Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Beer, A (Adrian)

Chess SA id

170089778

FIDE id

Date of birth

1970-02-16 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-05-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1305.8	1300	1300	1430.6
Raw rating	1305.8	1300	1300	1430.6
Weighted rating	1305.3	1299	1299	1430
Weighted performance	0	0	0	0
Floor	805.8	800	800	930.6
K-factor	36	36	36	32
Min/Max rating change allowed	142.6	143.8	143.8	119.4
Highest rating	1366.7 2018-06-01	1300 2024-02-01	1300 2024-02-01	1467.5 2018-05-01
Highest raw rating	1305.8 2024-02-01	1300 2024-02-01	1300 2024-02-01	1430.6 2024-02-01
Highest weighted rating	1304.3 2025-08-01	1296.7 2025-08-01	1296.7 2025-08-01	1428.4 2025-08-01
Highest weighted performance	1366.7 2018-06-01	1200 2024-02-01	1200 2024-02-01	1467.5 2018-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1305.8	1300	1300	1430.6
Analysis
Rating	1305.8	1300	1300	1430.6
Raw rating	1305.8	1300	1300	1430.6
Weighted rating	1305.3	1299	1299
Weighted performance	0	0	0
K-factor	36	36	36	32
Floor	805.8	800	800	930.6
Max/Min rating change allowed	142.6	143.8	143.8	119.4
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	1305.8	1300	1300	1430.6
New weighted rating	1305.6	1299.7	1299.7	1430.4
New weighted performance	0	0	0	0
Temp new rating	1305.8	1300	1300	1430.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1305.8	1300	1300	1430.6
New K-factor	36	36	36	32
New floor	805.8	800	800	930.6

Item	Main	Blitz
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	29	29

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
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	23	19	82.61	277.2	1229.3	1506.4
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	23	19	82.61	277.2	1229.3	1506.4

Date	Main	Standard	Rapid	Blitz
2025-09-30	1305.8	1300	1300	1430.6
2025-09-01	1305.8	1300	1300	1430.6
2025-08-01	1305.8	1300	1300	1430.6
2025-07-01	1305.8	1300	1300	1430.6
2025-06-01	1305.8	1300	1300	1430.6
2025-05-01	1305.8	1300	1300	1430.6
2025-04-01	1305.8	1300	1300	1430.6
2025-03-01	1305.8	1300	1300	1430.6
2025-02-01	1305.8	1300	1300	1430.6
2025-01-01	1305.8	1300	1300	1430.6
2024-12-01	1305.8	1300	1300	1430.6
2024-11-01	1305.8	1300	1300	1430.6
2024-10-01	1305.8	1300	1300	1430.6
2024-09-01	1305.8	1300	1300	1430.6
2024-08-01	1305.8	1300	1300	1430.6
2024-07-01	1305.8	1300	1300	1430.6
2024-06-01	1305.8	1300	1300	1430.6
2024-08-01	1305.8	1300	1300	1430.6
2024-04-01	1305.8	1300	1300	1430.6
2024-03-01	1305.8	1300	1300	1430.6
2024-02-01	1305.8	1300	1300	1430.6
2024-01-01	1305.8	1300	1300	1430.6
2023-12-01	1261.8	1200	1200	1365.8
2023-11-01	1261.8	1200	1200	1365.8

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	SWVG Arnold Classic Rapid & Blitz 2018 (Blitz Open)	2018-05-19	2018-05-20	Blitz	Tshwane (GTP)	10	10	6	Yes	Analysis
2	SWVG Arnold Classic Rapid & Blitz 2018 (Blitz Parents)	2018-05-19	2018-05-20	Blitz	Tshwane (GTP)	13	13	13	Yes	Analysis

#	Games	Start				End
1	8	Tournament SWVG Arnold Classic Rapid & Blitz 2018				Tournament SWVG Arnold Classic Rapid & Blitz 2018
		date 2018-05-19	rnd 7	type Blitz	result 1	date 2018-05-20	rnd 8	type Blitz	result 1
		Opponent Kushar, T (Tristan)				Opponent Majebe, CF (Civenga Frederick)
2	8	Tournament SWVG Arnold Classic Rapid & Blitz 2018				Tournament SWVG Arnold Classic Rapid & Blitz 2018
		date 2018-05-19	rnd 1	type Blitz	result 1	date 2018-05-19	rnd 1	type Blitz	result 1
		Opponent Huisamen, L (Louis Johannes Botha)				Opponent Weich, CG (Christina)
3	2	Tournament SWVG Arnold Classic Rapid & Blitz 2018				Tournament SWVG Arnold Classic Rapid & Blitz 2018
		date 2018-05-19	rnd 3	type Blitz	result 1	date 2018-05-19	rnd 4	type Blitz	result 1
		Opponent Levitan, J (Judah)				Opponent Levitan, C (Caleb)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament SWVG Arnold Classic Rapid & Blitz 2018				Tournament SWVG Arnold Classic Rapid & Blitz 2018
		date 2018-05-19	rnd 7	type Blitz	result 1	date 2018-05-20	rnd 8	type Blitz	result 1
		Opponent Kushar, T (Tristan)				Opponent Majebe, CF (Civenga Frederick)
2	8	Tournament SWVG Arnold Classic Rapid & Blitz 2018				Tournament SWVG Arnold Classic Rapid & Blitz 2018
		date 2018-05-19	rnd 1	type Blitz	result 1	date 2018-05-19	rnd 1	type Blitz	result 1
		Opponent Huisamen, L (Louis Johannes Botha)				Opponent Weich, CG (Christina)
3	2	Tournament SWVG Arnold Classic Rapid & Blitz 2018				Tournament SWVG Arnold Classic Rapid & Blitz 2018
		date 2018-05-19	rnd 3	type Blitz	result 1	date 2018-05-19	rnd 4	type Blitz	result 1
		Opponent Levitan, J (Judah)				Opponent Levitan, C (Caleb)

