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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249613 matches
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AIA: null

2026-02-28T02:51:00 to 2026-02-28T04:00:00

Science Goal: ssw_service_260227_193054_27858_ssmq_

Program:

Target:

Pointing: xcen=-763 ycen=-250,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	0.93	600,450	75
211	0.93	600,450	75
171	0.93	600,450	75
1700	0.92	600,450	75
304	0.93	600,450	75
131	0.93	600,450	75
94	0.93	600,450	75
193	0.93	600,450	75

IRIS: Hinode coordination (on-disk filament tracking)

2026-02-27T21:08:06 to 2026-02-27T22:30:27

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 2 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: Hinode coordination (on-disk filament tracking)

Target: FI

Pointing: xcen=1 ycen=-275,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.21	281,182	400
2832	0.21	281,182	400
1400	0.21	281,182	400
2796	0.21	281,182	400

IRIS: SolO coordination (R SMALL HRES MCAD Polar-Observations)

2026-02-24T21:35:38 to 2026-02-24T21:52:15

Science Goal: Large sparse 96-step raster 95x120 96s Si IV Mg II h/k Deep x 4 Spatial x 2, Spectral x 2

Program: SolO coordination (R_SMALL_HRES_MCAD_Polar-Observations)

Target: CH

Pointing: xcen=-2 ycen=-945,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.17	217,129	96
2796	0.17	217,129	96

IRIS: A1: QS monitoring

2026-02-24T07:45:37 to 2026-02-24T08:03:40

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=-75 ycen=125,

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: SUIT Coordination

2026-02-23T23:54:23 to 2026-02-24T01:23:33

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: SUIT Coordination

Target: AR

Pointing: xcen=172 ycen=-3,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	2200
2796	0.04	68,68	2200

IRIS: SolO Coordination (SPICE; RS-burst Pole)

2026-02-23T07:38:26 to 2026-02-23T08:20:23

Science Goal: Very large dense 4-step raster 1x175 4s Si IV Mg II h/k Deep x 2 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: SolO Coordination (SPICE; RS-burst Pole)

Target: QS

Pointing: xcen=104 ycen=-948,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.2	170,182	210
2796	0.2	170,182	210

AIA: null

2026-02-22T06:15:00 to 2026-02-22T07:30:00

Science Goal: ssw_service_260221_225138_19096_ssmq_

Program:

Target:

Pointing: xcen=959 ycen=138,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	1.08	600,450	70
211	1.08	600,450	70
171	1.08	600,450	70
1700	1.08	600,450	70
304	1.08	600,450	70
131	1.08	600,450	70
94	1.09	600,450	70
193	1.08	600,450	70

IRIS: Off Limb Flare Study

2026-02-21T17:39:10 to 2026-02-21T23:49:06

Science Goal: Medium coarse 8-step raster 14x60 8s C II Deep x 8 FUV spectrally rebinned x 2

Program: Off Limb Flare Study

Target: AR

Pointing: xcen=957 ycen=161,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	2320

AIA: null

2026-02-21T16:33:00 to 2026-02-21T21:50:00

Science Goal: ssw_service_260221_150952_46401_ssmq_94_335_131_171_193_211_304

Program:

Target:

Pointing: xcen=952 ycen=176,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	3.64	400,350	88
211	3.6	400,350	89
171	3.6	400,350	89
304	3.64	400,350	88
131	3.6	400,350	89
94	3.64	400,350	88
193	3.6	400,350	89

IRIS: A1: QS Monitoring

2026-02-20T04:10:05 to 2026-02-20T04:28:08

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=-1 ycen=53,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2.42	247,129	8
2832	6.78	247,129	3
1400	2.42	247,129	8
2796	2.12	247,129	9

SOTSP: AR obs

2026-02-19T20:49:51 to 2026-02-19T21:22:13

Science Goal: flare watch

Program: Fast map, 160"x123", 1-side CCD

Target: Active Region

Pointing: xcen=-750 ycen=-50,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	161,122	508
6302A Velocity 6301.5A	0	161,122	508
6302A Transverse Flux Density	0	161,122	508
6302A Longitudinal Flux Density	0	161,122	508

AIA: null

2026-02-19T06:46:00 to 2026-02-19T08:16:00

Science Goal: ssw_service_260219_034546_24990_ssmq_

Program:

Target:

Pointing: xcen=791 ycen=152,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	1.52	600,450	60
211	1.52	600,450	60
171	1.52	600,450	60
1700	1.52	600,450	60
304	1.52	600,450	60
131	1.52	600,450	60
94	1.53	600,450	60
193	1.52	600,450	60

IRIS: High Cadence Flare Studies

2026-02-18T20:13:32 to 2026-02-18T23:44:53

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: High Cadence Flare Studies

Target: AR

Pointing: xcen=705 ycen=199,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	1368
2796	0.15	65,68	1368

IRIS: High Cadence Flare Studies

2026-02-18T17:24:32 to 2026-02-18T20:03:02

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: High Cadence Flare Studies

Target: AR

Pointing: xcen=686 ycen=202,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	1050
2796	0.15	65,68	1050

IRIS: SolO Coordination (SPICE; Eruption Watch; low telemetry)

2026-02-18T08:39:43 to 2026-02-18T11:55:59

Science Goal: Very large dense 320-step raster 105.3x175 320s C II Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2

Program: SolO Coordination (SPICE; Eruption Watch; low telemetry)

Target: FI

Pointing: xcen=579 ycen=-165,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	301
1400	0.61	281,182	301
2796	0.61	281,182	301

249613 matches
prev 1...16577 16578 16579 16580 [16581] 16582 16583 16584 16585 16586 ...16641 next