Alvarado Torres, Sandro Santiago January 2024 FIDE Individual Chess Calculations

Individual Calculations January 2024

Alvarado Torres, Sandro Santiago Total change: 29.20

1 Open IRT U1200 Circulo Peruano de Ajedrez			Lima		PER	2023-11-04
Rc	Ro			w	n	change	K	*Kchg**	Game
1089	1109			3.50	6	0.33	40	13.20

Campos Cueva, Roel Draxler		1040	PER	0.50	1	-0.10	40	-4.00
Montero Ricra, Kevin Johan		1057	PER	0.50	1	-0.07	40	-2.80
Gutierrez Quispe, Benjamin Matias		1114	PER	1.00	1	0.51	40	20.40
Ramirez Mori, Jael Eduardo		1096	PER	0.50	1	-0.02	40	-0.80
Cahuaya Alpes, Kiara Hamile		1076	PER	0.50	1	-0.05	40	-2.00
Olazo Ricra, Leninka Estefany		1150	PER	0.50	1	0.06	40	2.40
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)

3 Open IRT U1200 Circulo Peruano de Ajedrez			Lima		PER	2023-12-02
Rc	Ro			w	n	change	K	*Kchg**	Game
1095	1109			3.00	4	0.92	40	36.80

Loayza Rivera, Bryan James		1050	PER	0.50	1	-0.08	40	-3.20
Anchelia Anchivilca, Gabriel Jesu		1040	PER	1.00	1	0.40	40	16.00
Salazar Flores, Adiel Jesus		1109	PER	1.00	1	0.50	40	20.00
Sardon, Aragon Alejandro Ulysses		1181	PER	0.50	1	0.10	40	4.00
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)

IV Campeonato Sudamericano Escolar de Ajedrez 2023 - Sub 11 Absoluto			Lima		PER	2023-12-16
Rc	Ro			w	n	change	K	*Kchg**	Game
1229	1109			0.50	3	-0.52	40	-20.80

Angeles Castillo, Bastian Missael		1234	PER	0.50	1	0.17	40	6.80
Castillo Perales, Bernardo Jonay		1277	PER	0.00	1	-0.28	40	-11.20
Takahashi Guevara, Javier Kazuo		1176	PER	0.00	1	-0.41	40	-16.40
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)

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