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:

252006 matches
prev 1...10153 10154 10155 10156 10157 10158 [10159] 10160 10161 10162 ...16801 next

TRACE: FOCUS TEST

2000-02-04T12:21:24 to 2000-02-05T00:51:52

Science Goal: SCIPLAN_FOCUS_TEST

Program: Calibrations + test of VLA sequence + flare watch

Target:

Pointing: xcen=-791 ycen=-109,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: SYNOPTIC

2000-01-26T02:38:15 to 2000-01-27T02:23:53

Science Goal: SCIPLAN_SYNOPTIC

Program: small Rust AR (but growing) and then AR 8841 as suggested by SXT

Target:

Pointing: xcen=-243 ycen=-399,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

TRACE: AR8810

2000-01-06T06:47:12 to 2000-01-06T15:50:51

Science Goal: SCIPLAN_AR8810

Program: Continue following AR 8810, then WL flats, then some more AR 8810 followed by a 2 orbit East limb movie and then sit on the new AR coming over in the SE

Target:

Pointing: xcen=696 ycen=579,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images

IRIS: High-cadence flare watch: AR 14353

2026-01-25T10:07:28 to 2026-01-25T11:09:05

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 watch: AR 14353

Target: AR

Pointing: xcen=329 ycen=370,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	68,68	1479
2796	0.04	68,68	1479

IRIS: A1: QS monitoring

2026-01-25T05:16:24 to 2026-01-25T05:34:28

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=55 ycen=7,

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: Low-telem flare watch: AR 14341

2026-01-21T15:36:05 to 2026-01-21T16:36:34

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

Program: Low-telem flare watch: AR 14341

Target: AR

Pointing: xcen=248 ycen=-146,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	129
1400	0.47	61,66	129
2796	0.47	61,66	129

IRIS: SUIT/Aditya-L1 coordination on near-disk-center AR 14334

2026-01-09T06:09:32 to 2026-01-09T07:06:11

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/Aditya-L1 coordination on near-disk-center AR 14334

Target: AR

Pointing: xcen=118 ycen=-204,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
2832	1.05	289,182	54
1400	0.26	289,182	216
2796	0.26	289,182	216

IRIS: SUIT/Aditya-L1 coordination, flare catching on AR 14334

2026-01-08T01:03:37 to 2026-01-08T02:01:17

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, flare catching on AR 14334

Target: AR

Pointing: xcen=-132 ycen=-199,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.15	65,68	382
2796	0.15	65,68	382

IRIS: Flare study on AR 14325 at west limb (not following Hinode)

2026-01-07T15:12:08 to 2026-01-07T16:18:43

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

Program: Flare study on AR 14325 at west limb (not following Hinode)

Target: AR

Pointing: xcen=978 ycen=-132,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	416

IRIS: Flare study on AR on AR 14324 (follow Hinode)

2026-01-06T00:33:14 to 2026-01-06T01:30:50

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

Program: Flare study on AR on AR 14324 (follow Hinode)

Target: AR

Pointing: xcen=718 ycen=422,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	133,130	360

SOTSP: AR 14317

2025-12-29T07:20:04 to 2025-12-29T08:24:44

Science Goal: AR evolution

Program: Fast map, 328x164", 1-side, Q65, no repeat

Target: Active Region

Pointing: xcen=519 ycen=188,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
6302A Continuum Intensity	0	322,162	1021
6302A Velocity 6301.5A	0	322,162	1021
6302A Transverse Flux Density	0	322,162	1021
6302A Longitudinal Flux Density	0	322,162	1021

IRIS: Off-limb flare watch

2025-12-19T10:35:53 to 2025-12-19T11:32:00

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

Program: Off-limb flare watch

Target: AR

Pointing: xcen=950 ycen=-246,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	351

IRIS: A1: QS monitoring

2025-12-19T04:08:01 to 2025-12-19T04:26:05

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=-2 ycen=-0,

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: Flare watch program B, AR14305

2025-12-16T00:08:55 to 2025-12-16T01:05:11

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

Program: Flare watch program B, AR14305

Target: AR

Pointing: xcen=634 ycen=-401,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.47	61,66	120
1400	0.47	61,66	120
2796	0.47	61,66	120

IRIS: Limb AR watch / PSP Coordination

2025-12-13T12:10:23 to 2025-12-13T13:15:26

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

Program: Limb AR watch / PSP Coordination

Target: AR

Pointing: xcen=976 ycen=-260,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	408

252006 matches
prev 1...10153 10154 10155 10156 10157 10158 [10159] 10160 10161 10162 ...16801 next