Chess South Africa Ratings Database

PLAYER PAGE

Personal

Witbooi, J (Joshua)

Chess SA id

1100146655

FIDE id

Date of birth

2010-08-16 (U16)

Gender

Male

Region

Buffalo City (EBC)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-03-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1268.6	1259.3	1218.8	1138.3
Raw rating	1268.6	1259.3	1218.8	1138.3
Weighted rating	1264.7	1256	1218.8	1136.3
Weighted performance	861.9	892.8	0	0
Floor	911.6	903.9	718.8	700
K-factor	32	32	36	36
Min/Max rating change allowed	150.4	152.4	161.4	181
Highest rating	1431 2023-08-01	1419.4 2023-08-01	1218.8 2024-02-01	1200 2018-10-01
Highest raw rating	1411.6 2023-09-01	1403.9 2023-09-01	1218.8 2024-02-01	1200 2020-01-01
Highest weighted rating	1411.6 2024-04-01	1403.9 2024-10-01	1218.8 2025-02-01	1200 2018-10-01
Highest weighted performance	1431 2023-08-01	1419.4 2023-08-01	1216.3 2022-11-01	1200 2020-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1268.6	1259.3	1218.8	1138.3
Analysis
Rating	1268.6	1259.3	1218.8	1138.3
Raw rating	1268.6	1259.3	1218.8	1138.3
Weighted rating	1264.7	1256	1218.8
Weighted performance	861.9	892.8	0
K-factor	32	32	36	36
Floor	911.6	903.9	718.8	700
Max/Min rating change allowed	150.4	152.4	161.4	181
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	1268.6	1259.3	1218.8	1138.3
New weighted rating	1265.1	1256.3	1218.8	1136.7
New weighted performance	861.5	892.4	0	0
Temp new rating	1268.6	1259.3	1218.8	1138.3
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1268.6	1259.3	1218.8	1138.3
New K-factor	32	32	36	36
New floor	911.6	903.9	718.8	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	13	4	0	9
	43	33	0	10
	23	5	18	0
	0	0	0	0
History	79	42	18	19

Games since
	Main 33	Standard 14		Rapid 0		Blitz 19
Gender	Male
Age group	U16
Region	Buffalo City (EBC)
Province	Eastern Cape (EC)
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	557		82		57
Male	491		76		52
U16	51		13		8
U16 Male	40		12		7


	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	79	39.5	50	0	1237.4	1237.4
Standard	42	22.5	53.57	30.4	1236.2	1266.6
Rapid	18	10	55.56	47.2	1214.1	1261.4
Blitz	19	7	36.84	-111.8	1261.8	1149.9

Date	Main	Standard	Rapid	Blitz
2025-09-30	1268.6	1259.3	1218.8	1138.3
2025-09-01	1268.6	1259.3	1218.8	1138.3
2025-08-01	1268.6	1259.3	1218.8	1138.3
2025-07-01	1268.6	1259.3	1218.8	1138.3
2025-06-01	1268.6	1259.3	1218.8	1138.3
2025-05-01	1268.6	1259.3	1218.8	1138.3
2025-04-01	1268.6	1259.3	1218.8	1138.3
2025-03-01	1268.6	1259.3	1218.8	1138.3
2025-02-01	1268.6	1259.3	1218.8	1138.3
2025-01-01	1257.4	1249.7	1218.8	1134
2024-12-01	1257.4	1249.7	1218.8	1134
2024-11-01	1257.4	1249.7	1218.8	1134
2024-10-01	1257.4	1249.7	1218.8	1134
2024-09-01	1257.4	1249.7	1218.8	1134
2024-08-01	1257.4	1249.7	1218.8	1134
2024-07-01	1257.4	1249.7	1218.8	1134
2024-06-01	1257.4	1249.7	1218.8	1134
2024-08-01	1257.4	1249.7	1218.8	1134
2024-04-01	1257.4	1249.7	1218.8	1134
2024-03-01	1267.2	1261.5	1218.8	1134
2024-02-01	1267.2	1261.5	1218.8	1134
2024-01-01	1271.1	1261.5	1218.8	1119.6
2023-12-01	1271.1	1261.5	1218.8	1119.6
2023-11-01	1271.1	1261.5	1218.8	1119.6

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	1st BC Chess Trials 2024 (U16A)	2024-03-02	2024-03-02	Standard	Buffalo City (EBC)	5	4	2	Yes	Analysis
2	Chess Vikings VP-Mall Blitz 2024 (B)	2024-01-27	2024-01-27	Blitz	Buffalo City (EBC)	9	9	4	Yes	Analysis
3	Chess Vikings Wild Card 2023 (U14+U16)	2023-10-02	2023-10-02	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
4	BC Vikings Closed 2023 (U14+U16)	2023-10-03	2023-10-04	Standard	Buffalo City (EBC)	6	5	1	Yes	Analysis
5	BC Vikings Blitz Championship 2023	2023-10-05	2023-10-05	Blitz	Buffalo City (EBC)	10	10	3	Yes	Analysis
6	BC 5th Trials 2023 (U14A)	2023-09-02	2023-09-02	Standard	Buffalo City (EBC)	5	5	1.5	Yes	Analysis
7	3rd BC Trials 2023 (U14B)	2023-08-12	2023-08-12	Standard	Buffalo City (EBC)	5	4	4	Yes	Analysis
8	BC Chess Trials 1 of 5 2023 (U14A)	2023-04-22	2023-04-22	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
9	3rd Vikings Champs 2023 (U14A)	2023-03-25	2023-03-25	Standard	Buffalo City (EBC)	5	5	4	Yes	Analysis
10	2nd Little Vikings 2023 (U10A+U12A)	2023-02-23	2023-02-23	Standard	Buffalo City (EBC)	5	4	3	Yes	Analysis
11	Slum Knights 6th Open 2022 (C)	2022-11-12	2022-11-12	Rapid	Buffalo City (EBC)	7	7	4	Yes	Analysis
12	Slum Knights 5th 2022 (B)	2022-10-22	2022-10-22	Standard	Buffalo City (EBC)	5	5	1.5	Yes	Analysis
13	Slum Knights 3rd Open 2022 (B)	2022-09-18	2022-09-18	Rapid	Buffalo City (EBC)	6	5	2	Yes	Analysis
14	Slum Knights 2nd Open 2022 (C)	2022-09-17	2022-09-17	Rapid	Buffalo City (EBC)	6	6	4	Yes	Analysis

#	Games	Start				End
1	7	Tournament BC Chess Trials 1 of 5 2023				Tournament 3rd BC Trials 2023
		date 2023-04-22	rnd 3	type Standard	result 1	date 2023-08-12	rnd 5	type Standard	result 1
		Opponent Dikane, E (Enkosi)				Opponent Fricke, L (Leon)
2	5	Tournament 2nd Little Vikings 2023				Tournament 3rd Vikings Champs 2023
		date 2023-02-23	rnd 4	type Standard	result 1	date 2023-03-25	rnd 3	type Standard	result 1
		Opponent Planga, K (Kungawo)				Opponent Mnyila, O (Oyisa)
3	3	Tournament Chess Vikings VP-Mall Blitz 2024				Tournament 1st BC Chess Trials 2024
		date 2024-01-27	rnd 9	type Blitz	result 1	date 2024-03-02	rnd 3	type Standard	result 1
		Opponent Mjimji, M (Milani)				Opponent Nkohla, L (Linomtha)

#	Games	Start				End
1	7	Tournament BC Chess Trials 1 of 5 2023				Tournament 3rd BC Trials 2023
		date 2023-04-22	rnd 3	type Standard	result 1	date 2023-08-12	rnd 5	type Standard	result 1
		Opponent Dikane, E (Enkosi)				Opponent Fricke, L (Leon)
2	5	Tournament 2nd Little Vikings 2023				Tournament 3rd Vikings Champs 2023
		date 2023-02-23	rnd 4	type Standard	result 1	date 2023-03-25	rnd 3	type Standard	result 1
		Opponent Planga, K (Kungawo)				Opponent Mnyila, O (Oyisa)
3	2	Tournament 1st BC Chess Trials 2024				Tournament 1st BC Chess Trials 2024
		date 2024-03-02	rnd 2	type Standard	result 1	date 2024-03-02	rnd 3	type Standard	result 1
		Opponent Gill, V (Vincent)				Opponent Nkohla, L (Linomtha)

