Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Merwe, T (Tiaan)

Chess SA id

189039320

FIDE id

Date of birth

1989-06-11 (Adult)

Gender

Male

Region

Ethekwini (KED)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-03-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1298.2	1300	1300	1253.4
Raw rating	1298.2	1300	1300	1253.4
Weighted rating	1297.2	1299	1299	1252.9
Weighted performance	0	0	0	0
Floor	798.2	800	800	753.4
K-factor	36	36	36	36
Min/Max rating change allowed	144.2	143.8	143.8	153.7
Highest rating	1298.2 2024-02-01	1300 2024-02-01	1300 2024-02-01	1274.7 2018-03-01
Highest raw rating	1298.2 2024-02-01	1300 2024-02-01	1300 2024-02-01	1253.4 2024-02-01
Highest weighted rating	1295 2025-08-01	1296.7 2025-08-01	1296.7 2025-08-01	1251.8 2025-08-01
Highest weighted performance	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01	1274.7 2018-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1298.2	1300	1300	1253.4
Analysis
Rating	1298.2	1300	1300	1253.4
Raw rating	1298.2	1300	1300	1253.4
Weighted rating	1297.2	1299	1299
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	798.2	800	800	753.4
Max/Min rating change allowed	144.2	143.8	143.8	153.7
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	1298.2	1300	1300	1253.4
New weighted rating	1297.8	1299.7	1299.7	1253.2
New weighted performance	0	0	0	0
Temp new rating	1298.2	1300	1300	1253.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1298.2	1300	1300	1253.4
New K-factor	36	36	36	36
New floor	798.2	800	800	753.4

Item	Main	Blitz
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	5	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Ethekwini (KED)
Province	KwaZulu Natal (KZ)
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	5	1	20	-255	1551.8	1296.8
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	5	1	20	-255	1551.8	1296.8

Date	Main	Standard	Rapid	Blitz
2025-09-30	1298.2	1300	1300	1253.4
2025-09-01	1298.2	1300	1300	1253.4
2025-08-01	1298.2	1300	1300	1253.4
2025-07-01	1298.2	1300	1300	1253.4
2025-06-01	1298.2	1300	1300	1253.4
2025-05-01	1298.2	1300	1300	1253.4
2025-04-01	1298.2	1300	1300	1253.4
2025-03-01	1298.2	1300	1300	1253.4
2025-02-01	1298.2	1300	1300	1253.4
2025-01-01	1298.2	1300	1300	1253.4
2024-12-01	1298.2	1300	1300	1253.4
2024-11-01	1298.2	1300	1300	1253.4
2024-10-01	1298.2	1300	1300	1253.4
2024-09-01	1298.2	1300	1300	1253.4
2024-08-01	1298.2	1300	1300	1253.4
2024-07-01	1298.2	1300	1300	1253.4
2024-06-01	1298.2	1300	1300	1253.4
2024-08-01	1298.2	1300	1300	1253.4
2024-04-01	1298.2	1300	1300	1253.4
2024-03-01	1298.2	1300	1300	1253.4
2024-02-01	1298.2	1300	1300	1253.4
2024-01-01	1298.2	1300	1300	1253.4
2023-12-01	1202	1200	1200	1205.6
2023-11-01	1202	1200	1200	1205.6

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	Smart Chess Blitz 2018 (Open)	2018-03-03	2018-03-03	Blitz	Mangaung (FMB)	5	5	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament Smart Chess Blitz 2018				Tournament Smart Chess Blitz 2018
		date 2018-03-03	rnd 5	type Blitz	result 1	date 2018-03-03	rnd 5	type Blitz	result 1
		Opponent Lottering, J (Jg)				Opponent Lottering, J (Jg)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Smart Chess Blitz 2018				Tournament Smart Chess Blitz 2018
		date 2018-03-03	rnd 5	type Blitz	result 1	date 2018-03-03	rnd 5	type Blitz	result 1
		Opponent Lottering, J (Jg)				Opponent Lottering, J (Jg)

#	Games	Start				End
1	1	Tournament Smart Chess Blitz 2018				Tournament Smart Chess Blitz 2018
		date 2018-03-03	rnd 5	type Blitz	result 1	date 2018-03-03	rnd 5	type Blitz	result 1
		Opponent Lottering, J (Jg)				Opponent Lottering, J (Jg)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Smart Chess Blitz 2018				Tournament Smart Chess Blitz 2018
		date 2018-03-03	rnd 5	type Blitz	result 1	date 2018-03-03	rnd 5	type Blitz	result 1
		Opponent Lottering, J (Jg)				Opponent Lottering, J (Jg)

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	Lottering ,J (Jg)	1	1	425	0	0	0	0	0	0	1	1	425
1	Lottering ,J (Jg)	1	1200	1625	0	0	0	0	0	0	1	1200	1625
2	Modirwa ,O (Ofentse)	1	0	-425	0	0	0	0	0	0	1	0	-425
2	Modirwa ,O (Ofentse)	1	1511.3	1086.3	0	0	0	0	0	0	1	1393.8	1086.3
3	Vermeulen ,GB (George Barrett)	1	0	-425	0	0	0	0	0	0	1	0	-425
3	Vermeulen ,GB (George Barrett)	1	1665.2	1240.2	0	0	0	0	0	0	1	1680.7	1240.2
4	Gandi ,MB (Mqiniselo)	1	0	-425	0	0	0	0	0	0	1	0	-425
4	Gandi ,MB (Mqiniselo)	1	1749.8	1324.8	0	0	0	0	0	0	1	1740	1324.8
5	Manaba ,T (Thembani)	1	0	-425	0	0	0	0	0	0	1	0	-425
5	Manaba ,T (Thembani)	1	1632.7	1207.7	0	0	0	0	0	0	1	1629.7	1207.7

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Van Der Merwe, T (Tiaan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms