Donayre, Bertin December 2018 FIDE Individual Chess Calculations

Individual Calculations December 2018

Donayre, Bertin Total change: 25.80

IRT Pre Continental Lima Metropolitana Grupo A				Lima		PER	2018-09-20
Rc	Ro				w	n	change	K	*Kchg**	Game
2043	2118				3.50	5	0.61	20	12.20

Arauco Celestino, Arianna Sofia		wf	1718 *	PER	1.00	1	0.08	20	1.60
Gomez Huaraya, Jesus Miguel			2126	PER	1.00	1	0.51	20	10.20
Soriano Quispe, Ivan Excender	f		2048	PER	0.50	1	-0.10	20	-2.00
Pena Morales, Hugo			2238	PER	0.50	1	0.16	20	3.20
Palacios, Efrain			2087	PER	0.50	1	-0.04	20	-0.80
* 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)

IRT Pre Continental Lima Metropolitana Final				Lima		PER	2018-10-02
Rc	Ro				w	n	change	K	*Kchg**	Game
2020	2135				4.50	6	0.68	20	13.60

Alvarado Mendoza, Juan Jose			1830	PER	1.00	1	0.14	20	2.80
Rojas, Steven			2018	PER	0.50	1	-0.16	20	-3.20
Garcia Toledo, Pedro			1969	PER	0.50	1	-0.22	20	-4.40
Pardo Chrem, Mariano			1735 *	PER	1.00	1	0.08	20	1.60
Rengifo Blancas, Renzo Jhonathan			2123	PER	1.00	1	0.48	20	9.60
Escalante Ramirez, Brian Sebasti	m		2442	PER	0.50	1	0.36	20	7.20
* 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)

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