An extensive survey of dayside diffuse aurora based on optical observations at Yellow River Station

De-Sheng Han, Xiang-Cai Chen, Jian-Jun Liu +6

By using 7 years optical auroral observations obtained at Yellow River Station (magnetic latitude $76.24{}^{\circ }\mathrm{C}$N) at Ny-Alesund, Svalbard, we performed the first extensi…