Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pfaff, R (Ruben)

Chess SA id

1110097963

FIDE id

Date of birth

2011-01-13 (U16)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-10-12

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1314.7	1255.6	1411.9	1163.7
Raw rating	1314.7	1255.6	1411.9	1163.7
Weighted rating	1313.5	1252.7	1411.9	1162.2
Weighted performance	1069.6	1016.8	925.4	0
Floor	853.3	807.1	911.9	700
K-factor	36	36	32	36
Min/Max rating change allowed	140.8	153.2	122.6	174.6
Highest rating	1353.3 2022-04-01	1328.3 2019-09-01	1411.9 2024-02-01	1200 2018-10-01
Highest raw rating	1353.3 2022-04-01	1307.1 2023-03-01	1411.9 2024-02-01	1200 2020-01-01
Highest weighted rating	1353.3 2022-09-01	1307.1 2022-05-01	1411.8 2025-08-01	1200 2018-10-01
Highest weighted performance	1346 2019-09-01	1328.3 2019-09-01	1380.7 2023-10-01	1200 2020-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1314.7	1255.6	1411.9	1163.7
Analysis
Rating	1314.7	1255.6	1411.9	1163.7
Raw rating	1314.7	1255.6	1411.9	1163.7
Weighted rating	1313.5	1252.7	1411.9
Weighted performance	1069.6	1016.8	925.4
K-factor	36	36	32	36
Floor	853.3	807.1	911.9	700
Max/Min rating change allowed	140.8	153.2	122.6	174.6
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	1314.7	1255.6	1411.9	1163.7
New weighted rating	1313.4	1253.1	1411.9	1162.4
New weighted performance	1069.1	1016.4	924.9	0
Temp new rating	1314.7	1255.6	1411.9	1163.7
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1314.7	1255.6	1411.9	1163.7
New K-factor	36	36	32	36
New floor	853.3	807.1	911.9	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	18	18	0	0
	30	12	16	2
	28	17	11	0
	5	0	5	0
History	133	77	54	2

Games since
	Main 26	Standard 18		Rapid 6		Blitz 2
Gender	Male
Age group	U16
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	133	78.5	59.02	76.7	1233.3	1310
Standard	77	42	54.55	38.6	1238.3	1276.9
Rapid	54	36.5	67.59	149.5	1224.7	1374.2
Blitz	2	0	0	-425	1273.6	848.6

Date	Main	Standard	Rapid	Blitz
2025-09-30	1314.7	1255.6	1411.9	1163.7
2025-09-01	1314.7	1255.6	1411.9	1163.7
2025-08-01	1314.7	1255.6	1411.9	1163.7
2025-07-01	1314.7	1255.6	1411.9	1163.7
2025-06-01	1314.7	1255.6	1411.9	1163.7
2025-05-01	1314.7	1255.6	1411.9	1163.7
2025-04-01	1314.7	1255.6	1411.9	1163.7
2025-03-01	1314.6	1255.6	1411.9	1163.7
2025-02-01	1314.4	1255.6	1411.9	1163.7
2025-01-01	1313.7	1255.6	1411.9	1160
2024-12-01	1313.7	1255.6	1411.9	1160
2024-11-01	1313.7	1255.6	1411.9	1160
2024-10-01	1305	1242.6	1411.9	1160
2024-09-01	1305	1242.6	1411.9	1160
2024-08-01	1305	1242.6	1411.9	1160
2024-07-01	1305	1242.6	1411.9	1160
2024-06-01	1305	1242.6	1411.9	1160
2024-08-01	1305	1242.6	1411.9	1160
2024-04-01	1305	1242.6	1411.9	1160
2024-03-01	1327.7	1262.8	1411.9	1160
2024-02-01	1339.4	1245.5	1411.9	1160
2024-01-01	1339.4	1245.5	1411.9	1160
2023-12-01	1339.4	1245.5	1411.9	1160
2023-11-01	1339.4	1245.5	1411.9	1160