#	Games	Start				End
1	3	Tournament Slum Knights 6th Open 2022				Tournament Slum Knights 6th Open 2022
		date 2022-11-12	rnd 3	type Rapid	result 1	date 2022-11-12	rnd 5	type Rapid	result 1
		Opponent Schulein, K (Kyle)				Opponent Wildeman, J (Jordez)
2	2	Tournament Slum Knights 2nd Open 2022				Tournament Slum Knights 2nd Open 2022
		date 2022-09-17	rnd 1	type Rapid	result 1	date 2022-09-17	rnd 2	type Rapid	result 1
		Opponent Scheeld, L (Liam)				Opponent Ndlebe, I (Ivile)
3	1	Tournament Slum Knights 6th Open 2022				Tournament Slum Knights 6th Open 2022
		date 2022-11-12	rnd 7	type Rapid	result 1	date 2022-11-12	rnd 7	type Rapid	result 1
		Opponent Du Preez, D (Dante)				Opponent Du Preez, D (Dante)

#	Games	Start				End
1	3	Tournament Chess Vikings VP-Mall Blitz 2024				Tournament Chess Vikings VP-Mall Blitz 2024
		date 2024-01-27	rnd 2	type Blitz	result 1	date 2024-01-27	rnd 4	type Blitz	result 0.5
		Opponent Van Der Sandt, J (Joshua)				Opponent Mamatu, A (Amila)
2	2	Tournament BC Vikings Blitz Championship 2023				Tournament BC Vikings Blitz Championship 2023
		date 2023-10-05	rnd 7	type Blitz	result 1	date 2023-10-05	rnd 8	type Blitz	result 1
		Opponent Foslara, M (Minentle)				Opponent Khandoo, N (Nilan)
3	1	Tournament Chess Vikings VP-Mall Blitz 2024				Tournament Chess Vikings VP-Mall Blitz 2024
		date 2024-01-27	rnd 9	type Blitz	result 1	date 2024-01-27	rnd 9	type Blitz	result 1
		Opponent Mjimji, M (Milani)				Opponent Mjimji, M (Milani)

#	Games	Start				End
1	7	Tournament BC Chess Trials 1 of 5 2023				Tournament 3rd BC Trials 2023
		date 2023-04-22	rnd 3	type Standard	result 1	date 2023-08-12	rnd 5	type Standard	result 1
		Opponent Dikane, E (Enkosi)				Opponent Fricke, L (Leon)
2	5	Tournament 2nd Little Vikings 2023				Tournament 3rd Vikings Champs 2023
		date 2023-02-23	rnd 4	type Standard	result 1	date 2023-03-25	rnd 3	type Standard	result 1
		Opponent Planga, K (Kungawo)				Opponent Mnyila, O (Oyisa)
3	3	Tournament Chess Vikings VP-Mall Blitz 2024				Tournament 1st BC Chess Trials 2024
		date 2024-01-27	rnd 9	type Blitz	result 1	date 2024-03-02	rnd 3	type Standard	result 1
		Opponent Mjimji, M (Milani)				Opponent Nkohla, L (Linomtha)

#	Games	Start				End
1	7	Tournament BC Chess Trials 1 of 5 2023				Tournament 3rd BC Trials 2023
		date 2023-04-22	rnd 3	type Standard	result 1	date 2023-08-12	rnd 5	type Standard	result 1
		Opponent Dikane, E (Enkosi)				Opponent Fricke, L (Leon)
2	5	Tournament 2nd Little Vikings 2023				Tournament 3rd Vikings Champs 2023
		date 2023-02-23	rnd 4	type Standard	result 1	date 2023-03-25	rnd 3	type Standard	result 1
		Opponent Planga, K (Kungawo)				Opponent Mnyila, O (Oyisa)
3	2	Tournament 1st BC Chess Trials 2024				Tournament 1st BC Chess Trials 2024
		date 2024-03-02	rnd 2	type Standard	result 1	date 2024-03-02	rnd 3	type Standard	result 1
		Opponent Gill, V (Vincent)				Opponent Nkohla, L (Linomtha)

