TPIO10 PGTW 260912 A. TROPICAL CYCLONE 02B (ARNAB) B. 26/0830Z C. 15.55N D. 87.78E E. THREE/GK2A F. T4.0/4.0/D2.0/24HRS STT: S0.0/03HRS G. IR/EIR/VIS/MSI H. REMARKS: 15A/PBO TIGHTLY CURVED BNDG/ANMTN. CNVTN WRAPS 1.1 ON LOG10 SPIRAL YIELDING DT OF 4.0. MET 3.5. PT OF 4.0. DT UNCLEAR. DBO PT. I. ADDITIONAL POSITIONS: NONE DARLOW