Gachbar, Imrane January 2025 FIDE Individual Chess Calculations

Individual Calculations January 2025

Gachbar, Imrane Total change: 26.80

Open 13 Marseille 2024-25 (-2200) r4-5			MARSEILLE		FRA	2024-11-29
Rc	Ro			w	n	change	K	*Kchg**	Game
1646	1910			2.00	2	0.41	40	16.40

Metras, Leonard		1510 *	FRA	1.00	1	0.08	40	3.20
Fabet, Olivier		1781	FRA	1.00	1	0.33	40	13.20
* Rating difference of more than 400. Please read more at FIDE Handbook
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)

Open 13 2024-25 r4-5			VITROLLES		FRA	2024-11-30
Rc	Ro			w	n	change	K	*Kchg**	Game
1914	1910			0.50	1	0.01	40	0.40

Hileyan, Michel		1914	FRA	0.50	1	0.01	40	0.40
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)

Team 2025 - Nationale 1 Jeunes r1-2			FRANCE		FRA	2024-12-01
Rc	Ro			w	n	change	K	*Kchg**	Game
1782	1913			2.50	3	0.50	40	20.00

Puddu Abrigo, Raphael		1893	FRA	0.50	1	-0.03	40	-1.20
Thoreux-Josso, Ambre		1644	MNC	1.00	1	0.17	40	6.80
Barbaggi, Sasha		1808	FRA	1.00	1	0.36	40	14.40
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)

Team 2025 - Nationale 3 r3-4			FRANCE		FRA	2024-12-07
Rc	Ro			w	n	change	K	*Kchg**	Game
2004	1913			0.50	2	-0.25	40	-10.00

Hue, Julien		1967	FRA	0.00	1	-0.42	40	-16.80
Mallassagne, Francois-Eric		2041	FRA	0.50	1	0.17	40	6.80
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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