Ratsma, Rosa April 2020 FIDE Individual Chess Calculations

Individual Calculations April 2020

Ratsma, Rosa Total change: 6.20

Dutch Team Competition 2019-2020 Klasse 1B Round 6			various		NED	2020-03-07
Rc	Ro			w	n	change	K	*Kchg**	Game
2163	2300			0.50	1	-0.18	20	-3.60

Van Mierlo, Guido		2163	NED	0.50	1	-0.18	20	-3.60
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)

Belgian Interclubs 2019-2020 Round 9			Various		BEL	2020-03-08
Rc	Ro			w	n	change	K	*Kchg**	Game
2333	2300			1.00	1	0.55	20	11.00

Vereggen, Lars	f	2333	NED	1.00	1	0.55	20	11.00
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)

Utrechtse Meesters 2020 Round 3			Utrecht		NED	2020-03-12
Rc	Ro			w	n	change	K	*Kchg**	Game
2257	2300			0.50	1	-0.06	20	-1.20

Kokje, Joris	f	2257	NED	0.50	1	-0.06	20	-1.20
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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