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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249721 matches
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TRACE: EMERG FLUX

2000-02-20T13:05:44 to 2000-02-21T00:24:56

Science Goal: SCIPLAN_EMERG_FLUX

Program: Emerging Flux

Target:

Pointing: xcen=23 ycen=438,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: EMERG FLUX

2000-02-19T00:07:16 to 2000-02-19T00:36:07

Science Goal: SCIPLAN_EMERG_FLUX

Program: Emerging Flux

Target:

Pointing: xcen=-13 ycen=824,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: FULLDISK

2000-02-05T02:54:37 to 2000-02-05T15:25:21

Science Goal: SCIPLAN_FULLDISK

Program: VLA support, AR movies

Target:

Pointing: xcen=-787 ycen=-163,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: FLARE GENE

2000-01-16T01:46:26 to 2000-01-17T00:29:57

Science Goal: SCIPLAN_FLARE_GENE

Program:

Target:

Pointing: xcen=108 ycen=-131,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: FLARE GENE

2000-01-12T04:23:37 to 2000-01-13T00:34:40

Science Goal: SCIPLAN_FLARE_GENE

Program:

Target:

Pointing: xcen=-184 ycen=478,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

IRIS: High-cadence flare study

2026-02-03T13:57:10 to 2026-02-03T15:02:48

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=-197 ycen=332,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1728
2796	0.04	68,68	1728

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

2026-01-02T23:48:19 to 2026-01-03T00:45:23

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=205 ycen=454,

saaIntervals hiIntervals

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

IRIS: OBS with Full Spectral Readout (AR14317)

2025-12-30T11:44:22 to 2025-12-30T12:41:10

Science Goal: Medium coarse 4-step raster 6x60 4s C II Mg II h/k Mg II w Deep x 2 Spatial x 2, Spectral x 1

Program: OBS with Full Spectral Readout (AR14317)

Target: AR

Pointing: xcen=729 ycen=216,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.24	67,68	232
2832	0.24	67,68	232
2796	0.24	67,68	232

IRIS: OBS with Full Spectral Readout (AR14317)

2025-12-30T10:11:32 to 2025-12-30T11:04:09

Science Goal: Medium coarse 4-step raster 6x60 4s C II Mg II h/k Mg II w Deep x 2 Spatial x 2, Spectral x 1

Program: OBS with Full Spectral Readout (AR14317)

Target: AR

Pointing: xcen=721 ycen=216,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.24	67,68	215
2832	0.24	67,68	215
2796	0.24	67,68	215

IRIS: Raster of Ribbons and Hot Plasma (AR14317)

2025-12-26T13:59:37 to 2025-12-26T14:54:27

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

Program: Raster of Ribbons and Hot Plasma (AR14317)

Target: AR

Pointing: xcen=-16 ycen=226,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,66	344

IRIS: SUIT/Aditya-L1 coordination

2025-12-22T01:39:35 to 2025-12-22T02:36:01

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=-290 ycen=416,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	65,68	348
2796	0.16	65,68	348

IRIS: Limb-to-limb tracking of ARs IHOP 307

2025-12-20T15:42:08 to 2025-12-20T16:31:05

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 of ARs IHOP 307

Target: AR

Pointing: xcen=-599 ycen=360,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	80
2832	0.61	281,182	80
1400	0.61	281,182	80
2796	0.61	281,182	80

IRIS: High-cadence flare watch

2025-12-17T18:10:59 to 2025-12-17T19:07:02

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=890 ycen=-243,

saaIntervals hiIntervals

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

IRIS: Jets in Coronal Hole watch program

2025-12-15T09:36:04 to 2025-12-15T10:32:06

Science Goal: Very large sparse 64-step raster 63x175 64s Si IV Mg II h/k Mg II w Deep x 0.5 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: Jets in Coronal Hole watch program

Target: CH

Pointing: xcen=235 ycen=72,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.16	231,182	360
1400	0.16	231,182	360
2796	0.16	231,182	360

IRIS: Limb AR watch / PSP coordination

2025-12-14T22:07:32 to 2025-12-14T23:12:35

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

Program: Limb AR watch / PSP coordination

Target: AR

Pointing: xcen=977 ycen=-248,

saaIntervals hiIntervals

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

249721 matches
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