Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Merwe, A (Albert)

Chess SA id

1140326223

FIDE id

Date of birth

2014-02-21 (U12)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-15

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1218.3	1222.1	1200	1200
Raw rating	1218.3	1222.1	1200	1200
Weighted rating	1202.9	1203.5	1200	1200
Weighted performance	0	0	0	0
Floor	718.3	722.1	700	700
K-factor	36	36	40	40
Min/Max rating change allowed	161.6	160.7	165.8	165.8
Highest rating	1218.3 2025-09-01	1222.1 2025-09-01	1199 2025-08-23	1199 2025-08-23
Highest raw rating	1218.3 2025-09-01	1222.1 2025-09-01	1199 2025-08-23	1199 2025-08-23
Highest weighted rating	1201.5 2025-09-01	1201.8 2025-09-01	0 2025-08-23	0 2025-08-23
Highest weighted performance	0 2025-08-23	0 2025-08-23	0 2025-08-23	0 2025-08-23

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1218.3	1222.1	1200	1200
Analysis
Rating	1218.3	1222.1	1200	1200
Raw rating	1218.3	1222.1	1200	1200
Weighted rating	1202.9	1203.5	1200
Weighted performance	0	0	0
K-factor	36	36	40	40
Floor	718.3	722.1	700	700
Max/Min rating change allowed	161.6	160.7	165.8	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	1218.3	1222.1	1200	1200
New weighted rating	1204.2	1205.1	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1218.3	1222.1	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1218.3	1222.1	1200	1200
New K-factor	36	36	36	36
New floor	718.3	722.1	700	700

Item	Main	Standard
	0	0
	5	5
	0	0
	0	0
	0	0
	0	0
History	5	5

Games since
	Main 5	Standard 5		Rapid 0		Blitz 0
Gender	M
Age group	U12
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
M	-1		-1		-1
U12	-1		-1		-1
U12 M	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
M	-1		-1		-1
U12	-1		-1		-1
U12 M	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
M	-1		-1		-1
U12	-1		-1		-1
U12 M	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
M	-1		-1		-1
U12	-1		-1		-1
U12 M	-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	5	3	60	85	1201.5	1286.5
Standard	5	3	60	85	1201.5	1286.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	5	3	60	85	1201.5	1286.5
Standard	5	3	60	85	1201.5	1286.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1218.3	1222.1	1200	1200
2025-09-01	1218.3	1222.1	1200	1200
2025-08-01	1200	1200	1200	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	2025 Tshwane South School District CLOSED League Championship (U11B)	2025-08-15	2025-08-15	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Tshwane South School District CLOSED League Championship (U11B)	2025-08-15	2025-08-15	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2025 Tshwane South School District CLOSED League Championship				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2025-08-15	rnd 1	type Standard	result 1	date 2025-08-15	rnd 2	type Standard	result 1
		Opponent Niemand, O (Olivia)				Opponent Fourie, E (Emma)
2	1	Tournament 2025 Tshwane South School District CLOSED League Championship				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2025-08-15	rnd 5	type Standard	result 1	date 2025-08-15	rnd 5	type Standard	result 1
		Opponent Roos, S (Sias)				Opponent Roos, S (Sias)

#	Games	Start				End
1	2	Tournament 2025 Tshwane South School District CLOSED League Championship				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2025-08-15	rnd 1	type Standard	result 1	date 2025-08-15	rnd 2	type Standard	result 1
		Opponent Niemand, O (Olivia)				Opponent Fourie, E (Emma)
2	1	Tournament 2025 Tshwane South School District CLOSED League Championship				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2025-08-15	rnd 5	type Standard	result 1	date 2025-08-15	rnd 5	type Standard	result 1
		Opponent Roos, S (Sias)				Opponent Roos, S (Sias)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2025 Tshwane South School District CLOSED League Championship				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2025-08-15	rnd 1	type Standard	result 1	date 2025-08-15	rnd 2	type Standard	result 1
		Opponent Niemand, O (Olivia)				Opponent Fourie, E (Emma)
2	1	Tournament 2025 Tshwane South School District CLOSED League Championship				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2025-08-15	rnd 5	type Standard	result 1	date 2025-08-15	rnd 5	type Standard	result 1
		Opponent Roos, S (Sias)				Opponent Roos, S (Sias)

#	Games	Start				End
1	2	Tournament 2025 Tshwane South School District CLOSED League Championship				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2025-08-15	rnd 1	type Standard	result 1	date 2025-08-15	rnd 2	type Standard	result 1
		Opponent Niemand, O (Olivia)				Opponent Fourie, E (Emma)
2	1	Tournament 2025 Tshwane South School District CLOSED League Championship				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2025-08-15	rnd 5	type Standard	result 1	date 2025-08-15	rnd 5	type Standard	result 1
		Opponent Roos, S (Sias)				Opponent Roos, S (Sias)

No games found.

#	Games	Start				End

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	Mahopo ,R (Rorisang)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Mahopo ,R (Rorisang)	1	1185.5	760.5	1	1182.4	760.5	0	0	0	0	0	0
2	Pistorius ,X (Xian)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Pistorius ,X (Xian)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Roos ,S (Sias)	1	1	425	1	1	425	0	0	0	0	0	0
3	Roos ,S (Sias)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Fourie ,E (Emma)	1	1	425	1	1	425	0	0	0	0	0	0
4	Fourie ,E (Emma)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Niemand ,O (Olivia)	1	1	425	1	1	425	0	0	0	0	0	0
5	Niemand ,O (Olivia)	1	1222	1647	1	1227	1647	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Van Der Merwe, A (Albert)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms