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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256569 matches
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IRIS: Deep exposures on sunspot

2013-11-25T11:12:09 to 2013-11-25T11:45:34

Science Goal: Very large coarse 64-step raster 126x175 64s C II Si IV Mg II h/k Mg II w s Deep x 30 Spatial x 2, Spectral x 2 SJI cadence 10x faster

Program: Deep exposures on sunspot

Target: AR

Pointing: xcen=971 ycen=-26,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2.09	295,182	16
2832	8.36	295,182	4
1400	2.09	295,182	16
2796	2.09	295,182	16

IRIS: Test of stellar calibration, pointing 1

2013-11-21T04:50:19 to 2013-11-21T05:09:18

Science Goal: HD142096 pointing1

Program: Test of stellar calibration, pointing 1

Target: QS

Pointing: xcen=-930 ycen=-479,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2	367,182	10
1400	2	367,182	9

IRIS: NUV SJI flat field calibration

2013-11-06T15:13:51 to 2013-11-06T15:24:02

Science Goal: NUV SJI flat test 2013-11-01

Program: NUV SJI flat field calibration

Target: QS

Pointing: xcen=221 ycen=-114,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.33	242,182	32

IRIS: SJI dither flat v4, focused sequence

2013-08-20T04:39:46 to 2013-08-20T05:00:03

Science Goal: SJI dither flat v4, focused sequence

Program: SJI Flats on plages

Target: (NONE)

Pointing: xcen=366 ycen=-288,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.46	183,182	34

IRIS: High Cadence Raster: AR14168

2025-08-10T12:24:22 to 2025-08-10T16:19:30

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 Raster: AR14168

Target: AR

Pointing: xcen=917 ycen=42,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	5800
2796	0.04	68,68	5800

IRIS: Limb-to-limb tracking of ARs IHOP 207

2024-05-14T16:33:42 to 2024-05-14T19:20:30

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 30 Spatial x 2, Spectral x 2

Program: Limb-to-limb tracking of ARs IHOP 207

Target: AR

Pointing: xcen=-811 ycen=217,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2.09	281,182	80
2832	2.09	281,182	80
1400	2.09	281,182	80
2796	2.09	281,182	80

IRIS: SST coordination, AR13017

2022-05-23T07:30:36 to 2022-05-23T12:01:11

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: SST coordination, AR13017

Target: AR

Pointing: xcen=269 ycen=259,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,67	577
1400	0.47	61,67	577
2796	0.47	61,67	577

IRIS: BBSO coordination - NE limb AR

2021-05-09T20:40:43 to 2021-05-09T23:42:59

Science Goal: Large coarse 8-step raster 14x120 8s C II Si IV Mg II h/k Mg II w s Deep x 4 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4 SJI cadence 0.5x faster

Program: BBSO coordination - NE limb AR

Target: AR

Pointing: xcen=-671 ycen=309,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.34	137,129	540
2832	2.03	137,129	90
1400	0.34	137,129	540
2796	0.34	137,129	540

IRIS: HOP 307: AR 12778

2020-10-28T10:37:35 to 2020-10-28T12:15:29

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

Program: HOP 307: AR 12778

Target: AR

Pointing: xcen=530 ycen=-381,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	160
2832	0.61	281,182	160
1400	0.61	281,182	160
2796	0.61	281,182	160

IRIS: Bright point in QS

2020-03-08T01:59:31 to 2020-03-08T05:36:23

Science Goal: Large sit-and-stare 0.3x120 1s C II Si IV Mg II h/k Deep x 4 Spatial x 2, Spectral x 2

Program: Bright point in QS

Target: QS

Pointing: xcen=196 ycen=7,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.26	122,129	835
1400	0.26	122,129	835
2796	0.26	122,129	835

IRIS: On-disk Filament Tracking, Low Data Rate

2020-02-28T21:28:44 to 2020-02-28T22:50:26

Science Goal: Large dense 320-step raster 105.3x120 320s Deep x 2 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: On-disk Filament Tracking, Low Data Rate

Target: FI

Pointing: xcen=490 ycen=743,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.2	234,128	400
2832	0.2	234,128	400
1400	0.2	234,128	400
2796	0.2	234,128	400

IRIS: GREGOR coordination, AR, E limb

2019-10-29T07:15:21 to 2019-10-29T13:15:46

Science Goal: Large coarse 8-step raster 14x120 8s Mg II h/k Deep x 8 FUV spectrally rebinned x 2

Program: GREGOR coordination, AR, E limb

Target: AR

Pointing: xcen=-852 ycen=18,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.16	134,129	2280

IRIS: Funnel promience NW limb (run HOP 269 IRIS alone)

2019-09-12T03:14:58 to 2019-09-12T03:58:26

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: Funnel promience NW limb (run HOP 269 IRIS alone)

Target: FI

Pointing: xcen=708 ycen=697,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.27	231,182	160

IRIS: B1: AR tracking

2019-07-18T04:48:10 to 2019-07-18T05:06:16

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=-880 ycen=-278,

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: HOP 366: PSP coordination (NP)

2019-04-05T08:58:21 to 2019-04-05T10:05:27

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

Program: HOP 366: PSP coordination (NP)

Target: QS

Pointing: xcen=-217 ycen=939,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.31	171,182	215
2796	0.31	171,182	215

256569 matches
prev 1...937 938 939 940 [941] 942 943 944 945 946 ...17105 next