Chess South Africa Ratings Database

PLAYER PAGE

Personal

Otto, WJR (Wilhelmus Johannes Rudolf)

Chess SA id

164029215

FIDE id

Date of birth

1964-05-20 (Adult)

Gender

Male

Region

Ethekwini (KED)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-09-15

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1274.3	1248.6	1300	1300
Raw rating	1274.3	1248.6	1300	1300
Weighted rating	1272.1	1246.5	1299	1299
Weighted performance	0	0	0	0
Floor	774.3	748.6	800	800
K-factor	36	36	36	36
Min/Max rating change allowed	149.2	154.7	143.8	143.8
Highest rating	1274.3 2024-02-01	1248.6 2024-02-01	1300 2024-02-01	1300 2024-02-01
Highest raw rating	1274.3 2024-02-01	1248.6 2024-02-01	1300 2024-02-01	1300 2024-02-01
Highest weighted rating	1267.1 2025-08-01	1241.5 2025-08-01	1296.7 2025-08-01	1296.7 2025-08-01
Highest weighted performance	1200 2018-01-01	1200 2018-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1274.3	1248.6	1300	1300
Analysis
Rating	1274.3	1248.6	1300	1300
Raw rating	1274.3	1248.6	1300	1300
Weighted rating	1272.1	1246.5	1299
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	774.3	748.6	800	800
Max/Min rating change allowed	149.2	154.7	143.8	143.8
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	1274.3	1248.6	1300	1300
New weighted rating	1273.6	1247.9	1299.7	1299.7
New weighted performance	0	0	0	0
Temp new rating	1274.3	1248.6	1300	1300
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1274.3	1248.6	1300	1300
New K-factor	36	36	36	36
New floor	774.3	748.6	800	800

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	18	18

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Ethekwini (KED)
Province	KwaZulu Natal (KZ)
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	18	5	27.78	-188.9	1185.6	996.8
Standard	18	5	27.78	-188.9	1185.6	996.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1274.3	1248.6	1300	1300
2025-09-01	1274.3	1248.6	1300	1300
2025-08-01	1274.3	1248.6	1300	1300
2025-07-01	1274.3	1248.6	1300	1300
2025-06-01	1274.3	1248.6	1300	1300
2025-05-01	1274.3	1248.6	1300	1300
2025-04-01	1274.3	1248.6	1300	1300
2025-03-01	1274.3	1248.6	1300	1300
2025-02-01	1274.3	1248.6	1300	1300
2025-01-01	1274.3	1248.6	1300	1300
2024-12-01	1274.3	1248.6	1300	1300
2024-11-01	1274.3	1248.6	1300	1300
2024-10-01	1274.3	1248.6	1300	1300
2024-09-01	1274.3	1248.6	1300	1300
2024-08-01	1274.3	1248.6	1300	1300
2024-07-01	1274.3	1248.6	1300	1300
2024-06-01	1274.3	1248.6	1300	1300
2024-08-01	1274.3	1248.6	1300	1300
2024-04-01	1274.3	1248.6	1300	1300
2024-03-01	1274.3	1248.6	1300	1300
2024-02-01	1274.3	1248.6	1300	1300
2024-01-01	1274.3	1248.6	1300	1300
2023-12-01	1057.6	1034.2	1200	1200
2023-11-01	1057.6	1034.2	1200	1200

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	SAPS National Individual Championship 2018 (Men)	2018-09-12	2018-09-15	Standard	Xhariep (FXT)	9	9	3.5	Yes	Analysis
2	SAPS National Team Championship 2018	2018-09-11	2018-09-11	Standard	Xhariep (FXT)	9	9	1.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament SAPS National Individual Championship 2018				Tournament SAPS National Individual Championship 2018
		date 2018-09-13	rnd 5	type Standard	result 1	date 2018-09-14	rnd 7	type Standard	result 1
		Opponent Mashabane, L (Lm)				Opponent Mahamotsa, W (Wilson M)
2	1	Tournament SAPS National Individual Championship 2018				Tournament SAPS National Individual Championship 2018
		date 2018-09-15	rnd 9	type Standard	result 1	date 2018-09-15	rnd 9	type Standard	result 1
		Opponent Mukwevho, R (Reginald)				Opponent Mukwevho, R (Reginald)
3	1	Tournament SAPS National Team Championship 2018				Tournament SAPS National Team Championship 2018
		date 2018-09-11	rnd 8	type Standard	result 1	date 2018-09-11	rnd 8	type Standard	result 1
		Opponent Salters, B (Brian)				Opponent Salters, B (Brian)

