Sparrow Data

Pick history — Jakob Marsee

Jakob Marsee

Every game this bat was picked for, in order. 19 games across 19 nights, from 23 board appearances — he was named on more than one board on 4 of them.

Times picked

graded games — counted once each, however many boards named him that night

Home runs

against 1.72 expected from our own probabilities

Rate

of graded picks homered

A single player's sample is very small over a few weeks. These counts describe what happened; they are not evidence about the model either way. The section-level figures on the record are the ones with enough data to mean something.

Date	Boards	Tier	Prob	Base	Lift	Why	Result
2026-07-21	SLEEPERS	T4 · The Field	0.117	0.064	1.83x	+park factor, +SP career barrels allowed	no
2026-07-22	SLEEPERS	T4 · The Field	0.100	0.064	1.58x	+park factor, −lineup slot	not yet graded
2026-07-25	SLEEPERS	T5 · Longshot	0.092	0.063	1.45x	+park factor, −lineup slot	no
2026-07-31	SLEEPERS	T4 · The Field	0.134	0.067	1.99x	+season hard-hit rate, +park factor	no
2026-08-02	SLEEPERS	T4 · The Field	0.124	0.067	1.84x	+SP career HR rate, +park factor	not yet graded
2026-08-07	SLEEPERS	T4 · The Field	0.117	0.062	1.89x	+SP career HR rate, +park factor	no
2026-08-08	AROUND SLATE	T5 · Longshot	0.080	0.062	1.29x	−SP career barrels allowed, +park factor	no
2026-08-09	SLEEPERS	T4 · The Field	0.105	0.062	1.69x	+park factor, +SP strikeout rate	no
2026-08-12	SLEEPERS	T5 · Longshot	0.092	0.062	1.48x	+park factor, −career barrel rate	no
2026-08-13	SLEEPERS	T5 · Longshot	0.089	0.062	1.43x	+pull tendency, +park factor	no
2026-08-14	SLEEPERS, AROUND SLATE	T4 · The Field	0.121	0.056	2.16x	+park factor, +lineup slot	no
2026-08-15	SLEEPERS, AROUND SLATE	T4 · The Field	0.134	0.056	2.40x	+park factor, +lineup slot	HOME RUN
2026-08-16	SLEEPERS	T4 · The Field	0.117	0.062	1.89x	+park factor, −lineup slot	no
2026-08-18	AROUND SLATE	T5 · Longshot	0.080	0.062	1.29x	+park factor, −SP career HR rate	no
2026-08-19	SLEEPERS, AROUND SLATE	T4 · The Field	0.123	0.062	1.99x	+park factor, +season hard-hit rate	no
2026-08-21	SLEEPERS, AROUND SLATE	T4 · The Field	0.100	0.062	1.61x	+pull tendency, +park factor	no
2026-08-23	AROUND SLATE	T5 · Longshot	0.089	0.068	1.30x	+SP career HR rate, −career barrel rate	not yet graded
2026-09-06	AROUND SLATE	T4 · The Field	0.105	0.075	1.39x	+park factor, −SP career barrels allowed	no
2026-09-07	SLEEPERS	T4 · The Field	0.117	0.075	1.56x	+park factor, +SP career HR rate	no

Sparrow Data — every pick published before first pitch and graded the next morning. Archive covers 2026-07-09 through 2026-09-25. Nothing here is ever edited or removed after the fact. Methodology · Raw data