#	Games	Start				End
1	8	Tournament SWVG Arnold Classic Rapid & Blitz 2018				Tournament SWVG Arnold Classic Rapid & Blitz 2018
		date 2018-05-19	rnd 7	type Blitz	result 1	date 2018-05-20	rnd 8	type Blitz	result 1
		Opponent Kushar, T (Tristan)				Opponent Majebe, CF (Civenga Frederick)
2	8	Tournament SWVG Arnold Classic Rapid & Blitz 2018				Tournament SWVG Arnold Classic Rapid & Blitz 2018
		date 2018-05-19	rnd 1	type Blitz	result 1	date 2018-05-19	rnd 1	type Blitz	result 1
		Opponent Huisamen, L (Louis Johannes Botha)				Opponent Weich, CG (Christina)
3	2	Tournament SWVG Arnold Classic Rapid & Blitz 2018				Tournament SWVG Arnold Classic Rapid & Blitz 2018
		date 2018-05-19	rnd 3	type Blitz	result 1	date 2018-05-19	rnd 4	type Blitz	result 1
		Opponent Levitan, J (Judah)				Opponent Levitan, C (Caleb)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament SWVG Arnold Classic Rapid & Blitz 2018				Tournament SWVG Arnold Classic Rapid & Blitz 2018
		date 2018-05-19	rnd 7	type Blitz	result 1	date 2018-05-20	rnd 8	type Blitz	result 1
		Opponent Kushar, T (Tristan)				Opponent Majebe, CF (Civenga Frederick)
2	8	Tournament SWVG Arnold Classic Rapid & Blitz 2018				Tournament SWVG Arnold Classic Rapid & Blitz 2018
		date 2018-05-19	rnd 1	type Blitz	result 1	date 2018-05-19	rnd 1	type Blitz	result 1
		Opponent Huisamen, L (Louis Johannes Botha)				Opponent Weich, CG (Christina)
3	2	Tournament SWVG Arnold Classic Rapid & Blitz 2018				Tournament SWVG Arnold Classic Rapid & Blitz 2018
		date 2018-05-19	rnd 3	type Blitz	result 1	date 2018-05-19	rnd 4	type Blitz	result 1
		Opponent Levitan, J (Judah)				Opponent Levitan, C (Caleb)

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	Weich ,CG (Christina G)	2	2	425	0	0	0	0	0	0	2	2	425
1	Weich ,CG (Christina G)	2	1348	1773	0	0	0	0	0	0	2	1348	1773
2	Ramlall ,R (Rakesh)	1	1	425	0	0	0	0	0	0	1	1	425
2	Ramlall ,R (Rakesh)	1	1200	1625	0	0	0	0	0	0	1	1200	1625
3	Huisamen ,L (Louis Johannes Botha)	1	1	425	0	0	0	0	0	0	1	1	425
3	Huisamen ,L (Louis Johannes Botha)	1	1200	1625	0	0	0	0	0	0	1	1200	1625
4	De Villiers ,F (Franchelle)	1	1	425	0	0	0	0	0	0	1	1	425
4	De Villiers ,F (Franchelle)	1	500	925	0	0	0	0	0	0	1	500	925
5	Govender ,Y (Yaduvir)	1	0	-425	0	0	0	0	0	0	1	0	-425
5	Govender ,Y (Yaduvir)	1	1562.2	1137.2	0	0	0	0	0	0	1	1219.5	1137.2
6	De Villiers ,F (Francois)	1	1	425	0	0	0	0	0	0	1	1	425
6	De Villiers ,F (Francois)	1	1200	1625	0	0	0	0	0	0	1	1200	1625
7	Grobler ,P (Philip)	1	1	425	0	0	0	0	0	0	1	1	425
7	Grobler ,P (Philip)	1	1200	1625	0	0	0	0	0	0	1	1200	1625
8	Smit ,D (Devon)	1	0	-425	0	0	0	0	0	0	1	0	-425
8	Smit ,D (Devon)	1	1414.9	989.9	0	0	0	0	0	0	1	1194.1	989.9
9	Elliott ,D (Dwaine)	1	1	425	0	0	0	0	0	0	1	1	425
9	Elliott ,D (Dwaine)	1	1200	1625	0	0	0	0	0	0	1	1200	1625
10	Govender ,S (Sergen)	1	1	425	0	0	0	0	0	0	1	1	425
10	Govender ,S (Sergen)	1	1200	1625	0	0	0	0	0	0	1	1200	1625

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

De Beer, A (Adrian)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms