Osterwald, Elwin December 2021 FIDE Individual Chess Calculations

Individual Calculations December 2021

Osterwald, Elwin Total change: 12.40

Dutch Team Competition 2021-2022 - Klasse 3 Round 3			various		NED	2021-11-06
Rc	Ro			w	n	change	K	*Kchg**	Game
2012	2108			1.00	1	0.37	20	7.40

Straat, Evert-Jan		2012	NED	1.00	1	0.37	20	7.40
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)

Belgian Interclubs 2021-2022 Round 2			Various Places		BEL	2021-11-21
Rc	Ro			w	n	change	K	*Kchg**	Game
1932	2108			0.50	1	-0.23	20	-4.60

Burgerhoff, Rinus		1932	NED	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 2021-2022 - Klasse 3 Round 4			various		NED	2021-11-27
Rc	Ro			w	n	change	K	*Kchg**	Game
2092	2108			1.00	1	0.48	20	9.60

Beerens, Peter		2092	NED	1.00	1	0.48	20	9.60
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)

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