Chess South Africa Ratings Database

PLAYER PAGE

Personal

Vermeulen, JB (Johannes Bernardus)

Chess SA id

1150138312

FIDE id

Date of birth

2015-12-05 (U12)

Gender

Male

Region

Pixley-ka-Seme (NCP)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-08-23

Personal details last changed

2025-02-24

Junior GPX Games

Junior GPX Points

1299.4

Item	Main	Standard	Rapid	Blitz
Rating	1334.5	1350.9	1200	1200
Raw rating	1334.5	1350.9	1200	1200
Weighted rating	1278.8	1279.5	1200	1200
Weighted performance	1312.1	1316.4	0	0
Floor	839.9	850.9	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	136.9	133.7	165.8	165.8
Highest rating	1353.6 2024-02-01	1351.2 2024-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1339.9 2024-03-01	1350.9 2025-09-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1267.8 2025-09-01	1339.9 2024-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1353.6 2024-02-01	1351.2 2024-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1334.5	1350.9	1200	1200
Analysis
Rating	1334.5	1350.9	1200	1200
Raw rating	1334.5	1350.9	1200	1200
Weighted rating	1278.8	1279.5	1200
Weighted performance	1312.1	1316.4	0
K-factor	36	36	36	36
Floor	839.9	850.9	700	700
Max/Min rating change allowed	136.9	133.7	165.8	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	1334.5	1350.9	1200	1200
New weighted rating	1283.7	1285.9	1200	1200
New weighted performance	1304.2	1308.5	0	0
Temp new rating	1334.5	1350.9	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1334.5	1350.9	1200	1200
New K-factor	36	36	36	36
New floor	839.9	850.9	700	700

