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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249790 matches
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IRIS: B1:QS tracking

2026-03-12T04:49:25 to 2026-03-12T04:59:00

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

Program: B1:QS tracking

Target: QS

Pointing: xcen=-387 ycen=-250,

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: BBSO coordination - 2/2 (AR4385)

2026-03-10T21:40:16 to 2026-03-11T00:17:51

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

Program: BBSO coordination - 2/2 (AR4385)

Target: AR

Pointing: xcen=480 ycen=-156,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.69	137,129	230
1400	0.23	137,129	690
2796	0.17	137,129	920

AIA: null

2026-03-10T10:15:00 to 2026-03-10T12:45:00

Science Goal: ssw_service_260310_052158_1459_ssmq_

Program:

Target:

Pointing: xcen=-848 ycen=369,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	2.02	600,450	75
211	2.02	600,450	75
171	2.02	600,450	75
1700	2.02	600,450	75
304	2.02	600,450	75
131	2.02	600,450	75
94	2.03	600,450	75
193	2.02	600,450	75

IRIS: A1: QS monitoring

2026-02-27T04:30:05 to 2026-02-27T04:48:08

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=124 ycen=-124,

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: SolO Coordination (SPICE L BOTH LRES MCAD Pole-to-Pole)

2026-02-26T12:39:06 to 2026-02-26T17:32:49

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

Program: SolO Coordination (SPICE L_BOTH_LRES_MCAD_Pole-to-Pole)

Target: CH

Pointing: xcen=819 ycen=-70,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	480
2832	0.61	281,182	480
1400	0.61	281,182	480
2796	0.61	281,182	480

IRIS: SUIT coordination (AR close to disk center)

2026-02-26T00:32:16 to 2026-02-26T01:45:28

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 close to disk center)

Target: AR

Pointing: xcen=374 ycen=-206,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.8	293,182	92
1400	0.2	293,182	368
2796	0.2	293,182	368

IRIS: Limb-to-limb tracking of ARs (unnamed AR at disk center)

2026-02-25T14:43:42 to 2026-02-25T15:32:38

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 (unnamed AR at disk center)

Target: AR

Pointing: xcen=475 ycen=-36,

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

AIA: null

2026-02-18T20:12:00 to 2026-02-18T21:15:14

Science Goal: ssw_service_260218_125751_12028_ssmq_

Program:

Target:

Pointing: xcen=-846 ycen=-61,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	0.93	600,450	69
211	0.91	600,450	70
171	0.91	600,450	70
1700	0.92	600,450	69
304	0.91	600,450	70
131	0.91	600,450	70
94	0.93	600,450	69
193	0.94	600,450	68

IRIS: High Cadence Flare Studies

2026-02-15T08:44:33 to 2026-02-15T10:03:50

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: High Cadence Flare Studies

Target: AR

Pointing: xcen=-1 ycen=316,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	65,68	489
2796	0.16	65,68	489

IRIS: Filament Bright Rim Study

2026-02-14T07:57:40 to 2026-02-14T08:10:01

Science Goal: Medium sparse 8-step raster 7x60 8s C II Mg II h/k Deep x 8 FUV spectrally rebinned x 2

Program: Filament Bright Rim Study

Target: FI

Pointing: xcen=-565 ycen=-166,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.31	68,65	40
2796	0.31	68,65	40

IRIS: C1: North Pole

2026-02-14T05:16:49 to 2026-02-14T05:51:00

Science Goal: Very large coarse 64-step raster 126x175 64s Deep x 30

Program: C1: North Pole

Target: QS

Pointing: xcen=-2 ycen=975,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2.14	296,182	16
2832	2.14	296,182	16
1400	2.14	296,182	16
2796	2.14	296,182	16

EIS: SOOP: High cadence flare observations - context.

2026-02-13T16:06:10 to 2026-02-13T16:09:06

Science Goal:

Program:

Target:

Pointing: xcen=360 ycen=103,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

IRIS: SolO coordination: AR Heating

2026-02-13T11:30:46 to 2026-02-13T12:25:43

Science Goal: Very large dense 320-step raster 105.3x175 320s Si IV Mg II h/k Deep x 4 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: SolO coordination: AR Heating

Target: AR

Pointing: xcen=264 ycen=269,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.17	281,182	320
2796	0.17	281,182	320

IRIS: BBSO coordination (after SolO)

2026-02-12T22:35:55 to 2026-02-12T23:42:56

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

Program: BBSO coordination (after SolO)

Target: AR

Pointing: xcen=213 ycen=267,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	443
2796	0.15	65,68	444

IRIS: Calib 14: Wobble (zero roll) 2/2

2026-02-12T15:58:37 to 2026-02-12T16:39:58

Science Goal: SJI MgII w, 1x1, 10s exp, 20s cadence, for wobble calibration

Program: Calib 14: Wobble (zero roll) 2/2

Target: (NONE)

Pointing: xcen=-39 ycen=969,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.33	173,182	124

249790 matches
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