Liu, Zachary September 2023 FIDE Individual Chess Calculations

Individual Calculations September 2023

Liu, Zachary Total change: 191.52

Washington Open - Open			Redmond, WA		USA	2023-05-27
Rc	Ro			w	n	change	K	*Kchg**	Game
1791	1794			2.50	4	0.41	38	15.58

Hosford, Michael		1696	USA	0.50	1	-0.13	38	-4.94
Thongmee, Thomas		1681	USA	1.00	1	0.35	38	13.30
Zhang, Bohan		1643	USA	1.00	1	0.30	38	11.40
Haining, Kyle	c	2142	USA	0.00	1	-0.11	38	-4.18
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)

2023 Canadian Open Chess Championship - Open			Calgary, Alberta		CAN	2023-07-22
Rc	Ro			w	n	change	K	*Kchg**	Game
1947	1776			5.50	10	2.19	38	83.22

Skop, Mike		1755	CAN	1.00	1	0.47	38	17.86
Keleberda, Tymur	f	2302	CAN	0.00	1	-0.03	38	-1.14
Xu, Leon		1376 *	CAN	1.00	1	0.08	38	3.04
Sasata, Robert		2214	CAN	1.00	1	0.94	38	35.72
Yang, Jingyun (ryan)		2077	CAN	0.50	1	0.35	38	13.30
Yam, Alex	f	2277	CAN	0.00	1	-0.04	38	-1.52
Kostadinov, George		2076	CAN	0.00	1	-0.15	38	-5.70
Daniluk, Jim		1762	CAN	1.00	1	0.48	38	18.24
Ming, Jerry		1669	CAN	1.00	1	0.35	38	13.30
Gao, Raymond		1964	CAN	0.00	1	-0.26	38	-9.88
* Rating difference of more than 400. Please read more at FIDE Handbook
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)

Lynn Stringer Memorial			Sidney		CAN	2023-08-19
Rc	Ro			w	n	change	K	*Kchg**	Game
1991	1746			3.50	4	2.44	38	92.72

Koo, Minjun		1538	KOR	1.00	1	0.23	38	8.74
Piasetski, Leon	m	2239	CAN	1.00	1	0.96	38	36.48
Yang, Jingyun		1999	CAN	0.50	1	0.31	38	11.78
Sali, Zulfikar		2186	ENG	1.00	1	0.94	38	35.72
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)

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