Popular

Heliophysics Events Knowledgebase Coverage Registry (HCR)

Popular Observations

Here are the most popular observations, as measured by the number of downloads.

Filter by instrument:

256590 matches
prev 1...1153 1154 1155 [1156] 1157 1158 1159 1160 1161 1162 ...17106 next

IRIS: AR 12629, deep exposures

2017-02-03T09:10:13 to 2017-02-03T10:12:25

Science Goal: Very large sit-and-stare 0.3x175 1s C II Si IV Mg II h/k Deep x 60 Lossless compression

Program: AR 12629, deep exposures

Target: AR

Pointing: xcen=858 ycen=315,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	3.11	169,182	20
1400	3.11	169,182	20
2796	3.11	169,182	20

IRIS: AR 12629, Short-term AR evolution (HOP 306, IRIS only)

2017-01-31T21:28:12 to 2017-01-31T22:05:19

Science Goal: Large coarse 32-step raster 62x120 32s Deep x 4 FUV spectrally rebinned x 2

Program: AR 12629, Short-term AR evolution (HOP 306, IRIS only)

Target: AR

Pointing: xcen=527 ycen=346,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.36	183,129	104
2832	0.36	183,129	104
1400	0.36	183,129	104
2796	0.36	183,129	104

IRIS: B2: QS tracking from limb to limb

2017-01-10T10:12:25 to 2017-01-10T10:22:01

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

Program: B2: QS tracking from limb to limb

Target: QS

Pointing: xcen=834 ycen=-274,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	3.2	203,182	3
2832	3.2	203,182	3
1400	3.2	203,182	3
2796	3.2	203,182	3

IRIS: Coronal rain on E limb AR (forecast from Stereo A)

2016-12-13T01:24:19 to 2016-12-13T02:22:28

Science Goal: Very large sit-and-stare 0.3x175 1s Si IV Mg II h/k Mg II w s Deep x 15 Spatial x 2, Spectral x 2

Program: Coronal rain on E limb AR (forecast from Stereo A)

Target: CR

Pointing: xcen=-1017 ycen=193,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	3.23	169,182	18
1400	0.65	169,182	90
2796	0.54	169,182	108

IRIS: Filament to prominence evolution

2016-12-07T13:58:39 to 2016-12-07T14:56:22

Science Goal: Large coarse 16-step raster 30x120 16s C II Mg II h/k Deep x 8 FUV spectrally rebinned x 2

Program: Filament to prominence evolution

Target: FI

Pointing: xcen=901 ycen=449,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.32	150,130	181
2796	0.32	150,130	182

IRIS: AR evolution (HOP 306 IRIS only)

2016-12-04T21:00:10 to 2016-12-04T21:53:13

Science Goal: Large sparse 64-step raster 63x120 64s Deep x 15 Lossless compression

Program: AR evolution (HOP 306 IRIS only)

Target: AR

Pointing: xcen=255 ycen=-117,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.11	184,130	48
2832	1.11	184,130	48
1400	1.11	184,130	48
2796	1.11	184,130	48

IRIS: HOP177 CH #1

2016-11-11T07:38:40 to 2016-11-11T08:13:50

Science Goal: Very large dense 128-step raster 42.2x175 128s C II Mg II h/k Deep x 15 FUV spectrally rebinned x 2

Program: HOP177 CH #1

Target: CH

Pointing: xcen=322 ycen=-168,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.55	213,182	64
2796	0.55	213,182	64

IRIS: HOP 306 on AR 12605 (high data-rate version)

2016-11-09T02:01:34 to 2016-11-09T02:54:37

Science Goal: Large sparse 64-step raster 63x120 64s Deep x 15 Lossless compression

Program: HOP 306 on AR 12605 (high data-rate version)

Target: AR

Pointing: xcen=947 ycen=115,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	1.11	184,129	48
2832	1.11	184,129	48
1400	1.11	184,129	48
2796	1.11	184,129	48

IRIS: wobble calibration, roll=+90, N pole

2016-09-21T12:30:21 to 2016-09-21T14:27:01

Science Goal: SJI MgII w, 1x1, 10s exp, 20s cadence, for wobble calibration

Program: wobble calibration, roll=+90, N pole

Target: QS

Pointing: xcen=3 ycen=924,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.34	173,182	348

IRIS: B2: QS tracking

2016-02-28T05:45:33 to 2016-02-28T05:55:09

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

Program: B2: QS tracking

Target: QS

Pointing: xcen=-105 ycen=234,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	3.2	203,182	3
2832	3.2	203,182	3
1400	3.2	203,182	3
2796	3.2	203,182	3

IRIS: Flare watch AR12205

2014-11-10T22:10:07 to 2014-11-10T22:58:57

Science Goal: Large coarse 8-step raster 14x120 8s Deep x 0.5 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: Flare watch AR12205

Target: AR

Pointing: xcen=3 ycen=191,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.21	134,129	237
2832	0.21	134,129	236
1400	0.21	134,129	237
2796	0.21	134,129	237

IRIS: Flarewatch AR11944 large coarse raster

2014-01-07T20:14:48 to 2014-01-07T21:04:53

Science Goal: Large coarse 64-step raster 126x120 64s Si IV Mg II h/k Deep x 8 FUV spectrally rebinned x 2

Program: Flarewatch AR11944 large coarse raster

Target: AR

Pointing: xcen=-62 ycen=-90,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.31	246,129	160
2796	0.31	246,129	160

IRIS: Context raster of emerging AR11930

2013-12-20T16:27:38 to 2013-12-20T17:05:25

Science Goal: Very large dense raster 131.7x175 400s Si IV Mg II h/k Deep x 4

Program: Context raster of emerging AR11930

Target: AR

Pointing: xcen=-220 ycen=-165,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1400	0.19	308,182	200
2796	0.19	308,182	200

IRIS: BBSO Coordination: AR14168

2025-08-11T17:39:04 to 2025-08-11T22:36:35

Science Goal: Very large sparse 8-step raster 7x175 8s Deep x 8 Spatial x 2, Spectral x 2 FUV spectrally rebinned x 4

Program: BBSO Coordination: AR14168

Target: AR

Pointing: xcen=943 ycen=80,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.58	177,182	510
2832	0.58	177,182	510
1400	0.58	177,182	510
2796	0.58	177,182	510

IRIS: Off limb flare study

2023-02-17T05:56:21 to 2023-02-17T10:11:29

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=-866 ycen=443,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	1600

256590 matches
prev 1...1153 1154 1155 [1156] 1157 1158 1159 1160 1161 1162 ...17106 next