Popular

Heliophysics Events Knowledgebase Coverage Registry (HCR)

Popular Observations

Here are the most popular observations, as measured by the number of downloads.

Filter by instrument:

257042 matches
prev 1...2969 2970 2971 2972 2973 2974 2975 [2976] 2977 2978 ...17137 next

IRIS: SPICE coordination (filaments)

2025-10-06T13:42:46 to 2025-10-06T16:19:14

Science Goal: Very large coarse 32-step raster 62x175 32s Mg II h/k Deep x 15 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4 Lossless compression

Program: SPICE coordination (filaments)

Target: QS

Pointing: xcen=735 ycen=-595,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.27	231,182	576

IRIS: EUI coordination (filaments)

2025-10-06T11:48:44 to 2025-10-06T12:48:22

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

Program: EUI coordination (filaments)

Target: QS

Pointing: xcen=732 ycen=-600,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.2	122,129	293
2796	0.2	122,129	293

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

2025-10-05T02:39:37 to 2025-10-05T03:59:29

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=603 ycen=67,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	2103
2796	0.04	68,68	2104

IRIS: EUI coordination (nanoflares)

2025-10-02T09:13:49 to 2025-10-02T10:03:18

Science Goal: Large sit-and-stare 0.3x120 1s Si IV Mg II h/k Deep x 2 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4 SJI cadence 10x faster Lossless compression

Program: EUI coordination (nanoflares)

Target: FI

Pointing: xcen=330 ycen=342,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.1	122,128	483
2796	0.1	122,128	483

IRIS: SST Coordination on AR14230

2025-09-29T14:00:01 to 2025-09-29T18:00:00

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 on AR14230

Target: AR

Pointing: xcen=249 ycen=-298,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	75,68	6320
2796	0.04	75,68	6320

IRIS: A1: QS monitoring

2025-09-21T04:26:44 to 2025-09-21T04:44:48

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=-73 ycen=-22,

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

IRIS: B1: AR tracking

2025-09-14T07:07:07 to 2025-09-14T07:25:13

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

Program: B1: AR tracking

Target: AR

Pointing: xcen=864 ycen=-268,

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: SUIT Coordination: AR 14216

2025-09-13T23:20:27 to 2025-09-14T02:36:42

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: AR 14216

Target: AR

Pointing: xcen=-722 ycen=92,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	1299
2796	0.15	65,68	1300

IRIS: SST Coordination, Part 2/2 on the same AR 14207, leading spot, high rate

2025-09-08T11:00:32 to 2025-09-08T12:21:55

Science Goal: Medium dense 32-step raster 10.24x60 32s Si IV Mg II h/k Mg II w FUV spectrally rebinned x 2 SJI cadence 0.5x faster

Program: SST Coordination, Part 2/2 on the same AR 14207, leading spot, high rate

Target: AR

Pointing: xcen=558 ycen=374,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.6	71,67	136
1400	0.6	71,67	136
2796	0.6	71,67	136

IRIS: High-cadence flare watch

2025-08-28T02:49:01 to 2025-08-28T03:49:46

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 watch

Target: AR

Pointing: xcen=-386 ycen=-379,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1600
2796	0.04	68,68	1600

IRIS: Flare watch (AR:14191)

2025-08-23T12:25:21 to 2025-08-23T16:26:10

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 (AR:14191)

Target: AR

Pointing: xcen=-667 ycen=79,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	5940
2796	0.04	68,68	5940

IRIS: B2:QS tracking

2025-08-19T06:06:04 to 2025-08-19T06:15:40

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

Program: B2:QS tracking

Target: QS

Pointing: xcen=592 ycen=286,

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: SST coordination (2nd spot of the leading group of AR 14172)

2025-08-14T07:58:51 to 2025-08-14T12:00:38

Science Goal: Medium dense 32-step raster 10.24x60 32s Si IV Mg II h/k Mg II w Deep x 2 FUV spectrally rebinned x 2 SJI cadence 0.5x faster

Program: SST coordination (2nd spot of the leading group of AR 14172)

Target: AR

Pointing: xcen=722 ycen=60,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.4	71,67	604
1400	0.4	71,67	604
2796	0.4	71,67	604

SOTSP: HOP 511 - AR 14178

2025-08-12T20:04:06 to 2025-08-12T20:36:27

Science Goal: Comparison of Spectra of Solar Magnetic Active Phenomena in Multiple Chromospheric and in TR/Coronal Lines

Program: Fast map, 164x164", 1-side, Q65, no repeat

Target: Active Region

Pointing: xcen=762 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: Emerging region, AR14167

2025-08-04T10:51:05 to 2025-08-04T11:38:29

Science Goal: AR monitor

Program: Fast map, 230"x164", Q65, 1-side CCD

Target: Active Region

Pointing: xcen=758 ycen=61,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	237,162	750
6302A Velocity 6301.5A	0	237,162	750
6302A Transverse Flux Density	0	237,162	750
6302A Longitudinal Flux Density	0	237,162	750

257042 matches
prev 1...2969 2970 2971 2972 2973 2974 2975 [2976] 2977 2978 ...17137 next