May 12, 2021

The RosterResource Opening Day Roster Tracker Is Here! (FanGraphs)


After an eventful offseason, actual baseball games are happening on a daily basis again. While there’s nothing like the real thing, at least it’s a sign that we are very close — 26 days, to be precise — to Opening Day.

In the meantime, each team currently has somewhere between 59 (Houston Astros) and 73 (St. Louis Cardinals) players in major league camp. How do I know? Well, I learned this, along with many other interesting tidbits, by using FanGraphs’ newest feature: the Opening Day Roster Tracker. Since it could also be quite useful to you over the next several weeks, let me tell you all about it.

First, here’s a quick primer on who is in major league camp and what happens as rosters are pared down to 26 players.

Who is in major league camp?

The full squad is comprised of each team’s full 40-man roster and a group of non-roster invitees (NRI). A non-roster invitee must be added to the 40-man roster if they break camp with the major league club.

What happens when a player is officially out of the running for an Opening Day roster spot?

If a player on the 40-man roster does not make the team, they are optioned to the minors; non-roster invitees are…

Read “The RosterResource Opening Day Roster Tracker Is Here!” at FanGraphs