This concert was mentioned in the live stream today with Gematriaeffectnews in the link at the bottom of post. I decided to decode it

The +–=÷× Tour (pronounced The Mathematics Tour

Headlines on 11th. 144 days from his birthday.

Saturday was the 8th , 224 days before his next birthday

On 7/8 or written 8/7 it was 87 degrees high.