program C. Raster of ribbons and hot plasma

Target: AR

Pointing: xcen=203 ycen=-109,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	336

IRIS: high-latitude coronal rain at pseudo streamer cusp NW limb (using HOP 269 OBSID)

2026-01-10T11:05:57 to 2026-01-10T12:06:48

Science Goal: Very large coarse 32-step raster 62x175 32s Mg II h/k Deep x 15 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4 Lossless compression

Program: high-latitude coronal rain at pseudo streamer cusp NW limb (using HOP 269 OBSID)

Target: CR

Pointing: xcen=877 ycen=832,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.27	231,182	224

IRIS: Flare study on AR 14336 (following Hinode)

2026-01-09T17:28:20 to 2026-01-09T18:26:21

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 14336 (following Hinode)

Target: AR

Pointing: xcen=-225 ycen=-111,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1528
2796	0.04	68,68	1528

IRIS: SUIT/Aditya-L1 coordination on AR 14325 (follow Hinode)

2026-01-07T04:02:40 to 2026-01-07T04:57:46

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 on AR 14325 (follow Hinode)

Target: AR

Pointing: xcen=967 ycen=-107,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	365
2796	0.15	65,68	365

IRIS: A1: QS monitoring near disk center

2026-01-06T07:01:31 to 2026-01-06T07:19:35

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 near disk center

Target: QS

Pointing: xcen=2 ycen=2,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,130	16
2832	4.52	247,130	4
1400	1.13	247,130	16
2796	1.13	247,130	16

SOTSP: Synoptic

2025-12-30T18:05:52 to 2025-12-30T18:07:41

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

SOTSP: Synoptic

2025-12-29T18:05:41 to 2025-12-29T18:07:30

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: C1: South Pole

2025-12-27T07:47:50 to 2025-12-27T08:22:00

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

Program: C1: South Pole

Target: QS

Pointing: xcen=9 ycen=-960,

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

IRIS: SUIT Coordination: Flare Catching Program (AR14317)

2025-12-27T01:17:17 to 2025-12-27T02:13:52

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 Coordination: Flare Catching Program (AR14317)

Target: AR

Pointing: xcen=-103 ycen=210,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1396
2796	0.04	68,68	1396

250277 matches
prev 1...12545 12546 12547 12548 12549 12550 [12551] 12552 12553 12554 ...16686 next