Chess South Africa Ratings Database

PLAYER PAGE

Personal

Bester, D (Dirk)

Chess SA id

1810322329

FIDE id

Date of birth

1981-01-14 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1199	1198.5	1236.5	1200
Raw rating	1195.8	1193.4	1236.5	1200
Weighted rating	1199	1198.5	1208.4	1200
Weighted performance	0	0	0	0
Floor	700	700	736.5	700
K-factor	36	36	36	36
Min/Max rating change allowed	166.8	167.4	157.4	165.8
Highest rating	1200 2025-07-01	1200 2025-07-01	1236.5 2025-08-01	1200 2025-07-01
Highest raw rating	1200 2025-07-01	1200 2025-07-01	1236.5 2025-08-01	1200 2025-07-01
Highest weighted rating	1200 2025-07-01	1200 2025-07-01	1202.9 2025-08-01	1200 2025-07-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.3	-0.5	0	0
New rating	1198.7	1198	1236.5	1200
Analysis
Rating	1199	1198.5	1236.5	1200
Raw rating	1195.8	1193.4	1236.5	1200
Weighted rating	1199	1198.5	1208.4
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	736.5	700
Max/Min rating change allowed	166.8	167.4	157.4	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	1195.8	1193.4	1236.5	1200
New weighted rating	1198.7	1198	1210.9	1200
New weighted performance	0	0	0	0
Temp new rating	1198.7	1198	1236.5	1200
Temp new rating +/-	-0.3	-0.5	0	0
Final new rating +/-	-0.3	-0.5	0	0
New rating	1198.7	1198	1236.5	1200
New K-factor	36	36	36	36
New floor	700	700	736.5	700

Item	Main	Standard	Rapid
	0	0	0
	14	8	6
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	14	8	6

Games since
	Main 14	Standard 8		Rapid 6		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
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	14	5.5	39.29	-91.1	1223.1	1132
Standard	8	1.5	18.75	-265.6	1220.1	954.5
Rapid	6	4	66.67	141.7	1227.1	1368.8
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	14	5.5	39.29	-91.1	1223.1	1132
Standard	8	1.5	18.75	-265.6	1220.1	954.5
Rapid	6	4	66.67	141.7	1227.1	1368.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1195.8	1193.4	1236.5	1200
2025-09-01	1195.8	1193.4	1236.5	1200
2025-08-01	1195.8	1193.4	1236.5	1200
2025-07-01	1200	1200	1200	1200
2025-06-01	1200	1200	1200	1200
2025-05-01	1200	1200	1200	1200
2025-04-01	1200	1200	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	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	Bellville Rapid 2025 (B)	2025-06-07	2025-06-07	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
2	Bellville Club Championship 2025 (C)	2025-03-03	2025-05-26	Standard	Cape Town (WCT)	9	8	1.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Bellville Rapid 2025 (B)	2025-06-07	2025-06-07	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
2	Bellville Club Championship 2025 (C)	2025-03-03	2025-05-26	Standard	Cape Town (WCT)	9	8	1.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament Bellville Rapid 2025				Tournament Bellville Rapid 2025
		date 2025-06-07	rnd 4	type Rapid	result 1	date 2025-06-07	rnd 6	type Rapid	result 1
		Opponent Khahledi, M (Motlatsi)				Opponent Marais, E (Enzo)
2	1	Tournament Bellville Rapid 2025				Tournament Bellville Rapid 2025
		date 2025-06-07	rnd 2	type Rapid	result 1	date 2025-06-07	rnd 2	type Rapid	result 1
		Opponent De Wet, M (Marco)				Opponent De Wet, M (Marco)
3	1	Tournament Bellville Club Championship 2025				Tournament Bellville Club Championship 2025
		date 2025-05-12	rnd 7	type Standard	result 1	date 2025-05-12	rnd 7	type Standard	result 1
		Opponent Dippenaar, F (Francois)				Opponent Dippenaar, F (Francois)

#	Games	Start				End
1	1	Tournament Bellville Club Championship 2025				Tournament Bellville Club Championship 2025
		date 2025-05-12	rnd 7	type Standard	result 1	date 2025-05-12	rnd 7	type Standard	result 1
		Opponent Dippenaar, F (Francois)				Opponent Dippenaar, F (Francois)
2	1	Tournament Bellville Club Championship 2025				Tournament Bellville Club Championship 2025
		date 2025-03-03	rnd 1	type Standard	result 0.5	date 2025-03-03	rnd 1	type Standard	result 0.5
		Opponent Wilkinson, D (Damian)				Opponent Wilkinson, D (Damian)

