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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255539 matches
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IRIS: Flare Study B: AR14256

2025-10-21T14:54:49 to 2025-10-21T16:06:34

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: AR14256

Target: AR

Pointing: xcen=-79 ycen=-353,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,67	153
1400	0.47	61,67	153
2796	0.47	61,67	153

IRIS: SUIT/Aditya

2025-10-11T00:00:35 to 2025-10-11T01:29:38

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

Program: SUIT/Aditya

Target: AR

Pointing: xcen=405 ycen=-258,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	590
2796	0.15	65,68	590

IRIS: Off-limb flare study (AR 14230)

2025-10-04T22:09:36 to 2025-10-04T23:58:01

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

Program: Off-limb flare study (AR 14230)

Target: AR

Pointing: xcen=956 ycen=-193,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	680

IRIS: SST coordination (AR 14232)

2025-10-04T08:09:16 to 2025-10-04T11:57:53

Science Goal: Medium dense 16-step raster 5x60 16s Si IV Mg II h/k Mg II w Deep x 4 FUV spectrally rebinned x 4

Program: SST coordination (AR 14232)

Target: AR

Pointing: xcen=371 ycen=-26,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.35	67,67	660
1400	0.35	67,67	660
2796	0.35	67,67	660

IRIS: EUI coordination (nanoflares)

2025-10-03T09:13:44 to 2025-10-03T10:03:37

Science Goal: Very large sit-and-stare 0.3x175 1s Si IV Mg II h/k Deep x 2 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4 SJI cadence 10x faster Lossless compression

Program: EUI coordination (nanoflares)

Target: QS

Pointing: xcen=39 ycen=-413,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.1	169,182	483
2796	0.1	169,182	483

IRIS: A1: QS monitoring

2025-09-19T04:19:16 to 2025-09-19T04:37:20

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=-62 ycen=-137,

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: C1: North Pole

2025-09-13T04:47:08 to 2025-09-13T05:21:19

Science Goal: Very large coarse 64-step raster 126x175 64s Deep x 30

Program: C1: North Pole

Target: QS

Pointing: xcen=-2 ycen=954,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2.14	295,182	16
2832	2.14	295,182	16
1400	2.14	295,182	16
2796	2.14	295,182	16

IRIS: SST Coordination, Part 1/2, low rate

2025-09-05T07:00:44 to 2025-09-05T09:57:04

Science Goal: Large dense 32-step raster 10.24x120 32s Si IV Mg II h/k Mg II w Spatial x 2, Spectral x 2 SJI cadence 0.5x faster

Program: SST Coordination, Part 1/2, low rate

Target: AR

Pointing: xcen=-113 ycen=356,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.52	132,128	340
1400	0.52	132,128	340
2796	0.52	132,128	340

IRIS: B2: QS tracking

2025-08-24T04:48:02 to 2025-08-24T04:57:38

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

Program: B2: QS tracking

Target: QS

Pointing: xcen=658 ycen=395,

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

IRIS: High cadence flare obs (AR14187)

2025-08-22T00:24:31 to 2025-08-22T03:53:42

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 obs (AR14187)

Target: AR

Pointing: xcen=281 ycen=-417,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	5160
2796	0.04	68,68	5160

IRIS: F2: Equatorial scan (HOP 393), pointing 1

2025-08-16T00:10:53 to 2025-08-16T01:00:46

Science Goal: Large dense 320-step raster 105.3x120 320s Deep x 8 FUV spectrally rebinned x 2

Program: F2: Equatorial scan (HOP 393), pointing 1

Target: QS

Pointing: xcen=-101 ycen=-113,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.62	233,129	80
2832	0.62	233,129	80
1400	0.62	233,129	80
2796	0.62	233,129	80

IRIS: BBSO coordination (AR 14168)

2025-08-12T16:27:04 to 2025-08-12T18:57:08

Science Goal: Large sparse 32-step raster 31x120 32s Deep x 8 Spatial x 2, Spectral x 1

Program: BBSO coordination (AR 14168)

Target: AR

Pointing: xcen=949 ycen=88,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.63	152,129	240
2832	0.63	152,129	240
1400	0.63	152,129	240
2796	0.63	152,129	240

IRIS: Flare Watch Program C AR14105

2025-06-13T18:52:20 to 2025-06-14T00:38:05

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

Program: Flare Watch Program C AR14105

Target: AR

Pointing: xcen=726 ycen=-270,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,129	2160

IRIS: THEMIS coordination AR

2025-06-03T11:41:36 to 2025-06-03T13:08:57

Science Goal: Very large coarse 64-step raster 126x175 64s Mg II h/k Deep x 15 Spatial x 2, Spectral x 2

Program: THEMIS coordination AR

Target: AR

Pointing: xcen=515 ycen=212,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.27	294,182	319

IRIS: High cadence flare watch, AR13977

2025-01-30T12:47:26 to 2025-01-30T13:50:01

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

Program: High cadence flare watch, AR13977

Target: AR

Pointing: xcen=-657 ycen=379,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.17	59,68	378

255539 matches
prev 1...3489 3490 3491 3492 3493 3494 [3495] 3496 3497 3498 ...17036 next