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	De Hoop Chess Championship Tournament 2024 (U12+U14)	2024-10-12	2024-10-12	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
2	Cape Town Metro Schools Chess Closed Individuals 2024 (U13 Boys)	2024-03-02	2024-03-03	Standard	Cape Town (WCT)	6	3	1	Yes	Analysis
3	De Hoop Teams Play Offs 2023 (U13 Mixed)	2024-02-10	2024-02-10	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
4	CT District East Schools Chess Individuals Trails 2024 (U13 Boys)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	5	4	Yes	Analysis
5	De Hoop Chess Championship 2023 (Blitz U12)	2023-10-14	2023-10-14	Blitz	Cape Town (WCT)	3	2	0	Yes	Analysis
6	De Hoop Chess Championship 2023 (U12)	2023-10-14	2023-10-14	Rapid	Cape Town (WCT)	7	6	5	Yes	Analysis
7	CT Metro District East Top Schools Chess 2023 (U13 Mixed)	2023-07-29	2023-07-29	Rapid	Cape Town (WCT)	7	5	4	Yes	Analysis
8	Cape Town Metro Schools Chess Closed Individuals 2023 (U13 Boys)	2023-02-03	2023-03-04	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
9	District East Schools Chess Individual Trials 2023 (U13 Boys)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	6	4.5	Yes	Analysis
10	De Hoop Teams Play Offs 2023 (U13 Mixed)	2023-02-11	2023-02-11	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
11	Western Cape Top Schools 2022 (U11 Mix)	2022-09-16	2022-09-17	Standard	Overberg (WOS)	5	5	1	Yes	Analysis
12	Western Cape Schools 2022 (U11 Boys)	2022-05-28	2022-05-29	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
13	Metro WP Schools Chess Trials 2022 (U11 Boys)	2022-04-22	2022-04-23	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
14	2022 East Dist Individuals (U11)	2022-03-13	2022-03-13	Rapid	Cape Town (WCT)	6	6	5	Yes	Analysis
15	Laerskool Welgemoed 12th Annual Chess Challenge 2022 (U12)	2022-02-19	2022-02-19	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
16	CWP Youth Day Rapid 2021 (U12)	2021-06-16	2021-06-16	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
17	The Manhattan Sweets & Super C National Chess Tournament 2019 (U9)	2019-09-06	2019-09-07	Standard	Cape Winelands (WCW)	5	5	4	Yes	Analysis
18	2019 WP Youth Open (D)	2019-07-13	2019-07-13	Standard	Cape Town (WCT)	5	5	4	Yes	Analysis
19	Western Cape Schools Individuals 2019 (U9 Boys)	2019-05-18	2019-05-19	Standard	Eden (WEG)	6	6	3	Yes	Analysis
20	Rhenish Primary Chess Tournament 2019 (U10)	2019-05-11	2019-05-11	Rapid	Cape Winelands (WCW)	7	7	4	Yes	Analysis
21	Metro School Chess Closed Individual Trials 2019 (U7+U9 Boys)	2019-03-01	2019-03-02	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
22	Welgemoed Chess Challenge 2019 (U10)	2019-02-23	2019-02-23	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
23	2019 Metro-East District Schools Trials (U9)	2019-02-01	2019-02-02	Standard	Cape Town (WCT)	6	5	2.5	Yes	Analysis
24	Stellenberg Youth Chess Champs 2018 (E)	2018-06-23	2018-06-23	Standard	Cape Town (WCT)	5	4	2	Yes	Analysis
25	2018 Western Province Open (D)	2018-03-03	2018-03-03	Rapid	Cape Town (WCT)	5	4	2.5	Yes	Analysis
26	2018 Steinitz Chess Festival (U8)	2018-03-24	2018-03-24	Rapid	Cape Town (WCT)	7	6	4	Yes	Analysis

#	Games	Start				End
1	6	Tournament 2019 WP Youth Open				Tournament The Manhattan Sweets & Super C National Chess Tournament 2019
		date 2019-07-13	rnd 3	type Standard	result 1	date 2019-09-07	rnd 3	type Standard	result 1
		Opponent Joseph, U (Uthmaan)				Opponent Segelaar, R (Revean)
2	5	Tournament CT Metro District East Top Schools Chess 2023				Tournament De Hoop Chess Championship 2023
		date 2023-07-29	rnd 7	type Rapid	result 1	date 2023-10-14	rnd 5	type Rapid	result 1
		Opponent Solomons, C (Candice)				Opponent Schutte, D (Daniel)
3	4	Tournament CT District East Schools Chess Individuals Trails 2024				Tournament CT District East Schools Chess Individuals Trails 2024
		date 2024-02-03	rnd 2	type Standard	result 1	date 2024-02-03	rnd 5	type Standard	result 1
		Opponent Aucamp, J (Janko)				Opponent Geldenhuys, S (Stian)

#	Games	Start				End
1	6	Tournament 2019 WP Youth Open				Tournament The Manhattan Sweets & Super C National Chess Tournament 2019
		date 2019-07-13	rnd 3	type Standard	result 1	date 2019-09-07	rnd 3	type Standard	result 1
		Opponent Joseph, U (Uthmaan)				Opponent Segelaar, R (Revean)
2	4	Tournament CT District East Schools Chess Individuals Trails 2024				Tournament CT District East Schools Chess Individuals Trails 2024
		date 2024-02-03	rnd 2	type Standard	result 1	date 2024-02-03	rnd 5	type Standard	result 1
		Opponent Aucamp, J (Janko)				Opponent Geldenhuys, S (Stian)
3	3	Tournament District East Schools Chess Individual Trials 2023				Tournament District East Schools Chess Individual Trials 2023
		date 2023-02-04	rnd 4	type Standard	result 1	date 2023-02-04	rnd 6	type Standard	result 1
		Opponent Boesak, N (Neo)				Opponent Van Coller, L (Liam)

#	Games	Start				End
1	5	Tournament CT Metro District East Top Schools Chess 2023				Tournament De Hoop Chess Championship 2023
		date 2023-07-29	rnd 7	type Rapid	result 1	date 2023-10-14	rnd 5	type Rapid	result 1
		Opponent Solomons, C (Candice)				Opponent Schutte, D (Daniel)
2	5	Tournament 2018 Steinitz Chess Festival				Tournament Welgemoed Chess Challenge 2019
		date 2018-03-24	rnd 4	type Rapid	result 1	date 2019-02-23	rnd 2	type Rapid	result 1
		Opponent Lazarus , M (Mila)				Opponent Matima, A (Aiden)
3	4	Tournament De Hoop Teams Play Offs 2023				Tournament CT Metro District East Top Schools Chess 2023
		date 2023-02-11	rnd 5	type Rapid	result 1	date 2023-07-29	rnd 4	type Rapid	result 1
		Opponent Bezuidenhout, S (Saskia)				Opponent Spence, B (Brian)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament 2019 WP Youth Open				Tournament The Manhattan Sweets & Super C National Chess Tournament 2019
		date 2019-07-13	rnd 3	type Standard	result 1	date 2019-09-07	rnd 3	type Standard	result 1
		Opponent Joseph, U (Uthmaan)				Opponent Segelaar, R (Revean)
2	5	Tournament CT Metro District East Top Schools Chess 2023				Tournament De Hoop Chess Championship 2023
		date 2023-07-29	rnd 7	type Rapid	result 1	date 2023-10-14	rnd 5	type Rapid	result 1
		Opponent Solomons, C (Candice)				Opponent Schutte, D (Daniel)
3	4	Tournament CT District East Schools Chess Individuals Trails 2024				Tournament CT District East Schools Chess Individuals Trails 2024
		date 2024-02-03	rnd 2	type Standard	result 1	date 2024-02-03	rnd 5	type Standard	result 1
		Opponent Aucamp, J (Janko)				Opponent Geldenhuys, S (Stian)