#	Games	Start				End
1	3	Tournament Bellville Rapid 2025				Tournament Bellville Rapid 2025
		date 2025-06-07	rnd 4	type Rapid	result 1	date 2025-06-07	rnd 6	type Rapid	result 1
		Opponent Khahledi, M (Motlatsi)				Opponent Marais, E (Enzo)
2	1	Tournament Bellville Rapid 2025				Tournament Bellville Rapid 2025
		date 2025-06-07	rnd 2	type Rapid	result 1	date 2025-06-07	rnd 2	type Rapid	result 1
		Opponent De Wet, M (Marco)				Opponent De Wet, M (Marco)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Bellville Rapid 2025				Tournament Bellville Rapid 2025
		date 2025-06-07	rnd 4	type Rapid	result 1	date 2025-06-07	rnd 6	type Rapid	result 1
		Opponent Khahledi, M (Motlatsi)				Opponent Marais, E (Enzo)
2	1	Tournament Bellville Rapid 2025				Tournament Bellville Rapid 2025
		date 2025-06-07	rnd 2	type Rapid	result 1	date 2025-06-07	rnd 2	type Rapid	result 1
		Opponent De Wet, M (Marco)				Opponent De Wet, M (Marco)
3	1	Tournament Bellville Club Championship 2025				Tournament Bellville Club Championship 2025
		date 2025-05-12	rnd 7	type Standard	result 1	date 2025-05-12	rnd 7	type Standard	result 1
		Opponent Dippenaar, F (Francois)				Opponent Dippenaar, F (Francois)

#	Games	Start				End
1	1	Tournament Bellville Club Championship 2025				Tournament Bellville Club Championship 2025
		date 2025-05-12	rnd 7	type Standard	result 1	date 2025-05-12	rnd 7	type Standard	result 1
		Opponent Dippenaar, F (Francois)				Opponent Dippenaar, F (Francois)

#	Games	Start				End
1	3	Tournament Bellville Rapid 2025				Tournament Bellville Rapid 2025
		date 2025-06-07	rnd 4	type Rapid	result 1	date 2025-06-07	rnd 6	type Rapid	result 1
		Opponent Khahledi, M (Motlatsi)				Opponent Marais, E (Enzo)
2	1	Tournament Bellville Rapid 2025				Tournament Bellville Rapid 2025
		date 2025-06-07	rnd 2	type Rapid	result 1	date 2025-06-07	rnd 2	type Rapid	result 1
		Opponent De Wet, M (Marco)				Opponent De Wet, M (Marco)

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	Marais ,E (Enzo)	2	1	0	1	0	-425	1	1	425	0	0	0
1	Marais ,E (Enzo)	2	1292.7	1292.7	1	1282.3	867.7	1	1229.5	1717.7	0	0	0
2	Cloete ,C (Claythin)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Cloete ,C (Claythin)	1	1271.3	846.3	1	1290.6	846.3	0	0	0	0	0	0
3	Le Roux ,AM (Andrew Murray)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Le Roux ,AM (Andrew Murray)	1	1000	575	1	1000	575	0	0	0	0	0	0
4	Hill ,S (Samuel)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Hill ,S (Samuel)	1	1217.3	792.3	1	1200	792.3	0	0	0	0	0	0
5	Wilkinson ,D (Damian)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Wilkinson ,D (Damian)	1	1245.6	1245.6	1	1243.5	1245.6	0	0	0	0	0	0
6	Dippenaar ,F (Francois)	1	1	425	1	1	425	0	0	0	0	0	0
6	Dippenaar ,F (Francois)	1	1155.8	1580.8	1	1168.5	1580.8	0	0	0	0	0	0
7	Wepener ,A (Alexander)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Wepener ,A (Alexander)	1	1375.2	950.2	1	1379.5	950.2	0	0	0	0	0	0
8	Fitzgerald ,P (Patrick)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Fitzgerald ,P (Patrick)	1	1202.6	777.6	1	1210.6	777.6	0	0	0	0	0	0
9	Masunda ,T (Trust)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Masunda ,T (Trust)	1	1217.1	792.1	0	0	0	1	1212	792.1	0	0	0
10	Norman ,Z (Zack)	1	1	425	0	0	0	1	1	425	0	0	0
10	Norman ,Z (Zack)	1	1206.5	1631.5	0	0	0	1	1200	1631.5	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Bester, D (Dirk)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms