Ryabukhin, Roman March 2023 FIDE Individual Chess Calculations

Individual Calculations March 2023

Ryabukhin, Roman Total change: 47.20

Taca de Portugal 2022-23 r.3			clubes		POR	2023-02-11
Rc	Ro			w	n	change	K	*Kchg**	Game
1823	1772			1.00	1	0.57	40	22.80

Faryma, Matviy		1823	POR	1.00	1	0.57	40	22.80
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)

Taca de Lisboa 2022-23 r.4			Lisboa		POR	2023-02-12
Rc	Ro			w	n	change	K	*Kchg**	Game
1499	1772			1.00	1	0.17	40	6.80

Mourao, Martim De Oliveira		1499	POR	1.00	1	0.17	40	6.80
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 - U16			LISBOA		POR	2023-02-18
Rc	Ro			w	n	change	K	*Kchg**	Game
1464	1772			3.00	3	0.44	40	17.60

Reis, Joao Afonso Fernandes		1372 *	POR	1.00	1	0.08	40	3.20
Cabral, Guilherme Magalhaes		1484	POR	1.00	1	0.16	40	6.40
Nalivaiko, Maksim		1536	RUS	1.00	1	0.20	40	8.00
* 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)

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