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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257104 matches
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IRIS: Prominence monitoring NE limb (HOP 269 IRIS alone)

2025-09-03T04:09:36 to 2025-09-03T07:46:56

Science Goal: Very large coarse 32-step raster 62x175 32s Mg II h/k Deep x 15 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4 Lossless compression

Program: Prominence monitoring NE limb (HOP 269 IRIS alone)

Target: FI

Pointing: xcen=-479 ycen=869,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.27	231,182	800

IRIS: B1: AR tracking

2025-08-28T05:19:04 to 2025-08-28T05:37:10

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

Program: B1: AR tracking

Target: AR

Pointing: xcen=-669 ycen=-2,

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: BBSO coordination, high datarate (AR14187)

2025-08-22T17:09:22 to 2025-08-22T20:08:45

Science Goal: Large coarse 8-step raster 14x120 8s Si IV Mg II h/k Mg II w s Deep x 4 FUV spectrally rebinned x 4 SJI cadence 0.5x faster

Program: BBSO coordination, high datarate (AR14187)

Target: AR

Pointing: xcen=402 ycen=-405,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	2.09	133,129	86
1400	0.35	133,129	516
2796	0.35	133,129	516

IRIS: F2: Equatorial scan (HOP 393), pointing 2

2025-08-16T01:10:12 to 2025-08-16T02:00:05

Science Goal: Large dense 320-step raster 105.3x120 320s Deep x 8 FUV spectrally rebinned x 2

Program: F2: Equatorial scan (HOP 393), pointing 2

Target: QS

Pointing: xcen=3 ycen=-112,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.62	233,129	80
2832	0.62	233,129	80
1400	0.62	233,129	80
2796	0.62	233,129	80

IRIS: F2: Equatorial scan (HOP 393) #1

2025-07-26T00:28:19 to 2025-07-26T01:17:10

Science Goal: Large dense 320-step raster 105.3x120 320s Deep x 8 Spatial x 2, Spectral x 2

Program: F2: Equatorial scan (HOP 393) #1

Target: QS

Pointing: xcen=-103 ycen=-92,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	234,129	80
2832	0.61	234,129	80
1400	0.61	234,129	80
2796	0.61	234,129	80

IRIS: BBSO Coordination AR14105

2025-06-11T17:01:06 to 2025-06-11T22:15:00

Science Goal: Large coarse 8-step raster 14x120 8s C II Si IV Mg II h/k Mg II w s Deep x 4 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4 SJI cadence 0.5x faster

Program: BBSO Coordination AR14105

Target: AR

Pointing: xcen=409 ycen=-263,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.34	137,129	930
2832	2.03	137,129	155
1400	0.34	137,129	930
2796	0.34	137,129	930

IRIS: B2: QS tracking

2025-06-05T07:14:41 to 2025-06-05T07:24:17

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

Program: B2: QS tracking

Target: QS

Pointing: xcen=718 ycen=569,

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: SUIT/Aditya-L1 coordination AR 2/2

2025-06-01T05:34:22 to 2025-06-01T05:43:15

Science Goal: Very large dense 320-step raster 105.3x175 320s Mg II h/k Mg II w Spatial x 4, Spectral x 4

Program: SUIT/Aditya-L1 coordination AR 2/2

Target: AR

Pointing: xcen=75 ycen=138,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.22	278,182	40
2796	0.22	278,182	40

SOTSP: AR 13884

2024-11-11T12:00:07 to 2024-11-11T12:47:27

Science Goal: AR 13884

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

Target: Active Region

Pointing: xcen=743 ycen=-167,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	237,162	749
6302A Velocity 6301.5A	0	237,162	749
6302A Transverse Flux Density	0	237,162	749
6302A Longitudinal Flux Density	0	237,162	749

SOTSP: HOP 393

2024-11-09T11:36:08 to 2024-11-09T14:29:52

Science Goal: Cycle 24/25 equatorial transition

Program: Normal 320"x82", 1 side, Q75

Target: XBP

Pointing: xcen=-12 ycen=-94,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	320,81	2031
6302A Velocity 6301.5A	0	320,81	2031
6302A Transverse Flux Density	0	320,81	2031
6302A Longitudinal Flux Density	0	320,81	2031

SOTSP: AR 13878

2024-11-01T01:10:05 to 2024-11-01T01:57:29

Science Goal: Flare watch

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

Target: Active Region

Pointing: xcen=-394 ycen=172,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	235,162	748
6302A Velocity 6301.5A	0	235,162	748
6302A Transverse Flux Density	0	235,162	748
6302A Longitudinal Flux Density	0	235,162	748

SOTSP: Coronal hole

2024-10-31T11:40:05 to 2024-10-31T12:35:23

Science Goal: Coronal hole obs.

Program: Fast map, 280"x164", Q65, 1-side CCD

Target: Coronal Hole

Pointing: xcen=9 ycen=404,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	273,162	863
6302A Velocity 6301.5A	0	273,162	863
6302A Transverse Flux Density	0	273,162	863
6302A Longitudinal Flux Density	0	273,162	863

IRIS: Sit-and-stare ribbon and flare study (AR13869)

2024-10-26T14:53:57 to 2024-10-26T16:01:46

Science Goal: Large sit-and-stare 0.3x120 1s C II Si IV Mg II h/k Deep x 8 FUV spectrally rebinned x 2

Program: Sit-and-stare ribbon and flare study (AR13869)

Target: AR

Pointing: xcen=-650 ycen=-353,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	121,129	144
1400	0.47	121,129	144
2796	0.47	121,129	144

SOTSP: AR 13863 tracking

2024-10-23T18:12:29 to 2024-10-23T18:59:53

Science Goal: AR obs.

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

Target: Active Region

Pointing: xcen=-159 ycen=-271,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	232,162	737
6302A Velocity 6301.5A	0	232,162	737
6302A Transverse Flux Density	0	232,162	737
6302A Longitudinal Flux Density	0	232,162	737

IRIS: SUIT coordination, AR#2

2024-10-01T06:07:27 to 2024-10-01T06:16:20

Science Goal: Very large dense 320-step raster 105.3x175 320s Mg II h/k Mg II w Spatial x 4, Spectral x 4

Program: SUIT coordination, AR#2

Target: AR

Pointing: xcen=-262 ycen=111,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.22	278,182	40
2796	0.22	278,182	40

257104 matches
prev 1...3529 [3530] 3531 3532 3533 3534 3535 3536 3537 3538 ...17141 next