There is no fixed pattern. Its just a coincidence.
You can not predict a rally..

#Campaign 1: Project Analysis Article
Bitcointalk Profile URL: https://bitcointalk.org/index.php?action=profile;u=1159379
Telegram ID: AlbertDStone
Link to Content URL: https://steemit.com/blockchain/@albertdstone/deepcloud-ai-the-rise-of-artificial-intelligence-in-the-cloud

Definitely! I am a long hodlr of ethereum since their ICO because it was not just secondary to bitcoin but it is also the first World Computer, and human-race need it