The Prasad-Sommerfield-like, colorless anl finite-mass dyon anolytic solution in SU(5) grond unified model is found. It is the only physical dyon solution so far.

在SU(5)大统一模型中找到了一组P-S型、、量有双子解解析形式,这是目前见到唯一真正物理双子解。