SPECULATOR: In-season "UP:" projections, 2023

UP: (and DN:) projections are regularly tacked on the end of player boxes in the Baseball Forecaster. They’re intended to reflect a ceiling (or floor) beyond the accompanying preseason projection—where the skills warrant it, of course. From the book:

Upside (UP) and downside (DN) statistical potential appears for some players; these are less grounded in hard data and more speculative of skills potential.

We broke down the preseason UP: lists for batters and pitchers from the 2023 book, which was released last November. Now that we’ve exercised excruciating patience for seven-plus weeks, it’s time to cook up a new batch of "UP-siders" based on the early returns.

Some of the UP lines here will look similar to a player’s YTD stat line....

Almost!

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