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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249788 matches
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IRIS: Very high cadence sit-and-stare (14392)

2026-03-19T15:09:32 to 2026-03-19T17:59:35

Science Goal: High-Cadence Flare Program: .3 sec, small linelist, C II slow

Program: Very high cadence sit-and-stare (14392)

Target: AR

Pointing: xcen=339 ycen=-167,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.14	59,68	1239

IRIS: Very high cadnce raster (14392)

2026-03-18T20:09:38 to 2026-03-18T21:59:35

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: Very high cadnce raster (14392)

Target: AR

Pointing: xcen=168 ycen=-181,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	2896
2796	0.04	68,68	2896

IRIS: SUIT coordination (AR4392)

2026-03-17T00:16:46 to 2026-03-17T03:17:33

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

Program: SUIT coordination (AR4392)

Target: AR

Pointing: xcen=-180 ycen=-143,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	65,68	1115
2796	0.16	65,68	1115

IRIS: PSP mosaic 7

2026-03-13T03:06:19 to 2026-03-13T03:22:22

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

Program: PSP mosaic 7

Target: AR

Pointing: xcen=909 ycen=245,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.2	280,182	80
2796	0.2	280,182	80

IRIS: High cadence flare (AR4389)

2026-03-12T05:36:58 to 2026-03-12T10:10:23

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 (AR4389)

Target: AR

Pointing: xcen=-697 ycen=287,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	7199
2796	0.04	68,68	7200

IRIS: A1: QS monitoring

2026-03-07T04:20:04 to 2026-03-07T04:38:08

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=-10 ycen=106,

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: Hinode coordination (AR 14384)

2026-03-06T08:37:38 to 2026-03-06T09:56:42

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

Program: Hinode coordination (AR 14384)

Target: AR

Pointing: xcen=-323 ycen=265,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	496

IRIS: SolO coordination (SPICE, L FULL HRES HCAD Eruption-Watch)

2026-03-03T07:42:55 to 2026-03-03T08:32:50

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 (SPICE, L_FULL_HRES_HCAD_Eruption-Watch)

Target: AR

Pointing: xcen=939 ycen=-194,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.17	217,129	288
2796	0.17	217,129	288

IRIS: SolO coordination (SPICE, L FULL HRES HCAD Eruption-Watch)

2026-03-02T08:00:02 to 2026-03-02T16:59:46

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, L_FULL_HRES_HCAD_Eruption-Watch)

Target: AR

Pointing: xcen=954 ycen=-143,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	880
1400	0.61	281,182	879
2796	0.61	281,182	880

IRIS: B1: AR tracking form limb to limb

2026-03-01T09:18:22 to 2026-03-01T09:36:27

Science Goal: Large coarse 64-step raster 126x120 64s Deep x 15 SJI cadence 3x faster Lossless compression

Program: B1: AR tracking form limb to limb

Target: AR

Pointing: xcen=-459 ycen=372,

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: SolO coordination (EUI, L SMALL MRES MCAD Earth-Quadrature)

2026-03-01T07:22:30 to 2026-03-01T09:08:22

Science Goal: Medium dense 8-step raster 2.32x60 8s Si IV Mg II h/k Deep x 4

Program: SolO coordination (EUI, L_SMALL_MRES_MCAD_Earth-Quadrature)

Target: AR

Pointing: xcen=409 ycen=408,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.19	64,67	569
2796	0.19	64,67	569

IRIS: BBSO coordination (AR at west limb)

2026-02-28T17:22:36 to 2026-02-28T19:47:20

Science Goal: Medium coarse 16-step raster 30x60 16s C II Mg II h/k Deep x 8 FUV spectrally rebinned x 2

Program: BBSO coordination (AR at west limb)

Target: AR

Pointing: xcen=885 ycen=-387,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.31	91,65	464
2796	0.31	91,65	464

IRIS: SolO coordination (SPICE)

2026-02-28T15:55:49 to 2026-02-28T17:12:52

Science Goal: Large sparse 16-step raster 15x120 16s Si IV Mg II h/k Deep x 4 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: SolO coordination (SPICE)

Target: AR

Pointing: xcen=888 ycen=-383,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.17	138,129	448
2796	0.17	138,129	448

IRIS: SolO coordination (SPICE)

2026-02-28T10:28:57 to 2026-02-28T11:51:44

Science Goal: Very large dense 320-step raster 105.3x175 320s Si IV Mg II h/k Deep x 4 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: SolO coordination (SPICE)

Target: AR

Pointing: xcen=888 ycen=-381,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.17	281,182	480
2796	0.17	281,182	480

IRIS: C1: North Pole

2026-02-28T04:45:51 to 2026-02-28T05:20:01

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

Program: C1: North Pole

Target: QS

Pointing: xcen=-3 ycen=955,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2.14	296,182	16
2832	2.14	296,182	16
1400	2.14	296,182	16
2796	2.14	296,182	16

249788 matches
prev 1...16537 16538 16539 [16540] 16541 16542 16543 16544 16545 16546 ...16653 next