#6 YANKEE Y Day . [ #7 ECHO ' Eniwetok « Eberiru Fired from station on Parry Islands be BESREGEIor«+0r (Barge oo i Delete the last paragraph in section 2 and substi tute the fol cing i "In view of the BRAVO results, estimated yields for (iRBEaIEEe ain have been revised upward. As additional data becomes aveiie , s anticipated that new yield estimtes for other weapons and devices will be forthcominge They will be issued to interested participants as they become available, The present most probable yields and limits are given, but the limits are not absolutece Exe perimentors mist instrument to accept a rather wide range yield-wise, Probable times of LASL shots will be about one half hour before sunrises The time of UCRL shots will be sunrise minus thirty minutes to the nearcst five minutes". 2e Itis not deemed advisable at this time to correct all references to specifio shots throughout the various annexes and appendices of the Oporation Plane In general, it is believed that these references will be self explanatory in view of the revised schedule, In those cases where the meaning of 4 section containing a shot reference appears to be confused by the new schedule, this headquarters may be contacted for clarifications Neve ca Coes ju 2 We Bs OGLE Le DISTRIBUTION: Following Page Commander Task Group 7el , Vo / OR ao ew fe Pr.) QQ PANY Fs