Item	Main	Standard
	0	0
	30	30
	66	66
	23	23
	22	22
	0	0
History	141	141

Games since
	Main 96	Standard 96		Rapid 0		Blitz 0
Gender	Male
Age group	U12
Region	Pixley-ka-Seme (NCP)
Province	Northern Cape (NC)
Main
	RSA		Province		Region
Overall	2907		76		16
Male	2312		60		13
U12	426		13		6
U12 Male	311		11		6
Standard
	RSA		Province		Region
Overall	2640		87		17
Male	2116		69		15
U12	363		12		6
U12 Male	266		10		6
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	30	18	60	85	1263.8	1348.8
Standard	30	18	60	85	1263.8	1348.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	141	73.5	52.13	18.1	1229.8	1247.8
Standard	141	73.5	52.13	18.1	1229.8	1247.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1334.5	1350.9	1200	1200
2025-09-30	1334.5	1350.9	1200	1200
2025-09-01	1334.5	1350.9	1200	1200
2025-08-01	1287	1290.1	1200	1200
2025-07-01	1261.1	1258.2	1200	1200
2025-06-01	1261.1	1258.2	1200	1200
2025-05-01	1261.1	1258.2	1200	1200
2025-04-01	1261.1	1258.2	1200	1200
2025-03-01	1265.8	1263	1200	1200
2025-02-01	1257.3	1252.1	1200	1200
2025-01-01	1256	1247.8	1200	1200
2024-12-01	1225.4	1217.2	1200	1200
2024-11-01	1225.4	1217.2	1200	1200
2024-10-01	1244.8	1240.2	1200	1200
2024-09-01	1256	1251.4	1200	1200
2024-08-01	1272	1268.2	1200	1200
2024-07-01	1262	1254.9	1200	1200
2024-09-01	1262	1254.9	1200	1200
2024-05-01	1297.9	1289.1	1200	1200
2024-04-01	1339.9	1339.9	1200	1200
2024-03-01	1339.9	1339.9	1200	1200
2024-02-01	1232.8	1229	1200	1200
2024-01-01	1232.8	1229	1200	1200
2023-12-01	1232.8	1229	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	Northern Cape Closed 202 (U12 Open)	2025-08-22	2025-08-23	Standard	ZF Mgcawu (NZF)	5	5	2	Yes	Analysis
2	De Aar Primary School 2025 (U8+U10)	2025-08-16	2025-08-16	Standard	Pixley-ka-Seme (NCP)	5	5	4	Yes	Analysis
3	Hopetown Schools Open 2025 (U11)	2025-08-01	2025-08-01	Standard	Pixley-ka-Seme (NCP)	5	5	4	Yes	Analysis
4	KCC School Holiday Tournament 2.0 2025	2025-07-02	2025-07-02	Standard	Frances Baard (NCF)	5	5	3	Yes	Analysis
5	Karpov Chess Club Open 2025	2025-03-15	2025-03-15	Standard	Frances Baard (NCF)	5	5	2	Yes	Analysis
6	2025 HSDA School Chess Tournament (U9+U11)	2025-02-08	2025-02-08	Standard	Pixley-ka-Seme (NCP)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Northern Cape Closed 202 (U12 Open)	2025-08-22	2025-08-23	Standard	ZF Mgcawu (NZF)	5	5	2	Yes	Analysis
2	De Aar Primary School 2025 (U8+U10)	2025-08-16	2025-08-16	Standard	Pixley-ka-Seme (NCP)	5	5	4	Yes	Analysis
3	Hopetown Schools Open 2025 (U11)	2025-08-01	2025-08-01	Standard	Pixley-ka-Seme (NCP)	5	5	4	Yes	Analysis
4	KCC School Holiday Tournament 2.0 2025	2025-07-02	2025-07-02	Standard	Frances Baard (NCF)	5	5	3	Yes	Analysis
5	Karpov Chess Club Open 2025	2025-03-15	2025-03-15	Standard	Frances Baard (NCF)	5	5	2	Yes	Analysis
6	2025 HSDA School Chess Tournament (U9+U11)	2025-02-08	2025-02-08	Standard	Pixley-ka-Seme (NCP)	5	5	3	Yes	Analysis
7	Mzansi Interprovincial Youth Chess Championships 2024 (U10 Open Championship)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	7	3	Yes	Analysis
8	2024 Kimberley Chess Club Christmas Open (Bishops)	2024-12-07	2024-12-07	Standard	Frances Baard (NCF)	5	4	2	Yes	Analysis
9	2024 Hopetown Schools Chess Tournament (U9+U11)	2024-10-12	2024-10-12	Standard	Pixley-ka-Seme (NCP)	5	5	2	Yes	Analysis
10	2024 Moja Chess Extravaganza (D)	2024-09-25	2024-09-26	Standard	Frances Baard (NCF)	5	5	2	Yes	Analysis
11	Hopetown Schools Chess Tournament 2024 (U11)	2024-08-17	2024-08-17	Standard	Pixley-ka-Seme (NCP)	5	4	1	Yes	Analysis
12	2024 NC Closed Chess Championships (U10)	2024-08-23	2024-08-25	Standard	Frances Baard (NCF)	5	5	4	Yes	Analysis
13	Womens Day Tournament 024 (B)	2024-08-09	2024-08-09	Standard	Frances Baard (NCF)	5	5	2	Yes	Analysis
14	2024 HSDA Open 3 (U9)	2024-07-27	2024-07-27	Standard	Pixley-ka-Seme (NCP)	5	5	4	Yes	Analysis
15	2024 Frances Baard Grand Prix 2.0 (A)	2024-07-06	2024-07-06	Standard	Frances Baard (NCF)	6	6	2	Yes	Analysis
16	Spartan Bishops Chess Championships 2024 (Big Pawns)	2024-05-04	2024-05-05	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
17	Hopetown Open Chess Tournament 2024 (U10+U12)	2024-04-20	2024-04-20	Standard	Pixley-ka-Seme (NCP)	5	5	2	Yes	Analysis
18	Hopetown Open Chess Tournament 2024 (U10)	2024-02-10	2024-02-10	Standard	Frances Baard (NCF)	5	5	5	Yes	Analysis
19	2024 Frances Baard Schools Open (U9)	2024-02-03	2024-02-03	Standard	Frances Baard (NCF)	5	5	4	Yes	Analysis
20	Hopetown Chess Open Tournament 2023 (U10+U12)	2023-08-05	2023-08-05	Standard	Pixley-ka-Seme (NCP)	5	5	2	Yes	Analysis
21	2023 Northern Cape Closed Chess Championships (U8+U10 Open)	2023-08-25	2023-08-27	Standard	Frances Baard (NCF)	5	5	2	Yes	Analysis
22	Hopetown School Chess Open Tournament 2023 (U9)	2023-05-06	2023-05-06	Standard	Pixley-ka-Seme (NCP)	5	4	2	Yes	Analysis
23	Inter Regional Chess Championship 2023 (U10)	2023-05-19	2023-05-20	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
24	Hopetown Schools Chess Open Tournament 2023 (U11)	2023-02-25	2023-02-25	Standard	John Taolo Gaetswewe (NCJ)	5	4	2	Yes	Analysis
25	Pixley Chess Trials 2022 (U8)	2022-09-03	2022-09-03	Standard	Pixley-ka-Seme (NCP)	5	4	3	Yes	Analysis
26	Hopetown Chess Club Open Tournament 2022 (U7-U11)	2022-05-14	2022-05-14	Standard	John Taolo Gaetswewe (NCJ)	5	5	3	Yes	Analysis
27	Kimberley Chess Club Open 2022 (U7-U13)	2022-04-30	2022-04-30	Standard	Frances Baard (NCF)	5	4	0	Yes	Analysis
28	Moja Open 2022 (D)	2022-03-19	2022-03-20	Standard	Frances Baard (NCF)	5	5	0.5	Yes	Analysis
29	Kimberley Chess Club Open Tournament (D)	2022-03-05	2022-03-05	Standard	Frances Baard (NCF)	5	4	2	Yes	Analysis

#	Games	Start				End
1	8	Tournament 2024 Frances Baard Schools Open				Tournament Hopetown Open Chess Tournament 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-04-20	rnd 1	type Standard	result 1
		Opponent Fischer, A (Amanda)				Opponent Green, X (Xander)
2	6	Tournament Hopetown Schools Open 2025				Tournament De Aar Primary School 2025
		date 2025-08-01	rnd 5	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 0.5
		Opponent Van Zyl, F (Frederick)				Opponent Williams, R (Ruben)
3	4	Tournament 2024 NC Closed Chess Championships				Tournament 2024 NC Closed Chess Championships
		date 2024-08-23	rnd 1	type Standard	result 1	date 2024-08-24	rnd 4	type Standard	result 1
		Opponent Milfordt, M (Millicent)				Opponent Radha, Y (Yugesh)

#	Games	Start				End
1	8	Tournament 2024 Frances Baard Schools Open				Tournament Hopetown Open Chess Tournament 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-04-20	rnd 1	type Standard	result 1
		Opponent Fischer, A (Amanda)				Opponent Green, X (Xander)
2	6	Tournament Hopetown Schools Open 2025				Tournament De Aar Primary School 2025
		date 2025-08-01	rnd 5	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 0.5
		Opponent Van Zyl, F (Frederick)				Opponent Williams, R (Ruben)
3	4	Tournament 2024 NC Closed Chess Championships				Tournament 2024 NC Closed Chess Championships
		date 2024-08-23	rnd 1	type Standard	result 1	date 2024-08-24	rnd 4	type Standard	result 1
		Opponent Milfordt, M (Millicent)				Opponent Radha, Y (Yugesh)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament 2024 Frances Baard Schools Open				Tournament Hopetown Open Chess Tournament 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-04-20	rnd 1	type Standard	result 1
		Opponent Fischer, A (Amanda)				Opponent Green, X (Xander)
2	4	Tournament 2024 NC Closed Chess Championships				Tournament 2024 NC Closed Chess Championships
		date 2024-08-23	rnd 1	type Standard	result 1	date 2024-08-24	rnd 4	type Standard	result 1
		Opponent Milfordt, M (Millicent)				Opponent Radha, Y (Yugesh)
3	4	Tournament Inter Regional Chess Championship 2023				Tournament Inter Regional Chess Championship 2023
		date 2023-05-19	rnd 2	type Standard	result 1	date 2023-05-20	rnd 5	type Standard	result 1
		Opponent Mqakelana, I (Iminathi)				Opponent Du Plessis, J (Johandre Jan-Phillip)

