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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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255178 matches
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IRIS: BBSO coordination, unnamed AR (east of AR14503)

2026-08-09T16:49:24 to 2026-08-09T18:44:39

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

Program: BBSO coordination, unnamed AR (east of AR14503)

Target: AR

Pointing: xcen=-327 ycen=-411,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,129	720

AIA: null

2026-08-07T06:15:08 to 2026-08-07T07:24:34

Science Goal: ssw_service_260807_001558_48770_ssmq_131_171

Program:

Target:

Pointing: xcen=-887 ycen=-117,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	1.42	600,450	50
131	1.41	600,450	50

IRIS: Flare watch program B, AR14498

2026-08-05T18:40:36 to 2026-08-05T23:45:25

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: Flare watch program B, AR14498

Target: AR

Pointing: xcen=561 ycen=155,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,67	650
1400	0.47	61,67	650
2796	0.47	61,67	650

IRIS: THEMIS Coordination/IHOP 539: AR 14492

2026-07-28T06:09:48 to 2026-07-28T07:48:00

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 8 Spatial x 2, Spectral x 2

Program: THEMIS Coordination/IHOP 539: AR 14492

Target: AR

Pointing: xcen=548 ycen=193,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	160
2832	0.61	281,182	160
1400	0.61	281,182	160
2796	0.61	281,182	160

IRIS: BBSO coordination

2026-07-24T17:29:22 to 2026-07-24T23:35:10

Science Goal: Large sit-and-stare 0.3x120 1s Si IV Deep x 0.5 Spatial x 2, Spectral x 2

Program: BBSO coordination

Target: CH

Pointing: xcen=621 ycen=312,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.19	120,128	1900

IRIS: IHOP 539: THEMIS coordination

2026-07-23T06:59:25 to 2026-07-23T07:59:44

Science Goal: High-Cadence Flare Program: .3 sec, small linelist, Mg II h/k slow

Program: IHOP 539: THEMIS coordination

Target: AR

Pointing: xcen=315 ycen=9,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.14	61,68	441

IRIS: SUIT/Aditya-L1 coordination

2026-07-22T23:59:34 to 2026-07-23T02:29:01

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=-498 ycen=193,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	990
2796	0.15	65,68	990

IRIS: Limb to limb tracking of AR 14489

2026-07-22T12:20:51 to 2026-07-22T15:13:40

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 15 Spatial x 2, Spectral x 2

Program: Limb to limb tracking of AR 14489

Target: AR

Pointing: xcen=666 ycen=-181,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.08	281,182	160
2832	1.08	281,182	160
1400	1.08	281,182	160
2796	1.08	281,182	160

IRIS: BBSO coordination #1, AR 14489

2026-07-20T17:09:22 to 2026-07-20T18:54:53

Science Goal: High-Cadence Flare Program: .3 sec, small linelist, Mg II h/k and C II always

Program: BBSO coordination #1, AR 14489

Target: AR

Pointing: xcen=-609 ycen=-258,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.03	61,68	3360
2796	0.03	61,68	3392

IRIS: SUIT coordination

2026-07-20T00:11:02 to 2026-07-20T02:31:28

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 coordination

Target: AR

Pointing: xcen=219 ycen=-206,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	65,68	866
2796	0.16	65,68	866

IRIS: B1: AR tracking from limb to limb

2026-07-19T04:38:41 to 2026-07-19T04:56:46

Science Goal: Large coarse 64-step raster 126x120 64s Deep x 15 SJI cadence 3x faster Lossless compression

Program: B1: AR tracking from limb to limb

Target: AR

Pointing: xcen=33 ycen=-205,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	1.13	247,129	16
1400	1.13	247,129	16
2796	1.13	247,129	16

IRIS: SUIT coordination

2026-07-19T00:09:32 to 2026-07-19T02:29:58

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 coordination

Target: AR

Pointing: xcen=2 ycen=-204,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	65,68	866
2796	0.16	65,68	866

IRIS: A1: QS monitoring

2026-07-15T04:24:04 to 2026-07-15T04:42:08

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

Target: QS

Pointing: xcen=188 ycen=-136,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	4.52	247,129	4
1400	1.13	247,129	16
2796	1.13	247,129	16

IRIS: B2: QS tracking from limb to limb

2026-07-09T05:24:21 to 2026-07-09T05:33:57

Science Goal: Coarse synoptic raster 34x175 18s Deep x 30 SJI cadence 3x faster Lossless compression

Program: B2: QS tracking from limb to limb

Target: QS

Pointing: xcen=375 ycen=199,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	3.2	204,182	3
2832	3.2	204,182	3
1400	3.2	204,182	3
2796	3.2	204,182	3

IRIS: SST coordination (AR14482)

2026-07-07T16:38:58 to 2026-07-07T17:18:39

Science Goal: Large coarse 8-step raster 14x120 8s Si IV Mg II h/k Mg II w Deep x 4 Spatial x 2, Spectral x 2

Program: SST coordination (AR14482)

Target: AR

Pointing: xcen=-645 ycen=-180,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.34	137,129	116
1400	0.34	137,129	116
2796	0.34	137,129	116

255178 matches
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