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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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251014 matches
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TRACE: Flats

1999-07-07T03:42:41 to 1999-07-07T03:44:58

Science Goal: SCIPLAN_Flats

Program:

Target:

Pointing: xcen=-145 ycen=-58,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1216	0.21	512,512	12

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

2026-01-04T16:13:17 to 2026-01-04T17:08:19

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

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

Target: AR

Pointing: xcen=688 ycen=-107,

saaIntervals hiIntervals

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

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

2026-01-03T03:02:19 to 2026-01-03T03:59:23

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 on AR 14324 (follow Hinode)

Target: AR

Pointing: xcen=230 ycen=454,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	65,68	353
2796	0.16	65,68	352

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: Prominence monitoring SE limb (HOP 269 IRIS alone)

2025-12-31T11:50:23 to 2025-12-31T12:51:14

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: Prominence monitoring SE limb (HOP 269 IRIS alone)

Target: FI

Pointing: xcen=-530 ycen=-848,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.27	231,182	223

IRIS: Coronal Nanojets (AR14317)

2025-12-29T19:34:21 to 2025-12-29T20:30:41

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

Program: Coronal Nanojets (AR14317)

Target: AR

Pointing: xcen=616 ycen=231,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	352

IRIS: SUIT Coordination: Flare Catching Program (AR14317)

2025-12-28T00:09:09 to 2025-12-28T00:51:56

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=290 ycen=211,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1056
2796	0.04	68,68	1056

IRIS: Raster of Ribbons and Hot Plasma (AR14317)

2025-12-24T16:42:11 to 2025-12-24T17:38:31

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=-424 ycen=218,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	352

IRIS: Low-telemetry flare watch

2025-12-22T21:03:25 to 2025-12-22T21:58:06

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=-216 ycen=373,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,68	119
1400	0.46	62,68	119
2796	0.46	62,68	119

IRIS: Low-telemetry flare watch

2025-12-22T16:12:24 to 2025-12-22T17:08:55

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=-255 ycen=371,

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

2025-12-19T23:44:32 to 2025-12-20T00:28:18

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=-681 ycen=324,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	290
2796	0.15	65,68	290

IRIS: High-cadence flare watch

2025-12-19T08:59:14 to 2025-12-19T09:55:35

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: High-cadence flare watch

Target: AR

Pointing: xcen=-758 ycen=316,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1484
2796	0.04	68,68	1484

IRIS: High-cadence flare watch

2025-12-18T18:26:43 to 2025-12-18T19:22:09

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 watch

Target: AR

Pointing: xcen=931 ycen=-256,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1460
2796	0.04	68,68	1460

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

251014 matches
prev 1...7977 7978 7979 7980 7981 7982 7983 7984 [7985] 7986 ...16735 next