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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257281 matches
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IRIS: SUIT/Aditya-L1 coordination AR 2/2

2025-05-28T05:57:32 to 2025-05-28T06:06:25

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 AR 2/2

Target: AR

Pointing: xcen=172 ycen=142,

saaIntervals hiIntervals

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

IRIS: B2: QS tracking from limb to limb

2025-05-27T06:48:12 to 2025-05-27T06:57:48

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

Program: B2: QS tracking from limb to limb

Target: QS

Pointing: xcen=-287 ycen=346,

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: B1: AR tracking from limb to limb

2025-05-27T06:20:16 to 2025-05-27T06:38:22

Science Goal: Large coarse 64-step raster 126x120 64s Deep x 15 SJI cadence 3x faster Lossless compression

Program: B1: AR tracking from limb to limb

Target: AR

Pointing: xcen=288 ycen=353,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	1.13	247,129	16
1400	1.13	247,129	16
2796	1.13	247,129	16

IRIS: BBSO coordination: Target II (prominence on W limb)

2025-05-24T18:01:22 to 2025-05-24T18:54:15

Science Goal: Large coarse 16-step raster 30x120 16s Si IV Mg II h/k Deep x 4 Spatial x 2, Spectral x 2

Program: BBSO coordination: Target II (prominence on W limb)

Target: FI

Pointing: xcen=969 ycen=-4,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.17	152,128	312
2796	0.17	152,128	312

IRIS: SST coordination (AR 14098)

2025-05-24T07:55:42 to 2025-05-24T11:58:25

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 (AR 14098)

Target: AR

Pointing: xcen=470 ycen=-49,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.52	132,128	468
1400	0.52	132,128	468
2796	0.52	132,128	468

IRIS: C1: South pole

2025-05-24T07:11:31 to 2025-05-24T07:45:42

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

Program: C1: South pole

Target: CH

Pointing: xcen=8 ycen=-935,

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: B2: QS tracking from limb to limb

2025-05-22T07:07:03 to 2025-05-22T07:16:39

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

Program: B2: QS tracking from limb to limb

Target: QS

Pointing: xcen=647 ycen=354,

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: SST coordination (AR 14090)

2025-05-21T09:59:57 to 2025-05-21T12:29:54

Science Goal: Large dense 16-step raster 5x120 16s Si IV Mg II h/k Mg II w Spatial x 2, Spectral x 2 SJI cadence 0.5x faster

Program: SST coordination (AR 14090)

Target: AR

Pointing: xcen=-82 ycen=-172,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.52	127,128	288
1400	0.52	127,128	288
2796	0.52	127,128	288

IRIS: SUIT coordination: AR #2

2025-05-19T05:49:22 to 2025-05-19T05:58:15

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=145 ycen=-91,

saaIntervals hiIntervals

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

IRIS: Flare studies 1.2.F at AR 14087

2025-05-18T22:59:19 to 2025-05-19T03:58:00

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

Program: Flare studies 1.2.F at AR 14087

Target: AR

Pointing: xcen=-54 ycen=309,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,68	1920

IRIS: Calib 13: Stellar, Pointing #5

2025-05-10T04:21:01 to 2025-05-10T04:48:59

Science Goal: Stellar_Cal_HD19374_2025_Pointing_5

Program: Calib 13: Stellar, Pointing #5

Target: (NONE)

Pointing: xcen=89 ycen=1102,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2	398,182	14
1400	2	398,182	14

IRIS: Calib 13: Stellar, Pointing #3

2025-05-10T02:36:01 to 2025-05-10T03:03:59

Science Goal: Stellar_Cal_HD19374_2025_Pointing_3

Program: Calib 13: Stellar, Pointing #3

Target: (NONE)

Pointing: xcen=-163 ycen=1073,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2	398,182	14
1400	2	398,182	14

IRIS: High cadence flare raster, AR14079

2025-05-08T23:11:22 to 2025-05-09T01:00:44

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, AR14079

Target: AR

Pointing: xcen=702 ycen=174,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	2880
2796	0.04	68,68	2880

IRIS: High cadence flare raster, AR14079

2025-05-07T13:59:22 to 2025-05-07T16:57:50

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, AR14079

Target: AR

Pointing: xcen=486 ycen=196,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	4700
2796	0.04	68,68	4700

IRIS: High cadence flare raster, AR14079

2025-05-07T04:20:22 to 2025-05-07T07:21:07

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, AR14079

Target: AR

Pointing: xcen=447 ycen=211,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	4760
2796	0.04	68,68	4759

257281 matches
prev 1...6561 6562 6563 6564 6565 6566 6567 [6568] 6569 6570 ...17153 next