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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253489 matches
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IRIS: Off limb flare study (East limb)

2026-06-25T06:22:29 to 2026-06-25T07:51:47

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

Program: Off limb flare study (East limb)

Target: AR

Pointing: xcen=-957 ycen=-106,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	560

IRIS: A1: QS monitoring

2026-06-25T04:20:07 to 2026-06-25T04:38:11

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=56 ycen=-46,

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: Flare study C

2026-06-24T21:30:14 to 2026-06-24T23:56:56

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

Program: Flare study C

Target: AR

Pointing: xcen=-54 ycen=-246,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	920

IRIS: Flare study C

2026-06-24T15:23:21 to 2026-06-24T21:20:33

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

Program: Flare study C

Target: AR

Pointing: xcen=-423 ycen=-172,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	2239

IRIS: Low-telemetry flare watch

2026-06-18T12:09:10 to 2026-06-18T17:28:06

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

Program: Low-telemetry flare watch

Target: AR

Pointing: xcen=-726 ycen=99,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	2000

IRIS: SST coordination AR

2026-06-18T08:03:10 to 2026-06-18T11:59:32

Science Goal: Medium dense 16-step raster 5x60 16s Si IV Mg II h/k Mg II w Deep x 2 FUV spectrally rebinned x 2 SJI cadence 0.5x faster

Program: SST coordination AR

Target: AR

Pointing: xcen=184 ycen=-276,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.43	66,67	544
1400	0.43	66,67	544
2796	0.43	66,67	544

AIA: null

2026-06-16T08:42:23 to 2026-06-16T08:59:47

Science Goal: ssw_service_260616_052206_19174

Program:

Target:

Pointing: xcen=410 ycen=115,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
211	0.2	288,288	88

IRIS: A1: QS monitoring

2026-06-11T04:20:04 to 2026-06-11T04:38:08

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=0 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: IHOP 539: THEMIS coordination

2026-07-24T06:59:39 to 2026-07-24T07:48:44

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

Program: IHOP 539: THEMIS coordination

Target: AR

Pointing: xcen=511 ycen=15,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	284,179	80
2832	0.61	284,179	80
1400	0.61	284,179	80
2796	0.61	284,179	80

IRIS: SUIT/Aditya-L1 coordination

2026-07-22T23:59:34 to 2026-07-23T02:29:01

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=-496 ycen=187,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	67,66	990
2796	0.15	67,66	990

IRIS: BBSO coordination

2026-06-30T17:16:39 to 2026-06-30T23:43:08

Science Goal: Large coarse 16-step raster 30x120 16s Si IV Mg II h/k Deep x 4 Spatial x 2, Spectral x 2

Program: BBSO coordination

Target: LP

Pointing: xcen=957 ycen=-136,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.17	152,129	2280
2796	0.17	152,129	2280

IRIS: BBSO coordination

2026-06-27T17:28:08 to 2026-06-27T23:28:51

Science Goal: Large coarse 16-step raster 30x120 16s Si IV Mg II h/k Deep x 4 Spatial x 2, Spectral x 2

Program: BBSO coordination

Target: CR

Pointing: xcen=951 ycen=139,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.17	152,129	2128
2796	0.17	152,129	2128

IRIS: High cadence sit and stare flare study

2026-06-25T18:29:03 to 2026-06-25T20:30:07

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

Program: High cadence sit and stare flare study

Target: AR

Pointing: xcen=-810 ycen=-130,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.14	59,68	882

IRIS: SST coordination

2026-06-25T09:56:28 to 2026-06-25T12:12:34

Science Goal: Medium dense 32-step raster 10.24x60 32s Si IV Mg II h/k Mg II w Deep x 2 FUV spectrally rebinned x 2 SJI cadence 0.5x faster

Program: SST coordination

Target: AR

Pointing: xcen=131 ycen=89,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.4	72,67	340
1400	0.4	72,67	340
2796	0.4	72,67	340

IRIS: B2: QS tracking from limb to limb

2026-06-25T05:24:43 to 2026-06-25T05:34:19

Science Goal: Coarse synoptic raster 34x175 18s Deep x 30 SJI cadence 3x faster Lossless compression

Program: B2: QS tracking from limb to limb

Target: QS

Pointing: xcen=-373 ycen=240,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	3.2	204,182	3
2832	3.2	204,182	3
1400	3.2	204,182	3
2796	3.2	204,182	3

253489 matches
prev 1...16897 [16898] 16899 16900 next