#	Games	Start				End
1	8	Tournament 2024 Frances Baard Schools Open				Tournament Hopetown Open Chess Tournament 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-04-20	rnd 1	type Standard	result 1
		Opponent Fischer, A (Amanda)				Opponent Green, X (Xander)
2	4	Tournament 2024 NC Closed Chess Championships				Tournament 2024 NC Closed Chess Championships
		date 2024-08-23	rnd 1	type Standard	result 1	date 2024-08-24	rnd 4	type Standard	result 1
		Opponent Milfordt, M (Millicent)				Opponent Radha, Y (Yugesh)
3	4	Tournament Inter Regional Chess Championship 2023				Tournament Inter Regional Chess Championship 2023
		date 2023-05-19	rnd 2	type Standard	result 1	date 2023-05-20	rnd 5	type Standard	result 1
		Opponent Mqakelana, I (Iminathi)				Opponent Du Plessis, J (Johandre Jan-Phillip)

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	Finck ,LS (Lynden Shikamaru)	11	4.5	-77.3	11	4.5	-77.3	0	0	0	0	0	0
1	Finck ,LS (Lynden Shikamaru)	11	1255.2	1177.9	11	1257	1177.9	0	0	0	0	0	0
2	Niesing ,N (Naomi)	5	2	-85	5	2	-85	0	0	0	0	0	0
2	Niesing ,N (Naomi)	5	1128.8	1043.8	5	1122.6	1043.8	0	0	0	0	0	0
3	Van Pletzen ,CJ (Carel Jacobus)	5	4	255	5	4	255	0	0	0	0	0	0
3	Van Pletzen ,CJ (Carel Jacobus)	5	1183	1438	5	1180.6	1438	0	0	0	0	0	0
4	Murphy ,S (Saul)	5	0	-425	5	0	-425	0	0	0	0	0	0
4	Murphy ,S (Saul)	5	1312.4	887.4	5	1310.4	887.4	0	0	0	0	0	0
5	Mokoena ,N (Naledientle)	5	2	-85	5	2	-85	0	0	0	0	0	0
5	Mokoena ,N (Naledientle)	5	1265.4	1180.4	5	1267.4	1180.4	0	0	0	0	0	0
6	Van Zyl ,F (Frederick)	4	2	0	4	2	0	0	0	0	0	0	0
6	Van Zyl ,F (Frederick)	4	1273.6	1273.6	4	1279.3	1273.6	0	0	0	0	0	0
7	Van Zyl ,J (Johanna)	4	3	212.5	4	3	212.5	0	0	0	0	0	0
7	Van Zyl ,J (Johanna)	4	1158.5	1371	4	1155.7	1371	0	0	0	0	0	0
8	Vermeulen ,P (Petrus Van Der Walt)	4	0	-425	4	0	-425	0	0	0	0	0	0
8	Vermeulen ,P (Petrus Van Der Walt)	4	1287.3	862.3	4	1290.2	862.3	0	0	0	0	0	0
9	De Noon ,SJ (Stian Johanco)	4	4	425	4	4	425	0	0	0	0	0	0
9	De Noon ,SJ (Stian Johanco)	4	1292.7	1717.7	4	1293.1	1717.7	0	0	0	0	0	0
10	Fischer ,A (Amanda)	3	3	425	3	3	425	0	0	0	0	0	0
10	Fischer ,A (Amanda)	3	1096.2	1521.2	3	1083.5	1521.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Vermeulen, JB (Johannes Bernardus)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms