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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252443 matches
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TRACE:

2000-02-06T01:30:34 to 2000-02-06T02:44:29

Science Goal:

Program: VLA support, AR movies, Full Disk Raster

Target:

Pointing: xcen=-3 ycen=-17,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: FOCUS TEST

2000-02-04T12:21:24 to 2000-02-05T00:51:52

Science Goal: SCIPLAN_FOCUS_TEST

Program: Calibrations + test of VLA sequence + flare watch

Target:

Pointing: xcen=-791 ycen=-109,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: SYNOPTIC

2000-01-26T02:38:15 to 2000-01-27T02:23:53

Science Goal: SCIPLAN_SYNOPTIC

Program: small Rust AR (but growing) and then AR 8841 as suggested by SXT

Target:

Pointing: xcen=-243 ycen=-399,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: FLARE GENE

2000-01-13T01:20:21 to 2000-01-13T03:04:43

Science Goal: SCIPLAN_FLARE_GENE

Program:

Target:

Pointing: xcen=-3 ycen=504,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: FLARE GENE

2000-01-12T03:36:57 to 2000-01-12T04:03:18

Science Goal: SCIPLAN_FLARE_GENE

Program:

Target:

Pointing: xcen=-13 ycen=824,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: AR8810

2000-01-06T06:47:12 to 2000-01-06T15:50:51

Science Goal: SCIPLAN_AR8810

Program: Continue following AR 8810, then WL flats, then some more AR 8810 followed by a 2 orbit East limb movie and then sit on the new AR coming over in the SE

Target:

Pointing: xcen=696 ycen=579,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: AR8704

1999-09-27T01:53:37 to 1999-09-27T04:27:55

Science Goal: SCIPLAN_AR8704

Program: AR 8704, some calibrations

Target:

Pointing: xcen=664 ycen=-475,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	60.83	512,512	3
1700	60.85	512,512	3
WL	60.85	512,512	3
1600	60.85	512,512	3
284	60.77	512,512	3
195	60.8	512,512	3
1550	60.85	512,512	3
1216	60.85	512,512	3

IRIS: BBSO coordination, AR 14358

2026-01-30T17:49:10 to 2026-01-30T18:51:44

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, AR 14358

Target: AR

Pointing: xcen=-427 ycen=329,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	2.09	133,130	30
1400	0.35	133,130	180
2796	0.35	133,130	180

IRIS: Low-telem flare watch: AR 14341

2026-01-21T15:36:05 to 2026-01-21T16:36:34

Science Goal: Medium sit-and-stare 0.3x60 1s C II Si IV Mg II h/k Deep x 8 FUV spectrally rebinned x 2

Program: Low-telem flare watch: AR 14341

Target: AR

Pointing: xcen=248 ycen=-146,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	129
1400	0.47	61,66	129
2796	0.47	61,66	129

IRIS: BBSO coordination, AR at SE

2026-01-16T22:26:35 to 2026-01-16T22:50:53

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=-647 ycen=-109,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.34	136,130	72
2832	2.03	136,130	12
1400	0.34	136,130	72
2796	0.34	136,130	72

IRIS: BBSO Coordination on AR 14336 leading spot's trailing edge

2026-01-12T16:41:15 to 2026-01-12T17:33:23

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 on AR 14336 leading spot's trailing edge

Target: AR

Pointing: xcen=396 ycen=-89,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	2.09	133,130	25
1400	0.35	133,130	150
2796	0.35	133,130	150

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

2026-01-11T22:49:07 to 2026-01-11T23:43:58

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=262 ycen=-109,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	344

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

2026-01-11T19:35:08 to 2026-01-11T20:32:32

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=233 ycen=-108,

saaIntervals hiIntervals

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

IRIS: Flare study on AR 14336 (following Hinode)

2026-01-11T09:53:12 to 2026-01-11T10:51:13

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=142 ycen=-103,

saaIntervals hiIntervals

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

IRIS: Flare study on AR 14325 at west limb (not following Hinode)

2026-01-07T13:35:08 to 2026-01-07T14:41:43

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 at west limb (not following Hinode)

Target: AR

Pointing: xcen=978 ycen=-132,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	416

252443 matches
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