Chess South Africa Ratings Database

PLAYER PAGE

Personal

Vermeulen, EJ (Ernestus Jacobus)

Chess SA id

163041563

FIDE id

Date of birth

1963-10-20 (Adult)

Gender

Male

Region

Dr Kenneth Kaunda (NWP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-12-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1560.1	1566.3	1617	1610.1
Raw rating	1560.1	1566.3	1617	1610.1
Weighted rating	1546.2	1551.7	1617	1610.1
Weighted performance	1372	1372	0	0
Floor	1110.1	1110.1	1117	1110.1
K-factor	28	28	28	28
Min/Max rating change allowed	99.3	98.4	91.5	92.4
Highest rating	1610.1 2018-01-01	1610.1 2018-01-01	1617 2024-02-01	1610.1 2019-07-01
Highest raw rating	1610.1 2018-01-01	1610.1 2018-01-01	1617 2024-02-01	1610.1 2024-02-01
Highest weighted rating	1610.1 2018-01-01	1610.1 2018-01-01	1616.8 2025-08-01	1610.1 2019-07-01
Highest weighted performance	1551.9 2022-05-01	1555.9 2022-05-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1560.1	1566.3	1617	1610.1
Analysis
Rating	1560.1	1566.3	1617	1610.1
Raw rating	1560.1	1566.3	1617	1610.1
Weighted rating	1546.2	1551.7	1617
Weighted performance	1372	1372	0
K-factor	28	28	28	28
Floor	1110.1	1110.1	1117	1110.1
Max/Min rating change allowed	99.3	98.4	91.5	92.4
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	1560.1	1566.3	1617	1610.1
New weighted rating	1548.3	1553.9	1617	1610.1
New weighted performance	1362.5	1362.5	0	0
Temp new rating	1560.1	1566.3	1617	1610.1
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1560.1	1566.3	1617	1610.1
New K-factor	28	28	28	28
New floor	1110.1	1110.1	1117	1110.1

Item	Main	Standard	Blitz
	0	0	0
	0	0	0
	22	22	0
	34	34	0
	30	30	0
	19	19	0
History	763	758	5

Games since
	Main 22	Standard 22		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Dr Kenneth Kaunda (NWP)
Province	Northwest (NW)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	164	98.5	60.06	85.5	1410.3	1495.8
Standard	164	98.5	60.06	85.5	1410.3	1495.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1560.1	1566.3	1617	1610.1
2025-09-30	1560.1	1566.3	1617	1610.1
2025-09-01	1560.1	1566.3	1617	1610.1
2025-08-01	1560.1	1566.3	1617	1610.1
2025-07-01	1560.1	1566.3	1617	1610.1
2025-06-01	1560.1	1566.3	1617	1610.1
2025-05-01	1560.1	1566.3	1617	1610.1
2025-04-01	1560.1	1566.3	1617	1610.1
2025-03-01	1560.1	1566.3	1617	1610.1
2025-02-01	1560.1	1566.3	1617	1610.1
2025-01-01	1560.1	1566.3	1617	1610.1
2024-12-01	1520.9	1526.8	1617	1610.1
2024-11-01	1520.9	1526.8	1617	1610.1
2024-10-01	1520.9	1526.8	1617	1610.1
2024-09-01	1520.9	1526.8	1617	1610.1
2024-08-01	1520.9	1526.8	1617	1610.1
2024-07-01	1498.1	1498.8	1617	1610.1
2024-09-01	1502.1	1503	1617	1610.1
2024-05-01	1502.1	1503	1617	1610.1
2024-04-01	1502.1	1503	1617	1610.1
2024-03-01	1509.5	1510	1617	1610.1
2024-02-01	1509.5	1510	1617	1610.1
2024-01-01	1522.4	1526.2	1617	1610.1
2023-12-01	1522.4	1526.2	1610.1	1610.1

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	Gauteng Inter-Region at UJ 2024 (Adult+Senior)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	5	3.5	Yes	Analysis
2	Menlopark Open Chess Tournament 2024 (A)	2024-07-13	2024-07-13	Standard	Tshwane (GTP)	5	4	2.5	Yes	Analysis
3	DR KKD Saamtrek 2024 (Open)	2024-06-08	2024-06-08	Standard	Dr Kenneth Kaunda (NWP)	5	4	2	Yes	Analysis
4	DR KKD Ferdies Mar 2024 (A)	2024-03-02	2024-03-02	Standard	Dr Kenneth Kaunda (NWP)	5	5	2.5	Yes	Analysis
5	2024 Gauteng Inter-Region Chess Championship (Adult B+Fifty+Ladies)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	4	2.5	Yes	Analysis
6	DR KKD Meiringspark 2023 (Open)	2023-08-19	2023-08-19	Standard	Dr Kenneth Kaunda (NWP)	5	5	3	Yes	Analysis
7	DR Kenneth Kaunda Volkies 29 Jul 2023 (A)	2023-07-29	2023-07-29	Standard	Dr Kenneth Kaunda (NWP)	5	5	3.5	Yes	Analysis
8	Dr Kenneth Kaunda Volkies 2023 (A+B)	2023-06-10	2023-06-10	Standard	Dr Kenneth Kaunda (NWP)	5	4	2.5	Yes	Analysis
9	Dr KKD Curro 2023 (Open)	2023-05-13	2023-05-13	Standard	Dr Kenneth Kaunda (NWP)	5	5	3.5	Yes	Analysis
10	DR Kenneth Kaunda Curro 2023 (A+B)	2023-04-22	2023-04-22	Standard	Dr Kenneth Kaunda (NWP)	5	5	4	Yes	Analysis
11	Dr KKD NG Goudkop 2023 (A)	2023-03-18	2023-03-18	Standard	Dr Kenneth Kaunda (NWP)	5	5	3	Yes	Analysis
12	Dr. Kenneth Kaunda Saamtrek 2023 (Open)	2023-02-04	2023-02-04	Standard	Dr Kenneth Kaunda (NWP)	5	5	2.5	Yes	Analysis
13	South African Open 2022 (B)	2022-07-09	2022-07-17	Standard	Cape Town (WCT)	11	11	6	Yes	Analysis
14	Bailie Park Potchefstroom 2022 (U18+Open)	2022-06-04	2022-06-04	Standard	Dr Kenneth Kaunda (NWP)	5	5	3	Yes	Analysis
15	Schoonspruit Ope 2022 (A+B)	2022-05-21	2022-05-21	Standard	Dr Kenneth Kaunda (NWP)	5	5	4.5	Yes	Analysis
16	Ferdinand Postma Potchefstroom 2022 (A)	2022-04-09	2022-04-09	Standard	Dr Kenneth Kaunda (NWP)	5	4	2.5	Yes	Analysis
17	La Hoff Dr. KK Chess 2022 (A+B)	2022-02-19	2022-02-19	Standard	Dr Kenneth Kaunda (NWP)	5	5	4	Yes	Analysis
18	2021 Milos Ristic Open (A)	2021-10-09	2021-10-09	Standard	Tshwane (GTP)	5	4	1.5	Yes	Analysis
19	Volkskool Tournament 2021 (Open)	2021-06-26	2021-06-26	Standard	Dr Kenneth Kaunda (NWP)	5	5	4	Yes	Analysis
20	KHS 2021 (A)	2021-04-10	2021-04-10	Standard	Dr Kenneth Kaunda (NWP)	5	5	3.5	Yes	Analysis
21	Ekurhuleni Chess Chessa Open 2021 (A)	2021-03-27	2021-03-28	Standard	Ekurhuleni (GE)	5	5	1.5	Yes	Analysis
22	Klipkerk 2019 (Open)	2019-08-24	2019-08-24	Standard	Dr Kenneth Kaunda (NWP)	5	5	3.5	Yes	Analysis
23	Doringkruin 2019 (Open)	2019-06-08	2019-06-08	Standard	Dr Kenneth Kaunda (NWP)	5	5	1.5	Yes	Analysis
24	2019 Piet Robbertse (A)	2019-02-01	2019-02-03	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
25	Wesvalia 2019 (A)	2019-02-16	2019-02-16	Standard	Dr Kenneth Kaunda (NWP)	5	5	2.5	Yes	Analysis
26	SAPS National Individual Championship 2018 (Men)	2018-09-12	2018-09-15	Standard	Xhariep (FXT)	9	9	6.5	Yes	Analysis
27	SAPS National Team Championship 2018	2018-09-11	2018-09-11	Standard	Xhariep (FXT)	9	9	4.5	Yes	Analysis
28	South African Open 2018 (B)	2018-07-07	2018-07-14	Standard	Mangaung (FMB)	11	11	7	Yes	Analysis
29	Hervormde Kerk 2018 (Open)	2018-04-21	2018-04-21	Standard	Dr Kenneth Kaunda (NWP)	5	5	3	Yes	Analysis
30	Wesvalia 2018 (Open)	2018-02-17	2018-02-17	Standard	Dr Kenneth Kaunda (NWP)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	11	Tournament Dr KKD NG Goudkop 2023				Tournament Dr KKD Curro 2023
		date 2023-03-18	rnd 2	type Standard	result 1	date 2023-05-13	rnd 2	type Standard	result 1
		Opponent Mokobe, S (Siyabonga)				Opponent Moahlodi, T (Tankiso)
2	10	Tournament Dr Kenneth Kaunda Volkies 2023				Tournament DR KKD Meiringspark 2023
		date 2023-06-10	rnd 4	type Standard	result 0.5	date 2023-08-19	rnd 4	type Standard	result 0.5
		Opponent Gleeson, ML (Mark)				Opponent Goosen, G (Gerrit)
3	10	Tournament South African Open 2018				Tournament South African Open 2018
		date 2018-07-08	rnd 2	type Standard	result 1	date 2018-07-14	rnd 11	type Standard	result 0.5
		Opponent Bruwer, M (Marius)				Opponent Posholi, K (Kamohelo)

