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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249789 matches
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IRIS: Sit-and-stare study of ribbons and hot plasma (14392)

2026-03-19T12:09:37 to 2026-03-19T14:59:50

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 (14392)

Target: AR

Pointing: xcen=314 ycen=-188,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,67	363
1400	0.47	61,67	363
2796	0.47	61,67	363

IRIS: B2: QS tracking from limb to limb

2026-03-19T05:32:22 to 2026-03-19T05:41:57

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

Program: B2: QS tracking from limb to limb

Target: QS

Pointing: xcen=903 ycen=-174,

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: Raster of ribbons and hot plasma (14392)

2026-03-18T13:09:10 to 2026-03-18T15:58:49

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

Program: Raster of ribbons and hot plasma (14392)

Target: AR

Pointing: xcen=58 ycen=-145,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	1064

IRIS: Low-lying loops (AR4387)

2026-03-15T16:10:30 to 2026-03-15T18:13:10

Science Goal: Large coarse 4-step raster 6x120 4s Si IV Mg II h/k Deep x 8

Program: Low-lying loops (AR4387)

Target: AR

Pointing: xcen=344 ycen=267,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.31	127,129	400
2796	0.31	127,129	400

IRIS: PSP mosaic 5

2026-03-12T23:29:37 to 2026-03-12T23:45:40

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

Program: PSP mosaic 5

Target: AR

Pointing: xcen=905 ycen=106,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.2	280,182	80
2796	0.2	280,182	80

IRIS: SolO coordination (SPICE, R SMALL HRES MCAD Polar-Observations)

2026-03-06T11:35:54 to 2026-03-06T14:02:40

Science Goal: Very large dense 320-step raster 105.3x175 320s C II Mg II h/k Deep x 8 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: SolO coordination (SPICE, R_SMALL_HRES_MCAD_Polar-Observations)

Target: CH

Pointing: xcen=22 ycen=-958,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.31	280,182	480
2796	0.31	280,182	479

IRIS: Proba-3/ASPIICS coordination (filament near south west limb)

2026-03-03T16:35:41 to 2026-03-04T00:20:48

Science Goal: Very large coarse 64-step raster 126x175 64s C II Si IV Mg II h/k Mg II w s Deep x 8 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: Proba-3/ASPIICS coordination (filament near south west limb)

Target: FI

Pointing: xcen=856 ycen=-412,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	295,182	768
2832	2.42	295,182	192
1400	0.61	295,182	768
2796	0.61	295,182	768

IRIS: SolO coordination (SPICE)

2026-02-28T13:21:38 to 2026-02-28T15:52:13

Science Goal: Very large dense 320-step raster 105.3x175 320s Si IV Mg II h/k Deep x 8 FUV spectrally rebinned x 4

Program: SolO coordination (SPICE)

Target: AR

Pointing: xcen=888 ycen=-382,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.32	281,182	472
2796	0.32	281,182	470

IRIS: SUIT Coordination

2026-02-19T23:49:22 to 2026-02-20T02:39:38

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: SUIT Coordination

Target: AR

Pointing: xcen=8 ycen=262,

saaIntervals hiIntervals

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

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: SUIT coordination

2026-02-15T00:39:47 to 2026-02-15T01:58:56

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 SJI cadence 3x faster

Program: SUIT coordination

Target: AR

Pointing: xcen=-76 ycen=314,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1952
2796	0.04	68,68	1952

IRIS: SolO coordination: Fast Wind (Finley)

2026-02-14T13:21:40 to 2026-02-14T14:30:23

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=214 ycen=-91,

saaIntervals hiIntervals

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

IRIS: Low Telemetry Flare Study

2026-02-13T05:03:19 to 2026-02-13T06:16:45

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=269 ycen=266,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,68	472

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

EIS: SOOP: High cadence flare observations - sit and stare.

2026-02-12T17:04:26 to 2026-02-12T20:47:59

Science Goal: Q85

Program:

Target:

Pointing: xcen=154 ycen=258,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

249789 matches
prev 1...16513 16514 16515 16516 16517 16518 16519 [16520] 16521 16522 ...16653 next