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SSUSI High-Latitude Products

Yongliang Zhang for the SSUSI Team

Yongliang ZhangYongliang.Zhang@jhuapl.edu

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SSUSI Auroral Products

Why are there Aurora? Auroras: visible consequence of M-I coupling Many applications: space weather monitoring, sources of input and

validation for models What they are? How to access them?

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List of SSUSI auroral products

Auroral images in five “colors” 121.6, 130.4, 135.6 nm, LBHS (140-150nm), and LBHL

(165-180nm). Electron energy flux and mean energy Height integrated conductance Hemispheric power HmE and NmE Equatorward and poleward boundaries Discrete aurora arcs Field-aligned aurora mapping Aurora forecast

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Examples of SSUSI auroral imagesN2 LBHS (140-150nm) N2 LBHL(165-180nm)

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O 135.6 nm O 130.4 nm

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Proton aurora (121.6 nm)

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Thin auroral arcs

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Assimilation of measured SSUSI NmE and boundary in IRI (Kp =4.3, April 1, 2007, 8:59UT)

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How to access SSUSI auroral products?

Go to ssusi.jhuapl.edu Quick look

Gallery, Google EDR-Auroral Select SSUSI (f16, f17, f18, f19), year, day, orbit number

Data files Data, Data products, f16_AUR, select year, date, download NetCDF

files from the list Some Auroral Data is now available in SPDF and CDAweb

(search DMSP data) Questions?

Contact SSUSI team (Paxton, Schaefer, Romeo, Zhang)