Chess South Africa Ratings Database

PLAYER PAGE

Personal

Wepener, Y (Yannis)

Chess SA id

1160312483

FIDE id

Date of birth

2016-01-11 (U10)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-18

Personal details last changed

1900-01-01

Junior GPX Games

20.5

Junior GPX Points

1448.8

Item	Main	Standard	Rapid	Blitz
Rating	1398.7	1404.2	1265.2	1200
Raw rating	1398.7	1404.2	1265.2	1200
Weighted rating	1300.8	1295.2	1248.2	1200
Weighted performance	0	0	0	0
Floor	898.7	904.2	765.2	700
K-factor	36	32	36	36
Min/Max rating change allowed	124.9	124	151.1	165.8
Highest rating	1398.7 2025-06-01	1404.2 2025-06-01	1421.9 2024-11-01	1200 2024-10-01
Highest raw rating	1398.7 2025-06-01	1404.2 2025-06-01	1265.2 2024-11-01	1200 2024-10-01
Highest weighted rating	1276.9 2025-08-01	1269.5 2025-08-01	1242.4 2025-08-01	1200 2024-10-01
Highest weighted performance	1334.7 2024-11-01	1200 2024-10-01	1421.9 2024-11-01	1200 2024-10-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1398.7	1404.2	1265.2	1200
Analysis
Rating	1398.7	1404.2	1265.2	1200
Raw rating	1398.7	1404.2	1265.2	1200
Weighted rating	1300.8	1295.2	1248.2
Weighted performance	0	0	0
K-factor	36	32	36	36
Floor	898.7	904.2	765.2	700
Max/Min rating change allowed	124.9	124	151.1	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	1398.7	1404.2	1265.2	1200
New weighted rating	1311.8	1307	1250.9	1200
New weighted performance	0	0	0	0
Temp new rating	1398.7	1404.2	1265.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1398.7	1404.2	1265.2	1200
New K-factor	36	32	36	36
New floor	898.7	904.2	765.2	700

Item	Main	Standard	Rapid
	0	0	0
	18	18	0
	6	0	6
	0	0	0
	0	0	0
	0	0	0
History	24	18	6

Games since
	Main 24	Standard 18		Rapid 6		Blitz 0
Gender	Male
Age group	U10
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 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	18	14	77.78	236.1	1305.1	1541.2
Standard	18	14	77.78	236.1	1305.1	1541.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	24	17.5	72.92	194.8	1314.6	1509.4
Standard	18	14	77.78	236.1	1305.1	1541.2
Rapid	6	3.5	58.33	70.8	1343.3	1414.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1398.7	1404.2	1265.2	1200
2025-09-01	1398.7	1404.2	1265.2	1200
2025-08-01	1398.7	1404.2	1265.2	1200
2025-07-01	1398.7	1404.2	1265.2	1200
2025-06-01	1398.7	1404.2	1265.2	1200
2025-05-01	1346.3	1342.3	1265.2	1200
2025-04-01	1346.3	1342.3	1265.2	1200
2025-03-01	1265.5	1249.1	1265.2	1200
2025-02-01	1232.2	1200	1265.2	1200
2025-01-01	1232.2	1200	1265.2	1200
2024-12-01	1232.2	1200	1265.2	1200
2024-11-01	1232.2	1200	1265.2	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools Individual Championship 2025 (U9 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	4.5	Yes	Analysis
2	CT Metro Schools Individual Closed 2025 (U9 Open)	2025-03-01	2025-03-02	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
3	CT Metro North Schools Chess Individual Trials 2025 (U9 Open)	2025-02-08	2025-02-09	Standard	Cape Town (WCT)	6	6	4.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools Individual Championship 2025 (U9 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	4.5	Yes	Analysis
2	CT Metro Schools Individual Closed 2025 (U9 Open)	2025-03-01	2025-03-02	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
3	CT Metro North Schools Chess Individual Trials 2025 (U9 Open)	2025-02-08	2025-02-09	Standard	Cape Town (WCT)	6	6	4.5	Yes	Analysis
4	UCT Open Chess Championship 2024 (U10)	2024-10-12	2024-10-13	Rapid	Cape Town (WCT)	6	6	3.5	Yes	Analysis

#	Games	Start				End
1	7	Tournament CT Metro Schools Individual Closed 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-03-02	rnd 4	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Chang, C (Caelem)				Opponent Rens, B (Beauwin)
2	7	Tournament CT Metro North Schools Chess Individual Trials 2025				Tournament CT Metro Schools Individual Closed 2025
		date 2025-02-08	rnd 2	type Standard	result 0.5	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent Van Wyk, A (Alonzo)				Opponent Ramonyaluoe, M (Madalitso)
3	3	Tournament UCT Open Chess Championship 2024				Tournament UCT Open Chess Championship 2024
		date 2024-10-12	rnd 3	type Rapid	result 1	date 2024-10-13	rnd 5	type Rapid	result 1
		Opponent Mzizana, U (Ulungile)				Opponent Ramonyaluoe, M (Madalitso)

#	Games	Start				End
1	7	Tournament CT Metro Schools Individual Closed 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-03-02	rnd 4	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Chang, C (Caelem)				Opponent Rens, B (Beauwin)
2	7	Tournament CT Metro North Schools Chess Individual Trials 2025				Tournament CT Metro Schools Individual Closed 2025
		date 2025-02-08	rnd 2	type Standard	result 0.5	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent Van Wyk, A (Alonzo)				Opponent Ramonyaluoe, M (Madalitso)
3	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-18	rnd 6	type Standard	result 1	date 2025-05-18	rnd 6	type Standard	result 1
		Opponent Lourens, S (Simeon Juda)				Opponent Lourens, S (Simeon Juda)

