Chess South Africa Ratings Database

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Personal

Vermeulen, L (Leonardus)

Chess SA id

1720117948

FIDE id

Date of birth

1972-10-13 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-07-19

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1534.3	1490.9	1465.5	1255.6
Raw rating	1534.3	1490.9	1465.5	1255.6
Weighted rating	1504.7	1471.3	1421.8	1255.2
Weighted performance	1440.8	1315.7	1393.9	0
Floor	1049.5	1010.5	965.5	755.6
K-factor	32	32	32	36
Min/Max rating change allowed	103	109.5	113.6	153.2
Highest rating	1549.5 2024-10-01	1510.5 2024-10-01	1465.5 2025-08-01	1281.3 2019-09-01
Highest raw rating	1549.5 2024-10-01	1510.5 2024-10-01	1465.5 2025-08-01	1255.6 2024-02-01
Highest weighted rating	1497.9 2025-08-01	1467.3 2025-08-01	1409 2025-08-01	1254.4 2025-08-01
Highest weighted performance	1524 2025-08-01	1451.5 2023-09-01	1425.4 2024-07-01	1281.3 2019-09-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1534.3	1490.9	1465.5	1255.6
Analysis
Rating	1534.3	1490.9	1465.5	1255.6
Raw rating	1534.3	1490.9	1465.5	1255.6
Weighted rating	1504.7	1471.3	1421.8
Weighted performance	1440.8	1315.7	1393.9
K-factor	32	32	32	36
Floor	1049.5	1010.5	965.5	755.6
Max/Min rating change allowed	103	109.5	113.6	153.2
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	1534.3	1490.9	1465.5	1255.6
New weighted rating	1507.9	1473.1	1427.5	1255.4
New weighted performance	1440.3	1315.1	1393.3	0
Temp new rating	1534.3	1490.9	1465.5	1255.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1534.3	1490.9	1465.5	1255.6
New K-factor	32	32	32	36
New floor	1049.5	1010.5	965.5	755.6

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	21	8	13	0
	30	19	11	0
	51	26	25	0
	41	19	22	0
	0	0	0	0
History	170	87	77	6

Games since
	Main 63	Standard 33		Rapid 30		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	1012		297		164
Male	886		251		140
Adult	361		102		69
Adult Male	339		90		61
Standard
	RSA		Province		Region
Overall	1249		342		179
Male	1062		275		148
Adult	369		84		59
Adult Male	345		74		53
Rapid
	RSA		Province		Region
Overall	299		144		74
Male	272		130		70
Adult	112		38		27
Adult Male	107		38		27
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	21	10	47.62	-20.2	1604.2	1584
Standard	8	3	37.5	-106.2	1648.4	1542.2
Rapid	13	7	53.85	32.7	1577	1609.7
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	170	93.5	55	42.5	1435.2	1477.7
Standard	87	47	54.02	34.2	1447.4	1481.6
Rapid	77	43.5	56.49	55.2	1425.3	1480.5
Blitz	6	3	50	0	1384.9	1384.9

Date	Main	Standard	Rapid	Blitz
2025-09-30	1534.3	1490.9	1465.5	1255.6
2025-09-01	1534.3	1490.9	1465.5	1255.6
2025-08-01	1534.3	1490.9	1465.5	1255.6
2025-07-01	1494	1465	1423.4	1255.6
2025-06-01	1493.1	1464.6	1423.4	1255.6
2025-05-01	1492	1463.9	1423.4	1255.6
2025-04-01	1490.6	1462.9	1423.4	1255.6
2025-03-01	1488.9	1461.6	1423.4	1255.6
2025-02-01	1487	1459.5	1423.4	1255.6
2025-01-01	1485.5	1449.1	1423.4	1255.6
2024-12-01	1485.5	1449.1	1423.4	1255.6
2024-11-01	1549.5	1510.5	1423.4	1255.6
2024-10-01	1549.5	1510.5	1423.4	1255.6
2024-09-01	1517.5	1459.3	1423.4	1255.6
2024-08-01	1517.5	1459.3	1423.4	1255.6
2024-07-01	1483.1	1459.3	1372.6	1255.6
2024-06-01	1483.1	1459.3	1372.6	1255.6
2024-08-01	1483.1	1459.3	1372.6	1255.6
2024-04-01	1483.1	1459.3	1372.6	1255.6
2024-03-01	1456.7	1459.3	1298.8	1255.6
2024-02-01	1456.7	1459.3	1298.8	1255.6
2024-01-01	1456.7	1459.3	1298.8	1255.6
2023-12-01	1456.7	1459.3	1298.8	1220.4
2023-11-01	1458.6	1466	1298.8	1220.4

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	4th Curro Durbanville Rapid Open 2025 (Advanced)	2025-07-19	2025-07-19	Rapid	Cape Town (WCT)	7	7	5	Yes	Analysis
2	Bellville Rapid 2025 (A)	2025-06-07	2025-06-07	Rapid	Cape Town (WCT)	6	6	2	Yes	Analysis
3	Bellville Club Championship 2025 (A)	2025-03-03	2025-05-26	Standard	Cape Town (WCT)	9	8	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	4th Curro Durbanville Rapid Open 2025 (Advanced)	2025-07-19	2025-07-19	Rapid	Cape Town (WCT)	7	7	5	Yes	Analysis
2	Bellville Rapid 2025 (A)	2025-06-07	2025-06-07	Rapid	Cape Town (WCT)	6	6	2	Yes	Analysis
3	Bellville Club Championship 2025 (A)	2025-03-03	2025-05-26	Standard	Cape Town (WCT)	9	8	3	Yes	Analysis
4	Bellville Chess Club Champs 2024 (A)	2024-08-07	2024-11-05	Standard	Cape Town (WCT)	10	10	1	Yes	Analysis
5	CT League 2024 (B)	2024-07-20	2024-09-07	Standard	Cape Town (WCT)	11	9	7.5	Yes	Analysis
6	Curro Durbanville Chess Rapid Open 2024 (Championship)	2024-07-13	2024-07-13	Rapid	Cape Town (WCT)	6	5	3	Yes	Analysis
7	Chas Everitt and MHI Attorneys Rapid 2024 (B)	2024-03-09	2024-03-09	Rapid	Cape Town (WCT)	6	6	5.5	Yes	Analysis
8	Kraaifontein Open 2023 (Adanced)	2023-12-09	2023-12-10	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis
9	Chas Everitt and MHI Attorneys Rapid 2023 (B)	2023-11-04	2023-11-04	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
10	WP Club League 2023 (A)	2023-07-29	2023-09-09	Standard	Cape Town (WCT)	11	7	3	Yes	Analysis
11	Curro Durbanville Chess Open Rapid 2023 (Advanced)	2023-07-15	2023-07-15	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
12	Bellville Club Championship 2023	2023-04-17	2023-07-31	Standard	Cape Town (WCT)	7	7	4.5	Yes	Analysis
13	GPCA Rapid 2023 (Advanced)	2023-06-24	2023-06-24	Rapid	Cape Town (WCT)	7	7	4.5	Yes	Analysis
14	Steinitz Open 2023 (D)	2023-05-27	2023-05-27	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
15	Cape of Good Hope Open 2023 (Advanced)	2023-01-28	2023-01-29	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis
16	Summer Slam 2022 (A)	2022-12-13	2022-12-13	Rapid	Cape Town (WCT)	6	4	1.5	Yes	Analysis
17	Kenridge Rapid 2022 (B)	2022-11-05	2022-11-05	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
18	2022 Western Province Club League (B)	2022-08-20	2022-10-01	Standard	Cape Town (WCT)	11	9	3.5	Yes	Analysis
19	Curro Durbanville Chess Open Rapid 2022 (A)	2022-07-02	2022-07-02	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
20	Steinitz Individual Rapid 2022	2022-06-10	2022-06-10	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
21	Bellville Chess Club Champs 2022 (Group 3)	2022-05-16	2022-07-04	Standard	Cape Town (WCT)	5	5	5	Yes	Analysis
22	Steinitz Open 2022 (C)	2022-05-21	2022-05-22	Standard	Cape Town (WCT)	5	5	4	Yes	Analysis
23	Northern Chess Cadet Series 2020 (A)	2020-02-15	2020-02-15	Standard	Cape Town (WCT)	5	5	5	Yes	Analysis
24	Bellville Rapid Oct 2019	2019-10-14	2019-10-14	Rapid	Cape Town (WCT)	6	6	2	Yes	Analysis
25	Bellville Blitz 2019	2019-09-16	2019-09-16	Blitz	Cape Town (WCT)	6	6	3	Yes	Analysis
26	Curro Durbanville Chess Tournament 2019 (Elite)	2019-08-23	2019-08-24	Standard	Cape Town (WCT)	6	5	1.5	Yes	Analysis
27	2019 Western Province League (E)	2019-07-27	2019-08-10	Standard	Cape Town (WCT)	9	1	1	Yes	Analysis
28	2019 Western Province League (E)	2019-07-27	2019-08-10	Standard	Cape Town (WCT)	9	3	3	Yes	Analysis
29	2019 Western Province League (E)	2019-07-27	2019-08-10	Standard	Cape Town (WCT)	9	1	0	Yes	Analysis

