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:

255539 matches
prev 1...3257 3258 3259 3260 3261 3262 3263 3264 [3265] 3266 ...17036 next

IRIS: SST coordination

2025-09-19T10:10:18 to 2025-09-19T11:59:40

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

Target: AR

Pointing: xcen=295 ycen=-401,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	75,68	2880
2796	0.04	75,68	2880

IRIS: B2: QS tracking

2025-09-14T06:47:56 to 2025-09-14T06:57:32

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

Program: B2: QS tracking

Target: QS

Pointing: xcen=-767 ycen=-313,

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: HOP 307 Limb-to-limb tracking of AR 14207

2025-09-06T19:36:26 to 2025-09-06T21:02:51

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 15 Spatial x 2, Spectral x 2

Program: HOP 307 Limb-to-limb tracking of AR 14207

Target: AR

Pointing: xcen=205 ycen=350,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.08	281,182	80
2832	1.08	281,182	80
1400	1.08	281,182	80
2796	1.08	281,182	80

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

2025-09-05T10:14:32 to 2025-09-05T12:34:35

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, high rate, on the same AR 14207, leading spot

Target: AR

Pointing: xcen=49 ycen=335,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.6	71,67	234
1400	0.6	71,67	234
2796	0.6	71,67	234

IRIS: High-cadence flare study

2025-08-26T14:48:53 to 2025-08-26T16:42:48

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=-639 ycen=-357,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	3000
2796	0.04	68,68	3000

IRIS: BBSO coordination (AR14188)

2025-08-21T17:09:15 to 2025-08-21T23:07:43

Science Goal: Large coarse 8-step raster 14x120 8s C II Si IV Mg II h/k Mg II w s Deep x 4 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4 SJI cadence 0.5x faster

Program: BBSO coordination (AR14188)

Target: AR

Pointing: xcen=-571 ycen=-243,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.34	137,129	1062
2832	2.03	137,129	177
1400	0.34	137,129	1062
2796	0.34	137,129	1062

IRIS: B2: QS tracking

2025-08-21T05:26:39 to 2025-08-21T05:36:15

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

Program: B2: QS tracking

Target: QS

Pointing: xcen=131 ycen=420,

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

SOTSP: AR 14180

2025-08-17T16:00:28 to 2025-08-17T16:47:52

Science Goal: Active Region Observations

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

Target: Active Region

Pointing: xcen=45 ycen=-214,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	238,162	750
6302A Velocity 6301.5A	0	238,162	750
6302A Transverse Flux Density	0	238,162	750
6302A Longitudinal Flux Density	0	238,162	750

IRIS: SUIT coordination: QS 1

2025-08-15T04:42:22 to 2025-08-15T04:53:28

Science Goal: Very large dense 320-step raster 105.3x175 320s Mg II h/k Mg II w Spatial x 4, Spectral x 4

Program: SUIT coordination: QS 1

Target: QS

Pointing: xcen=-88 ycen=24,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.28	278,182	40
2796	0.28	278,182	40

IRIS: GREGOR coordination: context raster #1 (AR 14149)

2025-07-27T07:59:08 to 2025-07-27T08:31:27

Science Goal: Very large dense 400-step raster 131.7x175 400s Mg II h/k Mg II w Deep x 4 Spatial x 2, Spectral x 2 SJI cadence 10x faster

Program: GREGOR coordination: context raster #1 (AR 14149)

Target: AR

Pointing: xcen=404 ycen=226,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.16	308,182	200
2796	0.16	308,182	200

SOTSP: HOP 508, AR 14134

2025-07-09T01:46:21 to 2025-07-09T02:33:45

Science Goal: Flare Abundance Evolution and Low Atmospheric Dynamics from Coordinated EIS, IRIS, and GST/FISS Observations

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

Target: Active Region

Pointing: xcen=543 ycen=-489,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	237,162	749
6302A Velocity 6301.5A	0	237,162	749
6302A Transverse Flux Density	0	237,162	749
6302A Longitudinal Flux Density	0	237,162	749

IRIS: SST Coordination: AR 14114

2025-06-18T07:30:12 to 2025-06-18T11:50:52

Science Goal: Very large coarse 8-step raster 14x175 8s Si IV Mg II h/k Mg II w Deep x 4 Spatial x 2, Spectral x 2

Program: SST Coordination: AR 14114

Target: AR

Pointing: xcen=267 ycen=263,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.34	184,182	760
1400	0.34	184,182	760
2796	0.34	184,182	760

SOTSP: Track AR14105

2025-06-14T22:32:35 to 2025-06-14T23:19:58

Science Goal: Track AR

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

Target: Active Region

Pointing: xcen=827 ycen=-325,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	238,162	750
6302A Velocity 6301.5A	0	238,162	750
6302A Transverse Flux Density	0	238,162	750
6302A Longitudinal Flux Density	0	238,162	750

SOTSP: AR14105

2025-06-08T22:35:05 to 2025-06-08T23:22:29

Science Goal: AR tracking

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

Target: Active Region

Pointing: xcen=-189 ycen=-324,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	236,162	748
6302A Velocity 6301.5A	0	236,162	748
6302A Transverse Flux Density	0	236,162	748
6302A Longitudinal Flux Density	0	236,162	748

SOTSP: HOP 485, S60

2025-05-22T11:49:33 to 2025-05-22T12:47:31

Science Goal: High-latitude magnetic field evolution during the sunspot cycle

Program: Fast deep mode, HOP81 in the eclipse, EAST -680

Target: Pore

Pointing: xcen=-121 ycen=-865,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	108,162	342
6302A Velocity 6301.5A	0	108,162	342
6302A Transverse Flux Density	0	108,162	342
6302A Longitudinal Flux Density	0	108,162	342

255539 matches
prev 1...3257 3258 3259 3260 3261 3262 3263 3264 [3265] 3266 ...17036 next