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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />7 a. Altitude of 0.5 degree beam, bright b nd <br /> <br /> <br />oOe <br />bright band <br />40e <br /> <br />6 <br /> <br />~5 <br />i <br />~4 <br /><D <br />> <br />~3 <br /><D <br />"0 <br />::) <br />~2 <br />0:( <br /> <br />o <br />o 50 100 150 200 230 km <br />nib. Fraction Of~beam in bright band <br /> <br /> <br /><.0 <br />0.0 J I I <br />o 50 100 150 200 230 km <br />2.5 <br />c. Brig ht band enhancement · <br />o <br /> <br />. 5-6 Nav. <br />06- 7 Nav . <br /> <br />2.0 <br /> <br />. <br /> <br />. <br /> <br />c: <br />.~ <br /><D <br />g>1.5 <br />(\j <br />Ol <br />ro <br />"0 <br />...., <br />E <br />~1.0 <br />0:( <br />0:( <br />(f) <br />0 0 <br />~ . <br />0:::0.5 <br /> <br />. <br /> <br />· 0 <br /> <br /> . <br /> . <br />. <br /> 0 <br /> 0 <br />0 . <br />0 <br /> 0 <br /> 0 <br /> . <br /> . <br /> 0 <br /> . <br /> 0 <br /> <br />o <br /> <br />. <br /> <br />0.0 beam in: <br />o <br /> <br /> <br />100 <br />Range <br />Figure 7.-Bright band effects partly fill the radar beam and create <br />spurious enhancements of precipitation in the SAA that vary with <br />range. See text for further explanation of the associated case study <br />(section 6.6.3). <br /> <br />50 <br /> <br />150 <br /> <br />200 <br /> <br />230 km <br /> <br />21 <br />