#	Games	Start				End
1	8	Tournament Chas Everitt and MHI Attorneys Rapid 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-03-09	rnd 1	type Rapid	result 1	date 2024-07-13	rnd 2	type Rapid	result 1
		Opponent Yang, E (Elaine)				Opponent Guo, A (Aleks)
2	8	Tournament Northern Chess Cadet Series 2020				Tournament Steinitz Open 2022
		date 2020-02-15	rnd 1	type Standard	result 1	date 2022-05-21	rnd 2	type Standard	result 1
		Opponent Mutunhire, R (Roy)				Opponent Burnhams, W (Warren)
3	6	Tournament Steinitz Open 2023				Tournament GPCA Rapid 2023
		date 2023-05-27	rnd 3	type Rapid	result 1	date 2023-06-24	rnd 1	type Rapid	result 1
		Opponent Palmer, J (Jesse)				Opponent Vermeulen, I (Inge)

#	Games	Start				End
1	8	Tournament Steinitz Open 2022				Tournament 2022 Western Province Club League
		date 2022-05-21	rnd 4	type Standard	result 1	date 2022-08-20	rnd 2	type Standard	result 1
		Opponent Macilikishe, A (Ayabulela)				Opponent Swartz, L (Lyndon)
2	8	Tournament Northern Chess Cadet Series 2020				Tournament Steinitz Open 2022
		date 2020-02-15	rnd 1	type Standard	result 1	date 2022-05-21	rnd 2	type Standard	result 1
		Opponent Mutunhire, R (Roy)				Opponent Burnhams, W (Warren)
3	3	Tournament Bellville Club Championship 2025				Tournament Bellville Club Championship 2025
		date 2025-03-24	rnd 4	type Standard	result 0.5	date 2025-05-05	rnd 6	type Standard	result 1
		Opponent Russouw, DJ (Daniel Jacobus)				Opponent Baxter, DJ (David Jarred)

#	Games	Start				End
1	9	Tournament Chas Everitt and MHI Attorneys Rapid 2023				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2023-11-04	rnd 6	type Rapid	result 1	date 2024-07-13	rnd 2	type Rapid	result 1
		Opponent Taolo, K (Kagisano)				Opponent Guo, A (Aleks)
2	5	Tournament GPCA Rapid 2023				Tournament Curro Durbanville Chess Open Rapid 2023
		date 2023-06-24	rnd 5	type Rapid	result 1	date 2023-07-15	rnd 2	type Rapid	result 0.5
		Opponent Bradley, C (Cameron)				Opponent Galleid, S (Stephen)
3	5	Tournament Steinitz Open 2023				Tournament GPCA Rapid 2023
		date 2023-05-27	rnd 3	type Rapid	result 1	date 2023-06-24	rnd 1	type Rapid	result 1
		Opponent Palmer, J (Jesse)				Opponent Vermeulen, I (Inge)

