Petersson, Erik December 2017 FIDE Individual Chess Calculations

Individual Calculations December 2017

Petersson, Erik Total change: -13.20

Vatergotland Distr.serie 2017/2018 R12			Skara		SWE	2017-10-28
Rc	Ro			w	n	change	K	*Kchg**	Game
1744	1765			1.00	1	0.47	40	18.80

Storm, Ingemar		1744	SWE	1.00	1	0.47	40	18.80
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)

Div III 6 2017-18 R2			Sweden		SWE	2017-11-12
Rc	Ro			w	n	change	K	*Kchg**	Game
1781	1768			0.00	1	-0.48	40	-19.20

Eriksson, Magnus		1781	SWE	0.00	1	-0.48	40	-19.20
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)

NOTE: K factor changed
Vatergotland Distr.serie 2017/2018 R34			Vastergotland		SWE	2017-11-25
Rc	Ro			w	n	change	K	*Kchg**	Game
1663	1768			0.00	1	-0.64	20	-12.80

Stolpe, Kjell		1663	SWE	0.00	1	-0.64	20	-12.80
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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