TXXS22 KNES 170921 A. 21S (ERROL) B. 17/0832Z C. 10.1S D. 124.4E E. FIVE/MTSAT F. OVERLAND G. IR/EIR/SWIR/VIS/TRMM H. REMARKS...LOW LEVEL CIRCULATION IS NEARLY IMPOSSIBLE TO DETECT/LOCATE EVEN AFTER VERY GOOD TMI PASS AT 0633Z...WHICH DID NOT CLARIFY VISIBLE IMAGERY DOES SHOW PARALLEL CURVED LOW LEVEL BANDS ON THE NORTHERN SIDE OF TIMOR HINTING AT LOCATION OVERLAND OR JUST A FEW MILES OFF THE SOUTHERN COASTLINE...STILL CONVECTION REMAINS IMPRESSIVE AND DT WOULD BE IN THE RANGE OF 2.5 TO 3.0 USING CDO OR SHEAR METHOD. POSITION ACCURATE TO WITHIN 50 NM (93 KM). I. ADDL POSITIONS NIL ...GALLINA