Chess South Africa Ratings Database

PLAYER PAGE

Personal

Winshaw, B (Bates)

Chess SA id

108087032

FIDE id

Date of birth

2008-01-13 (U18)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-02-25

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1423.3	1415.1	1232.8	1200
Raw rating	1423.3	1415.1	1232.8	1200
Weighted rating	1423.3	1415.1	1232.8	1200
Weighted performance	865.8	809.9	0	0
Floor	923.3	915.1	732.8	700
K-factor	32	32	36	36
Min/Max rating change allowed	120.6	122	158.2	165.8
Highest rating	1423.3 2024-02-01	1415.1 2024-02-01	1232.8 2024-02-01	1200 2018-10-01
Highest raw rating	1423.3 2024-02-01	1415.1 2024-02-01	1232.8 2024-02-01	1200 2024-02-01
Highest weighted rating	1423.3 2025-02-01	1415.1 2025-02-01	1232.8 2025-02-01	1200 2018-10-01
Highest weighted performance	1370 2023-02-01	1365.9 2023-02-01	1205.2 2020-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1423.3	1415.1	1232.8	1200
Analysis
Rating	1423.3	1415.1	1232.8	1200
Raw rating	1423.3	1415.1	1232.8	1200
Weighted rating	1423.3	1415.1	1232.8
Weighted performance	865.8	809.9	0
K-factor	32	32	36	36
Floor	923.3	915.1	732.8	700
Max/Min rating change allowed	120.6	122	158.2	165.8
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	1423.3	1415.1	1232.8	1200
New weighted rating	1423.3	1415.1	1232.8	1200
New weighted performance	865.4	809.4	0	0
Temp new rating	1423.3	1415.1	1232.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1423.3	1415.1	1232.8	1200
New K-factor	32	32	36	36
New floor	923.3	915.1	732.8	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	8	8	0
	14	9	5
	0	0	0
History	113	87	26

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	97	62.5	64.43	122.7	1132.7	1255.3
Standard	82	53	64.63	124.4	1130.7	1255.1
Rapid	15	9.5	63.33	113.3	1143.4	1256.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1423.3	1415.1	1232.8	1200
2025-09-01	1423.3	1415.1	1232.8	1200
2025-08-01	1423.3	1415.1	1232.8	1200
2025-07-01	1423.3	1415.1	1232.8	1200
2025-06-01	1423.3	1415.1	1232.8	1200
2025-05-01	1423.3	1415.1	1232.8	1200
2025-04-01	1423.3	1415.1	1232.8	1200
2025-03-01	1423.3	1415.1	1232.8	1200
2025-02-01	1423.3	1415.1	1232.8	1200
2025-01-01	1423.3	1415.1	1232.8	1200
2024-12-01	1423.3	1415.1	1232.8	1200
2024-11-01	1423.3	1415.1	1232.8	1200
2024-10-01	1423.3	1415.1	1232.8	1200
2024-09-01	1423.3	1415.1	1232.8	1200
2024-08-01	1423.3	1415.1	1232.8	1200
2024-07-01	1423.3	1415.1	1232.8	1200
2024-06-01	1423.3	1415.1	1232.8	1200
2024-08-01	1423.3	1415.1	1232.8	1200
2024-04-01	1423.3	1415.1	1232.8	1200
2024-03-01	1423.3	1415.1	1232.8	1200
2024-02-01	1423.3	1415.1	1232.8	1200
2024-01-01	1423.3	1415.1	1232.8	1200
2023-12-01	1423.3	1415.1	1232.8	1200
2023-11-01	1423.3	1415.1	1232.8	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	Cape Winelands Schools Chess - Trials 1 2023 (U15 Boys)	2023-02-25	2023-02-25	Standard	Cape Winelands (WCW)	5	5	4	Yes	Analysis
2	Grey College Team Championship 2023 (B)	2023-02-03	2023-02-04	Standard	Mangaung (FMB)	5	3	3	Yes	Analysis
3	Western Cape Top Schools 2022 (U15 Mix)	2022-09-16	2022-09-17	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
4	Cape Winelands Schools Top Schools 2022 (U15 Mix)	2022-08-27	2022-08-27	Standard	Cape Winelands (WCW)	5	4	2.5	Yes	Analysis
5	Cape Winelands Schools 2022 (U15 Boys)	2022-03-05	2022-03-05	Standard	Cape Winelands (WCW)	5	0	0	No	Analysis
6	Central Winelands Schools Individual Trials 2022 (U15 Boys)	2022-02-19	2022-02-19	Rapid	Cape Winelands (WCW)	5	5	3	Yes	Analysis
7	Metro North Individual Trials 2020 (U13)	2020-02-07	2020-02-08	Standard	Cape Town (WCT)	6	3	3	Yes	Analysis
8	2020 Welgemoed Chess Challenge (U14)	2020-02-29	2020-02-29	Rapid	Cape Town (WCT)	5	5	3.5	Yes	Analysis
9	2019 Wild Card Chess Championship (U12 Open)	2020-01-09	2020-01-12	Standard	4 Knights (4K)	7	7	2.5	Yes	Analysis
10	2019 South African Junior Team Championships (U12C)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
11	2019 WP Youth Open (B)	2019-07-13	2019-07-13	Standard	Cape Town (WCT)	5	5	1.5	Yes	Analysis
12	Stellenberg Youth Chess Championship 2019 (D)	2019-05-01	2019-05-01	Standard	Cape Town (WCT)	5	5	4	Yes	Analysis
13	Steinitz Chess Festival 2019 (C)	2019-04-05	2019-04-07	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
14	Welgemoed Chess Challenge 2019 (U12)	2019-02-23	2019-02-23	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
15	District North Schools Chess Trials 2019 (U11)	2019-01-25	2019-01-26	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
16	South African Junior Team Championships 2018 (U12D)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	7	Yes	Analysis
17	Stellenberg Youth Chess Champs 2018 (C)	2018-06-22	2018-06-23	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
18	District North Schools Chess Open Trials 2018 (U11)	2018-02-09	2018-02-10	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
19	2018 Cape of Good Hope Open Chess Championships (C)	2018-01-26	2018-01-28	Standard	Cape Town (WCT)	6	1	0	Yes	Analysis
20	South African Junior Team Championships 2017 (U10D)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	6	5.5	Yes	Analysis

