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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252500 matches
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SOTSP: HOP 485 North

2025-06-24T13:14:17 to 2025-06-24T14:12:16

Science Goal: High-latitude magnetic field evolution during the sunspot cycle

Program: Fast deep mode, HOP81 in the eclipse, EAST -680

Target: North pole

Pointing: xcen=-117 ycen=734,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	108,162	342
6302A Velocity 6301.5A	0	108,162	342
6302A Transverse Flux Density	0	108,162	342
6302A Longitudinal Flux Density	0	108,162	342

SOTSP: Track AR14105

2025-06-10T15:29:06 to 2025-06-10T16:16:29

Science Goal: Track AR

Program: Fast map, 230"x164", Q65, 1-side CCD

Target: Active Region

Pointing: xcen=165 ycen=-327,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	233,162	746
6302A Velocity 6301.5A	0	233,162	746
6302A Transverse Flux Density	0	233,162	746
6302A Longitudinal Flux Density	0	233,162	746

AIA: null

2014-05-20T12:00:06 to 2014-05-20T23:59:54

Science Goal: ssw_service_260519_061202_29510

Program:

Target:

Pointing: xcen=17 ycen=-15,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
193	65.44	64,64	12

AIA: null

2013-10-27T12:35:11 to 2013-10-27T12:39:59

Science Goal: ssw_service_260524_184833_43992

Program:

Target:

Pointing: xcen=764 ycen=152,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.3	918,999	17

IRIS: wav. cal.

2013-08-20T05:29:48 to 2013-08-20T07:09:48

Science Goal: wav. cal.

Program: Wave Cal on plage at -90 roll

Target: (NONE)

Pointing: xcen=323 ycen=-303,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	1.02	174,182	98
1400	1.03	174,182	97

IRIS: SUIT coordination: flares

2026-06-04T00:03:47 to 2026-06-04T01:23:22

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: flares

Target: AR

Pointing: xcen=329 ycen=244,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.8	293,182	100
1400	0.2	293,182	399
2796	0.2	293,182	400

IRIS: HOP 532 - AR14455

2026-06-03T17:44:38 to 2026-06-03T22:30:12

Science Goal: Large sit-and-stare 0.3x120 1s Deep x 8 Spatial x 2, Spectral x 2

Program: HOP 532 - AR14455

Target: AR

Pointing: xcen=286 ycen=226,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.62	123,129	460
2832	0.62	123,129	460
1400	0.62	123,129	460
2796	0.62	123,129	460

IRIS: SUIT coordination - flares

2026-06-02T23:51:57 to 2026-06-03T01:21:01

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 coordination - flares

Target: AR

Pointing: xcen=47 ycen=252,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	590
2796	0.15	65,68	590

IRIS: SST coordination - AR14455

2026-06-02T07:39:41 to 2026-06-02T12:40:44

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 - AR14455

Target: AR

Pointing: xcen=-76 ycen=253,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.34	137,129	880
1400	0.34	137,129	880
2796	0.34	137,129	880

IRIS: High-cadence flare watch: AR 14455

2026-05-31T12:01:03 to 2026-05-31T17:50:25

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: AR 14455

Target: AR

Pointing: xcen=-449 ycen=250,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	9200
2796	0.04	68,68	9200

IRIS: Limb-to-limb tracking of AR 14448

2026-05-31T05:08:38 to 2026-05-31T06:35:03

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 14448

Target: AR

Pointing: xcen=241 ycen=-126,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.08	281,182	80
2832	1.08	281,182	80
1400	1.08	281,182	80
2796	1.08	281,182	80

IRIS: SUIT Coordination: AR near disk center

2026-05-31T02:32:16 to 2026-05-31T03:04:06

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 near disk center

Target: AR

Pointing: xcen=221 ycen=-116,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.8	293,182	40
1400	0.2	293,182	160
2796	0.2	293,182	160

IRIS: HOP 532: AR 14446

2026-05-29T18:01:07 to 2026-05-29T23:42:33

Science Goal: Large sit-and-stare 0.3x120 1s Deep x 8 Spatial x 2, Spectral x 2

Program: HOP 532: AR 14446

Target: AR

Pointing: xcen=72 ycen=-232,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.62	123,129	550
2832	0.62	123,129	550
1400	0.62	123,129	550
2796	0.62	123,129	550

IRIS: SST Coordination: AR 14446

2026-05-28T07:10:00 to 2026-05-28T11:43:41

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: AR 14446

Target: AR

Pointing: xcen=-255 ycen=-218,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.34	137,129	800
1400	0.34	137,129	800
2796	0.34	137,129	800

IRIS: A1: QS monitoring

2026-05-28T04:29:04 to 2026-05-28T04:47:08

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=85 ycen=-109,

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

252500 matches
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