Rojas Salas, Rihanna Irina April 2023 FIDE Individual Chess Calculations

Individual Calculations April 2023

Rojas Salas, Rihanna Irina Total change: 36.00

Campeonato Regional Metropolitano Juvenil U14 Femenino 2023			Lima		PER	2023-02-09
Rc	Ro			w	n	change	K	*Kchg**	Game
1291	1232			3.00	5	0.86	40	34.40

Torres Ccahuay, Dayana Nievevska		1485	PER	0.00	1	-0.19	40	-7.60
Cahuaya Alpes, Kiara Hamile		1177	PER	1.00	1	0.42	40	16.80
Aranda Pucuhuanca, Alessandra Mic		1265	PER	1.00	1	0.55	40	22.00
Acuna Alarcon, Claudia Micaela		1417	PER	0.00	1	-0.26	40	-10.40
Esteban Castro, Esther Raquel		1113	PER	1.00	1	0.34	40	13.60
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)

CAMPEONATO NACIONAL JUVENIL AJEDREZ PERUANO 2023 Sub 12 Femenino			Lima		PER	2023-02-22
Rc	Ro			w	n	change	K	*Kchg**	Game
1184	1232			4.00	7	0.04	40	1.60

Ramirez Bendezu, Arianna Valentin		1014	PER	1.00	1	0.22	40	8.80
Machacca Mina, Adamaris Luciana		1152	PER	0.00	1	-0.61	40	-24.40
Gomez Gonzales, Fabiana		1491	PER	0.50	1	0.32	40	12.80
Farro Olivares, Bianka Elisabeth		1146	PER	0.50	1	-0.12	40	-4.80
Rodriguez Vallejo, Killari Ariela		1079	PER	1.00	1	0.30	40	12.00
Fernandez Mendoza, Ana Milagros		1093	PER	0.50	1	-0.19	40	-7.60
Casqui Lopez, Pamela Grace		1316	PER	0.50	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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