Chess South Africa Ratings Database

PLAYER PAGE

Personal

Viviers, N (Neil)

Chess SA id

195041990

FIDE id

Date of birth

1995-04-01 (Adult)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-08-24

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1860	1860	1730.4	1730.4
Raw rating	1860	1860	1730.4	1730.4
Weighted rating	1859.7	1859.7	1730.4	1730.3
Weighted performance	376.6	369.7	0	0
Floor	1360	1360	1230.4	1230.4
K-factor	24	24	28	28
Min/Max rating change allowed	64.8	64.8	77.9	77.9
Highest rating	1860 2024-02-01	1860 2024-02-01	1730.4 2019-08-01	1730.4 2018-03-01
Highest raw rating	1860 2024-02-01	1860 2024-02-01	1730.4 2024-02-01	1730.4 2024-02-01
Highest weighted rating	1856.6 2025-08-01	1856.6 2025-08-01	1730.4 2019-08-01	1730.4 2018-03-01
Highest weighted performance	1742.3 2019-01-01	1749.8 2019-08-01	1200 2024-02-01	1678.4 2019-07-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1860	1860	1730.4	1730.4
Analysis
Rating	1860	1860	1730.4	1730.4
Raw rating	1860	1860	1730.4	1730.4
Weighted rating	1859.7	1859.7	1730.4
Weighted performance	376.6	369.7	0
K-factor	24	24	28	28
Floor	1360	1360	1230.4	1230.4
Max/Min rating change allowed	64.8	64.8	77.9	77.9
Games	0	0	0	0
Score	0	0	0	0
Expected score	0	0	0	0
Score-Expected	0	0	0	0
Temp raw +/-	0	0	0	0
Final raw +/-	0	0	0	0
New raw rating	1860	1860	1730.4	1730.4
New weighted rating	1860	1860	1730.4	1730.4
New weighted performance	366.5	359.4	0	0
Temp new rating	1860	1860	1730.4	1730.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1860	1860	1730.4	1730.4
New K-factor	24	24	28	28
New floor	1360	1360	1230.4	1230.4

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
History	523	468	17	38

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1


	Games	Score	%	Dp	AvgOpp	Performance
Main	0	0	0	0	0	0
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

	Games	Score	%	Dp	AvgOpp	Performance
Main	0	0	0	0	0	0
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	41	21.5	52.44	20.7	1692.3	1713.1
Standard	32	17.5	54.69	39.8	1687.2	1727
Rapid	0	0	0	0	0	0
Blitz	9	4	44.44	-47.2	1710.8	1663.6

Date	Main	Standard	Rapid	Blitz
2025-11-01	1860	1860	1730.4	1730.4
2025-09-30	1860	1860	1730.4	1730.4
2025-09-01	1860	1860	1730.4	1730.4
2025-08-01	1860	1860	1730.4	1730.4
2025-07-01	1860	1860	1730.4	1730.4
2025-06-01	1860	1860	1730.4	1730.4
2025-05-01	1860	1860	1730.4	1730.4
2025-04-01	1860	1860	1730.4	1730.4
2025-03-01	1860	1860	1730.4	1730.4
2025-02-01	1860	1860	1730.4	1730.4
2025-01-01	1860	1860	1730.4	1730.4
2024-12-01	1860	1860	1730.4	1730.4
2024-11-01	1860	1860	1730.4	1730.4
2024-10-01	1860	1860	1730.4	1730.4
2024-09-01	1860	1860	1730.4	1730.4
2024-08-01	1860	1860	1730.4	1730.4
2024-07-01	1860	1860	1730.4	1730.4
2024-09-01	1860	1860	1730.4	1730.4
2024-05-01	1860	1860	1730.4	1730.4
2024-04-01	1860	1860	1730.4	1730.4
2024-03-01	1860	1860	1730.4	1730.4
2024-02-01	1860	1860	1730.4	1730.4
2024-01-01	1860	1860	1730.4	1730.4
2023-12-01	1759	1757.1	1730.4	1712.2

