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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249778 matches
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IRIS: High-cadence rasters

2026-01-31T22:54:58 to 2026-01-31T23:59:13

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 rasters

Target: AR

Pointing: xcen=-646 ycen=-328,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1692
2796	0.04	68,68	1692

AIA: null

2026-01-31T19:03:00 to 2026-01-31T19:43:00

Science Goal: ssw_service_260131_120316_17292_ssmq_cont_blos

Program:

Target:

Pointing: xcen=-774 ycen=260,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	0.49	600,450	83
211	0.49	600,450	82
171	0.49	600,450	83
cont	1.07	600,450	38
1700	0.65	600,450	62
304	0.48	600,450	84
131	0.48	600,450	84
94	0.49	600,450	83
193	0.57	600,450	71
blos	1.07	600,450	38

IRIS: BBSO coordination, AR 14349

2026-01-27T17:04:52 to 2026-01-27T18:05:21

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, AR 14349

Target: AR

Pointing: xcen=442 ycen=-165,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	2.09	133,130	29
1400	0.35	133,130	174
2796	0.35	133,130	174

IRIS: High-cadence flare watch: AR 14341

2026-01-24T21:11:34 to 2026-01-24T22:12:06

Science Goal: High-Cadence Flare Program: .3 sec, small linelist, C II slow

Program: High-cadence flare watch: AR 14341

Target: AR

Pointing: xcen=823 ycen=-145,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.14	59,68	441

IRIS: BBSO coordination: AR 14345

2026-01-23T19:19:39 to 2026-01-23T20:20:37

Science Goal: Large coarse 8-step raster 14x120 8s Si IV Mg II h/k Mg II w s Deep x 4 Spatial x 2, Spectral x 2

Program: BBSO coordination: AR 14345

Target: AR

Pointing: xcen=599 ycen=-178,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.69	137,130	89
1400	0.23	137,130	267
2796	0.17	137,130	356

IRIS: Low-telem flare watch: AR 14341

2026-01-23T14:28:45 to 2026-01-23T15:28:42

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

Program: Low-telem flare watch: AR 14341

Target: AR

Pointing: xcen=616 ycen=-159,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,66	376

IRIS: Low-telem flare watch: AR 14341

2026-01-23T12:51:45 to 2026-01-23T13:51:42

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

Program: Low-telem flare watch: AR 14341

Target: AR

Pointing: xcen=601 ycen=-161,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	376

IRIS: BBSO coordination: AR 14345

2026-01-22T22:18:45 to 2026-01-22T23:19:19

Science Goal: Large coarse 8-step raster 14x120 8s Si IV Mg II h/k Mg II w s Deep x 2 Spatial x 2, Spectral x 2

Program: BBSO coordination: AR 14345

Target: AR

Pointing: xcen=445 ycen=-172,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	1.24	135,130	49
1400	0.21	135,130	294
2796	0.21	135,130	294

IRIS: BBSO coordination: AR 14345

2026-01-22T20:41:46 to 2026-01-22T21:42:20

Science Goal: Large coarse 8-step raster 14x120 8s Si IV Mg II h/k Mg II w s Deep x 2 Spatial x 2, Spectral x 2

Program: BBSO coordination: AR 14345

Target: AR

Pointing: xcen=436 ycen=-171,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	1.24	135,130	49
1400	0.21	135,130	294
2796	0.21	135,130	294

IRIS: A1: QS monitoring

2026-01-21T04:19:16 to 2026-01-21T04:37:20

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=-38 ycen=46,

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: Calib 14: Wobble (zero roll) #2

2026-01-20T13:34:57 to 2026-01-20T14:44:17

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

Program: Calib 14: Wobble (zero roll) #2

Target: (NONE)

Pointing: xcen=-45 ycen=965,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	0.33	173,182	208

AIA: null

2026-01-17T23:06:00 to 2026-01-18T01:02:00

Science Goal: ssw_service_260117_160653_43955_ssmq__ssmq_blos_cont

Program:

Target:

Pointing: xcen=-488 ycen=-100,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
335	2.36	600,450	50
211	2.36	600,450	50
171	2.36	600,450	50
cont	2.36	600,450	50
1700	2.36	600,450	50
304	2.36	600,450	50
131	2.36	600,450	50
94	2.37	600,450	50
193	2.36	600,450	50
blos	2.36	600,450	50

IRIS: Flare study, AR at SE

2026-01-16T11:08:39 to 2026-01-16T12:06:21

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

Program: Flare study, AR at SE

Target: AR

Pointing: xcen=-729 ycen=-128,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	352

IRIS: AR tracking from limb to limb, AR at SE

2026-01-16T09:30:43 to 2026-01-16T10:19:40

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 8 Spatial x 2, Spectral x 2

Program: AR tracking from limb to limb, AR at SE

Target: AR

Pointing: xcen=-747 ycen=-122,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	80
2832	0.61	281,182	80
1400	0.61	281,182	80
2796	0.61	281,182	80

IRIS: AR tracking from limb to limb, AR at SE

2026-01-16T06:17:19 to 2026-01-16T07:06:16

Science Goal: Very large dense 320-step raster 105.3x175 320s Deep x 8 Spatial x 2, Spectral x 2

Program: AR tracking from limb to limb, AR at SE

Target: AR

Pointing: xcen=-761 ycen=-124,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.61	281,182	80
2832	0.61	281,182	80
1400	0.61	281,182	80
2796	0.61	281,182	80

249778 matches
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