#	Games	Start				End
1	6	Tournament 2019 WP Youth Open				Tournament The Manhattan Sweets & Super C National Chess Tournament 2019
		date 2019-07-13	rnd 3	type Standard	result 1	date 2019-09-07	rnd 3	type Standard	result 1
		Opponent Joseph, U (Uthmaan)				Opponent Segelaar, R (Revean)
2	4	Tournament CT District East Schools Chess Individuals Trails 2024				Tournament CT District East Schools Chess Individuals Trails 2024
		date 2024-02-03	rnd 2	type Standard	result 1	date 2024-02-03	rnd 5	type Standard	result 1
		Opponent Aucamp, J (Janko)				Opponent Geldenhuys, S (Stian)
3	3	Tournament Western Cape Schools 2022				Tournament Western Cape Top Schools 2022
		date 2022-05-29	rnd 5	type Standard	result 1	date 2022-09-16	rnd 1	type Standard	result 1
		Opponent Morrison, L (Liam)				Opponent Du Plessis, J (Jan-Dawid)

#	Games	Start				End
1	5	Tournament CT Metro District East Top Schools Chess 2023				Tournament De Hoop Chess Championship 2023
		date 2023-07-29	rnd 7	type Rapid	result 1	date 2023-10-14	rnd 5	type Rapid	result 1
		Opponent Solomons, C (Candice)				Opponent Schutte, D (Daniel)
2	5	Tournament 2018 Steinitz Chess Festival				Tournament Welgemoed Chess Challenge 2019
		date 2018-03-24	rnd 4	type Rapid	result 1	date 2019-02-23	rnd 2	type Rapid	result 1
		Opponent Lazarus , M (Mila)				Opponent Matima, A (Aiden)
3	4	Tournament De Hoop Teams Play Offs 2023				Tournament CT Metro District East Top Schools Chess 2023
		date 2023-02-11	rnd 5	type Rapid	result 1	date 2023-07-29	rnd 4	type Rapid	result 1
		Opponent Bezuidenhout, S (Saskia)				Opponent Spence, B (Brian)

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	Schutte ,D (Daniel)	5	5	425	4	4	425	1	1	425	0	0	0
1	Schutte ,D (Daniel)	5	1208.5	1633.5	4	1154.2	1633.5	1	1233.8	1633.5	0	0	0
2	Fisher ,A (Aaron)	5	0	-425	2	0	-425	2	0	-425	1	0	-425
2	Fisher ,A (Aaron)	5	1422.4	997.4	2	1373.2	997.4	2	1475.8	997.4	1	1200	997.4
3	Richards ,K (Kiran)	4	3	212.5	1	1	425	2	2	425	1	0	-425
3	Richards ,K (Kiran)	4	1179.8	1392.2	1	1138.8	1604.8	2	1216.2	1604.8	1	1200	754.8
4	Lindes ,CW (Carl Weaan)	3	1	-141.7	2	0	-425	1	1	425	0	0	0
4	Lindes ,CW (Carl Weaan)	3	1198.8	1057.1	2	1231.8	773.8	1	1139.2	1623.8	0	0	0
5	Edwards ,I (Israel)	3	0	-425	1	0	-425	2	0	-425	0	0	0
5	Edwards ,I (Israel)	3	1223.3	798.3	1	1277.5	798.3	2	1184.4	798.3	0	0	0
6	Booysen ,C (Chadlin)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Booysen ,C (Chadlin)	2	1391.4	966.4	2	1321.6	966.4	0	0	0	0	0	0
7	Smith ,Z (Zion)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Smith ,Z (Zion)	2	1502.3	1077.3	2	1463.9	1077.3	0	0	0	0	0	0
8	Botha ,E (Eduan)	2	1	0	2	1	0	0	0	0	0	0	0
8	Botha ,E (Eduan)	2	1359.1	1359.1	2	1336.2	1359.1	0	0	0	0	0	0
9	Calitz ,J (Joey)	2	2	425	1	1	425	1	1	425	0	0	0
9	Calitz ,J (Joey)	2	1213.6	1638.6	1	1172.4	1638.6	1	1221.2	1638.6	0	0	0
10	Jeftha ,L (Liam)	2	2	425	1	1	425	1	1	425	0	0	0
10	Jeftha ,L (Liam)	2	1211.3	1636.3	1	1171.6	1636.3	1	1238.4	1636.3	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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Statistics

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PLAYER PAGE

Personal

Pfaff, R (Ruben)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms