Kazuko Ito-Yamaizumi

Where the 1455.4 rating comes from

From 2 matches played between 1 January 1963 and 1 January 1969, 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.

2 matches, from the most recent to the first

beaten by Diane Rowe 0–3
01/01/69 · World Table Tennis Championships 1969 · Round of 16 · detail
−24.01479.4 → 1455.4
beaten by Ella Zeller 1–3
01/01/63 · World Table Tennis Championships 1963 · Round of 16 · detail
−20.61500.0 → 1479.4

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.