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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256596 matches
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IRIS: Deep exposures of hot loops (AR12635)

2017-02-15T08:35:12 to 2017-02-15T09:40:39

Science Goal: Large sparse 32-step raster 31x120 32s C II Si IV Mg II h/k Deep x 60 Spatial x 4, Spectral x 4 Lossless compression

Program: Deep exposures of hot loops (AR12635)

Target: AR

Pointing: xcen=807 ycen=304,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	4.09	154,131	16
1400	4.09	154,131	16
2796	4.09	154,131	16

IRIS: Coronal rain near AR12630

2017-02-09T22:39:58 to 2017-02-09T23:48:51

Science Goal: Very large sit-and-stare 0.3x175 1s C II Si IV Mg II h/k Deep x 30 Spatial x 2, Spectral x 2

Program: Coronal rain near AR12630

Target: CR

Pointing: xcen=959 ycen=223,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.57	169,182	44
1400	1.57	169,182	44
2796	1.57	169,182	44

IRIS: N Pole CH Very Large Raster

2016-12-27T00:12:55 to 2016-12-27T01:03:39

Science Goal: Very large dense 96-step raster 31.35x175 96s C II Si IV Mg II h/k Mg II w s Deep x 30 Spatial x 2, Spectral x 1 Lossless compression

Program: N Pole CH Very Large Raster

Target: CH

Pointing: xcen=-1 ycen=950,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.69	203,182	30
2832	8.46	203,182	6
1400	1.69	203,182	30
2796	1.69	203,182	30

IRIS: CH boundary study

2016-12-15T10:25:17 to 2016-12-15T11:21:26

Science Goal: Medium dense 16-step raster 5x60 16s Deep x 0.5 FUV spectrally rebinned x 4

Program: CH boundary study

Target: CH

Pointing: xcen=265 ycen=-882,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.22	66,66	256
2832	0.22	66,66	256
1400	0.22	66,66	256
2796	0.22	66,66	256

IRIS: prominence monitoring NW limb

2016-11-08T09:37:13 to 2016-11-08T10:52:00

Science Goal: Very large coarse 16-step raster 30x175 16s Si IV Mg II h/k Deep x 15 Spatial x 2, Spectral x 1

Program: prominence monitoring NW limb

Target: FI

Pointing: xcen=953 ycen=300,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.55	199,182	136
2796	0.55	199,182	136

IRIS: B2: QS tracking, limb to limb

2015-02-10T06:43:49 to 2015-02-10T06:53:25

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

Program: B2: QS tracking, limb to limb

Target: QS

Pointing: xcen=-54 ycen=229,

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: QS - "mu" survey - [0", 750"]

2014-01-22T00:11:06 to 2014-01-22T00:37:57

Science Goal: Dense synoptic raster 31.35x175 96s C II Si IV Mg II h/k Deep x 15

Program: QS - "mu" survey - [0", 750"]

Target: QS

Pointing: xcen=-3 ycen=742,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.84	202,182	32
1400	0.84	202,182	32
2796	0.84	202,182	32

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 Coordination: AR13762

2024-07-26T15:18:22 to 2024-07-26T18:51:40

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

Program: BBSO Coordination: AR13762

Target: AR

Pointing: xcen=183 ycen=-272,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.14	59,68	1554

IRIS: High-cadence flare program

2024-05-09T17:07:27 to 2024-05-09T19:02:31

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

Program: High-cadence flare program

Target: AR

Pointing: xcen=414 ycen=-249,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.01	61,68	9494

IRIS: HOP 307 (AR 13053)

2022-07-07T21:10:44 to 2022-07-07T21:59:40

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

Program: HOP 307 (AR 13053)

Target: AR

Pointing: xcen=-709 ycen=199,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	80
2832	0.61	281,182	80
1400	0.61	281,182	80
2796	0.61	281,182	80

IRIS: SnS Flare Study of Unnamed AR on SE Limb (Program B)

2022-05-05T13:45:09 to 2022-05-05T16:48:02

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: SnS Flare Study of Unnamed AR on SE Limb (Program B)

Target: AR

Pointing: xcen=-697 ycen=-442,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	390
1400	0.47	61,66	390
2796	0.47	61,66	390

IRIS: Low-telemetry flare watch AR12975

2022-04-02T17:17:33 to 2022-04-02T19:29:47

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: Low-telemetry flare watch AR12975

Target: AR

Pointing: xcen=877 ycen=267,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,67	282
1400	0.47	61,67	282
2796	0.47	61,67	282

IRIS: HOP 307, new AR

2021-11-29T08:56:45 to 2021-11-29T09:46:25

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

Program: HOP 307, new AR

Target: AR

Pointing: xcen=366 ycen=-401,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.62	281,182	80
2832	0.62	281,182	80
1400	0.62	281,182	80
2796	0.62	281,182	80

IRIS: B1 AR tracking

2021-11-11T05:43:28 to 2021-11-11T06:01:34

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=-291 ycen=348,

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

256596 matches
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