Ryabukhina, Veronika March 2023 FIDE Individual Chess Calculations

Individual Calculations March 2023

Ryabukhina, Veronika Total change: 82.80

Taca de Portugal 2022-23 r.3			clubes		POR	2023-02-11
Rc	Ro			w	n	change	K	*Kchg**	Game
1987	1400			0.50	1	0.48	40	19.20

Naranjo Zolotov, Mijail Juanovi		1987	ECU	0.50	1	0.48	40	19.20
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)

Taca de Lisboa 2022-23 r.4			Lisboa		POR	2023-02-12
Rc	Ro			w	n	change	K	*Kchg**	Game
1267	1400			1.00	1	0.32	40	12.80

Moura, Miguel Tiago Rito		1267	POR	1.00	1	0.32	40	12.80
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)

CD Lisboa Jovens 2022-23 - U12			LISBOA		POR	2023-02-18
Rc	Ro			w	n	change	K	*Kchg**	Game
1469	1400			2.50	3	1.27	40	50.80

Marques, Goncalo Jose Costa Campo		1472	POR	1.00	1	0.60	40	24.00
Zhang, Xin An		1609	HKG	0.50	1	0.27	40	10.80
Correia, Antonio Maria De Matias		1325	POR	1.00	1	0.40	40	16.00
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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