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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255867 matches
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TRACE: SUNSPOT

1999-06-11T08:16:18 to 1999-06-12T04:59:55

Science Goal: SCIPLAN_SUNSPOT

Program:

Target:

Pointing: xcen=183 ycen=328,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	39.9	512,512	31
1700	32.31	512,512	39
WL	32.31	512,512	39
1600	32.31	512,512	39
284	39.9	512,512	31
195	39.91	512,512	31
1550	32.31	512,512	39
1216	32.31	512,512	39

TRACE: LYA ICAL

1999-06-05T06:00:37 to 1999-06-05T06:59:21

Science Goal: SCIPLAN_LYA_ICAL

Program:

Target:

Pointing: xcen=-16 ycen=-81,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1700	1.39	384,384	43
1600	1.39	384,384	43
1216	1.39	384,384	43

TRACE: SYNOPTIC

1999-06-01T05:01:14 to 1999-06-01T08:09:49

Science Goal: SCIPLAN_SYNOPTIC

Program:

Target:

Pointing: xcen=0 ycen=-21,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	4.96	512,512	21
1700	5.29	512,512	19
WL	4.97	512,512	21
1600	1.42	384,384	51
284	5.84	512,512	18
195	4.51	512,512	23
1550	6.11	512,512	16
1216	4.73	512,512	22

TRACE: AR 8552

1999-05-31T08:04:43 to 1999-05-31T11:59:55

Science Goal: SCIPLAN_AR_8552

Program:

Target:

Pointing: xcen=215 ycen=386,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.21	256,256	1124
WL	11.43	256,256	21

TRACE: LAPALMA ARMOSS

1999-05-18T08:06:33 to 1999-05-18T15:19:49

Science Goal: SCIPLAN_LAPALMA_ARMOSS

Program:

Target:

Pointing: xcen=-257 ycen=-300,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.41	256,256	1062
1600	2.35	384,384	185

TRACE:

1999-01-11T03:17:54 to 1999-01-11T03:25:05

Science Goal:

Program:

Target:

Pointing: xcen=-3 ycen=-17,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

IRIS: SUIT coordination

2026-02-04T01:16:01 to 2026-02-04T02:21:52

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=-90 ycen=335,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1624
2796	0.04	68,68	1624

IRIS: SUIT Coordination, AR14341

2026-01-18T01:55:13 to 2026-01-18T02:38:21

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, AR14341

Target: AR

Pointing: xcen=-480 ycen=-130,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1064
2796	0.04	68,68	1064

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

2026-01-08T18:41:04 to 2026-01-08T19:41:55

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 SW limb (HOP 269 IRIS alone)

Target: FI

Pointing: xcen=647 ycen=-810,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.27	231,182	224

IRIS: Flare study on AR 14325 at west limb (not following Hinode)

2026-01-07T12:07:09 to 2026-01-07T13:04:46

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

Program: Flare study on AR 14325 at west limb (not following Hinode)

Target: AR

Pointing: xcen=978 ycen=-131,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	360

IRIS: Raster of Ribbons and Hot Plasma AR14317

2025-12-29T13:06:41 to 2025-12-29T13:16:50

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=588 ycen=227,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	61

IRIS: Sit and Stare Studies of Ribbons and Hot Plasma (AR14317)

2025-12-28T12:51:20 to 2025-12-28T13:47:51

Science Goal: Large sit-and-stare 0.3x120 1s C II Si IV Mg II h/k Deep x 8 FUV spectrally rebinned x 2

Program: Sit and Stare Studies of Ribbons and Hot Plasma (AR14317)

Target: AR

Pointing: xcen=393 ycen=237,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	121,130	119
1400	0.47	121,130	120
2796	0.47	121,130	120

IRIS: Very High Cadence Raster on AR14317

2025-12-27T20:41:18 to 2025-12-27T21:10:58

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 on AR14317

Target: AR

Pointing: xcen=248 ycen=229,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	732
2796	0.04	68,68	732

SOTSP: AR 14317

2025-12-27T16:30:05 to 2025-12-27T17:34:45

Science Goal: AR evolution

Program: Fast map, 328x164", 1-side, Q65, no repeat

Target: Active Region

Pointing: xcen=191 ycen=191,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	324,162	1023
6302A Velocity 6301.5A	0	324,162	1023
6302A Transverse Flux Density	0	324,162	1023
6302A Longitudinal Flux Density	0	324,162	1023

IRIS: Wobble Calibration Pointing #2

2025-12-23T22:46:12 to 2025-12-23T23:10:32

Science Goal: SJI MgII w, 1x1, 10s exp, 20s cadence, for wobble calibration

Program: Wobble Calibration Pointing #2

Target: QS

Pointing: xcen=-45 ycen=964,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.33	173,182	73

255867 matches
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