Hartoch, Rob October 2008 FIDE Individual Chess Calculations

Individual Calculations October 2008

Hartoch, Rob Total change: -28.40

Atlantis Tienkampen groep B			Groningen		NED	2008-06-27
Rc	Ro			w	n	change	K	*Kchg**	Game
2224	2228			4.00	9	-0.56	10	-5.60

Akotchik, Victor		2121	NED	0.50	1	-0.15	10	-1.50
Hummel, Erik-Jan		2209	NED	0.50	1	-0.03	10	-0.30
Houtman, Joop	f	2233	NED	0.50	1	0.01	10	0.10
Schoorl, Rob		2257	NED	0.00	1	-0.46	10	-4.60
Hoeksema, Erik	m	2347	NED	0.50	1	0.16	10	1.60
Vogel, Jaap	f	2254	NED	0.50	1	0.04	10	0.40
Veltman, Jelmer		2174	NED	0.50	1	-0.08	10	-0.80
Balje, Jan		2197	NED	0.50	1	-0.04	10	-0.40
Van Der Marel, Bert		2223	NED	0.50	1	-0.01	10	-0.10
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)

NK Senioren en Veteranen			Oosterbeek		NED	2008-07-05
Rc	Ro			w	n	change	K	*Kchg**	Game
2066	2224			2.50	5	-1.01	10	-10.10

Scholten, Karel		1950	NED	0.50	1	-0.33	10	-3.30
Arp, Frans		2066	NED	0.50	1	-0.21	10	-2.10
Mostertman, Loek		2064	NED	0.50	1	-0.21	10	-2.10
De Rooi, Paul		2064	NED	0.50	1	-0.21	10	-2.10
Piket, Joop		2186	NED	0.50	1	-0.05	10	-0.50
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 Open			Dieren		NED	2008-07-21
Rc	Ro			w	n	change	K	*Kchg**	Game
2104	2224			4.00	8	-1.27	10	-12.70

Hachijan, Armen		2013	NED	0.50	1	-0.27	10	-2.70
Van Vliet, Harry		2065	NED	0.50	1	-0.21	10	-2.10
Boulahfa, Hicham		1985	NED	0.50	1	-0.30	10	-3.00
Klein, David		2135	NED	0.50	1	-0.12	10	-1.20
Rietveld, Renze		2168	NED	0.50	1	-0.08	10	-0.80
Boel, Marcel		2184	NED	0.50	1	-0.06	10	-0.60
Van Lanen, Antoon		2152	NED	0.50	1	-0.10	10	-1.00
Kabanof, Nikolai		2131	NED	0.50	1	-0.13	10	-1.30
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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