#	Games	Start				End
1	11	Tournament Dr KKD NG Goudkop 2023				Tournament Dr KKD Curro 2023
		date 2023-03-18	rnd 2	type Standard	result 1	date 2023-05-13	rnd 2	type Standard	result 1
		Opponent Mokobe, S (Siyabonga)				Opponent Moahlodi, T (Tankiso)
2	10	Tournament Dr Kenneth Kaunda Volkies 2023				Tournament DR KKD Meiringspark 2023
		date 2023-06-10	rnd 4	type Standard	result 0.5	date 2023-08-19	rnd 4	type Standard	result 0.5
		Opponent Gleeson, ML (Mark)				Opponent Goosen, G (Gerrit)
3	10	Tournament South African Open 2018				Tournament South African Open 2018
		date 2018-07-08	rnd 2	type Standard	result 1	date 2018-07-14	rnd 11	type Standard	result 0.5
		Opponent Bruwer, M (Marius)				Opponent Posholi, K (Kamohelo)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Menlopark Open Chess Tournament 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-07-13	rnd 4	type Standard	result 1	date 2024-12-07	rnd 2	type Standard	result 1
		Opponent Ngobeni, N (Njabulo)				Opponent Jolliffe, SR (Shaun)
2	4	Tournament Dr KKD Curro 2023				Tournament Dr Kenneth Kaunda Volkies 2023
		date 2023-05-13	rnd 4	type Standard	result 1	date 2023-06-10	rnd 2	type Standard	result 1
		Opponent Malherbe, GM (Gideon)				Opponent Jonker, DE (Danica)
3	4	Tournament Schoonspruit Ope 2022				Tournament Schoonspruit Ope 2022
		date 2022-05-21	rnd 1	type Standard	result 1	date 2022-05-21	rnd 4	type Standard	result 1
		Opponent Mazinyo, M (Mpumelelo)				Opponent Kobua, B (Boipelo)

#	Games	Start				End
1	4	Tournament Menlopark Open Chess Tournament 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-07-13	rnd 4	type Standard	result 1	date 2024-12-07	rnd 2	type Standard	result 1
		Opponent Ngobeni, N (Njabulo)				Opponent Jolliffe, SR (Shaun)
2	4	Tournament Dr KKD Curro 2023				Tournament Dr Kenneth Kaunda Volkies 2023
		date 2023-05-13	rnd 4	type Standard	result 1	date 2023-06-10	rnd 2	type Standard	result 1
		Opponent Malherbe, GM (Gideon)				Opponent Jonker, DE (Danica)
3	4	Tournament Schoonspruit Ope 2022				Tournament Schoonspruit Ope 2022
		date 2022-05-21	rnd 1	type Standard	result 1	date 2022-05-21	rnd 4	type Standard	result 1
		Opponent Mazinyo, M (Mpumelelo)				Opponent Kobua, B (Boipelo)

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	Van Der Westhuizen ,F (Frederik)	6	1.5	-212.5	6	1.5	-212.5	0	0	0	0	0	0
1	Van Der Westhuizen ,F (Frederik)	6	1453.9	1241.4	6	1466.8	1241.4	0	0	0	0	0	0
2	Gleeson ,ML (Mark Lloyd)	5	2	-85	5	2	-85	0	0	0	0	0	0
2	Gleeson ,ML (Mark Lloyd)	5	1485.7	1400.7	5	1495.9	1400.7	0	0	0	0	0	0
3	Naidoo ,K (Kajol)	3	3	425	3	3	425	0	0	0	0	0	0
3	Naidoo ,K (Kajol)	3	1437.1	1862.1	3	1439.2	1862.1	0	0	0	0	0	0
4	Matsitse ,SG (Sabatha Givens)	3	0	-425	3	0	-425	0	0	0	0	0	0
4	Matsitse ,SG (Sabatha Givens)	3	1615.3	1190.3	3	1625.1	1190.3	0	0	0	0	0	0
5	Viljoen ,J (Jaden)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
5	Viljoen ,J (Jaden)	3	1376.7	1235	3	1372.3	1235	0	0	0	0	0	0
6	Fourie ,EM (Elzette Mari)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
6	Fourie ,EM (Elzette Mari)	3	1357.3	1499	3	1357	1499	0	0	0	0	0	0
7	Choeu ,K (Kagisho)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
7	Choeu ,K (Kagisho)	2	1472.2	1259.7	2	1477.2	1259.7	0	0	0	0	0	0
8	Fouche ,J (Janu)	2	1	0	2	1	0	0	0	0	0	0	0
8	Fouche ,J (Janu)	2	1454.1	1454.1	2	1459.5	1454.1	0	0	0	0	0	0
9	Mavuso ,GT (Godfrey Tshepo)	2	1	0	2	1	0	0	0	0	0	0	0
9	Mavuso ,GT (Godfrey Tshepo)	2	1539.1	1539.1	2	1543.2	1539.1	0	0	0	0	0	0
10	Viljoen ,JA (Jacobus Andrew)	2	2	425	2	2	425	0	0	0	0	0	0
10	Viljoen ,JA (Jacobus Andrew)	2	1168.7	1593.7	2	1181.6	1593.7	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

Vermeulen, EJ (Ernestus Jacobus)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms