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:

257265 matches
prev 1...5345 5346 [5347] 5348 5349 5350 5351 5352 5353 5354 ...17151 next

TRACE:

1999-01-11T08:36:42 to 1999-01-11T08:41:48

Science Goal:

Program:

Target:

Pointing: xcen=-239 ycen=382,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.51	512,512	11

TRACE:

1999-01-11T05:01:14 to 1999-01-11T05:03:34

Science Goal:

Program:

Target:

Pointing: xcen=-3 ycen=-17,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
WL	0.14	512,512	18

TRACE:

1999-01-07T20:54:41 to 1999-01-07T21:08:59

Science Goal:

Program:

Target:

Pointing: xcen=-3 ycen=-17,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1700	0.51	256,256	28
1550	0.51	256,256	29

EIS: HOP 130: 1T/15

2026-10-06T10:55:21 to 2026-10-06T11:00:48

Science Goal: HOP 130: 1T/15

Program:

Target:

Pointing: xcen=926 ycen=158,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeXIII		479,512	null
FeXVI		479,512	null
SiX		479,512	null
SX		479,512	null
SiVII		479,512	null
FeXI		479,512	null
FeXV		479,512	null
HeII		479,512	null
CaXVI		479,512	null
FeXII		479,512	null
FeVIII		479,512	null
FeXIV		479,512	null

EIS: HOP 548 - Coordinatino with DKIST

2026-10-05T21:34:13 to 2026-10-05T22:38:18

Science Goal: HOP 548 - Coordinatino with DKIST

Program:

Target:

Pointing: xcen=869 ycen=-391,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeX		180,152	null
FeXVI		180,152	null
CaXVII		180,152	null
FeXXIV		180,152	null
FeXV		180,152	null
HeII		180,152	null
OV		180,152	null
FeXII		180,152	null
FeXXIII		180,152	null
FeXIV		180,152	null

IRIS: High-cadence flare study, AR14341

2026-01-17T19:27:14 to 2026-01-17T20:26:46

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 study, AR14341

Target: AR

Pointing: xcen=-480 ycen=-180,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1568
2796	0.04	68,68	1568

IRIS: Flare study on AR 14325/14323 (follow Hinode)

2026-01-01T17:05:20 to 2026-01-01T18:00:59

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 study on AR 14325/14323 (follow Hinode)

Target: AR

Pointing: xcen=73 ycen=-107,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1468
2796	0.04	68,68	1468

IRIS: Prominence monitoring SE limb (HOP 269 IRIS alone)

2025-12-31T11:50:23 to 2025-12-31T12:51:14

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: Prominence monitoring SE limb (HOP 269 IRIS alone)

Target: FI

Pointing: xcen=-530 ycen=-848,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.27	231,182	223

IRIS: Raster of Ribbons and Hot Plasma AR14317

2025-12-29T11:29:21 to 2025-12-29T12:25:44

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 AR14317

Target: AR

Pointing: xcen=575 ycen=230,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	338

IRIS: Very Low Datarate Flare Observing Program (AR14317)

2025-12-25T18:58:48 to 2025-12-25T19:30:29

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: Very Low Datarate Flare Observing Program (AR14317)

Target: AR

Pointing: xcen=-204 ycen=229,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,68	69
1400	0.46	62,68	69
2796	0.46	62,68	69

IRIS: High-cadence flare watch

2025-12-20T10:51:19 to 2025-12-20T11:47:40

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=-577 ycen=403,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1484
2796	0.04	68,68	1484

IRIS: Low-telemetry flare watch

2025-12-16T22:47:00 to 2025-12-16T23:43:03

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

Target: AR

Pointing: xcen=827 ycen=-240,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,68	122
1400	0.46	62,68	122
2796	0.46	62,68	122

SOTSP: Synoptic

2025-12-11T18:18:21 to 2025-12-11T18:20:10

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

SOTSP: Synoptic

2025-12-06T17:35:43 to 2025-12-06T17:37:32

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: B2: QS tracking

2025-12-04T05:40:41 to 2025-12-04T05:50:17

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

Program: B2: QS tracking

Target: QS

Pointing: xcen=-423 ycen=-511,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	3.2	203,182	3
2832	3.2	203,182	3
1400	3.2	203,182	3
2796	3.2	203,182	3

257265 matches
prev 1...5345 5346 [5347] 5348 5349 5350 5351 5352 5353 5354 ...17151 next