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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257267 matches
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IRIS: Low-telemetry flare watch

2025-12-22T21:03:25 to 2025-12-22T21:58:06

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=-216 ycen=373,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,68	119
1400	0.46	62,68	119
2796	0.46	62,68	119

SOTSP: HOP 412 12/20

2025-12-18T21:50:06 to 2025-12-18T22:06:13

Science Goal: Synoptic SOT Latitudinal Scans (updated version of HOP79)

Program: Normal map 30 arcsec, Shorter Irradiance: DO NOT MODIFY!

Target: Quiet Sun

Pointing: xcen=-21 ycen=113,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	58,129	185
6302A Velocity 6301.5A	0	58,129	185
6302A Transverse Flux Density	0	58,129	185
6302A Longitudinal Flux Density	0	58,129	185

IRIS: Flare watch program B, AR14294

2025-12-09T16:10:13 to 2025-12-09T17:06:29

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=676 ycen=-317,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	120
1400	0.47	61,66	120
2796	0.47	61,66	120

IRIS: Flare watch program B, AR14294

2025-12-09T14:33:12 to 2025-12-09T15:29:28

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=663 ycen=-318,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	120
1400	0.47	61,66	120
2796	0.47	61,66	120

SOTSP: AR 14294 / AR 14296

2025-12-06T11:20:03 to 2025-12-06T12:07:27

Science Goal: Monitoring AR evolution

Program: Fast map, 230"x164", Q65, 1-side CCD

Target: Active Region

Pointing: xcen=35 ycen=-289,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	231,162	738
6302A Velocity 6301.5A	0	231,162	738
6302A Transverse Flux Density	0	231,162	738
6302A Longitudinal Flux Density	0	231,162	738

IRIS: C1: South Pole

2025-12-06T07:20:31 to 2025-12-06T07:54:42

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

Program: C1: South Pole

Target: (NONE)

Pointing: xcen=6 ycen=-969,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	2.14	295,182	16
2832	2.14	295,182	16
1400	2.14	295,182	16
2796	2.14	295,182	16

IRIS: Flare watch program C, AR14294

2025-12-05T13:32:36 to 2025-12-05T14:28:43

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

Program: Flare watch program C, AR14294

Target: AR

Pointing: xcen=33 ycen=-232,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,66	352

IRIS: A1: QS monitoring

2025-12-05T03:52:16 to 2025-12-05T04:10:20

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=-2 ycen=1,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.13	247,130	16
2832	4.52	247,130	4
1400	1.13	247,130	16
2796	1.13	247,130	16

IRIS: SUIT coordination, AR14294

2025-12-05T02:13:44 to 2025-12-05T03:09:53

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: SUIT coordination, AR14294

Target: AR

Pointing: xcen=-64 ycen=-262,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	372
2796	0.15	65,68	372

IRIS: SUIT coordination, flare watch in AR14294

2025-12-03T00:06:32 to 2025-12-03T01:02:32

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, flare watch in AR14294

Target: AR

Pointing: xcen=-585 ycen=-250,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	371
2796	0.15	65,68	371

SOTSP: AR 14291

2025-12-02T07:40:04 to 2025-12-02T08:44:44

Science Goal: AR evolution

Program: Fast map, 328x164", 1-side, Q65, no repeat

Target: Active Region

Pointing: xcen=796 ycen=-262,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	322,162	1021
6302A Velocity 6301.5A	0	322,162	1021
6302A Transverse Flux Density	0	322,162	1021
6302A Longitudinal Flux Density	0	322,162	1021

IRIS: A1: QS monitoring

2025-12-02T04:42:16 to 2025-12-02T05:00:20

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=-2 ycen=1,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.21	247,130	15
2832	4.52	247,130	4
1400	1.13	247,130	16
2796	1.13	247,130	16

IRIS: High-cadence Flare Watch of AR14291

2025-11-26T09:38:43 to 2025-11-26T10:36:10

Science Goal: Large coarse 8-step raster 14x120 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=-338 ycen=-242,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	135,130	1416
2796	0.04	135,130	1415

IRIS: Equatorial Coronal Hole Coordination w/ EIS

2025-11-25T07:46:38 to 2025-11-25T08:43:32

Science Goal: Very large sparse 64-step raster 63x175 64s Si IV Mg II h/k Mg II w Deep x 0.5 Spatial x 4, Spectral x 4

Program: Equatorial Coronal Hole Coordination w/ EIS

Target: CH

Pointing: xcen=354 ycen=-77,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.15	230,182	376
1400	0.15	230,182	376
2796	0.15	230,182	376

IRIS: High cadence flare study

2025-11-24T15:36:17 to 2025-11-24T16:33:04

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=-455 ycen=266,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1496
2796	0.04	68,68	1496

257267 matches
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