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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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256792 matches
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IRIS: O IV density with EIS (AR14191)

2025-08-25T22:31:07 to 2025-08-26T01:47:52

Science Goal: Very large sparse 96-step raster 95x175 96s C II Si IV Mg II h/k Deep x 60 Spatial x 2, Spectral x 2 SJI cadence 0.5x faster

Program: O IV density with EIS (AR14191)

Target: AR

Pointing: xcen=-269 ycen=83,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	3.07	264,182	64
1400	3.07	264,182	64
2796	3.07	264,182	64

IRIS: Flare Study B: AR14168

2025-08-08T12:24:19 to 2025-08-08T16:18:48

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: AR14168

Target: AR

Pointing: xcen=704 ycen=0,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,67	500
1400	0.47	61,67	500
2796	0.47	61,67	500

SOTSP: HOP 393

2025-07-19T00:29:07 to 2025-07-19T01:32:20

Science Goal: Cycle 24/25 equatorial transition

Program: Fast Map, Full FOV 1 side CCD Q75

Target: Quiet Sun

Pointing: xcen=-7 ycen=-144,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	314,162	999
6302A Velocity 6301.5A	0	314,162	999
6302A Transverse Flux Density	0	314,162	999
6302A Longitudinal Flux Density	0	314,162	999

SOTSP: HOP 393

2025-06-14T01:19:53 to 2025-06-14T02:19:56

Science Goal: Cycle 24/25 equatorial transition

Program: Fast Map, Full FOV 1 side CCD Q75

Target: Disk Center

Pointing: xcen=-7 ycen=-77,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	301,162	950
6302A Velocity 6301.5A	0	301,162	950
6302A Transverse Flux Density	0	301,162	950
6302A Longitudinal Flux Density	0	301,162	950

SOTSP: HOP 506 prominence

2025-06-05T11:09:06 to 2025-06-05T11:41:26

Science Goal: Magnetic field structure of prominences, solar tornadoes and spicules on the limb and on the disk

Program: Fast map, 164x164", 1-side, Q65, no repeat

Target: Prominence

Pointing: xcen=-812 ycen=483,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	161,162	510
6302A Velocity 6301.5A	0	161,162	510
6302A Transverse Flux Density	0	161,162	510
6302A Longitudinal Flux Density	0	161,162	510

SOTSP: HOP 206 south pole

2025-03-11T00:42:40 to 2025-03-11T03:36:14

Science Goal: Polar Panorama Map for understanding Polar Reversal in Cycle 24

Program: Fast deep mode, 2048 slit position, LIMB ONLY

Target: South Pole

Pointing: xcen=-20 ycen=-951,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	323,162	1023
6302A Velocity 6301.5A	0	323,162	1023
6302A Transverse Flux Density	0	323,162	1023
6302A Longitudinal Flux Density	0	323,162	1023

SOTSP: Synoptic

2025-03-06T18:08:13 to 2025-03-06T18:10:02

Science Goal: Synoptic

Program: Synoptic Very Fast Map, 15"x162", 3 mins.

Target: Calibration, Synoptic

Pointing: xcen=0 ycen=7,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	16,162	50
6302A Velocity 6301.5A	0	16,162	50
6302A Transverse Flux Density	0	16,162	50
6302A Longitudinal Flux Density	0	16,162	50

SOTSP: AR14006

2025-03-03T09:10:03 to 2025-03-03T09:57:27

Science Goal: AR14006

Program: Fast map, 230"x164", Q65, 1-side CCD

Target: Active Region

Pointing: xcen=506 ycen=372,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	238,162	750
6302A Velocity 6301.5A	0	238,162	750
6302A Transverse Flux Density	0	238,162	750
6302A Longitudinal Flux Density	0	238,162	750

IRIS: High-cadence flare watch

2024-10-31T21:09:40 to 2024-10-31T22:16:49

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

Program: High-cadence flare watch

Target: AR

Pointing: xcen=-401 ycen=166,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.01	59,68	4641

SOTSP: AR 13842

2024-10-03T15:04:06 to 2024-10-03T15:51:30

Science Goal: Active region

Program: Fast map, 230"x164", Q65, 1-side CCD

Target: Active Region

Pointing: xcen=108 ycen=-364,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	237,162	750
6302A Velocity 6301.5A	0	237,162	750
6302A Transverse Flux Density	0	237,162	750
6302A Longitudinal Flux Density	0	237,162	750

SOTSP: HOP 81 North Pole

2024-08-06T15:02:44 to 2024-08-06T16:00:42

Science Goal: Polar Monitoring Campaign during the Solar Cycle

Program: Fast deep mode, HOP81 in the eclipse, WEST +680

Target: N Pole

Pointing: xcen=82 ycen=846,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	106,162	339
6302A Velocity 6301.5A	0	106,162	339
6302A Transverse Flux Density	0	106,162	339
6302A Longitudinal Flux Density	0	106,162	339

SOTSP: New AR

2024-08-05T22:50:33 to 2024-08-05T23:22:54

Science Goal:

Program: Fast map, 164x164", 1-side, Q65, no repeat

Target: Active Region

Pointing: xcen=69 ycen=-202,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	156,162	500
6302A Velocity 6301.5A	0	156,162	500
6302A Transverse Flux Density	0	156,162	500
6302A Longitudinal Flux Density	0	156,162	500

IRIS: High-cadence Flare Program at AR 13774

2024-08-02T19:02:12 to 2024-08-02T20:17:47

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

Program: High-cadence Flare Program at AR 13774

Target: AR

Pointing: xcen=-673 ycen=-201,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.02	59,68	4642

IRIS: Flare Watch of AR13679

2024-05-24T12:10:38 to 2024-05-24T18:02:21

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 Watch of AR13679

Target: AR

Pointing: xcen=908 ycen=-133,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,67	750
1400	0.47	61,67	750
2796	0.47	61,67	750

IRIS: F2: Equatorial Scan (HOP 393), West Pointing

2023-11-25T01:59:49 to 2023-11-25T02:49:42

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

Program: F2: Equatorial Scan (HOP 393), West Pointing

Target: (NONE)

Pointing: xcen=97 ycen=-27,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.62	233,130	80
2832	0.62	233,130	80
1400	0.62	233,130	80
2796	0.62	233,130	80

256792 matches
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