Rojas Salas, Rihanna Irina November 2023 FIDE Individual Chess Calculations

Individual Calculations November 2023

Rojas Salas, Rihanna Irina Total change: -15.20

7 Open IRT U2400 Circulo Peruano de Ajedrez			Lima		PER	2023-10-02
Rc	Ro			w	n	change	K	*Kchg**	Game
1553	1276			2.00	4	0.84	40	33.60

Reyes Zavaleta, Fabian Ricardo		2125	PER	0.00	1	0.00	40	0.00
Ygarza Crisostomo, Antonela Abiga		1269	PER	0.50	1	-0.01	40	-0.40
Ccana Minauro, Reiben Andre		1347	PER	0.50	1	0.10	40	4.00
Bejarano Martinez, Diego		1470	PER	1.00	1	0.75	40	30.00
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)

2 Open IRT U2400 Club Regatas Lima			Lima		PER	2023-10-07
Rc	Ro			w	n	change	K	*Kchg**	Game
1590	1276			0.00	2	-0.29	40	-11.60

Guzman Vera, Diego Alonso		1670	PER	0.00	1	-0.08	40	-3.20
Ccana Minauro, Wernher Sebastian		1510	PER	0.00	1	-0.21	40	-8.40
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)

XII Campeonato Panamericano Escolar de Ajedrez - Sub 11 Femenino			Lima		PER	2023-10-16
Rc	Ro			w	n	change	K	*Kchg**	Game
1176	1276			3.50	7	-0.93	40	-37.20

Enriquez Gordillo, Maria Jose		1103	MEX	0.50	1	-0.23	40	-9.20
Lajo Timoteo, Diana Carolina		1066	PER	1.00	1	0.23	40	9.20
Chamba Guerrero, Maria Paz		1207	ECU	1.00	1	0.40	40	16.00
Jimenez Salas, Fabiana		1283	PER	0.00	1	-0.49	40	-19.60
Chira Diaz , Antonella		1092	PER	1.00	1	0.26	40	10.40
Ocampo Candela, Patsy Andrea		1191	ECU	0.00	1	-0.62	40	-24.80
Mandujano, Alagon Ghaydaa Ceneth		1289	PER	0.00	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)

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