B-KBT B737-84P Hong Kong Express on a Test Flight with correct Hex Code

L/N 3214 C/N 37422 B737-84P B-KBT HONG KONG EXPRESS
Dep BFI 12:10 PDT Arr MWH 13:43 PDT
Dep MWH 14:03 PDT Arr BFI 14:28 PDT
Call Sign BOE046 Hex Code 780A07
Previously on test flights used Hex Code A13A11 (N1786B)
Photo Taken March 15th whilst on a Test Flight
Photo Credit: Drewski
http://www.flickr.com/photos/smartjunco/4437669724/sizes/o/