#	Games	Start				End
1	1	Tournament Bellville Blitz 2019				Tournament Bellville Blitz 2019
		date 2019-09-16	rnd 6	type Blitz	result 1	date 2019-09-16	rnd 6	type Blitz	result 1
		Opponent Osborne, H (Hannah)				Opponent Osborne, H (Hannah)
2	1	Tournament Bellville Blitz 2019				Tournament Bellville Blitz 2019
		date 2019-09-16	rnd 4	type Blitz	result 1	date 2019-09-16	rnd 4	type Blitz	result 1
		Opponent Snyman, J (Johannes)				Opponent Snyman, J (Johannes)
3	1	Tournament Bellville Blitz 2019				Tournament Bellville Blitz 2019
		date 2019-09-16	rnd 1	type Blitz	result 1	date 2019-09-16	rnd 1	type Blitz	result 1
		Opponent Van Schaik, MP (Michael)				Opponent Van Schaik, MP (Michael)

#	Games	Start				End
1	8	Tournament Northern Chess Cadet Series 2020				Tournament Steinitz Open 2022
		date 2020-02-15	rnd 1	type Standard	result 1	date 2022-05-21	rnd 2	type Standard	result 1
		Opponent Mutunhire, R (Roy)				Opponent Burnhams, W (Warren)
2	5	Tournament Chas Everitt and MHI Attorneys Rapid 2024				Tournament Chas Everitt and MHI Attorneys Rapid 2024
		date 2024-03-09	rnd 1	type Rapid	result 1	date 2024-03-09	rnd 5	type Rapid	result 1
		Opponent Yang, E (Elaine)				Opponent Munro, JM (Jonathan)
3	5	Tournament Steinitz Open 2022				Tournament Bellville Chess Club Champs 2022
		date 2022-05-21	rnd 4	type Standard	result 1	date 2022-06-06	rnd 4	type Standard	result 1
		Opponent Macilikishe, A (Ayabulela)				Opponent Le Roux, M (Murray)

#	Games	Start				End
1	8	Tournament Steinitz Open 2022				Tournament 2022 Western Province Club League
		date 2022-05-21	rnd 4	type Standard	result 1	date 2022-08-20	rnd 2	type Standard	result 1
		Opponent Macilikishe, A (Ayabulela)				Opponent Swartz, L (Lyndon)
2	8	Tournament Northern Chess Cadet Series 2020				Tournament Steinitz Open 2022
		date 2020-02-15	rnd 1	type Standard	result 1	date 2022-05-21	rnd 2	type Standard	result 1
		Opponent Mutunhire, R (Roy)				Opponent Burnhams, W (Warren)
3	3	Tournament CT League 2024				Tournament CT League 2024
		date 2024-08-31	rnd 9	type Standard	result 1	date 2024-09-07	rnd 11	type Standard	result 1
		Opponent Manuel, R (Renwyn)				Opponent Xetu, A (Abulele)

#	Games	Start				End
1	6	Tournament Chas Everitt and MHI Attorneys Rapid 2023				Tournament Chas Everitt and MHI Attorneys Rapid 2024
		date 2023-11-04	rnd 6	type Rapid	result 1	date 2024-03-09	rnd 5	type Rapid	result 1
		Opponent Taolo, K (Kagisano)				Opponent Munro, JM (Jonathan)
2	3	Tournament 4th Curro Durbanville Rapid Open 2025				Tournament 4th Curro Durbanville Rapid Open 2025
		date 2025-07-19	rnd 3	type Rapid	result 1	date 2025-07-19	rnd 5	type Rapid	result 1
		Opponent Mansfield-Scaddan, S (Sefton)				Opponent Lewaks, S (Shaundre)
3	3	Tournament Kenridge Rapid 2022				Tournament Kenridge Rapid 2022
		date 2022-11-05	rnd 4	type Rapid	result 1	date 2022-11-05	rnd 6	type Rapid	result 1
		Opponent Osborne, H (Hannah)				Opponent Weideman, J (Janko)

