Ratsma, Rosa March 2018 FIDE Individual Chess Calculations

Individual Calculations March 2018

Ratsma, Rosa Total change: 6.20

Dutch Team Competition 2017-2018 2C Round 6			Various		NED	2018-02-03
Rc	Ro			w	n	change	K	*Kchg**	Game
2176	2247			0.50	1	-0.10	20	-2.00

Duijker, Rick	f	2176	NED	0.50	1	-0.10	20	-2.00
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)

Belgian Interclubs 2017-2018 Round 6			Various Places		BEL	2018-02-04
Rc	Ro			w	n	change	K	*Kchg**	Game
2139	2247			0.50	1	-0.15	20	-3.00

Vanheirzeele, Daniel		2139	BEL	0.50	1	-0.15	20	-3.00
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)

Belgian Interclubs 2017-2018 Round 7			Various Places		BEL	2018-02-25
Rc	Ro			w	n	change	K	*Kchg**	Game
2293	2247			1.00	1	0.56	20	11.20

Litwak, Aleksej	f	2293	GER	1.00	1	0.56	20	11.20
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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