Chess South Africa Ratings Database

PLAYER PAGE

Personal

Vermeulen, J (Jaco)

Chess SA id

1120307318

FIDE id

Date of birth

2012-08-07 (U14)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-02-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1171.5	1175.8	1184.5	1200
Raw rating	1171.5	1175.8	1184.5	1200
Weighted rating	1167.9	1172.2	1183	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	172.7	171.6	169.5	165.8
Highest rating	1200 2024-07-01	1200 2024-07-01	1200 2024-07-01	1200 2024-10-01
Highest raw rating	1200 2024-07-01	1200 2024-07-01	1200 2024-07-01	1200 2024-10-01
Highest weighted rating	1200 2024-07-01	1200 2024-07-01	1200 2024-07-01	1200 2024-10-01
Highest weighted performance	1200 2024-12-01	1200 2024-07-01	1200 2024-12-01	1200 2024-10-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1171.5	1175.8	1184.5	1200
Analysis
Rating	1171.5	1175.8	1184.5	1200
Raw rating	1171.5	1175.8	1184.5	1200
Weighted rating	1167.9	1172.2	1183
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	172.7	171.6	169.5	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	1171.5	1175.8	1184.5	1200
New weighted rating	1167.6	1171.9	1182.8	1200
New weighted performance	0	0	0	0
Temp new rating	1171.5	1175.8	1184.5	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1171.5	1175.8	1184.5	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	7	0	7
	9	4	5
	0	0	0
	0	0	0
	0	0	0
History	16	4	12

Games since
	Main 16	Standard 4		Rapid 12		Blitz 0
Gender	Male
Age group	U14
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	7	0	0	-425	1253.9	828.9
Standard	0	0	0	0	0	0
Rapid	7	0	0	-425	1253.9	828.9
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	16	2	12.5	-318.8	1230.8	912
Standard	4	0	0	-425	1289.3	864.3
Rapid	12	2	16.67	-283.3	1211.3	927.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1171.5	1175.8	1184.5	1200
2025-09-01	1171.5	1175.8	1184.5	1200
2025-08-01	1171.5	1175.8	1184.5	1200
2025-07-01	1171.5	1175.8	1184.5	1200
2025-06-01	1171.5	1175.8	1184.5	1200
2025-05-01	1171.5	1175.8	1184.5	1200
2025-04-01	1171.5	1175.8	1184.5	1200
2025-03-01	1169	1175.8	1177.5	1200
2025-02-01	1170.4	1173.2	1185.5	1200
2025-01-01	1126.6	1126.8	1170.4	1200
2024-12-01	1126.6	1126.8	1170.4	1200
2024-11-01	1126.6	1126.8	1170.4	1200
2024-10-01	1126.6	1126.8	1170.4	1200
2024-09-01	1178.1	1200	1170.4	1200
2024-08-01	1178.1	1200	1170.4	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	Cape of Good Hope Open 2025 (Open Rapid)	2025-02-22	2025-02-22	Rapid	Cape Town (WCT)	7	7	0	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cape of Good Hope Open 2025 (Open Rapid)	2025-02-22	2025-02-22	Rapid	Cape Town (WCT)	7	7	0	Yes	Analysis
2	Chess Elevation Series -September 2024 (Level 2)	2024-09-20	2024-09-21	Standard	Cape Town (WCT)	5	4	0	Yes	Analysis
3	Curro Durbanville Chess Rapid Open 2024 (Beginner)	2024-07-13	2024-07-13	Rapid	Cape Town (WCT)	6	5	2	Yes	Analysis

#	Games	Start				End
1	1	Tournament Curro Durbanville Chess Rapid Open 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-07-13	rnd 6	type Rapid	result 1	date 2024-07-13	rnd 6	type Rapid	result 1
		Opponent Petersen, D (Declan)				Opponent Petersen, D (Declan)
2	1	Tournament Curro Durbanville Chess Rapid Open 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-07-13	rnd 3	type Rapid	result 1	date 2024-07-13	rnd 3	type Rapid	result 1
		Opponent Van Wyk, A (Alonzo)				Opponent Van Wyk, A (Alonzo)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Curro Durbanville Chess Rapid Open 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-07-13	rnd 6	type Rapid	result 1	date 2024-07-13	rnd 6	type Rapid	result 1
		Opponent Petersen, D (Declan)				Opponent Petersen, D (Declan)
2	1	Tournament Curro Durbanville Chess Rapid Open 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-07-13	rnd 3	type Rapid	result 1	date 2024-07-13	rnd 3	type Rapid	result 1
		Opponent Van Wyk, A (Alonzo)				Opponent Van Wyk, A (Alonzo)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Curro Durbanville Chess Rapid Open 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-07-13	rnd 6	type Rapid	result 1	date 2024-07-13	rnd 6	type Rapid	result 1
		Opponent Petersen, D (Declan)				Opponent Petersen, D (Declan)
2	1	Tournament Curro Durbanville Chess Rapid Open 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-07-13	rnd 3	type Rapid	result 1	date 2024-07-13	rnd 3	type Rapid	result 1
		Opponent Van Wyk, A (Alonzo)				Opponent Van Wyk, A (Alonzo)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Curro Durbanville Chess Rapid Open 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-07-13	rnd 6	type Rapid	result 1	date 2024-07-13	rnd 6	type Rapid	result 1
		Opponent Petersen, D (Declan)				Opponent Petersen, D (Declan)
2	1	Tournament Curro Durbanville Chess Rapid Open 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-07-13	rnd 3	type Rapid	result 1	date 2024-07-13	rnd 3	type Rapid	result 1
		Opponent Van Wyk, A (Alonzo)				Opponent Van Wyk, A (Alonzo)

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	Leeman ,X (Xavier)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Leeman ,X (Xavier)	1	1315.7	890.7	1	1263	890.7	0	0	0	0	0	0
2	Jooste ,S (Shaqeel)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Jooste ,S (Shaqeel)	1	1347.6	922.6	1	1269.2	922.6	0	0	0	0	0	0
3	Lin ,J (Junming)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Lin ,J (Junming)	1	1253.1	828.1	1	1200	828.1	0	0	0	0	0	0
4	Bester ,D (Dustin)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Bester ,D (Dustin)	1	1241	816	1	1222	816	0	0	0	0	0	0
5	Petersen ,D (Declan)	1	1	425	0	0	0	1	1	425	0	0	0
5	Petersen ,D (Declan)	1	1150.4	1575.4	0	0	0	1	1158	1575.4	0	0	0
6	Robinson ,J (Jake)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Robinson ,J (Jake)	1	1191.7	766.7	0	0	0	1	1195.7	766.7	0	0	0
7	Koen ,E (Etienne)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Koen ,E (Etienne)	1	1292.4	867.4	0	0	0	1	1272.2	867.4	0	0	0
8	Singh ,A (Aadiv)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Singh ,A (Aadiv)	1	1177	752	0	0	0	1	1200	752	0	0	0
9	Burke ,D (Daniel)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Burke ,D (Daniel)	1	1200	775	0	0	0	1	1200	775	0	0	0
10	Moni ,C (Constance)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Moni ,C (Constance)	1	1243.2	818.2	0	0	0	1	1231.7	818.2	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Vermeulen, J (Jaco)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms