Costa Ribalta, Andres April 2023 FIDE Individual Chess Calculations

Individual Calculations April 2023

Costa Ribalta, Andres Total change: 26.40

XXIV Obert Tres Peons GRUP A Rondas 8-9			Barcelona		ESP	2023-03-01
Rc	Ro			w	n	change	K	*Kchg**	Game
1660	1650			1.00	1	0.51	20	10.20

Solsona Olive, Xavier		1660	ESP	1.00	1	0.51	20	10.20
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)

Campeonato de Marbella 2023 Rondas 4-7			Barcelona		ESP	2023-03-03
Rc	Ro			w	n	change	K	*Kchg**	Game
1551	1650			1.00	2	-0.16	20	-3.20

Paso Viola, Juan		1851	ARG	0.00	1	-0.24	20	-4.80
Abad Juanpera, Jordi		1250 *	ESP	1.00	1	0.08	20	1.60
* 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)

Lliga Catalana 2023 Primera Barcelona Grupo 8 Rondas 7-9			Catalunya		ESP	2023-03-05
Rc	Ro			w	n	change	K	*Kchg**	Game
1569	1650			1.00	1	0.39	20	7.80

Romero Funieles, Rafael		1569	ESP	1.00	1	0.39	20	7.80
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)

Lliga Catalana 2023 Segona Barcelona Grupo 6 Rondas 7-9			Catalunya		ESP	2023-03-05
Rc	Ro			w	n	change	K	*Kchg**	Game
1301	1650			1.00	1	0.11	20	2.20

Gonzalez Dalmau, Lluis		1301	ESP	1.00	1	0.11	20	2.20
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)

XVII Obert Tupinamba GRUP A Rondas 1-2			Barcelona		ESP	2023-03-15
Rc	Ro			w	n	change	K	*Kchg**	Game
1838	1650			1.00	2	0.47	20	9.40

Candela Fargas, Jordi		1923	ESP	0.00	1	-0.17	20	-3.40
Gomez Zepeda, Jesus Daniel		1752	ESP	1.00	1	0.64	20	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)

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