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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255417 matches
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IRIS: High-cadence flare study, AR 14246

2025-10-16T21:12:11 to 2025-10-16T23:44:04

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, AR 14246

Target: AR

Pointing: xcen=788 ycen=354,

saaIntervals hiIntervals

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

SOTSP: HOP 81 S Pole Fast

2024-10-09T10:04:31 to 2024-10-09T12:58:04

Science Goal: CORE (HOP0002) Polar Monitoring Campaign during the Solar Cycle

Program: Fast deep mode, 2048 slit position, LIMB ONLY

Target: S. Pole

Pointing: xcen=-22 ycen=-956,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	320,162	1021
6302A Velocity 6301.5A	0	320,162	1021
6302A Transverse Flux Density	0	320,162	1021
6302A Longitudinal Flux Density	0	320,162	1021

IRIS: BBSO coordination 1/2, (AR3796)

2024-08-26T16:16:18 to 2024-08-26T20:10:43

Science Goal: Medium sit-and-stare 0.3x60 1s Deep x 8

Program: BBSO coordination 1/2, (AR3796)

Target: AR

Pointing: xcen=509 ycen=-134,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.63	61,67	370
2832	0.63	61,67	370
1400	0.63	61,67	370
2796	0.63	61,67	370

IRIS: BBSO coordination (narrow FOV)

2024-08-23T21:26:29 to 2024-08-23T22:26:51

Science Goal: Very large dense 64-step raster 20.8x175 64s Si IV Mg II h/k Mg II w s Deep x 4 Spatial x 2, Spectral x 2

Program: BBSO coordination (narrow FOV)

Target: AR

Pointing: xcen=36 ycen=-173,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.69	192,182	88
1400	0.23	192,182	264
2796	0.17	192,182	352

IRIS: BBSO coordination (large FOV)

2024-08-20T20:09:54 to 2024-08-20T20:24:31

Science Goal: Very large dense 96-step raster 31.35x175 96s Deep x 8 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: BBSO coordination (large FOV)

Target: QS

Pointing: xcen=5 ycen=6,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	203,182	24
2832	0.61	203,182	24
1400	0.61	203,182	24
2796	0.61	203,182	24

IRIS: BBSO Coord: Plage Region

2024-08-14T16:30:18 to 2024-08-14T21:30:36

Science Goal: Medium sit-and-stare 0.3x60 1s C II Si IV Mg II h/k Mg II w s Deep x 8 FUV spectrally rebinned x 2 SJI cadence 10x faster

Program: BBSO Coord: Plage Region

Target: AR

Pointing: xcen=-83 ycen=160,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.62	61,67	486
2832	1.85	61,67	162
1400	0.46	61,67	648
2796	0.46	61,67	648

IRIS: Sunrise coordination, AR13738, 64-step raster

2024-07-11T01:03:28 to 2024-07-11T02:58:21

Science Goal: Large dense 64-step raster 20.8x120 64s Si IV Mg II h/k Mg II w s Deep x 4 Spatial x 2, Spectral x 2

Program: Sunrise coordination, AR13738, 64-step raster

Target: AR

Pointing: xcen=20 ycen=-204,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.68	145,129	168
1400	0.23	145,129	504
2796	0.17	145,129	672

SOTSP: Synoptic

2024-06-07T18:05:15 to 2024-06-07T18:07:04

Science Goal: Synoptic

Program: Synoptic Very Fast Map, 15"x162", 3 mins.

Target: Calibration, Synoptic

Pointing: xcen=0 ycen=7,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	16,162	50
6302A Velocity 6301.5A	0	16,162	50
6302A Transverse Flux Density	0	16,162	50
6302A Longitudinal Flux Density	0	16,162	50

IRIS: High Cadence Flare Obs (AR 13474)

2023-11-02T19:03:22 to 2023-11-02T19:57:24

Science Goal: High-Cadence Flare Program: .15 sec, flare linelist, Mg II h/k slow

Program: High Cadence Flare Obs (AR 13474)

Target: AR

Pointing: xcen=558 ycen=-352,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2796	0.14	61,68	378

EIS: default study

2023-10-09T08:37:24 to 2023-10-09T09:30:52

Science Goal: default_study

Program:

Target:

Pointing: xcen=687 ycen=227,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeXIII		240,304	null
FeXVI		240,304	null
SiX		240,304	null
OIV		240,304	null
SiVII		240,304	null
FeXI		240,304	null
FeXV		240,304	null
FeXVII		240,304	null
OV		240,304	null
CaXV		240,304	null
FeXII		240,304	null
FeXXIII		240,304	null

IRIS: Limb-to-limb Tracking of AR 13450

2023-10-03T09:34:50 to 2023-10-03T11:01:15

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 15 Spatial x 2, Spectral x 2

Program: Limb-to-limb Tracking of AR 13450

Target: AR

Pointing: xcen=5 ycen=-420,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.08	281,182	80
2832	1.08	281,182	80
1400	1.08	281,182	80
2796	1.08	281,182	80

IRIS: Flare ribbon study (AR 13288)

2023-05-02T08:51:25 to 2023-05-02T11:34:47

Science Goal: Large sit-and-stare 0.3x120 1s C II Si IV Mg II h/k Deep x 8 Spatial x 2, Spectral x 2 SJI cadence 10x faster

Program: Flare ribbon study (AR 13288)

Target: AR

Pointing: xcen=727 ycen=-340,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	122,129	350
1400	0.47	122,129	350
2796	0.47	122,129	350

EIS: Active Region Sit-and-Stare Hunt for Rapid Variability (neutral lin

2023-03-05T02:49:56 to 2023-03-05T03:43:23

Science Goal: Active Region Sit-and-Stare Hunt for Rapid Variability (neutral lin

Program:

Target:

Pointing: xcen=907 ycen=368,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeXIII		240,304	null
FeXVI		240,304	null
SiX		240,304	null
OIV		240,304	null
SiVII		240,304	null
FeXI		240,304	null
FeXV		240,304	null
FeXVII		240,304	null
OV		240,304	null
CaXV		240,304	null
FeXII		240,304	null
FeXXIII		240,304	null

IRIS: Coronal nanojet study on AR 13234

2023-02-25T18:14:30 to 2023-02-25T23:15:34

Science Goal: Large coarse 8-step raster 14x120 8s C II Deep x 15 FUV spectrally rebinned x 2

Program: Coronal nanojet study on AR 13234

Target: AR

Pointing: xcen=-53 ycen=494,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.28	133,129	1087

EIS: default study

2023-01-16T23:20:50 to 2023-01-17T00:14:17

Science Goal: default_study

Program:

Target:

Pointing: xcen=184 ycen=323,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
FeXIII		240,304	null
FeXVI		240,304	null
SiX		240,304	null
OIV		240,304	null
SiVII		240,304	null
FeXI		240,304	null
FeXV		240,304	null
FeXVII		240,304	null
OV		240,304	null
CaXV		240,304	null
FeXII		240,304	null
FeXXIII		240,304	null

255417 matches
prev 1...2185 2186 2187 2188 2189 2190 2191 [2192] 2193 2194 ...17028 next