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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257112 matches
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TRACE:

1999-01-13T11:21:23 to 1999-01-13T11:30:56

Science Goal:

Program:

Target:

Pointing: xcen=-13 ycen=-81,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1550	0.13	512,512	75

IRIS: Flare Study B

2025-11-03T13:27:28 to 2025-11-03T14:30:34

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: Flare Study B

Target: AR

Pointing: xcen=-713 ycen=363,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	121,130	134
1400	0.47	121,130	134
2796	0.47	121,130	134

IRIS: Off Limb Flare Study

2025-10-24T19:23:56 to 2025-10-24T20:05:05

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

Program: Off Limb Flare Study

Target: AR

Pointing: xcen=-962 ycen=117,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	251

IRIS: SUIT Coordination: DC AR14256

2025-10-23T01:09:32 to 2025-10-23T02:01:59

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: DC AR14256

Target: AR

Pointing: xcen=194 ycen=-355,

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: off limb flare study, AR 14248

2025-10-20T12:52:28 to 2025-10-20T14:15:41

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

Program: off limb flare study, AR 14248

Target: AR

Pointing: xcen=969 ycen=108,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,129	520

IRIS: SUIT coordination, catching flare

2025-10-19T00:09:23 to 2025-10-19T01:05:28

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, catching flare

Target: AR

Pointing: xcen=176 ycen=-256,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1383
2796	0.04	68,68	1384

IRIS: SPICE coordination (filaments)

2025-10-05T19:49:02 to 2025-10-05T20:49:52

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: SPICE coordination (filaments)

Target: QS

Pointing: xcen=729 ycen=-597,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.27	231,182	224

IRIS: SST Coordination, Part 2/2 on the same AR 14207, leading spot, high rate

2025-09-07T10:44:42 to 2025-09-07T12:06:05

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

Program: SST Coordination, Part 2/2 on the same AR 14207, leading spot, high rate

Target: AR

Pointing: xcen=408 ycen=366,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.6	71,67	136
1400	0.6	71,67	136
2796	0.6	71,67	136

IRIS: C1: North Pole

2025-09-06T12:31:20 to 2025-09-06T13:05:31

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

Program: C1: North Pole

Target: CH

Pointing: xcen=-3 ycen=910,

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: SUIT/Aditya-L1 coordination on AR 14197, low rate

2025-09-04T23:52:32 to 2025-09-05T03:57:51

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 on AR 14197, low rate

Target: AR

Pointing: xcen=861 ycen=-345,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	1625
2796	0.15	65,68	1625

IRIS: Low telemerty flare watch

2025-08-31T12:24:21 to 2025-08-31T16:23:18

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 telemerty flare watch

Target: AR

Pointing: xcen=328 ycen=-368,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	62,69	520
1400	0.46	62,69	520
2796	0.46	62,69	520

IRIS: C1: South Pole

2025-08-30T13:23:30 to 2025-08-30T13:57:41

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

Program: C1: South Pole

Target: QS

Pointing: xcen=7 ycen=-949,

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: A1: QS monitoring

2025-08-28T04:19:16 to 2025-08-28T04:37:20

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=-21 ycen=-143,

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: High Cadence Raster: AR14168

2025-08-06T22:29:22 to 2025-08-07T01:11:32

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 SJI cadence 3x faster

Program: High Cadence Raster: AR14168

Target: AR

Pointing: xcen=378 ycen=-21,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	4000
2796	0.04	68,68	3999

SOTSP: AR 13884

2024-11-10T18:00:03 to 2024-11-10T18:47:24

Science Goal: AR 13884

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

Target: Active Region

Pointing: xcen=628 ycen=-175,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	234,162	745
6302A Velocity 6301.5A	0	234,162	745
6302A Transverse Flux Density	0	234,162	745
6302A Longitudinal Flux Density	0	234,162	745

257112 matches
prev 1...3609 3610 3611 3612 3613 3614 3615 [3616] 3617 3618 ...17141 next