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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252787 matches
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IRIS: High-cadence flare study, AR 14248

2025-10-17T16:49:41 to 2025-10-17T19:21:34

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, AR 14248

Target: AR

Pointing: xcen=689 ycen=43,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	4000
2796	0.04	68,68	4000

IRIS: Solar Orbiter, EUI coordination

2025-10-13T20:43:01 to 2025-10-13T22:43:26

Science Goal: Large sit-and-stare 0.3x120 1s Si IV Mg II h/k Deep x 4 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: Solar Orbiter, EUI coordination

Target: QS

Pointing: xcen=-4 ycen=954,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.17	123,129	700
2796	0.17	123,129	700

IRIS: Very high cadence raster flare study (AR 14236)

2025-10-07T02:38:38 to 2025-10-07T03:58:03

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 flare study (AR 14236)

Target: AR

Pointing: xcen=864 ycen=108,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	2092
2796	0.04	68,68	2092

IRIS: Low-telemetry sit-and-stare flare study (AR 14236)

2025-10-06T16:28:53 to 2025-10-06T17:59:23

Science Goal: Medium sit-and-stare 0.3x60 1s C II Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2

Program: Low-telemetry sit-and-stare flare study (AR 14236)

Target: AR

Pointing: xcen=828 ycen=108,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,69	197
1400	0.46	62,69	197
2796	0.46	62,69	197

IRIS: SPICE coordination (sunspot oscillations) (AR 14232)

2025-10-05T07:37:40 to 2025-10-05T10:03:15

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

Program: SPICE coordination (sunspot oscillations) (AR 14232)

Target: AR

Pointing: xcen=582 ycen=-30,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.3	281,182	479
2796	0.3	281,182	480

IRIS: B1: AR tracking from limb to limb (AR 14233)

2025-09-30T04:46:56 to 2025-09-30T05:05:01

Science Goal: Large coarse 64-step raster 126x120 64s Deep x 15 SJI cadence 3x faster Lossless compression

Program: B1: AR tracking from limb to limb (AR 14233)

Target: AR

Pointing: xcen=-513 ycen=216,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	1.13	247,129	16
1400	1.13	247,129	16
2796	1.13	247,129	16

IRIS: SolO coordination RSW23 SPICE

2025-09-21T22:14:21 to 2025-09-21T23:51:09

Science Goal: Large dense 320-step raster 105.3x120 320s Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: SolO coordination RSW23 SPICE

Target: QS

Pointing: xcen=-720 ycen=-32,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.3	234,128	320
2796	0.3	234,128	320

IRIS: SolO coordination RSW23 SPICE

2025-09-20T21:44:13 to 2025-09-20T23:21:01

Science Goal: Large dense 320-step raster 105.3x120 320s Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: SolO coordination RSW23 SPICE

Target: QS

Pointing: xcen=-770 ycen=-49,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.3	234,129	320
2796	0.3	234,129	320

IRIS: SST coordination flare watch

2025-09-20T14:29:02 to 2025-09-20T17:58:39

Science Goal: Medium coarse 8-step raster 14x60 8s C II Mg II h/k Deep x 0.5 Spatial x 2, Spectral x 2 SJI cadence 3x faster

Program: SST coordination flare watch

Target: AR

Pointing: xcen=589 ycen=-391,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	75,68	5520
2796	0.04	75,68	5520

IRIS: SolO coordination RSW23 SPICE

2025-09-20T12:11:21 to 2025-09-20T13:47:58

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 8 Spatial x 4, Spectral x 4

Program: SolO coordination RSW23 SPICE

Target: QS

Pointing: xcen=-792 ycen=-57,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.6	281,182	160
2832	0.6	281,182	160
1400	0.6	281,182	160
2796	0.6	281,182	160

IRIS: SST coordination

2025-09-18T17:01:53 to 2025-09-18T18:01:56

Science Goal: Large coarse 8-step raster 14x120 8s C II Mg II h/k Deep x 0.5 Spatial x 2, Spectral x 2 SJI cadence 3x faster

Program: SST coordination

Target: AR

Pointing: xcen=-353 ycen=-328,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	135,129	1480
2796	0.04	135,129	1480

IRIS: Flare watch, AR14191

2025-08-26T01:57:35 to 2025-08-26T03:42:59

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: Flare watch, AR14191

Target: AR

Pointing: xcen=-218 ycen=61,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	2600
2796	0.04	68,68	2600

SOTSP: Synoptic

2025-08-25T18:04:45 to 2025-08-25T18:06:35

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	50
6302A Velocity 6301.5A	0	16,162	50
6302A Transverse Flux Density	0	16,162	50
6302A Longitudinal Flux Density	0	16,162	50

IRIS: SST coordination: AR14189

2025-08-23T08:09:30 to 2025-08-23T12:08:40

Science Goal: Medium sit-and-stare 0.3x60 1s Si IV Mg II h/k Mg II w s Deep x 2 Spatial x 2, Spectral x 2

Program: SST coordination: AR14189

Target: AR

Pointing: xcen=7 ycen=11,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	1.23	62,69	195
1400	0.2	62,69	1170
2796	0.2	62,69	1170

IRIS: High cadence flare obs. (AR14188)

2025-08-20T12:22:59 to 2025-08-20T16:41:20

Science Goal: Large sparse 8-step raster 7x120 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. (AR14188)

Target: AR

Pointing: xcen=-728 ycen=-223,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	128,128	6660
2796	0.04	128,128	6660

252787 matches
prev 1...3769 3770 3771 3772 [3773] 3774 3775 3776 3777 3778 ...16853 next