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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252997 matches
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IRIS: C1: North Pole

2026-06-27T05:13:36 to 2026-06-27T05:47:48

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

Program: C1: North Pole

Target: (NONE)

Pointing: xcen=1 ycen=943,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2.14	298,179	16
2832	2.14	298,179	16
1400	2.14	298,179	16
2796	2.14	298,179	16

SOTSP: AR 14465

2026-06-14T14:40:35 to 2026-06-14T15:12:57

Science Goal: Sunspot evolution

Program: Fast map, 164x164", 1-side, Q75, no repeat

Target: Pore

Pointing: xcen=61 ycen=46,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	162,162	512
6302A Velocity 6301.5A	0	162,162	512
6302A Transverse Flux Density	0	162,162	512
6302A Longitudinal Flux Density	0	162,162	512

SOTSP: AR 14465

2026-06-14T11:24:05 to 2026-06-14T11:56:26

Science Goal: Sunspot evolution

Program: Fast map, 164x164", 1-side, Q75, no repeat

Target: Pore

Pointing: xcen=31 ycen=46,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	159,162	508
6302A Velocity 6301.5A	0	159,162	508
6302A Transverse Flux Density	0	159,162	508
6302A Longitudinal Flux Density	0	159,162	508

SOTSP: Synoptic

2026-06-13T17:55:52 to 2026-06-13T17:57:41

Science Goal: Synoptic

Program: Synoptic Very Fast Map, 15"x162", 3 mins.

Target: Calibration, Synoptic

Pointing: xcen=-0 ycen=7,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	16,162	49
6302A Velocity 6301.5A	0	16,162	49
6302A Transverse Flux Density	0	16,162	49
6302A Longitudinal Flux Density	0	16,162	49

IRIS: A1: QS monitoring

2026-06-11T04:20:04 to 2026-06-11T04:38:08

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=0 ycen=3,

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

AIA: null

2021-05-09T12:14:57 to 2021-05-09T12:16:57

Science Goal: ssw_service_260702_060500_38227

Program:

Target:

Pointing: xcen=7 ycen=2,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
211	0.2	2,461,2,461	10
171	0.2	2,456,2,456	10
1600	0.4	2,496,2,496	5
193	0.2	2,461,2,461	10

AIA: null

2026-07-02T08:30:00 to 2026-07-02T12:00:00

Science Goal: ssw_service_260702_080357_419_ssmq_

Program:

Target:

Pointing: xcen=558 ycen=191,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	2.66	600,450	80
211	2.66	600,450	80
171	2.66	600,450	80
1700	2.65	600,450	80
304	2.66	600,450	80
131	2.66	600,450	80
94	2.66	600,450	80
193	2.66	600,450	80

AIA: null

2026-07-02T01:15:00 to 2026-07-02T03:00:00

Science Goal: ssw_service_260701_191255_2088_ssmq_

Program:

Target:

Pointing: xcen=459 ycen=252,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	1.33	600,450	80
211	1.33	600,450	80
171	1.34	600,450	79
1700	1.32	600,450	80
304	1.33	600,450	80
131	1.33	600,450	80
94	1.33	600,450	80
193	1.33	600,450	80

IRIS: SUIT/Aditya-L1 coordination

2026-06-28T23:46:22 to 2026-06-29T02:32:25

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

Program: SUIT/Aditya-L1 coordination

Target: AR

Pointing: xcen=-450 ycen=-139,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	91
2796	0.15	65,68	90

IRIS: BBSO coordination

2026-06-28T17:37:09 to 2026-06-28T23:36:31

Science Goal: Large coarse 16-step raster 30x120 16s Si IV Mg II h/k Deep x 4 Spatial x 2, Spectral x 2

Program: BBSO coordination

Target: CR

Pointing: xcen=951 ycen=139,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.17	152,129	2119
2796	0.17	152,129	2120

IRIS: High cadence flare study

2026-06-28T11:49:22 to 2026-06-28T14:19:15

Science Goal: High-Cadence Flare Program: .3 sec, small linelist, C II slow

Program: High cadence flare study

Target: AR

Pointing: xcen=-545 ycen=-136,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.14	59,68	1092

IRIS: SUIT/Aditya-L1 coordination

2026-06-27T23:39:32 to 2026-06-28T03:41:04

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=-453 ycen=-151,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	1600
2796	0.15	65,68	1600

IRIS: BBSO coordination

2026-06-27T17:28:08 to 2026-06-27T23:28:51

Science Goal: Large coarse 16-step raster 30x120 16s Si IV Mg II h/k Deep x 4 Spatial x 2, Spectral x 2

Program: BBSO coordination

Target: CR

Pointing: xcen=951 ycen=139,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.17	152,129	2128
2796	0.17	152,129	2128

IRIS: C1: North Pole

2026-06-27T05:13:37 to 2026-06-27T05:47:48

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

Program: C1: North Pole

Target: (NONE)

Pointing: xcen=0 ycen=944,

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

IRIS: B2: QS tracking form limb to limb

2026-06-11T05:17:22 to 2026-06-11T05:26:57

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

Program: B2: QS tracking form limb to limb

Target: QS

Pointing: xcen=-598 ycen=-158,

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

252997 matches
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