De Rooy, Jack August 2023 FIDE Individual Chess Calculations

Individual Calculations August 2023

De Rooy, Jack Total change: -29.60

2023 Chess Artists Winter Open Rounds 1-3			Melbourne		AUS	2023-07-02
Rc	Ro			w	n	change	K	*Kchg**	Game
1388	1381			1.00	2	0.01	40	0.40

Kalisch, Tom		1622	AUS	0.00	1	-0.20	40	-8.00
Dissanayake, Naveen		1154	AUS	1.00	1	0.21	40	8.40
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)

2023 MCC City of Melbourne Open Round 9			Melbourne		AUS	2023-07-03
Rc	Ro			w	n	change	K	*Kchg**	Game
1382	1381			1.00	1	0.50	40	20.00

Wolffs, Walter		1382	AUS	1.00	1	0.50	40	20.00
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)

2023 MCC Edwin Malitis Memorial - Minor Open Rounds 1-3			Melbourne		AUS	2023-07-10
Rc	Ro			w	n	change	K	*Kchg**	Game
1186	1381			1.00	3	-1.25	40	-50.00

Brown, Arnoud		1133	AUS	0.00	1	-0.81	40	-32.40
Garcia, Sean		1182	AUS	1.00	1	0.24	40	9.60
Tang, Fergus		1244	AUS	0.00	1	-0.68	40	-27.20
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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