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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257059 matches
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IRIS: High-cadence flare study

2025-08-26T14:48:53 to 2025-08-26T16:42:48

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 study

Target: AR

Pointing: xcen=-639 ycen=-357,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	3000
2796	0.04	68,68	3000

IRIS: SUIT coordination: AR2 (14188)

2025-08-25T07:19:00 to 2025-08-25T07:30:06

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: AR2 (14188)

Target: AR

Pointing: xcen=201 ycen=-265,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.28	278,182	40
2796	0.28	278,182	40

IRIS: SUIT coordination: QS 1

2025-08-15T04:42:22 to 2025-08-15T04:53:28

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: QS 1

Target: QS

Pointing: xcen=-88 ycen=24,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.28	278,182	40
2796	0.28	278,182	40

IRIS: B2: QS tracking

2025-07-22T07:02:58 to 2025-07-22T07:12:34

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

Program: B2: QS tracking

Target: QS

Pointing: xcen=569 ycen=-206,

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: BBSO/GST coordination

2025-06-08T16:29:17 to 2025-06-08T22:13:34

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/GST coordination

Target: AR

Pointing: xcen=-177 ycen=-235,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.34	137,129	1020
2832	2.03	137,129	170
1400	0.34	137,129	1020
2796	0.34	137,129	1020

SOTSP: AR14100

2025-06-01T18:50:36 to 2025-06-01T19:52:57

Science Goal: Active Region Observations

Program: Fast map, 328x164", 1-side, Q65, no repeat

Target: Active Region

Pointing: xcen=137 ycen=118,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	308,162	977
6302A Velocity 6301.5A	0	308,162	977
6302A Transverse Flux Density	0	308,162	977
6302A Longitudinal Flux Density	0	308,162	977

SOTSP: HOP 485, N60

2025-05-20T12:22:33 to 2025-05-20T13:20:31

Science Goal: High-latitude magnetic field evolution during the sunspot cycle

Program: Fast deep mode, HOP81 in the eclipse, EAST -680

Target: Quiet Sun

Pointing: xcen=-121 ycen=780,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	108,162	342
6302A Velocity 6301.5A	0	108,162	342
6302A Transverse Flux Density	0	108,162	342
6302A Longitudinal Flux Density	0	108,162	342

SOTSP: AR e-limb

2025-05-16T00:19:34 to 2025-05-16T01:06:59

Science Goal: Active region observation

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

Target: Active Region

Pointing: xcen=-568 ycen=220,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	235,162	747
6302A Velocity 6301.5A	0	235,162	747
6302A Transverse Flux Density	0	235,162	747
6302A Longitudinal Flux Density	0	235,162	747

SOTSP: HOP412

2025-05-08T15:38:06 to 2025-05-08T15:54:13

Science Goal: Irradiance Scan

Program: Normal map 30 arcsec, Shorter Irradiance: DO NOT MODIFY!

Target: Synoptic Program

Pointing: xcen=-21 ycen=-385,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	60,129	190
6302A Velocity 6301.5A	0	60,129	190
6302A Transverse Flux Density	0	60,129	190
6302A Longitudinal Flux Density	0	60,129	190

SOTSP: HOP 412 N-S Scans 17/20

2025-04-17T22:21:04 to 2025-04-17T22:37:12

Science Goal: Synoptic SOT Latitudinal Scans (updated version of HOP79)

Program: Normal map 30 arcsec, Shorter Irradiance: DO NOT MODIFY!

Target: Pore

Pointing: xcen=-21 ycen=612,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	60,129	190
6302A Velocity 6301.5A	0	60,129	190
6302A Transverse Flux Density	0	60,129	190
6302A Longitudinal Flux Density	0	60,129	190

SOTSP:

2025-04-05T12:20:05 to 2025-04-05T13:24:46

Science Goal:

Program: Fast map, 328x164", 1-side, Q65, no repeat

Target:

Pointing: xcen=112 ycen=-191,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	260,162	821
6302A Velocity 6301.5A	0	260,162	821
6302A Transverse Flux Density	0	260,162	821
6302A Longitudinal Flux Density	0	260,162	821

SOTSP: Synoptic

2025-02-07T18:09:11 to 2025-02-07T18:11:01

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: HOP81 (N-pole)

2025-02-07T13:02:08 to 2025-02-07T15:13:15

Science Goal: CORE (HOP0002) Polar Monitoring Campaign during the Solar Cycle

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

Target: North pole

Pointing: xcen=-60 ycen=869,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	235,162	744
6302A Velocity 6301.5A	0	235,162	744
6302A Transverse Flux Density	0	235,162	744
6302A Longitudinal Flux Density	0	235,162	744

SOTSP: AR13974 Obs

2025-01-29T19:10:57 to 2025-01-29T20:06:15

Science Goal: Active Region Observations

Program: Fast map, 280"x164", Q65, 1-side CCD

Target: Active Region

Pointing: xcen=-582 ycen=-236,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	276,162	873
6302A Velocity 6301.5A	0	276,162	873
6302A Transverse Flux Density	0	276,162	873
6302A Longitudinal Flux Density	0	276,162	873

SOTSP: AR 13956 Obs.

2025-01-15T02:00:29 to 2025-01-15T02:32:51

Science Goal: AR 13956 Obs.

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

Target: Active Region

Pointing: xcen=466 ycen=122,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	162,162	512
6302A Velocity 6301.5A	0	162,162	512
6302A Transverse Flux Density	0	162,162	512
6302A Longitudinal Flux Density	0	162,162	512

257059 matches
prev 1...3105 3106 3107 [3108] 3109 3110 3111 3112 3113 3114 ...17138 next