While there is no mainstream or "clean" definition for this specific combination of terms, the components suggest the following:

: In academic or astronomical contexts, this often refers to exclusive data sets or findings from a specific observatory or mission.

While short-form video platforms dominate casual browsing, a powerful counter-movement has emerged. Audiences are increasingly drawn to massive, multi-hour archival releases. Examples of this trend include:

In the meantime, I can try to break down the phrase into possible components:

The final piece of the puzzle, "min exclusive," confirms the premium nature of the content. The term in this context means the content is available only on a specific platform to paying customers. The unit min likely stands for minutes , indicating the content is sold by viewing time or is accessible for a set number of minutes after a premium payment. All signs point to "4some1600" being an exclusive, minutes-long live or recorded video.

This is a portmanteau of two celestial markers— Alpha Centauri and Hadar (also known as Beta Centauri). In technical naming conventions, celestial bodies are often used to name servers, internal projects, or specific high-bandwidth nodes in a network.