Black Triangle Sighting in Reno, Nevada on 2017-11-06 21:25:00 – 2 v shape formations of many aircraft flying perpendicular,

I observed two uniform v shape flight configuration for multiple aitcraft in the numbers if 20 per v. 10 per each side of the v, each one!!!! altitude approximately 60,000 ft! both flying perpendicular to one another. see attached photo.