Best estimate of DATE of Q pic NSA_Traf_Cam_ROT1: 18FEB2014
We estimate the white construction shroud on Westminster Palace appeared no sooner than September 2013. A traffic sign in front of the CORINTHIA Hotel was replaced some time after March 5, 2014 adter a motorcyclist struck the sign and was killed.
That phase of the moon is usually seen around midnight in the Southeast. Eliminated possible dates because altitude of Moon seemed too high.