Shi, Roger V September 2023 FIDE Individual Chess Calculations

Individual Calculations September 2023

Shi, Roger V Total change: 85.80

43rd Annual Lina Grumette Memorial				VAN NUYS, CA		USA	2023-05-27
Rc	Ro				w	n	change	K	*Kchg**	Game
1779	1950				3.50	5	0.10	33	3.30

Indukuri, Suhas			1544	USA	0.00	1	-0.92	33	-30.36
Gevorgyan, Davit			1550 *	USA	1.00	1	0.08	33	2.64
Shuben, Matthew			1976	USA	0.50	1	0.04	33	1.32
Wang, Andrew			1809	USA	1.00	1	0.31	33	10.23
Zeng, Elbert			2017	USA	1.00	1	0.59	33	19.47
* 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)

2023 David King Memorial Challenger 2				Arcadia, CA		USA	2023-07-30
Rc	Ro				w	n	change	K	*Kchg**	Game
2189	1950				1.50	4	0.70	33	23.10

Tomas, Ante			2166	CRO	1.00	1	0.78	33	25.74
Tomas, Ante			2166	CRO	0.00	1	-0.22	33	-7.26
Doric, Nenad	m		2211	CRO	0.00	1	-0.18	33	-5.94
Doric, Nenad	m		2211	CRO	0.50	1	0.32	33	10.56
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 David King Memorial Challenger 6				Arcadia, CA		USA	2023-08-04
Rc	Ro				w	n	change	K	*Kchg**	Game
2141	1950				1.00	4	-0.02	33	-0.66

Manakova, Maria		wg	2137	SRB	0.50	1	0.24	33	7.92
Manakova, Maria		wg	2137	SRB	0.50	1	0.24	33	7.92
Mrdja, Milan	m		2145	CRO	0.00	1	-0.25	33	-8.25
Mrdja, Milan	m		2145	CRO	0.00	1	-0.25	33	-8.25
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 David King Memorial Challenger 9				Arcadia, CA		USA	2023-08-08
Rc	Ro				w	n	change	K	*Kchg**	Game
2185	1950				1.00	4	0.16	33	5.28

Cucancic, Sinisa			2232	CRO	1.00	1	0.84	33	27.72
Cucancic, Sinisa			2232	CRO	0.00	1	-0.16	33	-5.28
Antonov, Vladimir	m		2138	BUL	0.00	1	-0.26	33	-8.58
Antonov, Vladimir	m		2138	BUL	0.00	1	-0.26	33	-8.58
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 David King Memorial Challenger 11				Arcadia, CA		USA	2023-08-10
Rc	Ro				w	n	change	K	*Kchg**	Game
2185	1950				2.50	4	1.66	33	54.78

Cucancic, Sinisa			2232	CRO	0.50	1	0.34	33	11.22
Cucancic, Sinisa			2232	CRO	1.00	1	0.84	33	27.72
Antonov, Vladimir	m		2138	BUL	0.50	1	0.24	33	7.92
Antonov, Vladimir	m		2138	BUL	0.50	1	0.24	33	7.92
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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