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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250578 matches
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TRACE: CALIB

2000-03-14T05:29:36 to 2000-03-14T05:31:32

Science Goal: SCIPLAN_CALIB

Program: 6, ICAL 001

Target:

Pointing: xcen=1 ycen=309,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: AR8891

2000-03-03T04:16:04 to 2000-03-04T02:47:23

Science Goal: SCIPLAN_AR8891

Program:

Target:

Pointing: xcen=110 ycen=-127,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: EMERG SNAP

2000-02-27T00:38:57 to 2000-02-27T00:44:26

Science Goal: SCIPLAN_EMERG_SNAP

Program:

Target:

Pointing: xcen=309 ycen=-133,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: ICAL

2000-02-23T17:09:33 to 2000-02-23T17:25:14

Science Goal: SCIPLAN_ICAL

Program:

Target:

Pointing: xcen=-3 ycen=-17,

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: FLARE GENE

2000-01-13T00:41:32 to 2000-01-13T01:08:43

Science Goal: SCIPLAN_FLARE_GENE

Program:

Target:

Pointing: xcen=-13 ycen=824,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: null

1999-03-22T07:59:05 to 1999-03-22T23:59:28

Science Goal:

Program:

Target:

Pointing: xcen=492 ycen=423,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	1.51	512,512	636
WL	39.51	512,512	24
1600	37.86	512,512	25
195	1.51	512,512	637

TRACE: Developing small active region

1999-01-30T16:42:07 to 1999-01-30T23:17:00

Science Goal:

Program:

Target:

Pointing: xcen=-797 ycen=-321,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: null

1999-01-28T10:45:08 to 1999-01-29T01:20:45

Science Goal:

Program:

Target:

Pointing: xcen=930 ycen=338,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	1.08	384,384	815
WL	0.92	384,384	953
1600	0.91	384,384	958

IRIS: SUIT coordination: AR 14341/14345

2026-01-22T02:54:55 to 2026-01-22T03:45:51

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 coordination: AR 14341/14345

Target: AR

Pointing: xcen=274 ycen=-138,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.8	293,182	64
1400	0.2	293,182	256
2796	0.2	293,182	256

IRIS: High-cadence flare study, AR14341

2026-01-18T08:24:00 to 2026-01-18T09:22:51

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=-421 ycen=-109,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1452
2796	0.04	68,68	1452

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

2026-01-12T10:08:01 to 2026-01-12T11:05:25

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=359 ycen=-108,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	360

IRIS: SUIT/Aditya-L1 coordination on near-disk-center AR 14334

2026-01-09T02:55:33 to 2026-01-09T03:52:12

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

Program: SUIT/Aditya-L1 coordination on near-disk-center AR 14334

Target: AR

Pointing: xcen=88 ycen=-209,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	1.05	289,182	54
1400	0.26	289,182	216
2796	0.26	289,182	216

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

2026-01-04T00:08:01 to 2026-01-04T01:00:22

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

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

Target: AR

Pointing: xcen=405 ycen=437,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	65,68	324
2796	0.16	65,68	324

SOTSP: AR 14324

2025-12-31T18:42:16 to 2025-12-31T19:08:02

Science Goal: Observe active regions

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

Target: Active Region

Pointing: xcen=-240 ycen=403,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	129,162	408
6302A Velocity 6301.5A	0	129,162	408
6302A Transverse Flux Density	0	129,162	408
6302A Longitudinal Flux Density	0	129,162	408

250578 matches
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