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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256651 matches
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IRIS: PSP coordination (pointing 3)

2026-09-07T22:12:10 to 2026-09-07T22:28:14

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 coordination (pointing 3)

Target: QS

Pointing: xcen=-870 ycen=-121,

saaIntervals hiIntervals

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

IRIS: PSP coordination (pointing 1)

2026-09-07T21:13:18 to 2026-09-07T21:29:22

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 coordination (pointing 1)

Target: QS

Pointing: xcen=-943 ycen=-261,

saaIntervals hiIntervals

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

IRIS: Low-telem flare raster

2026-09-06T19:15:36 to 2026-09-06T22:28:14

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

Program: Low-telem flare raster

Target: AR

Pointing: xcen=-689 ycen=84,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	1208

IRIS: B2: QS tracking from limb to limb

2026-09-06T05:06:58 to 2026-09-06T05:16:34

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=-615 ycen=-109,

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

IRIS: Off-limb flare study (AR 14524)

2026-09-05T02:39:00 to 2026-09-05T03:58:05

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

Program: Off-limb flare study (AR 14524)

Target: AR

Pointing: xcen=-979 ycen=156,

saaIntervals hiIntervals

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

IRIS: SUIT coordination, flare program (AR on NE limb)

2026-09-03T23:20:51 to 2026-09-04T02:29:46

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, flare program (AR on NE limb)

Target: AR

Pointing: xcen=-860 ycen=145,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	4660
2796	0.04	68,68	4660

IRIS: Dense mosaic (pointing 4)

2026-09-02T08:18:41 to 2026-09-02T09:20:03

Science Goal: Very large dense 400-step raster 131.7x175 400s Deep x 8 Spatial x 2, Spectral x 2

Program: Dense mosaic (pointing 4)

Target: AR

Pointing: xcen=-909 ycen=256,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	309,182	100
2832	0.61	309,182	100
1400	0.61	309,182	100
2796	0.61	309,182	100

IRIS: SUIT coordination, disk center AR program (AR 14520)

2026-09-02T01:39:05 to 2026-09-02T02:31:32

Science Goal: Very large coarse 64-step raster 126x175 64s Si IV Mg II h/k Mg II w s Spatial x 4, Spectral x 4

Program: SUIT coordination, disk center AR program (AR 14520)

Target: AR

Pointing: xcen=318 ycen=-309,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	1.05	289,182	50
1400	0.26	289,182	200
2796	0.26	289,182	200

IRIS: A1: QS monitoring

2026-08-28T04:20:14 to 2026-08-28T04:38:18

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=16 ycen=-191,

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: SST coordination, AR 14513

2026-08-27T08:01:39 to 2026-08-27T12:01:57

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: SST coordination, AR 14513

Target: AR

Pointing: xcen=325 ycen=-59,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	6328
2796	0.04	68,68	6328

IRIS: Solar Orbiter coordination, Fast Wind

2026-08-26T03:30:21 to 2026-08-26T03:55:04

Science Goal: Very large sparse 2-step raster 1x175 2s Si IV Deep x 8 Spatial x 2, Spectral x 2

Program: Solar Orbiter coordination, Fast Wind

Target: CH

Pointing: xcen=350 ycen=-197,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.16	167,182	158

IRIS: B2: QS tracking

2026-08-25T04:51:09 to 2026-08-25T05:00:45

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

Program: B2: QS tracking

Target: QS

Pointing: xcen=-28 ycen=-270,

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

IRIS: A1: QS monitoring

2026-08-25T04:20:04 to 2026-08-25T04:38:08

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=-55 ycen=-250,

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/Aditya-L1 Coordination

2026-08-24T00:00:00 to 2026-08-24T02:29:54

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=-413 ycen=-38,

saaIntervals hiIntervals

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

SOTSP: HOP541

2026-08-23T14:35:05 to 2026-08-23T15:07:27

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=-194 ycen=-213,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	161,162	510
6302A Velocity 6301.5A	0	161,162	510
6302A Transverse Flux Density	0	161,162	510
6302A Longitudinal Flux Density	0	161,162	510

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