#	Games	Start				End
1	3	Tournament UCT Open Chess Championship 2024				Tournament UCT Open Chess Championship 2024
		date 2024-10-12	rnd 3	type Rapid	result 1	date 2024-10-13	rnd 5	type Rapid	result 1
		Opponent Mzizana, U (Ulungile)				Opponent Ramonyaluoe, M (Madalitso)
2	1	Tournament UCT Open Chess Championship 2024				Tournament UCT Open Chess Championship 2024
		date 2024-10-12	rnd 1	type Rapid	result 1	date 2024-10-12	rnd 1	type Rapid	result 1
		Opponent Van Der Heyde, J (Jacob)				Opponent Van Der Heyde, J (Jacob)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament CT Metro North Schools Chess Individual Trials 2025				Tournament CT Metro Schools Individual Closed 2025
		date 2025-02-08	rnd 3	type Standard	result 1	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent Singh, A (Adarsh)				Opponent Ramonyaluoe, M (Madalitso)
2	3	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Volgraaff, A (Alexander)				Opponent Rens, B (Beauwin)
3	3	Tournament CT Metro Schools Individual Closed 2025				Tournament CT Metro Schools Individual Closed 2025
		date 2025-03-02	rnd 4	type Standard	result 1	date 2025-03-02	rnd 6	type Standard	result 1
		Opponent Chang, C (Caelem)				Opponent Lin, J (Junming)

#	Games	Start				End
1	6	Tournament CT Metro North Schools Chess Individual Trials 2025				Tournament CT Metro Schools Individual Closed 2025
		date 2025-02-08	rnd 3	type Standard	result 1	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent Singh, A (Adarsh)				Opponent Ramonyaluoe, M (Madalitso)
2	3	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Volgraaff, A (Alexander)				Opponent Rens, B (Beauwin)
3	3	Tournament CT Metro Schools Individual Closed 2025				Tournament CT Metro Schools Individual Closed 2025
		date 2025-03-02	rnd 4	type Standard	result 1	date 2025-03-02	rnd 6	type Standard	result 1
		Opponent Chang, C (Caelem)				Opponent Lin, J (Junming)

#	Games	Start				End
1	1	Tournament UCT Open Chess Championship 2024				Tournament UCT Open Chess Championship 2024
		date 2024-10-13	rnd 5	type Rapid	result 1	date 2024-10-13	rnd 5	type Rapid	result 1
		Opponent Ramonyaluoe, M (Madalitso)				Opponent Ramonyaluoe, M (Madalitso)
2	1	Tournament UCT Open Chess Championship 2024				Tournament UCT Open Chess Championship 2024
		date 2024-10-12	rnd 3	type Rapid	result 1	date 2024-10-12	rnd 3	type Rapid	result 1
		Opponent Mzizana, U (Ulungile)				Opponent Mzizana, U (Ulungile)
3	1	Tournament UCT Open Chess Championship 2024				Tournament UCT Open Chess Championship 2024
		date 2024-10-12	rnd 1	type Rapid	result 1	date 2024-10-12	rnd 1	type Rapid	result 1
		Opponent Van Der Heyde, J (Jacob)				Opponent Van Der Heyde, J (Jacob)

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	Chang ,C (Caelem)	2	1	0	2	1	0	0	0	0	0	0	0
1	Chang ,C (Caelem)	2	1197.7	1197.7	2	1198.6	1197.7	0	0	0	0	0	0
2	Ramonyaluoe ,M (Madalitso)	2	2	425	1	1	425	1	1	425	0	0	0
2	Ramonyaluoe ,M (Madalitso)	2	1391.2	1816.2	1	1387.5	1816.2	1	1378.3	1816.2	0	0	0
3	Van Wyk ,A (Alonzo)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Van Wyk ,A (Alonzo)	1	1124	1124	1	1107.2	1124	0	0	0	0	0	0
4	Volgraaff ,A (Alexander)	1	1	425	1	1	425	0	0	0	0	0	0
4	Volgraaff ,A (Alexander)	1	1361.6	1786.6	1	1333.8	1786.6	0	0	0	0	0	0
5	Rens ,B (Beauwin)	1	1	425	1	1	425	0	0	0	0	0	0
5	Rens ,B (Beauwin)	1	1452.3	1877.3	1	1530.9	1877.3	0	0	0	0	0	0
6	Akemdien ,A (Alex)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Akemdien ,A (Alex)	1	1365	940	1	1341.4	940	0	0	0	0	0	0
7	Weyers ,F (Friedrich)	1	1	425	1	1	425	0	0	0	0	0	0
7	Weyers ,F (Friedrich)	1	1191.2	1616.2	1	1232.3	1616.2	0	0	0	0	0	0
8	Lourens ,S (Simeon Juda)	1	1	425	1	1	425	0	0	0	0	0	0
8	Lourens ,S (Simeon Juda)	1	1446.7	1871.7	1	1451.7	1871.7	0	0	0	0	0	0
9	Rehse ,N (Nathan)	1	1	425	1	1	425	0	0	0	0	0	0
9	Rehse ,N (Nathan)	1	1502.4	1927.4	1	1441.4	1927.4	0	0	0	0	0	0
10	Wang ,T (Tonic)	1	1	425	1	1	425	0	0	0	0	0	0
10	Wang ,T (Tonic)	1	1205.6	1630.6	1	1184.8	1630.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Wepener, Y (Yannis)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms