Popular

Heliophysics Events Knowledgebase Coverage Registry (HCR)

Popular Observations

Here are the most popular observations, as measured by the number of downloads.

Filter by instrument:

257260 matches
prev 1...12025 12026 12027 12028 [12029] 12030 12031 12032 12033 12034 ...17151 next

IRIS: A1: QS Monitoring

2026-03-29T04:10:35 to 2026-03-29T04:28:39

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=-2 ycen=3,

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

IRIS: C1: North pole

2026-03-21T05:05:44 to 2026-03-21T05:39:54

Science Goal: Very large coarse 64-step raster 126x175 64s Deep x 30

Program: C1: North pole

Target: QS

Pointing: xcen=-2 ycen=961,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2.14	295,182	16
2832	2.14	295,182	16
1400	2.14	295,182	16
2796	2.14	295,182	16

IRIS: High cadence flare obs. AR4391

2026-03-15T09:40:07 to 2026-03-15T15:40:34

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 obs. AR4391

Target: AR

Pointing: xcen=186 ycen=207,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	9492
2796	0.04	68,68	9491

IRIS: A1: QS Monitoring

2026-02-22T04:10:05 to 2026-02-22T04:28:08

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=3 ycen=13,

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

EIS: High latitude magnetic field evolution during the sunspot cycle

2026-02-20T10:50:14 to 2026-02-20T12:32:06

Science Goal:

Program:

Target:

Pointing: xcen=-12 ycen=-950,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

IRIS: Stellar Calibration HD210424 #8

2026-02-19T11:23:00 to 2026-02-19T11:49:59

Science Goal: Stellar_Cal_HD210424_2026_Pointing_08

Program: Stellar Calibration HD210424 #8

Target: (NONE)

Pointing: xcen=-9 ycen=-980,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2	401,182	13
1400	2	401,182	14

IRIS: Stellar Calibration HD210424 #2

2026-02-19T07:15:01 to 2026-02-19T07:54:59

Science Goal: Stellar_Cal_HD210424_2026_Pointing_02

Program: Stellar Calibration HD210424 #2

Target: (NONE)

Pointing: xcen=-614 ycen=-968,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2	401,182	20
1400	2	401,182	20

EIS: Synoptic comprehensive active region studies

2026-02-17T22:48:14 to 2026-02-17T23:44:05

Science Goal: new AR on east limb

Program:

Target:

Pointing: xcen=536 ycen=278,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

EIS: Synoptic comprehensive active region studies

2026-02-17T21:12:09 to 2026-02-17T22:13:48

Science Goal: New AR on east limb

Program:

Target:

Pointing: xcen=523 ycen=279,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

IRIS: B1: AR tracking from limb to limb

2026-02-08T05:28:25 to 2026-02-08T05:46:32

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=298 ycen=249,

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

AIA: null

2026-01-18T18:00:20 to 2026-01-18T18:24:44

Science Goal: ssw_service_260118_143608_22874

Program:

Target:

Pointing: xcen=0 ycen=0,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
131	1.02	2,458,2,458	25

EIS: AR Tracking

2025-12-22T15:40:04 to 2025-12-22T16:26:58

Science Goal: AR Tracking

Program:

Target:

Pointing: xcen=-295 ycen=112,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeXIII		120,512	null
FeX		120,512	null
FeXVI		120,512	null
SiX		120,512	null
SX		120,512	null
FeXXIV		120,512	null
SiVII		120,512	null
FeXI		120,512	null
FeXV		120,512	null
MgVII		120,512	null
CaXV		120,512	null
CaXVI		120,512	null
FeXII		120,512	null
FeIX		120,512	null
FeVIII		120,512	null
FeXIV		120,512	null

EIS: AR Tracking

2025-12-22T14:05:22 to 2025-12-22T15:07:01

Science Goal: AR Tracking

Program:

Target:

Pointing: xcen=-308 ycen=288,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeXIII		120,160	null
FeX		120,160	null
OIV		120,160	null

EIS: AR Tracking

2025-12-22T12:26:23 to 2025-12-22T13:27:07

Science Goal: AR Tracking

Program:

Target:

Pointing: xcen=-330 ycen=111,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeXIII		261,512	null
FeXVI		261,512	null
SiX		261,512	null
SX		261,512	null
FeXXIV		261,512	null
SiVII		261,512	null
FeXI		261,512	null
FeXV		261,512	null
MgVII		261,512	null
CaXV		261,512	null
CaXVI		261,512	null
FeXII		261,512	null
FeIX		261,512	null
FeXIV		261,512	null

EIS: Small flare diagnostic study

2025-11-15T20:12:33 to 2025-11-15T21:11:08

Science Goal: EL_DHB_01v3

Program:

Target:

Pointing: xcen=879 ycen=434,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
MgVI		50,152	null
FeXIII		50,152	null
FeX		50,152	null
FeXVI		50,152	null
SiX		50,152	null
CaXVII		50,152	null
FeXXIV		50,152	null
SiVII		50,152	null
FeXI		50,152	null
FeXV		50,152	null
MgVII		50,152	null
MgV		50,152	null
OV		50,152	null
CaXV		50,152	null
FeXII		50,152	null
FeIX		50,152	null
FeXXIII		50,152	null
FeVIII		50,152	null
FeXIV		50,152	null

257260 matches
prev 1...12025 12026 12027 12028 [12029] 12030 12031 12032 12033 12034 ...17151 next