Mission Number 283


  1. Date: 23/24 July 1945
  2. Target: Ube Coal Liquefaction Co. (90.32 - 1841)
  3. Participating Unit: 315th BW
  4. Number A/C Airborne: 80
  5. % A/C Bombing Primary: 90% (72 Primary and 4 Opportunity)
  6. Type of Bombs and Fuzes: AN-M64, 500# G.P. with 1/10 sec. delay nose and 1/100 sec. delay tail and M-81, 260# fragmentary bombs, with instantaneous nose and non-delay tail. 
  7. Tons of Bombs Dropped: 619.8 tons on Primary and 36 tons on Opportunity and 17 tons on Special. 
  8. Time Over Primary: 240103K - 240240K
  9. Altitude of Attack: 12,400 - 15,460
  10. Weather Over Target: 5/10
  11. Total A/C Lost: 0
  12. Resume of Mission: Clouds prevented any observations of bombing results.  Five bombed visually and 67 by radar.  Four A/C were non-effective.  One E/A flew a parallel course out of range, blinking lights, probably A/A altitude and course spotter.  No E/A. Flak was medium, meager and inaccurate.  Searchlight activity was meager and generally ineffective from Shimonoseki area and coast of Kyushu.  Two Wind-Run A/C were airborne and bombed Nippon Oil Refinery with fragmentation bombs.  Eight B-29s landed at Iwo Jima.  Average bomb load: 18,656 lbs. Average fuel reserve: 879 gallons. 



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