#	Games	Start				End
1	3	Tournament Slum Knights 6th Open 2022				Tournament Slum Knights 6th Open 2022
		date 2022-11-12	rnd 3	type Rapid	result 1	date 2022-11-12	rnd 5	type Rapid	result 1
		Opponent Schulein, K (Kyle)				Opponent Wildeman, J (Jordez)
2	2	Tournament Slum Knights 2nd Open 2022				Tournament Slum Knights 2nd Open 2022
		date 2022-09-17	rnd 1	type Rapid	result 1	date 2022-09-17	rnd 2	type Rapid	result 1
		Opponent Scheeld, L (Liam)				Opponent Ndlebe, I (Ivile)
3	1	Tournament Slum Knights 6th Open 2022				Tournament Slum Knights 6th Open 2022
		date 2022-11-12	rnd 7	type Rapid	result 1	date 2022-11-12	rnd 7	type Rapid	result 1
		Opponent Du Preez, D (Dante)				Opponent Du Preez, D (Dante)

#	Games	Start				End
1	2	Tournament Chess Vikings VP-Mall Blitz 2024				Tournament Chess Vikings VP-Mall Blitz 2024
		date 2024-01-27	rnd 2	type Blitz	result 1	date 2024-01-27	rnd 3	type Blitz	result 1
		Opponent Van Der Sandt, J (Joshua)				Opponent Sibuko, L (Lulibo)
2	2	Tournament BC Vikings Blitz Championship 2023				Tournament BC Vikings Blitz Championship 2023
		date 2023-10-05	rnd 7	type Blitz	result 1	date 2023-10-05	rnd 8	type Blitz	result 1
		Opponent Foslara, M (Minentle)				Opponent Khandoo, N (Nilan)
3	1	Tournament Chess Vikings VP-Mall Blitz 2024				Tournament Chess Vikings VP-Mall Blitz 2024
		date 2024-01-27	rnd 9	type Blitz	result 1	date 2024-01-27	rnd 9	type Blitz	result 1
		Opponent Mjimji, M (Milani)				Opponent Mjimji, M (Milani)

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	Slater ,C (Charlie)	3	3	425	3	3	425	0	0	0	0	0	0
1	Slater ,C (Charlie)	3	1231.5	1656.5	3	1218.9	1656.5	0	0	0	0	0	0
2	Makgate ,N (Ntlantla)	2	1	0	2	1	0	0	0	0	0	0	0
2	Makgate ,N (Ntlantla)	2	1248.4	1248.4	2	1255.6	1248.4	0	0	0	0	0	0
3	Maweni ,C (Cwenga)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Maweni ,C (Cwenga)	2	1250	825	2	1243.1	825	0	0	0	0	0	0
4	Petzer ,J (Jayden)	2	0	-425	1	0	-425	1	0	-425	0	0	0
4	Petzer ,J (Jayden)	2	1286.1	861.1	1	1239.7	861.1	1	1310.7	861.1	0	0	0
5	Mazikana ,E (Ethan)	2	0	-425	1	0	-425	0	0	0	1	0	-425
5	Mazikana ,E (Ethan)	2	1482.1	1057.1	1	1433.9	1057.1	0	0	0	1	1192.8	1057.1
6	Ngani ,L (Lulibo)	2	0	-425	1	0	-425	0	0	0	1	0	-425
6	Ngani ,L (Lulibo)	2	1298.4	873.4	1	1253.1	873.4	0	0	0	1	1200	873.4
7	Foslara ,M (Minentle)	2	1.5	212.5	1	0.5	0	0	0	0	1	1	425
7	Foslara ,M (Minentle)	2	1176.4	1388.9	1	1184.8	1176.4	0	0	0	1	1200	1601.4
8	Brown ,C (Christopher)	2	0	-425	1	0	-425	0	0	0	1	0	-425
8	Brown ,C (Christopher)	2	1318.1	893.1	1	1307.5	893.1	0	0	0	1	1200	893.1
9	Furstenburg ,O (Olivier)	2	1	0	1	1	425	0	0	0	1	0	-425
9	Furstenburg ,O (Olivier)	2	1275.6	1275.6	1	1299	1700.6	0	0	0	1	1171.6	850.6
10	Khandoo ,N (Nilan)	2	1	0	0	0	0	1	0	-425	1	1	425
10	Khandoo ,N (Nilan)	2	1229.7	1229.7	0	0	0	1	1224.2	804.7	1	1200	1654.7

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Witbooi, J (Joshua)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms