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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249610 matches
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AIA: null

2026-03-18T00:54:00 to 2026-03-18T02:30:00

Science Goal: ssw_service_260317_183956_3862_ssmq_blos_cont

Program:

Target:

Pointing: xcen=-4 ycen=-183,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	1.39	600,450	70
211	1.39	600,450	70
171	1.39	600,450	70
cont	1.39	600,450	70
1700	1.39	600,450	70
304	1.39	600,450	70
131	1.39	600,450	70
94	1.39	600,450	70
193	1.39	600,450	70
blos	1.39	600,450	70

IRIS: Sit-and-stare study of ribbons and hot plasma (14393)

2026-03-17T19:38:14 to 2026-03-17T20:59:20

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: Sit-and-stare study of ribbons and hot plasma (14393)

Target: AR

Pointing: xcen=439 ycen=320,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,67	173
1400	0.47	61,67	173
2796	0.47	61,67	173

IRIS: Sit-and-stare study of ribbons and hot plasma (14393)

2026-03-17T17:08:38 to 2026-03-17T17:59:15

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: Sit-and-stare study of ribbons and hot plasma (14393)

Target: AR

Pointing: xcen=419 ycen=320,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,67	108
1400	0.47	61,67	108
2796	0.47	61,67	108

IRIS: Calib 14: wobble (zero roll) #2

2026-03-17T13:38:42 to 2026-03-17T16:58:41

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

Program: Calib 14: wobble (zero roll) #2

Target: QS

Pointing: xcen=-39 ycen=969,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.33	173,182	599

IRIS: Very high cadence raster (AR14393)

2026-03-17T05:36:39 to 2026-03-17T06:59:20

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: Very high cadence raster (AR14393)

Target: AR

Pointing: xcen=314 ycen=332,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	2040
2796	0.04	68,68	2040

IRIS: High cadence flare obs. (AR4391)

2026-03-16T20:51:44 to 2026-03-17T00:06:54

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 obs. (AR4391)

Target: AR

Pointing: xcen=498 ycen=205,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	5140
2796	0.04	68,68	5139

IRIS: A1:QS monitoring

2026-03-15T04:10:39 to 2026-03-15T04:28:42

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=31 ycen=93,

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

2026-03-14T23:28:00 to 2026-03-15T00:20:00

Science Goal: ssw_service_260314_170403_6127_ssmq_

Program:

Target:

Pointing: xcen=-792 ycen=2,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	0.75	600,550	70
211	0.75	600,550	70
171	0.75	600,550	70
1700	0.75	600,550	70
304	0.75	600,550	70
131	0.75	600,550	70
94	0.75	600,550	70
193	0.75	600,550	70

IRIS: Raster of hot ribbons (AR4391)

2026-03-14T19:54:22 to 2026-03-14T23:54:11

Science Goal: Medium coarse 8-step raster 14x60 8s C II Deep x 8 FUV spectrally rebinned x 2

Program: Raster of hot ribbons (AR4391)

Target: AR

Pointing: xcen=77 ycen=212,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	1504

IRIS: BBSO Coordination -1/2 (AR4384)

2026-03-10T17:39:49 to 2026-03-10T21:22:29

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 -1/2 (AR4384)

Target: AR

Pointing: xcen=593 ycen=274,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.69	137,129	325
1400	0.23	137,129	975
2796	0.17	137,129	1300

IRIS: BBSO and Hinode coordination (AR 14381)

2026-03-09T20:58:58 to 2026-03-09T23:46:50

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 and Hinode coordination (AR 14381)

Target: AR

Pointing: xcen=742 ycen=212,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.69	137,129	245
1400	0.23	137,129	735
2796	0.17	137,129	980

IRIS: BBSO coordination (AR 14384)

2026-03-08T16:59:28 to 2026-03-08T20:49:00

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 (AR 14384)

Target: AR

Pointing: xcen=198 ycen=271,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.69	137,129	335
1400	0.23	137,129	1005
2796	0.17	137,129	1340

AIA: null

2026-03-07T16:00:00 to 2026-03-08T16:00:00

Science Goal: ssw_service_260308_115842_15196

Program:

Target:

Pointing: xcen=-935 ycen=204,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	21.49	600,600	68
211	22.04	600,600	43
171	21.49	600,600	68
304	21.49	600,600	68
131	21.49	600,600	68
94	21.49	600,600	68
193	22.04	600,600	43

AIA: null

2026-03-07T01:02:24 to 2026-03-07T04:58:36

Science Goal: ssw_service_260311_000615_21448_ssmq_

Program:

Target:

Pointing: xcen=0 ycen=0,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	8.5	2,458,2,458	28
211	8.4	2,458,2,458	29
171	6.5	2,458,2,458	29
1700	6.49	2,458,2,458	29
304	8.2	2,458,2,458	29
131	8.5	2,458,2,458	28
94	8.5	2,458,2,458	28
193	8.42	2,458,2,458	29

IRIS: Hinode coordination (flare program at AR 14381)

2026-03-04T02:08:46 to 2026-03-04T03:58:07

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: Hinode coordination (flare program at AR 14381)

Target: AR

Pointing: xcen=-434 ycen=223,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	2880
2796	0.04	68,68	2880

249610 matches
prev 1...16601 16602 16603 16604 16605 16606 16607 [16608] 16609 16610 ...16641 next