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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251156 matches
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IRIS: BBSO Coordination: AR14168

2025-08-09T16:31:09 to 2025-08-09T17:29:38

Science Goal: Very large dense 400-step raster 131.7x175 400s Deep x 8 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: BBSO Coordination: AR14168

Target: AR

Pointing: xcen=838 ycen=30,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.58	309,182	100
2832	0.58	309,182	100
1400	0.58	309,182	100
2796	0.58	309,182	100

IRIS: BBSO/GST coordination

2025-06-04T16:29:17 to 2025-06-04T19:37:00

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=645 ycen=201,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	2.09	134,129	90
1400	0.35	134,129	540
2796	0.35	134,129	540

IRIS: Solar Orbiter coordination (SPICE)

2024-10-22T12:01:46 to 2024-10-22T12:46:10

Science Goal: Very large sparse 96-step raster 95x175 96s Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2

Program: Solar Orbiter coordination (SPICE)

Target: AR

Pointing: xcen=-403 ycen=-246,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.31	264,182	144
2796	0.31	264,182	144

IRIS: High Cadence Flare: AR13762

2024-07-25T23:09:22 to 2024-07-26T03:57:37

Science Goal: High-Cadence Flare Program: .3 sec, small linelist, C II slow

Program: High Cadence Flare: AR13762

Target: AR

Pointing: xcen=-67 ycen=-309,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.14	59,68	2100

IRIS: Sunrise coordination, AR13738, 64-step raster

2024-07-11T19:12:28 to 2024-07-11T21:12:49

Science Goal: Large dense 64-step raster 20.8x120 64s Si IV Mg II h/k Mg II w s Deep x 4 Spatial x 2, Spectral x 2

Program: Sunrise coordination, AR13738, 64-step raster

Target: AR

Pointing: xcen=197 ycen=-179,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.68	145,129	176
1400	0.23	145,129	528
2796	0.17	145,129	704

IRIS: Sunrise coordination, AR13738, 64-step raster

2024-07-11T16:03:13 to 2024-07-11T18:03:34

Science Goal: Large dense 64-step raster 20.8x120 64s Si IV Mg II h/k Mg II w s Deep x 4 Spatial x 2, Spectral x 2

Program: Sunrise coordination, AR13738, 64-step raster

Target: AR

Pointing: xcen=165 ycen=-180,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.68	145,129	176
1400	0.23	145,129	528
2796	0.17	145,129	704

IRIS: PSP/NuSTAR Coordination (HOP409): AR13723

2024-06-27T14:09:36 to 2024-06-27T18:50:58

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: PSP/NuSTAR Coordination (HOP409): AR13723

Target: AR

Pointing: xcen=-372 ycen=-356,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,67	599
1400	0.47	61,67	600
2796	0.47	61,67	600

IRIS: HOP 307, limb-to-limb tracking of AR13712

2024-06-18T23:19:36 to 2024-06-19T02:35:25

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 8 Spatial x 2, Spectral x 2

Program: HOP 307, limb-to-limb tracking of AR13712

Target: AR

Pointing: xcen=333 ycen=-420,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	320
2832	0.61	281,182	320
1400	0.61	281,182	320
2796	0.61	281,182	320

IRIS: SST Coordination of AR13685

2024-05-26T07:30:00 to 2024-05-26T09:56:34

Science Goal: Large dense 16-step raster 5x120 16s Si IV Mg II h/k Mg II w Deep x 4 FUV spectrally rebinned x 4

Program: SST Coordination of AR13685

Target: AR

Pointing: xcen=725 ycen=-190,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.35	126,129	420
1400	0.35	126,129	420
2796	0.35	126,129	420

IRIS: SUIT/Aditya-L1 Coordination, QS 1

2024-05-24T04:19:22 to 2024-05-24T04:30:28

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/Aditya-L1 Coordination, QS 1

Target: QS

Pointing: xcen=4 ycen=113,

saaIntervals hiIntervals

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

IRIS: Other Flare Studies B: Sit-and-stare of Ribbons and Hot Plasma

2024-02-25T16:10:03 to 2024-02-25T17:44:14

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: Other Flare Studies B: Sit-and-stare of Ribbons and Hot Plasma

Target: AR

Pointing: xcen=108 ycen=410,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	121,129	200
1400	0.47	121,129	200
2796	0.47	121,129	200

IRIS: Low telemetry flare watch, AR13539

2024-01-12T18:59:19 to 2024-01-12T19:58:00

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

Program: Low telemetry flare watch, AR13539

Target: AR

Pointing: xcen=866 ycen=204,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,66	368

IRIS: Laege Sit & Stare (AR 13536)

2024-01-05T02:10:24 to 2024-01-05T03:08:59

Science Goal: Large sit-and-stare 0.3x120 1s Si IV Deep x 0.5 Spatial x 2, Spectral x 2 SJI cadence 10x faster

Program: Laege Sit & Stare (AR 13536)

Target: AR

Pointing: xcen=-352 ycen=137,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.03	120,130	1904

IRIS: High Cad Flare program Mg AR13514

2023-12-14T10:25:01 to 2023-12-14T10:40:15

Science Goal: High-Cadence Flare Program: .15 sec, small linelist, Mg II h/k slow

Program: High Cad Flare program Mg AR13514

Target: AR

Pointing: xcen=594 ycen=172,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.12	61,68	97

IRIS: Coronal nanojets, AR 13502

2023-12-02T15:37:53 to 2023-12-02T16:35:30

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

Program: Coronal nanojets, AR 13502

Target: AR

Pointing: xcen=937 ycen=250,

saaIntervals hiIntervals

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

251156 matches
prev 1...2785 2786 2787 2788 2789 2790 2791 [2792] 2793 2794 ...16744 next