Van Osch, Mees December 2017 FIDE Individual Chess Calculations

Individual Calculations December 2017

Van Osch, Mees Total change: -1.60

Dutch Team Competition 2017-2018 1B Round 3			Various		NED	2017-11-04
Rc	Ro			w	n	change	K	*Kchg**	Game
2175	2322			1.00	1	0.30	20	6.00

De Feijter, Bas		2175	NED	1.00	1	0.30	20	6.00
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)

Oberliga NRW 2017/2018 November 2017			Duesseldorf		GER	2017-11-19
Rc	Ro			w	n	change	K	*Kchg**	Game
2151	2322			0.50	1	-0.23	20	-4.60

Ramien, David		2151	GER	0.50	1	-0.23	20	-4.60
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)

Dutch Team Competition 2017-2018 1B Round 4			Various		NED	2017-11-25
Rc	Ro			w	n	change	K	*Kchg**	Game
2213	2322			0.50	1	-0.15	20	-3.00

Los, Sander	f	2213	NED	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)

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