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Vienna Chess Open 2019	2019-08-17	2019-08-24	Standard	Austria (AUT)	9	8	6	Yes	Analysis
2	Summer Prague Open 2019	2019-08-02	2019-08-09	Standard	Czech Republic (CZE)	9	9	5	Yes	Analysis
3	CZECH OPEN 2019	2019-07-20	2019-07-27	Blitz	Czech Republic (CZE)	9	9	4	Yes	Analysis
4	JNW Club - Helpmekaar Kollege Open 2019 (A)	2019-07-06	2019-07-06	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
5	JNW Club - Trinityhouse Little Falls Open 2019 (A)	2019-02-23	2019-02-23	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
6	JNW Club - Bryanston Open 1 2019 (A)	2019-01-26	2019-01-26	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis

#	Games	Start				End
1	10	Tournament Summer Prague Open 2019				Tournament Vienna Chess Open 2019
		date 2019-08-08	rnd 8	type Standard	result 1	date 2019-08-23	rnd 8	type Standard	result 0.5
		Opponent Raondi Yan-Martin				Opponent Mayer Peter
2	5	Tournament JNW Club - Helpmekaar Kollege Open 2019				Tournament CZECH OPEN 2019
		date 2019-07-06	rnd 4	type Standard	result 0.5	date 2019-07-22	rnd 3	type Blitz	result 0.5
		Opponent Govender, Y (Yaduvir)				Opponent MILCHENKO Valerii
3	3	Tournament Summer Prague Open 2019				Tournament Summer Prague Open 2019
		date 2019-08-03	rnd 2	type Standard	result 0.5	date 2019-08-04	rnd 4	type Standard	result 1
		Opponent Advika Singh				Opponent Jiras Zbynek

#	Games	Start				End
1	10	Tournament Summer Prague Open 2019				Tournament Vienna Chess Open 2019
		date 2019-08-08	rnd 8	type Standard	result 1	date 2019-08-23	rnd 8	type Standard	result 0.5
		Opponent Raondi Yan-Martin				Opponent Mayer Peter
2	3	Tournament Summer Prague Open 2019				Tournament Summer Prague Open 2019
		date 2019-08-03	rnd 2	type Standard	result 0.5	date 2019-08-04	rnd 4	type Standard	result 1
		Opponent Advika Singh				Opponent Jiras Zbynek
3	2	Tournament JNW Club - Helpmekaar Kollege Open 2019				Tournament JNW Club - Helpmekaar Kollege Open 2019
		date 2019-07-06	rnd 4	type Standard	result 0.5	date 2019-07-06	rnd 5	type Standard	result 0.5
		Opponent Govender, Y (Yaduvir)				Opponent Chappell, AW (Adrian)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament CZECH OPEN 2019				Tournament CZECH OPEN 2019
		date 2019-07-20	rnd 1	type Blitz	result 0.5	date 2019-07-22	rnd 3	type Blitz	result 0.5
		Opponent KOMPE Joerg				Opponent MILCHENKO Valerii
2	2	Tournament CZECH OPEN 2019				Tournament CZECH OPEN 2019
		date 2019-07-24	rnd 6	type Blitz	result 1	date 2019-07-25	rnd 7	type Blitz	result 0.5
		Opponent VONHOFF Joerg				Opponent MATOUS Pavel
3	1	Tournament CZECH OPEN 2019				Tournament CZECH OPEN 2019
		date 2019-07-27	rnd 9	type Blitz	result 1	date 2019-07-27	rnd 9	type Blitz	result 1
		Opponent ANDERSEN Carsten				Opponent ANDERSEN Carsten

