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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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250596 matches
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IRIS: SUIT/Aditya-L1 coordination

2025-12-19T23:44:32 to 2025-12-20T00:28:18

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=-681 ycen=324,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	290
2796	0.15	65,68	290

IRIS: High-cadence flare watch

2025-12-18T18:26:43 to 2025-12-18T19:22:09

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 watch

Target: AR

Pointing: xcen=931 ycen=-256,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1460
2796	0.04	68,68	1460

IRIS: Low-telemetry flare watch

2025-12-16T21:10:00 to 2025-12-16T22:06:03

Science Goal: Medium sit-and-stare 0.3x60 1s C II Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2

Program: Low-telemetry flare watch

Target: AR

Pointing: xcen=823 ycen=-238,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,68	122
1400	0.46	62,68	122
2796	0.46	62,68	122

IRIS: Low-telemetry flare watch

2025-12-16T19:32:59 to 2025-12-16T20:29:02

Science Goal: Medium sit-and-stare 0.3x60 1s C II Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2

Program: Low-telemetry flare watch

Target: AR

Pointing: xcen=807 ycen=-243,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,68	122
1400	0.46	62,68	122
2796	0.46	62,68	122

IRIS: Low-telemetry flare watch

2025-12-16T14:41:53 to 2025-12-16T15:37:56

Science Goal: Medium sit-and-stare 0.3x60 1s C II Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2

Program: Low-telemetry flare watch

Target: AR

Pointing: xcen=784 ycen=-240,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,68	122
1400	0.46	62,68	122
2796	0.46	62,68	122

IRIS: Flare watch program B, AR14294

2025-12-07T17:17:19 to 2025-12-07T18:13:07

Science Goal: Medium sit-and-stare 0.3x60 1s C II Si IV Mg II h/k Deep x 8 FUV spectrally rebinned x 2

Program: Flare watch program B, AR14294

Target: AR

Pointing: xcen=465 ycen=-245,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	119
1400	0.47	61,66	119
2796	0.47	61,66	119

IRIS: Flare watch program B, AR14294

2025-12-02T20:52:06 to 2025-12-02T21:48:50

Science Goal: Medium sit-and-stare 0.3x60 1s C II Si IV Mg II h/k Deep x 8 FUV spectrally rebinned x 2

Program: Flare watch program B, AR14294

Target: AR

Pointing: xcen=-612 ycen=-264,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	121
1400	0.47	61,66	121
2796	0.47	61,66	121

IRIS: High cadence flare watch, unknown AR in NE

2025-12-02T16:01:06 to 2025-12-02T16:55:47

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 watch, unknown AR in NE

Target: AR

Pointing: xcen=-780 ycen=366,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1440
2796	0.04	68,68	1440

IRIS: High-cadence Flare Watch of AR14291

2025-12-01T10:54:29 to 2025-12-01T11:51:26

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 Watch of AR14291

Target: AR

Pointing: xcen=646 ycen=-250,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1500
2796	0.04	68,68	1500

IRIS: Coronal Nanojet Study of AR14292

2025-11-30T16:58:22 to 2025-11-30T18:03:40

Science Goal: Large coarse 8-step raster 14x120 8s C II Deep x 8 FUV spectrally rebinned x 2

Program: Coronal Nanojet Study of AR14292

Target: AR

Pointing: xcen=947 ycen=-273,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	408

IRIS: High cadence flare study

2025-11-24T13:59:16 to 2025-11-24T14:56:58

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 study

Target: AR

Pointing: xcen=-457 ycen=266,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1519
2796	0.04	68,68	1520

IRIS: SUIT coordination

2025-11-24T01:03:08 to 2025-11-24T02:00:50

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=-558 ycen=255,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1423
2796	0.04	68,68	1424

IRIS: High cadence flare study

2025-11-23T15:21:23 to 2025-11-23T16:18:29

Science Goal: Large sparse 8-step raster 7x120 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 study

Target: AR

Pointing: xcen=-581 ycen=236,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	128,130	1408
2796	0.04	128,130	1408

IRIS: Coronal nanojets on west limb

2025-11-22T18:10:27 to 2025-11-22T19:17:01

Science Goal: Large coarse 8-step raster 14x120 8s C II Deep x 8 FUV spectrally rebinned x 2

Program: Coronal nanojets on west limb

Target: CJ

Pointing: xcen=982 ycen=-124,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	416

IRIS: Calib 13: Stellar HD 142096, Pointing #2

2025-11-22T15:02:01 to 2025-11-22T15:17:59

Science Goal: Stellar_Cal_HD142096_2025_Pointing_2

Program: Calib 13: Stellar HD 142096, Pointing #2

Target: (NONE)

Pointing: xcen=-825 ycen=374,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2	369,182	8
1400	2	369,182	8

250596 matches
prev 1...8385 8386 8387 [8388] 8389 8390 8391 8392 8393 8394 ...16707 next