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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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257048 matches
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IRIS: B1: AR tracking from limb to limb (AR 14233)

2025-09-30T04:46:56 to 2025-09-30T05:05:01

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 (AR 14233)

Target: AR

Pointing: xcen=-513 ycen=216,

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: Low-telemetry Off-limb Flare Watch of AR14217/AR14224

2025-09-27T12:09:32 to 2025-09-27T13:49:20

Science Goal: Large sit-and-stare 0.3x120 1s C II Si IV Mg II h/k Deep x 15 Spatial x 2, Spectral x 2

Program: Low-telemetry Off-limb Flare Watch of AR14217/AR14224

Target: AR

Pointing: xcen=939 ycen=-261,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.81	122,129	123
1400	0.81	122,129	123
2796	0.81	122,129	123

IRIS: SUIT/Aditya-L1 coordination on AR 14207, low rate

2025-09-06T21:13:02 to 2025-09-07T01:20:28

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

Program: SUIT/Aditya-L1 coordination on AR 14207, low rate

Target: AR

Pointing: xcen=192 ycen=353,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	1639
2796	0.15	65,68	1639

IRIS: SST coordination

2025-09-01T07:59:34 to 2025-09-01T09:59:16

Science Goal: Medium dense 32-step raster 10.24x60 32s Si IV Mg II h/k Mg II w FUV spectrally rebinned x 2 SJI cadence 0.5x faster

Program: SST coordination

Target: AR

Pointing: xcen=394 ycen=-396,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.6	71,67	200
1400	0.6	71,67	200
2796	0.6	71,67	200

IRIS: High-cadence flare watch

2025-08-27T05:09:24 to 2025-08-27T07:41:18

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 watch

Target: AR

Pointing: xcen=-544 ycen=-369,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	4000
2796	0.04	68,68	4000

IRIS: HOP 507/Prooba-3 (AR14179)

2025-08-20T04:19:17 to 2025-08-20T05:16:26

Science Goal: Very large sparse 96-step raster 95x175 96s 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

Program: HOP 507/Prooba-3 (AR14179)

Target: AR

Pointing: xcen=754 ycen=-251,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.27	264,182	210
2832	1.36	264,182	42
1400	0.27	264,182	210
2796	0.27	264,182	210

SOTSP: HOP 507 at AR14179

2025-08-20T00:00:05 to 2025-08-20T00:47:29

Science Goal: Onset of CMEs - coordination with Proba-3/ASPIICS

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

Target: Filament

Pointing: xcen=728 ycen=-300,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	232,162	742
6302A Velocity 6301.5A	0	232,162	742
6302A Transverse Flux Density	0	232,162	742
6302A Longitudinal Flux Density	0	232,162	742

SOTSP: Synoptic

2025-08-17T18:06:15 to 2025-08-17T18:08:04

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	15,162	49
6302A Velocity 6301.5A	0	15,162	49
6302A Transverse Flux Density	0	15,162	49
6302A Longitudinal Flux Density	0	15,162	49

IRIS: SUIT coordination: AR #2

2025-08-04T06:43:22 to 2025-08-04T06:52:15

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=-262 ycen=116,

saaIntervals hiIntervals

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

SOTSP: HOP 173 AR 14161

2025-08-01T04:24:05 to 2025-08-01T04:56:25

Science Goal: sunspot

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

Target: Active Region

Pointing: xcen=-359 ycen=-352,

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: HOP485 North

2025-07-22T15:10:06 to 2025-07-22T16:08:04

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

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

Target: North pole

Pointing: xcen=-120 ycen=783,

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: HOP 393 Equatorial

2025-07-05T02:49:23 to 2025-07-05T03:49:57

Science Goal: Cycle 24/25 equatorial transition

Program: Fast Map, Full FOV 1 side CCD Q75

Target: Synoptic

Pointing: xcen=7 ycen=-121,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	300,162	952
6302A Velocity 6301.5A	0	300,162	952
6302A Transverse Flux Density	0	300,162	952
6302A Longitudinal Flux Density	0	300,162	952

SOTSP: HOP 412 (18/20)

2025-07-04T12:02:05 to 2025-07-04T12:18:14

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

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

Target: Synoptic

Pointing: xcen=-17 ycen=678,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	57,129	186
6302A Velocity 6301.5A	0	57,129	186
6302A Transverse Flux Density	0	57,129	186
6302A Longitudinal Flux Density	0	57,129	186

SOTSP: HOP 508 at AR 14127

2025-07-03T19:41:42 to 2025-07-03T20:05:57

Science Goal: Flare Abundance Evolution

Program: Fast map, 123"x123", 1-side CCD

Target: Active Region

Pointing: xcen=220 ycen=-428,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	121,122	384
6302A Velocity 6301.5A	0	121,122	384
6302A Transverse Flux Density	0	121,122	384
6302A Longitudinal Flux Density	0	121,122	384

SOTSP: Synoptic

2025-06-03T13:52:13 to 2025-06-03T13:54:03

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

257048 matches
prev 1...2993 2994 [2995] 2996 2997 2998 2999 3000 3001 3002 ...17137 next