#	Games	Start				End
1	3	Tournament Summer Prague Open 2019				Tournament Vienna Chess Open 2019
		date 2019-08-08	rnd 8	type Standard	result 1	date 2019-08-17	rnd 1	type Standard	result 1
		Opponent Raondi Yan-Martin				Opponent Stenek Bruno
2	2	Tournament Vienna Chess Open 2019				Tournament Vienna Chess Open 2019
		date 2019-08-21	rnd 6	type Standard	result 1	date 2019-08-22	rnd 7	type Standard	result 1
		Opponent Opl Klaus Mag.				Opponent Maly Martin
3	1	Tournament Vienna Chess Open 2019				Tournament Vienna Chess Open 2019
		date 2019-08-18	rnd 3	type Standard	result 1	date 2019-08-18	rnd 3	type Standard	result 1
		Opponent Sch�tzhold Frank				Opponent Sch�tzhold Frank

#	Games	Start				End
1	3	Tournament Summer Prague Open 2019				Tournament Vienna Chess Open 2019
		date 2019-08-08	rnd 8	type Standard	result 1	date 2019-08-17	rnd 1	type Standard	result 1
		Opponent Raondi Yan-Martin				Opponent Stenek Bruno
2	2	Tournament Vienna Chess Open 2019				Tournament Vienna Chess Open 2019
		date 2019-08-21	rnd 6	type Standard	result 1	date 2019-08-22	rnd 7	type Standard	result 1
		Opponent Opl Klaus Mag.				Opponent Maly Martin
3	1	Tournament Vienna Chess Open 2019				Tournament Vienna Chess Open 2019
		date 2019-08-18	rnd 3	type Standard	result 1	date 2019-08-18	rnd 3	type Standard	result 1
		Opponent Sch�tzhold Frank				Opponent Sch�tzhold Frank

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament CZECH OPEN 2019				Tournament CZECH OPEN 2019
		date 2019-07-27	rnd 9	type Blitz	result 1	date 2019-07-27	rnd 9	type Blitz	result 1
		Opponent ANDERSEN Carsten				Opponent ANDERSEN Carsten
2	1	Tournament CZECH OPEN 2019				Tournament CZECH OPEN 2019
		date 2019-07-24	rnd 6	type Blitz	result 1	date 2019-07-24	rnd 6	type Blitz	result 1
		Opponent VONHOFF Joerg				Opponent VONHOFF Joerg

Top 10 opponents most often played

#	Opponent	Main			Standard			Rapid			Blitz
		Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp
		Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat
1	Jacobs ,CL (Cavan Leo)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Jacobs ,CL (Cavan Leo)	2	1725.8	1300.8	2	1725	1300.8	0	0	0	0	0	0
2	Shaw ,LA (Laurie Ann)	1	1	425	1	1	425	0	0	0	0	0	0
2	Shaw ,LA (Laurie Ann)	1	1386.3	1811.3	1	1386.2	1811.3	0	0	0	0	0	0
3	Chappell ,AW (Adrian Warrren)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Chappell ,AW (Adrian Warrren)	1	1906.2	1906.2	1	1929.3	1906.2	0	0	0	0	0	0
4	Van Wyk ,A (Anton)	1	1	425	1	1	425	0	0	0	0	0	0
4	Van Wyk ,A (Anton)	1	1535.6	1960.6	1	1535.6	1960.6	0	0	0	0	0	0
5	Boshoma ,C (Chisomo)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Boshoma ,C (Chisomo)	1	1491.4	1491.4	1	1495.4	1491.4	0	0	0	0	0	0
6	Makoto ,R (Rodwell)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Makoto ,R (Rodwell)	1	2340.8	1915.8	1	2317.5	1915.8	0	0	0	0	0	0
7	Maponya ,K (Kabelo)	1	1	425	1	1	425	0	0	0	0	0	0
7	Maponya ,K (Kabelo)	1	1465.4	1890.4	1	1382.5	1890.4	0	0	0	0	0	0
8	Zwakala ,N (Ntando)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Zwakala ,N (Ntando)	1	2081.1	1656.1	1	2073.8	1656.1	0	0	0	0	0	0
9	Govender ,Y (Yaduvir)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Govender ,Y (Yaduvir)	1	1895	1895	1	1937.6	1895	0	0	0	0	0	0
10	Maharaj ,A (Ajeet)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Maharaj ,A (Ajeet)	1	1377	952	1	1372.8	952	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Viviers, N (Neil)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms