Najar Arrieta, Oriol May 2023 FIDE Individual Chess Calculations

Individual Calculations May 2023

Najar Arrieta, Oriol Total change: -76.80

Campionat de Catalunya Individual Sub-12			Catalunya		ESP	2023-04-01
Rc	Ro			w	n	change	K	*Kchg**	Game
1454	1837			5.50	9	-2.31	40	-92.40

Sagales Arruebo, Eric		1437 *	ESP	1.00	1	0.08	40	3.20
Trullols Vizcarra, Arnau		1334	ESP	1.00	1	0.04	40	1.60
Hijarrubia Alvarez-Cuevas, Gonzal		1474	ESP	1.00	1	0.10	40	4.00
Marsal Calvet, Josep		1536	ESP	0.50	1	-0.35	40	-14.00
Alonso Gimenez, Mauro		1925	ESP	0.00	1	-0.38	40	-15.20
Mulet Polo, Pau		1465	ESP	0.50	1	-0.40	40	-16.00
Lopez Garriga, Mateu		1294	ESP	0.50	1	-0.47	40	-18.80
Arjona Bereza, Ivan		1331	ESP	0.50	1	-0.46	40	-18.40
Pau Ferrer, Quirze		1286	ESP	0.50	1	-0.47	40	-18.80
* 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)

Obert Barad 2023 Memorial Javier Otero Rondas 1-2			Terrassa (Barcelona)		ESP	2023-04-14
Rc	Ro			w	n	change	K	*Kchg**	Game
1517	1837			2.00	2	0.27	40	10.80

Tallo Mampel, Jaume		1445	ESP	1.00	1	0.08	40	3.20
Campos Gonzalez, Ivan		1588	ESP	1.00	1	0.19	40	7.60
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)

XXIII Torneig d Escacs La Passio Esparreguera 2023 Rondas 1-2			Esparreguera (Barcelona)		ESP	2023-04-15
Rc	Ro			w	n	change	K	*Kchg**	Game
1495	1837			1.00	1	0.12	40	4.80

Garrote Fernandez, Pau		1495	ESP	1.00	1	0.12	40	4.80
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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