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:

250429 matches
prev 1...16689 16690 16691 16692 16693 16694 16695 [16696]

IRIS: Low-telemetry Flare Watch of AR14419

2026-04-17T02:39:50 to 2026-04-17T03:57:56

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-telemetry Flare Watch of AR14419

Target: AR

Pointing: xcen=-426 ycen=289,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.46	64,66	170
1400	0.46	64,66	170
2796	0.46	64,66	170

IRIS: High-cadence Flare Watch of AR14419

2026-04-17T04:48:02 to 2026-04-17T10:44:47

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 of AR14419

Target: AR

Pointing: xcen=-371 ycen=304,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.04	70,66	568
2796	0.04	70,66	567

AIA: null

2026-04-01T13:33:05 to 2026-04-02T13:33:59

Science Goal: ssw_service_260417_034757_36011

Program:

Target:

Pointing: xcen=-0 ycen=-0,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
211	62.64	1,076,1,076	24
171	62.64	1,076,1,076	24
193	62.64	1,076,1,076	24

IRIS: Low-telemetry Flare Watch of AR14419

2026-04-17T10:54:26 to 2026-04-17T16:49:06

Science Goal: Medium coarse 8-step raster 14x60 8s C II Deep x 8 Spatial x 2, Spectral x 2

Program: Low-telemetry Flare Watch of AR14419

Target: AR

Pointing: xcen=-317 ycen=303,

saaIntervals hiIntervals

wavelength	cadence	FOVx,y	images
1330	0.16	73,65	364

250429 matches
prev 1...16689 16690 16691 16692 16693 16694 16695 [16696]