see: https://www.sciencedaily.com/releases/2016/06/160620100326.htm
In addition we should look at Babcock an Bergman's experiment in 1964 about the local ( non Einsteinian) lightspeed solution around a moving mirror or glass window!
see also: http://bigbang-entanglement.blogspot.nl/2016/05/the-solution-of-thegreat-mystery-of.html
http://bigbang-entanglement.blogspot.nl/2015/11/non-local-realism-of-quantum-fff-theory.htm
See also:
The O‘Connell Effect in Eclipsing Binaries Explained by Mass Related Light Speed Extinction Distances (Lasof) of Stars and Even Planets
http://vixra.org/pdf/1409.0164v2.pdf
Experiments to determine the mass related Lightspeed extinction volume around the Earth and around spinning objects in the Lab.
http://vixra.org/pdf/1102.0056v2.pdf
http://vixra.org/pdf/1401.0071v2.pdf