#	Games	Start				End
1	3	Tournament SAPS National Individual Championship 2018				Tournament SAPS National Individual Championship 2018
		date 2018-09-13	rnd 5	type Standard	result 1	date 2018-09-14	rnd 7	type Standard	result 1
		Opponent Mashabane, L (Lm)				Opponent Mahamotsa, W (Wilson M)
2	1	Tournament SAPS National Individual Championship 2018				Tournament SAPS National Individual Championship 2018
		date 2018-09-15	rnd 9	type Standard	result 1	date 2018-09-15	rnd 9	type Standard	result 1
		Opponent Mukwevho, R (Reginald)				Opponent Mukwevho, R (Reginald)
3	1	Tournament SAPS National Team Championship 2018				Tournament SAPS National Team Championship 2018
		date 2018-09-11	rnd 8	type Standard	result 1	date 2018-09-11	rnd 8	type Standard	result 1
		Opponent Salters, B (Brian)				Opponent Salters, B (Brian)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament SAPS National Individual Championship 2018				Tournament SAPS National Individual Championship 2018
		date 2018-09-15	rnd 9	type Standard	result 1	date 2018-09-15	rnd 9	type Standard	result 1
		Opponent Mukwevho, R (Reginald)				Opponent Mukwevho, R (Reginald)
2	1	Tournament SAPS National Individual Championship 2018				Tournament SAPS National Individual Championship 2018
		date 2018-09-14	rnd 7	type Standard	result 1	date 2018-09-14	rnd 7	type Standard	result 1
		Opponent Mahamotsa, W (Wilson M)				Opponent Mahamotsa, W (Wilson M)
3	1	Tournament SAPS National Individual Championship 2018				Tournament SAPS National Individual Championship 2018
		date 2018-09-13	rnd 5	type Standard	result 1	date 2018-09-13	rnd 5	type Standard	result 1
		Opponent Mashabane, L (Lm)				Opponent Mashabane, L (Lm)

#	Games	Start				End
1	1	Tournament SAPS National Individual Championship 2018				Tournament SAPS National Individual Championship 2018
		date 2018-09-15	rnd 9	type Standard	result 1	date 2018-09-15	rnd 9	type Standard	result 1
		Opponent Mukwevho, R (Reginald)				Opponent Mukwevho, R (Reginald)
2	1	Tournament SAPS National Individual Championship 2018				Tournament SAPS National Individual Championship 2018
		date 2018-09-14	rnd 7	type Standard	result 1	date 2018-09-14	rnd 7	type Standard	result 1
		Opponent Mahamotsa, W (Wilson M)				Opponent Mahamotsa, W (Wilson M)
3	1	Tournament SAPS National Individual Championship 2018				Tournament SAPS National Individual Championship 2018
		date 2018-09-13	rnd 5	type Standard	result 1	date 2018-09-13	rnd 5	type Standard	result 1
		Opponent Mashabane, L (Lm)				Opponent Mashabane, L (Lm)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

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	Mavuso ,J (Jacob)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Mavuso ,J (Jacob)	2	1200	775	2	1200	775	0	0	0	0	0	0
2	Mogwera ,GA (Gotsilemang Andries)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Mogwera ,GA (Gotsilemang Andries)	1	1114	689	1	1114	689	0	0	0	0	0	0
3	Nhlapo ,MJM (Mxelisi)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Nhlapo ,MJM (Mxelisi)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Jacobs ,J (Jacques Peter)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Jacobs ,J (Jacques Peter)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Mncwabe ,B (Bojas)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Mncwabe ,B (Bojas)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
6	Mccarthy ,E (Eugene)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Mccarthy ,E (Eugene)	1	1193.7	768.7	1	1193.8	768.7	0	0	0	0	0	0
7	Lediga ,T (Tshepo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Lediga ,T (Tshepo)	1	1032.2	607.2	1	1032.2	607.2	0	0	0	0	0	0
8	Mukwevho ,R (Reginald)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mukwevho ,R (Reginald)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Marshall ,C (Curvin)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Marshall ,C (Curvin)	1	1216	791	1	1216	791	0	0	0	0	0	0
10	Bapela ,J (Jm)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Bapela ,J (Jm)	1	1200	775	1	1200	775	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Otto, WJR (Wilhelmus Johannes Rudolf)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms