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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257121 matches
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TRACE:

1999-01-21T14:09:04 to 1999-01-21T14:20:21

Science Goal:

Program: flare watch, test new frames

Target:

Pointing: xcen=-11 ycen=-86,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.06	128,512	200

TRACE:

1999-01-13T10:10:22 to 1999-01-13T10:19:56

Science Goal:

Program:

Target:

Pointing: xcen=-13 ycen=-81,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1550	0.13	512,512	75

TRACE:

1999-01-04T04:36:02 to 1999-01-04T23:26:15

Science Goal:

Program: observe flares in AR 8421

Target:

Pointing: xcen=800 ycen=446,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
171	0.99	384,384	1143
WL	0.84	384,384	1346
1600	0.84	384,384	1353

IRIS: B1: AR tracking

2025-11-04T05:38:29 to 2025-11-04T05:56:34

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=-907 ycen=67,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,130	16
2832	1.13	247,130	16
1400	1.13	247,130	16
2796	1.13	247,130	16

IRIS: Wobble Calibration 1

2025-10-30T12:24:54 to 2025-10-30T13:30:14

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

Program: Wobble Calibration 1

Target: (NONE)

Pointing: xcen=-924 ycen=0,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.33	173,182	196

IRIS: Off Limb Flare Study

2025-10-24T22:01:22 to 2025-10-24T22:16:40

Science Goal: Medium coarse 8-step raster 14x60 8s C II Deep x 8 FUV spectrally rebinned x 2

Program: Off Limb Flare Study

Target: AR

Pointing: xcen=-962 ycen=115,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	96

IRIS: BBSO coordination: light bridge jets

2025-08-02T16:29:23 to 2025-08-02T20:31:46

Science Goal: Medium coarse 8-step raster 14x60 8s FUV spectrally rebinned x 2 SJI cadence 3x faster

Program: BBSO coordination: light bridge jets

Target: SS

Pointing: xcen=774 ycen=-370,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	75,67	1600
2832	0.15	75,67	1599
1400	0.15	75,67	1600
2796	0.15	75,67	1600

IRIS: Raster flare study (AR 14149)

2025-07-24T15:39:19 to 2025-07-24T17:48:44

Science Goal: Medium coarse 8-step raster 14x60 8s C II Deep x 8 Spatial x 2, Spectral x 2

Program: Raster flare study (AR 14149)

Target: AR

Pointing: xcen=-99 ycen=197,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,68	832

IRIS: High cadence flare raster, AR14135

2025-07-09T21:40:22 to 2025-07-10T00:57:50

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 raster, AR14135

Target: AR

Pointing: xcen=-655 ycen=-190,

saaIntervals hiIntervals

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

IRIS: BBSO/GST coordination

2025-06-06T16:29:17 to 2025-06-06T22:23:52

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

Program: BBSO/GST coordination

Target: AR

Pointing: xcen=154 ycen=215,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	2.09	134,129	170
1400	0.35	134,129	1020
2796	0.35	134,129	1019

IRIS: SUIT coordination AR #2

2025-06-05T05:55:11 to 2025-06-05T06:04:04

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 AR #2

Target: AR

Pointing: xcen=-126 ycen=219,

saaIntervals hiIntervals

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

IRIS: Flare Study B: AR14076

2025-04-29T19:24:19 to 2025-04-30T00:29:08

Science Goal: Medium sit-and-stare 0.3x60 1s C II Si IV Mg II h/k Deep x 8 FUV spectrally rebinned x 2

Program: Flare Study B: AR14076

Target: AR

Pointing: xcen=-131 ycen=155,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,67	650
1400	0.47	61,67	650
2796	0.47	61,67	650

IRIS: High-Cadence Flare Program

2024-12-31T15:58:28 to 2024-12-31T16:46:43

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

Program: High-Cadence Flare Program

Target: AR

Pointing: xcen=860 ycen=212,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.01	61,68	3587

IRIS: F2/HOP 393: #3

2024-11-22T16:16:20 to 2024-11-22T17:05:11

Science Goal: Large dense 320-step raster 105.3x120 320s Deep x 8 Spatial x 2, Spectral x 2

Program: F2/HOP 393: #3

Target: (NONE)

Pointing: xcen=99 ycen=-32,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	234,130	80
2832	0.61	234,130	80
1400	0.61	234,130	80
2796	0.61	234,130	80

IRIS: Coronal nanojets, AR 13869

2024-11-05T15:01:10 to 2024-11-05T15:36:52

Science Goal: Medium coarse 8-step raster 14x60 8s C II Deep x 8 FUV spectrally rebinned x 2

Program: Coronal nanojets, AR 13869

Target: AR

Pointing: xcen=930 ycen=-296,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	224

257121 matches
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