Jeong Bo-young

Where the 1419.4 rating comes from

From 5 matches played between 19 September 2022 and 21 September 2026, and from them alone. Every line below was written at computation time: nothing is recomputed to show this page.

How to read this

On the right: the change this match produced, then the value before → after. A line's arrival value is the next line's starting value, down to the starting rating given to every newcomer. A ±0.0 is a counted match that did not move the rating, a walkover for instance.

5 matches, from the most recent to the first

beaten by Miho Kuramochi 1–2
21/09/26 · WTA 250 2026 · Qualifying — First round · detail
−19.91439.2 → 1419.4
beaten by Linda Fruhvirtová 0–2
15/09/25 · WTA 500 2025 · Qualifying — First round · detail
−16.91456.1 → 1439.2
beaten by Heather Watson 0–2
16/09/24 · WTA 500 2024 · Qualifying — First round · detail
−16.41472.5 → 1456.1
beaten by Sachia Vickery 0–2
09/10/23 · WTA 250 2023 · Qualifying — First round · detail
−21.11493.6 → 1472.5
beaten by Jeļena Ostapenko 1–2
19/09/22 · WTA 250 2022 · First round · detail
−6.41500.0 → 1493.6

Only the matches the source publishes appear; what is missing is listed. The source gives the day, not the hour: two matches on the same day are ordered by a reproducible rule, which is not necessarily the real order.