#	Games	Start				End
1	12	Tournament Stellenberg Youth Chess Champs 2018				Tournament District North Schools Chess Trials 2019
		date 2018-06-23	rnd 5	type Standard	result 1	date 2019-01-26	rnd 3	type Standard	result 1
		Opponent Grove, E (Emily)				Opponent Steininger, A (Alexander)
2	8	Tournament Western Cape Top Schools 2022				Tournament Cape Winelands Schools Chess - Trials 1 2023
		date 2022-09-17	rnd 3	type Standard	result 1	date 2023-02-25	rnd 2	type Standard	result 1
		Opponent Holt, I (Isiah)				Opponent Smith, M (Matthew)
3	6	Tournament Metro North Individual Trials 2020				Tournament 2020 Welgemoed Chess Challenge
		date 2020-02-08	rnd 3	type Standard	result 1	date 2020-02-29	rnd 3	type Rapid	result 0.5
		Opponent Vermeulen, I (Inge)				Opponent Bosman, P (Petrus)

#	Games	Start				End
1	12	Tournament Stellenberg Youth Chess Champs 2018				Tournament District North Schools Chess Trials 2019
		date 2018-06-23	rnd 5	type Standard	result 1	date 2019-01-26	rnd 3	type Standard	result 1
		Opponent Grove, E (Emily)				Opponent Steininger, A (Alexander)
2	8	Tournament Western Cape Top Schools 2022				Tournament Cape Winelands Schools Chess - Trials 1 2023
		date 2022-09-17	rnd 3	type Standard	result 1	date 2023-02-25	rnd 2	type Standard	result 1
		Opponent Holt, I (Isiah)				Opponent Smith, M (Matthew)
3	6	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-04	rnd 1	type Standard	result 0.5	date 2018-01-08	rnd 7	type Standard	result 1
		Opponent Mostert, GS (Gideon)				Opponent Steenkamp, L (Louis)

#	Games	Start				End
1	4	Tournament 2020 Welgemoed Chess Challenge				Tournament Central Winelands Schools Individual Trials 2022
		date 2020-02-29	rnd 5	type Rapid	result 1	date 2022-02-19	rnd 3	type Rapid	result 1
		Opponent Madzvimbo, RB (Ricky Bongani)				Opponent King, B (Brandon)
2	3	Tournament 2020 Welgemoed Chess Challenge				Tournament 2020 Welgemoed Chess Challenge
		date 2020-02-29	rnd 1	type Rapid	result 1	date 2020-02-29	rnd 3	type Rapid	result 0.5
		Opponent Arif, Y (Yzdan Arif Khan)				Opponent Bosman, P (Petrus)
3	3	Tournament Welgemoed Chess Challenge 2019				Tournament Welgemoed Chess Challenge 2019
		date 2019-02-23	rnd 1	type Rapid	result 1	date 2019-02-23	rnd 3	type Rapid	result 1
		Opponent Khan, Y (Yzdan Arif)				Opponent Jonkers, T (Tristan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	12	Tournament Stellenberg Youth Chess Champs 2018				Tournament District North Schools Chess Trials 2019
		date 2018-06-23	rnd 5	type Standard	result 1	date 2019-01-26	rnd 3	type Standard	result 1
		Opponent Grove, E (Emily)				Opponent Steininger, A (Alexander)
2	8	Tournament Western Cape Top Schools 2022				Tournament Cape Winelands Schools Chess - Trials 1 2023
		date 2022-09-17	rnd 3	type Standard	result 1	date 2023-02-25	rnd 2	type Standard	result 1
		Opponent Holt, I (Isiah)				Opponent Smith, M (Matthew)
3	5	Tournament Metro North Individual Trials 2020				Tournament 2020 Welgemoed Chess Challenge
		date 2020-02-08	rnd 3	type Standard	result 1	date 2020-02-29	rnd 2	type Rapid	result 1
		Opponent Vermeulen, I (Inge)				Opponent Solomon, M (Matteo)

