Probing the Nature of High-z Short GRB 090426 with Its Early Optical and X-ray Afterglows

Liping Xin, Enwei Liang, Jianyan Wei +13

GRB 090426 is a short duration burst detected by Swift ($T_{90}\sim 1.28$ s in the observer frame, and $T_{90}\sim 0.33$ s in the burst frame at $z=2.609$). Its host galaxy propert…