Pumachaico Valdiviezo, Piero Alon September 2023 FIDE Individual Chess Calculations

Individual Calculations September 2023

Pumachaico Valdiviezo, Piero Alon Total change: -25.20

XIV Festival Internacional de Ajedrez Claretiano 2023 Sub - 12			Lima		PER	2023-07-29
Rc	Ro			w	n	change	K	*Kchg**	Game
1154	1370			2.50	5	-1.23	40	-49.20

Rodriguez Ibanez, Alejandro		1013	PER	0.00	1	-0.89	40	-35.60
Urpeque Guzman, Zayaka Isabel		1103	PER	0.50	1	-0.32	40	-12.80
Casimiro Villavicencio, Moises Ed		1032	PER	1.00	1	0.12	40	4.80
Gomez Jalixto, Matthew Yahir		1157	PER	1.00	1	0.23	40	9.20
Janampa Javier, Jhonatan David		1467	PER	0.00	1	-0.37	40	-14.80
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)

XV IRT Clasicas Real Chess Club - Sub 1800			Trujillo		PER	2023-08-19
Rc	Ro			w	n	change	K	*Kchg**	Game
1455	1452			3.00	5	0.60	40	24.00

Esparza Murrugarra, Fabio		1052 *	PER	0.50	1	-0.42	40	-16.80
Solorzano Roncal, Ezzio Jose		1428	PER	1.00	1	0.47	40	18.80
Reyes Cueva, Franklin Alei Willia		1445	PER	0.50	1	-0.01	40	-0.40
Sebastian Grados, Luis Fernando		1655	PER	0.50	1	0.26	40	10.40
Alfaro Zambrano, Luis Fabricio		1694	PER	0.50	1	0.30	40	12.00
* 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)

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