#	Games	Start				End
1	12	Tournament Stellenberg Youth Chess Champs 2018				Tournament District North Schools Chess Trials 2019
		date 2018-06-23	rnd 5	type Standard	result 1	date 2019-01-26	rnd 3	type Standard	result 1
		Opponent Grove, E (Emily)				Opponent Steininger, A (Alexander)
2	8	Tournament Western Cape Top Schools 2022				Tournament Cape Winelands Schools Chess - Trials 1 2023
		date 2022-09-17	rnd 3	type Standard	result 1	date 2023-02-25	rnd 2	type Standard	result 1
		Opponent Holt, I (Isiah)				Opponent Smith, M (Matthew)
3	5	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-04	rnd 2	type Standard	result 1	date 2018-01-08	rnd 7	type Standard	result 1
		Opponent Olivier, L (Lienke)				Opponent Steenkamp, L (Louis)

#	Games	Start				End
1	4	Tournament 2020 Welgemoed Chess Challenge				Tournament Central Winelands Schools Individual Trials 2022
		date 2020-02-29	rnd 5	type Rapid	result 1	date 2022-02-19	rnd 3	type Rapid	result 1
		Opponent Madzvimbo, RB (Ricky Bongani)				Opponent King, B (Brandon)
2	3	Tournament Welgemoed Chess Challenge 2019				Tournament Welgemoed Chess Challenge 2019
		date 2019-02-23	rnd 1	type Rapid	result 1	date 2019-02-23	rnd 3	type Rapid	result 1
		Opponent Khan, Y (Yzdan Arif)				Opponent Jonkers, T (Tristan)
3	2	Tournament 2020 Welgemoed Chess Challenge				Tournament 2020 Welgemoed Chess Challenge
		date 2020-02-29	rnd 1	type Rapid	result 1	date 2020-02-29	rnd 2	type Rapid	result 1
		Opponent Arif, Y (Yzdan Arif Khan)				Opponent Solomon, M (Matteo)

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	Damoyi ,S (Siyamcela)	2	2	425	2	2	425	0	0	0	0	0	0
1	Damoyi ,S (Siyamcela)	2	1166.8	1591.8	2	1160	1591.8	0	0	0	0	0	0
2	Makale ,T (Tlotliso)	1	1	425	1	1	425	0	0	0	0	0	0
2	Makale ,T (Tlotliso)	1	517.2	942.2	1	517.2	942.2	0	0	0	0	0	0
3	Randelhoff ,J (Jordan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Randelhoff ,J (Jordan)	1	1095.1	1095.1	1	957	1095.1	0	0	0	0	0	0
4	Peterson ,M (Marcell)	1	1	425	1	1	425	0	0	0	0	0	0
4	Peterson ,M (Marcell)	1	1186.2	1611.2	1	1200	1611.2	0	0	0	0	0	0
5	Segege ,K (Keorapetse)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Segege ,K (Keorapetse)	1	1264.6	839.6	1	1251.3	839.6	0	0	0	0	0	0
6	De Wit ,C (Chris)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	De Wit ,C (Chris)	1	1151.5	726.5	1	1140	726.5	0	0	0	0	0	0
7	Jaftha ,J (Jeyhlin)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Jaftha ,J (Jeyhlin)	1	1217.3	792.3	1	1183.5	792.3	0	0	0	0	0	0
8	Mostert ,GS (Gideon Smit)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Mostert ,GS (Gideon Smit)	1	639.8	639.8	1	639.8	639.8	0	0	0	0	0	0
9	Sauls ,S (Shalmino)	1	1	425	1	1	425	0	0	0	0	0	0
9	Sauls ,S (Shalmino)	1	1090.5	1515.5	1	1074	1515.5	0	0	0	0	0	0
10	Vosloo ,T (Tom)	1	1	425	1	1	425	0	0	0	0	0	0
10	Vosloo ,T (Tom)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Winshaw, B (Bates)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms