Boidman, Yuri April 2008 FIDE Individual Chess Calculations

Individual Calculations April 2008

Boidman, Yuri Total change: -6.80

LUX Team Championship R4 - R8			Various		LUX	2007-12-02
Rc	Ro			w	n	change	K	*Kchg**	Game
2357	2450			1.00	2	-0.23	10	-2.30

Marzolo, Cyril	m	2478	FRA	0.50	1	0.04	10	0.40
Barthel, Ansgar		2235	GER	0.50	1	-0.27	10	-2.70
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)

4.Schachtuerken-Cup			Paderborn		GER	2007-12-27
Rc	Ro			w	n	change	K	*Kchg**	Game
2223	2450			5.50	7	0.13	10	1.30

Schaefers, Andreas		2100	GER	1.00	1	0.11	10	1.10
Rzehak, Michael		2166	GER	0.50	1	-0.34	10	-3.40
Haselhorst, Helmut		2157	GER	1.00	1	0.15	10	1.50
Becker, Norbert		2200	GER	1.00	1	0.19	10	1.90
Danielmeier, Ralf		2112	GER	1.00	1	0.12	10	1.20
Schebler, Gerhard	g	2459	GER	0.50	1	0.01	10	0.10
Bruehl, Andreas	f	2370	GER	0.50	1	-0.11	10	-1.10
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)

15e Open International - Open A			Selestat		FRA	2008-02-21
Rc	Ro			w	n	change	K	*Kchg**	Game
2184	2446			5.00	7	-0.58	10	-5.80

Krauss, Bernard		2096	FRA	1.00	1	0.11	10	1.10
Borni, Jean-Bernard		2096	FRA	0.50	1	-0.39	10	-3.90
Brolly, Pierre-Louis		2096	FRA	1.00	1	0.11	10	1.10
Schrems, Hermann		2133	GER	1.00	1	0.14	10	1.40
Ivanov, Mikhail M	g	2483	RUS	0.50	1	0.05	10	0.50
Reinhart, Emmanuel	f	2285	FRA	0.00	1	-0.71	10	-7.10
Brunstein, Sandrine		2096	FRA	1.00	1	0.11	10	1.10
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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