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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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256651 matches
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IRIS: Low-telemetry Flare Watch of AR14513

2026-08-22T12:10:49 to 2026-08-22T16:40:34

Science Goal: Medium sit-and-stare 0.3x60 1s C II Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2

Program: Low-telemetry Flare Watch of AR14513

Target: AR

Pointing: xcen=-735 ycen=-6,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,69	587
1400	0.46	62,69	587
2796	0.46	62,69	587

SOTSP: HOP 541 SE Location

2026-08-21T12:20:05 to 2026-08-21T12:52:19

Science Goal: [SOOP: Fast Wind] Solar wind origin regions in coronal holes

Program: Fast map, 164x164", 1-side, Q75, no repeat

Target: Coronal Hole

Pointing: xcen=-511 ycen=-597,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	161,162	509
6302A Velocity 6301.5A	0	161,162	509
6302A Transverse Flux Density	0	161,162	509
6302A Longitudinal Flux Density	0	161,162	509

IRIS: HOP 541: Fast Wind SOOP

2026-08-19T12:16:09 to 2026-08-19T15:31:58

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

Program: HOP 541: Fast Wind SOOP

Target: CH

Pointing: xcen=-594 ycen=-622,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	320
2832	0.61	281,182	320
1400	0.61	281,182	320
2796	0.61	281,182	320

IRIS: SUIT/Aditya-L1 Coordination

2026-08-19T00:00:00 to 2026-08-19T02:29:54

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

Target: AR

Pointing: xcen=-548 ycen=212,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	993
2796	0.15	65,68	992

IRIS: Low-telemetry Flare Watch of AR14507

2026-08-18T22:40:09 to 2026-08-18T23:49:32

Science Goal: Medium sit-and-stare 0.3x60 1s C II Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2

Program: Low-telemetry Flare Watch of AR14507

Target: AR

Pointing: xcen=740 ycen=-11,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,69	151
1400	0.46	62,69	151
2796	0.46	62,69	151

IRIS: A1: QS Monitoring

2026-08-18T04:26:14 to 2026-08-18T04:44:18

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

Target: QS

Pointing: xcen=-47 ycen=4,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,129	16
2832	4.52	247,129	4
1400	1.13	247,129	16
2796	1.13	247,129	16

SOTSP: Synoptic

2026-08-16T18:11:35 to 2026-08-16T18:13:25

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

IRIS: BBSO coordination (IHOP 535), AR14508, high telemetry

2026-08-16T16:30:41 to 2026-08-16T18:30:42

Science Goal: Medium sparse 4-step raster 3x60 4s C II Si IV Mg II h/k Deep x 4 FUV spectrally rebinned x 2 Lossless compression

Program: BBSO coordination (IHOP 535), AR14508, high telemetry

Target: AR

Pointing: xcen=-198 ycen=-8,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.35	64,67	339
1400	0.35	64,67	340
2796	0.35	64,67	340

IRIS: SST coordination, AR14508

2026-08-16T08:01:32 to 2026-08-16T12:02:11

Science Goal: Large dense 32-step raster 10.24x120 32s Si IV Mg II h/k Mg II w Spatial x 2, Spectral x 2 SJI cadence 0.5x faster

Program: SST coordination, AR14508

Target: AR

Pointing: xcen=-235 ycen=-17,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.52	132,128	464
1400	0.52	132,128	464
2796	0.52	132,128	464

IRIS: High cadence flare raster, AR14509

2026-08-15T12:12:22 to 2026-08-15T14:02:38

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 raster, AR14509

Target: AR

Pointing: xcen=919 ycen=165,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	2719
2796	0.04	68,68	2720

EIS: Synoptic SOT Latitudinal Scans 12/20

2026-08-14T08:46:51 to 2026-08-14T08:56:58

Science Goal: SK_DEEP_5x512_SLIT1

Program:

Target:

Pointing: xcen=-6 ycen=-20,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
MgVI		5,512	null
FeXIII		5,512	null
FeX		5,512	null
SiX		5,512	null
CaXVII		5,512	null
OIV		5,512	null
SiVII		5,512	null
FeXI		5,512	null
FeXV		5,512	null
HeII		5,512	null
OV		5,512	null
FeXII		5,512	null
FeVIII		5,512	null
FeXIV		5,512	null

EIS: Synoptic SOT Latitudinal Scans 11/20

2026-08-14T07:31:50 to 2026-08-14T07:41:58

Science Goal: SK_DEEP_5x512_SLIT1

Program:

Target:

Pointing: xcen=-6 ycen=-120,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
MgVI		5,512	null
FeXIII		5,512	null
FeX		5,512	null
SiX		5,512	null
CaXVII		5,512	null
OIV		5,512	null
SiVII		5,512	null
FeXI		5,512	null
FeXV		5,512	null
HeII		5,512	null
OV		5,512	null
FeXII		5,512	null
FeVIII		5,512	null
FeXIV		5,512	null

EIS: Synoptic SOT Latitudinal Scans

2026-08-14T00:47:01 to 2026-08-14T00:49:57

Science Goal: PRY_slot_contextLITE

Program:

Target:

Pointing: xcen=-0 ycen=-945,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeXVI		479,488	null
SiVII		479,488	null
HeII		479,488	null
FeXII		479,488	null
FeXXIII		479,488	null

EIS: BBSO Coordinated Observations: Connecting Flare Loop-Top Dynamics w

2026-08-12T19:32:41 to 2026-08-12T20:15:51

Science Goal: pry_flare_2_v2.

Program:

Target:

Pointing: xcen=-526 ycen=7,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeX		18,120	null
SiX		18,120	null
OIV		18,120	null
FeXV		18,120	null
FeXVII		18,120	null
HeII		18,120	null
OV		18,120	null
CaXV		18,120	null
FeXII		18,120	null
FeXXIII		18,120	null
FeVIII		18,120	null

SOTSP: Synoptic

2026-08-11T04:02:01 to 2026-08-11T04:03:50

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

256651 matches
prev 1...15337 15338 15339 [15340] 15341 15342 15343 15344 15345 15346 ...17111 next