#	Games	Start				End
1	1	Tournament Bellville Blitz 2019				Tournament Bellville Blitz 2019
		date 2019-09-16	rnd 6	type Blitz	result 1	date 2019-09-16	rnd 6	type Blitz	result 1
		Opponent Osborne, H (Hannah)				Opponent Osborne, H (Hannah)
2	1	Tournament Bellville Blitz 2019				Tournament Bellville Blitz 2019
		date 2019-09-16	rnd 4	type Blitz	result 1	date 2019-09-16	rnd 4	type Blitz	result 1
		Opponent Snyman, J (Johannes)				Opponent Snyman, J (Johannes)
3	1	Tournament Bellville Blitz 2019				Tournament Bellville Blitz 2019
		date 2019-09-16	rnd 1	type Blitz	result 1	date 2019-09-16	rnd 1	type Blitz	result 1
		Opponent Van Schaik, MP (Michael)				Opponent Van Schaik, MP (Michael)

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	Walters ,WDP (Wouter Dirk Pretorius)	4	1	-212.5	4	1	-212.5	0	0	0	0	0	0
1	Walters ,WDP (Wouter Dirk Pretorius)	4	1473.8	1261.3	4	1459.5	1261.3	0	0	0	0	0	0
2	Baxter ,DJ (David Jarred)	4	1	-212.5	3	1	-141.7	1	0	-425	0	0	0
2	Baxter ,DJ (David Jarred)	4	1705.6	1493.1	3	1692.8	1563.9	1	1626.3	1280.6	0	0	0
3	Van Schaik ,MP (Michael Peter)	4	1	-212.5	3	0	-425	0	0	0	1	1	425
3	Van Schaik ,MP (Michael Peter)	4	1625.9	1413.4	3	1660.1	1200.9	0	0	0	1	1672.3	2050.9
4	Schutte ,A (Andre)	3	0	-425	3	0	-425	0	0	0	0	0	0
4	Schutte ,A (Andre)	3	1842.1	1417.1	3	1839.2	1417.1	0	0	0	0	0	0
5	Knipe ,JMD (Johannes Michiel De Kock)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
5	Knipe ,JMD (Johannes Michiel De Kock)	3	1828.9	1687.2	3	1836	1687.2	0	0	0	0	0	0
6	Ntukela ,A (Amzolele)	3	3	425	2	2	425	1	1	425	0	0	0
6	Ntukela ,A (Amzolele)	3	1486	1911	2	1437	1911	1	1307.1	1911	0	0	0
7	Blauw ,S (Siyamthanda)	3	1	-141.7	1	0	-425	2	1	0	0	0	0
7	Blauw ,S (Siyamthanda)	3	1471.5	1329.8	1	1385	1046.5	2	1386.8	1471.5	0	0	0
8	Osborne ,R (Ryan Eugene)	3	1	-141.7	1	1	425	2	0	-425	0	0	0
8	Osborne ,R (Ryan Eugene)	3	1217	1075.3	1	1183.1	1642	2	876.2	792	0	0	0
9	Van Tonder ,C (Charl)	3	0	-425	1	0	-425	1	0	-425	1	0	-425
9	Van Tonder ,C (Charl)	3	1546.6	1121.6	1	1570.9	1121.6	1	1200	1121.6	1	1200	1121.6
10	Vermeulen ,I (Inge)	3	3	425	0	0	0	3	3	425	0	0	0
10	Vermeulen ,I (Inge)	3	1198.7	1623.7	0	0	0	3	1142.5	1623.7	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Vermeulen, L (Leonardus)

Ratings

Game statistics

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms