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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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252469 matches
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IRIS: BBSO coordination: AR 14345

2026-01-23T20:56:38 to 2026-01-23T21:57:36

Science Goal: Large coarse 8-step raster 14x120 8s Si IV Mg II h/k Mg II w s Deep x 4 Spatial x 2, Spectral x 2

Program: BBSO coordination: AR 14345

Target: AR

Pointing: xcen=618 ycen=-179,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.69	137,130	89
1400	0.23	137,130	267
2796	0.17	137,130	356

IRIS: Flare study, AR at SE

2026-01-15T09:15:52 to 2026-01-15T10:14:57

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: Flare study, AR at SE

Target: AR

Pointing: xcen=-876 ycen=-177,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1556
2796	0.04	68,68	1555

IRIS: Flare study, AR at SE

2026-01-15T07:39:02 to 2026-01-15T08:37:30

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: Flare study, AR at SE

Target: AR

Pointing: xcen=-875 ycen=-175,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1540
2796	0.04	68,68	1540

IRIS: B1: AR tracking from limb to limb

2026-01-13T07:09:16 to 2026-01-13T07:27:22

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

Target: AR

Pointing: xcen=503 ycen=-119,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,130	16
2832	1.13	247,130	16
1400	1.13	247,130	16
2796	1.13	247,130	16

IRIS: A1: QS monitoring near disk center

2026-01-11T06:39:16 to 2026-01-11T06:57:20

Science Goal: Large coarse 64-step raster 126x120 64s C II Si IV Mg II h/k Mg II w s Deep x 15 SJI cadence 0.5x faster

Program: A1: QS monitoring near disk center

Target: QS

Pointing: xcen=37 ycen=93,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,130	16
2832	4.52	247,130	4
1400	1.13	247,130	16
2796	1.13	247,130	16

IRIS: SUIT/Aditya-L1 coordination on near-disk-center AR 14336

2026-01-11T05:02:24 to 2026-01-11T05:56:57

Science Goal: Very large coarse 64-step raster 126x175 64s Si IV Mg II h/k Mg II w s Spatial x 4, Spectral x 4

Program: SUIT/Aditya-L1 coordination on near-disk-center AR 14336

Target: AR

Pointing: xcen=85 ycen=-110,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	1.05	289,182	52
1400	0.26	289,182	208
2796	0.26	289,182	208

IRIS: SUIT/Aditya-L1 coordination, flare catching on AR 14334

2026-01-07T23:32:34 to 2026-01-08T00:23:53

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, flare catching on AR 14334

Target: AR

Pointing: xcen=-140 ycen=-198,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	340
2796	0.15	65,68	340

SOTSP: AR 14316

2025-12-24T05:00:05 to 2025-12-24T05:42:44

Science Goal: AR evolution

Program: Fast map, 216"x129", 1-side CCD

Target: Active Region

Pointing: xcen=63 ycen=-135,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	214,129	675
6302A Velocity 6301.5A	0	214,129	675
6302A Transverse Flux Density	0	214,129	675
6302A Longitudinal Flux Density	0	214,129	675

EIS: AR Tracking

2025-12-22T22:34:55 to 2025-12-22T22:39:06

Science Goal: AR Tracking

Program:

Target:

Pointing: xcen=-236 ycen=125,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
MgVI		479,488	null
FeXIII		479,488	null
FeXVI		479,488	null
SiVII		479,488	null
FeXI		479,488	null
FeXV		479,488	null
HeII		479,488	null
FeXII		479,488	null
FeXXIII		479,488	null

SOTSP: New AR obs.

2025-12-19T12:31:15 to 2025-12-19T13:18:39

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

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

Target: Active Region

Pointing: xcen=-794 ycen=309,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	232,162	744
6302A Velocity 6301.5A	0	232,162	744
6302A Transverse Flux Density	0	232,162	744
6302A Longitudinal Flux Density	0	232,162	744

SOTSP: HOP 412 8/20

2025-12-18T18:34:05 to 2025-12-18T18:50:13

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

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

Target: Quiet Sun

Pointing: xcen=-21 ycen=-277,

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: Synoptic

2025-12-17T18:13:52 to 2025-12-17T18:15:42

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: Synoptic

2025-12-16T18:01:16 to 2025-12-16T18:03:05

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: Track AR 14303 (may update)

2025-12-16T06:56:02 to 2025-12-16T07:43:26

Science Goal: Active region structure

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

Target: Active Region

Pointing: xcen=688 ycen=-473,

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: Track AR 14303 (may update)

2025-12-15T09:30:02 to 2025-12-15T10:17:26

Science Goal: Active region structure

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

Target: Active Region

Pointing: xcen=574 ycen=-471,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	234,162	749
6302A Velocity 6301.5A	0	234,162	749
6302A Transverse Flux Density	0	234,162	749
6302A Longitudinal Flux Density	0	234,162	749

252469 matches
prev 1...13001 13002 13003 13004 13005 13006 13007 13008 [13009] 13010 ...16832 next