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:

252799 matches
prev 1...3897 [3898] 3899 3900 3901 3902 3903 3904 3905 3906 ...16854 next

TRACE:

1999-01-31T00:43:28 to 1999-01-31T21:55:11

Science Goal:

Program:

Target:

Pointing: xcen=-765 ycen=-274,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	6.04	512,512	211
WL	5.96	512,512	214
1600	6.16	512,512	207
284	6.01	512,512	212
195	6.07	512,512	210

IRIS: SUIT coordination

2025-11-08T00:11:39 to 2025-11-08T01:13:05

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=-243 ycen=342,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1516
2796	0.04	68,68	1516

IRIS: Off Limb Flare Study

2025-11-02T14:39:43 to 2025-11-02T15:51:26

Science Goal: Large coarse 8-step raster 14x120 8s C II Deep x 8 FUV spectrally rebinned x 2

Program: Off Limb Flare Study

Target: AR

Pointing: xcen=-835 ycen=329,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	448

IRIS: A1: QS monitoring

2025-10-14T04:50:22 to 2025-10-14T05:08:25

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=492 ycen=-94,

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: Very high cadence flare study, AR14247

2025-10-11T16:55:51 to 2025-10-11T20:13:18

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 flare study, AR14247

Target: AR

Pointing: xcen=534 ycen=-258,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	5198
2796	0.04	68,68	5200

IRIS: Very high cadence flare study, AR14247

2025-10-10T05:30:02 to 2025-10-10T07:00:01

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 flare study, AR14247

Target: AR

Pointing: xcen=229 ycen=-265,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	2220
2796	0.04	68,68	2220

IRIS: EUI coordination (major flare watch) (AR 14236)

2025-10-03T20:34:23 to 2025-10-04T00:35:06

Science Goal: High-Cadence Flare Program: .3 sec, small linelist, Mg II h/k and C II always

Program: EUI coordination (major flare watch) (AR 14236)

Target: AR

Pointing: xcen=378 ycen=67,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.03	61,68	7665
2796	0.03	61,68	7738

IRIS: SST Coordination on AR14230

2025-09-27T10:09:41 to 2025-09-27T11:59:57

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=-216 ycen=-307,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	75,68	2903
2796	0.04	75,68	2904

IRIS: Low-telemetry Flare Watch of AR13217

2025-09-24T12:09:35 to 2025-09-24T13:49:45

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 Flare Watch of AR13217

Target: AR

Pointing: xcen=762 ycen=-298,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,69	218
1400	0.46	62,69	218
2796	0.46	62,69	218

IRIS: SolO coordination RSW23 SPICE

2025-09-21T19:20:21 to 2025-09-21T20:08:45

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=-719 ycen=-29,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.3	234,128	160
2796	0.3	234,128	160

IRIS: Coordination SST SolO RSW23 SPICE

2025-09-17T12:05:42 to 2025-09-17T18:05:42

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: Coordination SST SolO RSW23 SPICE

Target: AR

Pointing: xcen=-564 ycen=-316,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	75,68	9480
2796	0.04	75,68	9480

IRIS: SUIT coordination: QS1

2025-08-25T06:21:03 to 2025-08-25T06:29:56

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: QS1

Target: QS

Pointing: xcen=49 ycen=-38,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.22	278,182	40
2796	0.22	278,182	40

SOTSP: HOP 412 (9/20)

2025-08-21T18:22:10 to 2025-08-21T18:38:18

Science Goal: Synoptic SOT Latitudinal Scans (updated version of HOP79)

Program: Normal map 30 arcsec, Shorter Irradiance: DO NOT MODIFY!

Target: Synoptic

Pointing: xcen=-20 ycen=-193,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	60,129	190
6302A Velocity 6301.5A	0	60,129	190
6302A Transverse Flux Density	0	60,129	190
6302A Longitudinal Flux Density	0	60,129	190

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: HOP 393

2025-08-16T00:04:56 to 2025-08-16T02:58:40

Science Goal: Capture the magnetic and chromospheric signatures of the transition between cycle 24 and 25.

Program: Normal 320"x82", 1 side, Q75

Target: Bright Points

Pointing: xcen=14 ycen=-104,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	319,81	2034
6302A Velocity 6301.5A	0	319,81	2034
6302A Transverse Flux Density	0	319,81	2034
6302A Longitudinal Flux Density	0	319,81	2034

252799 matches
prev 1...3897 [3898] 3899 3900 3901 3902 3903 3904 3905 3906 ...16854 next