Mayorga Araya, Sofia November 2019 FIDE Individual Chess Calculations

Individual Calculations November 2019

Mayorga Araya, Sofia Total change: -12.80

Campeonato Nacional por Equipos Sub14 Infantil 2019				San Ramon y Naranjo		CRC	2019-09-21
Rc	Ro				w	n	change	K	*Kchg**	Game
1293	1249				1.00	4	-0.77	40	-30.80

Semana Ramirez, Jerian			1419	CRC	0.00	1	-0.28	40	-11.20
Mora Chavarria, Sebastian			1248	CRC	0.00	1	-0.50	40	-20.00
Villalta Leiton, Nicole Tamara			1225	CRC	1.00	1	0.47	40	18.80
Frater Gonzalez, Gabriel			1279	CRC	0.00	1	-0.46	40	-18.40
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)

XVII Festival de Ajedrez de la Juventud de Centroamerica y el Caribe 2019 (U-10 Femenino)				Tegucigalpa		HON	2019-10-01
Rc	Ro				w	n	change	K	*Kchg**	Game
1250	1249				2.50	4	0.45	40	18.00

Salvato Leon, Ana Maria			1559	CUB	1.00	1	0.86	40	34.40
Ferrer Naranjo, Liennys			1163	CUB	1.00	1	0.38	40	15.20
Oconnor, Zaina		wc	1205	JAM	0.00	1	-0.56	40	-22.40
Wilson, Hannah			1072	BAR	0.50	1	-0.23	40	-9.20
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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