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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257280 matches
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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: BBSO coordination (AR4391)

2026-03-13T17:10:22 to 2026-03-13T23:10:05

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 (AR4391)

Target: AR

Pointing: xcen=-189 ycen=216,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.69	137,129	525
1400	0.23	137,129	1575
2796	0.17	137,129	2100

IRIS: Hinode coordination (AR 14381)

2026-03-08T08:20:55 to 2026-03-08T11:00:24

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 (AR 14381)

Target: AR

Pointing: xcen=446 ycen=246,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	4199
2796	0.04	68,68	4200

IRIS: High-cadence flare program (AR 14381)

2026-03-07T06:23:40 to 2026-03-07T10:59:21

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 program (AR 14381)

Target: AR

Pointing: xcen=225 ycen=268,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	6800
2796	0.04	68,68	6800

IRIS: SUIT Coordination

2026-02-18T23:55:32 to 2026-02-19T03:26:53

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=-211 ycen=240,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	1400
2796	0.15	65,68	1400

IRIS: BBSO coordination

2026-02-16T16:59:02 to 2026-02-16T21:59:09

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

Target: AR

Pointing: xcen=295 ycen=290,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.69	137,129	438
1400	0.23	137,129	1314
2796	0.17	137,129	1752

IRIS: SolO coordination: Fast Wind (Finley)

2026-02-14T10:07:59 to 2026-02-14T11:16:42

Science Goal: Large sparse 64-step raster 63x120 64s Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2

Program: SolO coordination: Fast Wind (Finley)

Target: QS

Pointing: xcen=218 ycen=-94,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.31	186,129	224
2796	0.31	186,129	224

IRIS: A1: QS monitoring

2026-02-14T04:28:50 to 2026-02-14T04:46:54

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=48 ycen=38,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	248,129	16
2832	4.52	248,129	4
1400	1.13	248,129	16
2796	1.13	248,129	16

IRIS: Low Telemetry Flare Study

2026-02-13T09:54:17 to 2026-02-13T10:41:35

Science Goal: Medium coarse 8-step raster 14x60 8s C II Deep x 8 Spatial x 2, Spectral x 2

Program: Low Telemetry Flare Study

Target: AR

Pointing: xcen=313 ycen=260,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,68	304

IRIS: Low Telemetry Flare Study

2026-02-10T05:57:17 to 2026-02-10T07:06:59

Science Goal: Medium coarse 8-step raster 14x60 8s C II Deep x 8 Spatial x 2, Spectral x 2

Program: Low Telemetry Flare Study

Target: AR

Pointing: xcen=875 ycen=297,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,68	448

IRIS: SUIT coordination

2026-02-09T23:29:42 to 2026-02-10T00:39:26

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=867 ycen=296,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	461
2796	0.15	65,68	462

IRIS: SUIT coordination, disk center

2026-02-09T02:28:55 to 2026-02-09T03:35:47

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, disk center

Target: AR

Pointing: xcen=135 ycen=-260,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.8	293,182	84
1400	0.2	293,182	336
2796	0.2	293,182	336

IRIS: High cadence sit-and-stare flare study

2026-02-08T07:05:26 to 2026-02-08T08:11:44

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

Program: High cadence sit-and-stare flare study

Target: AR

Pointing: xcen=-711 ycen=227,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.14	59,68	483

IRIS: High cadence sit-and-stare flare study

2026-02-07T21:23:36 to 2026-02-07T22:29:54

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

Program: High cadence sit-and-stare flare study

Target: AR

Pointing: xcen=605 ycen=349,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.14	59,68	483

IRIS: High-cadence flare study

2026-02-05T09:35:35 to 2026-02-05T10:42:17

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 study

Target: AR

Pointing: xcen=179 ycen=342,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1756
2796	0.04	68,68	1756

257280 matches
prev 1...10505 10506 10507 10508 [10509] 10510 10511 10512 10513 10514 ...17152 next