Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Merwe, C (Christina)

Chess SA id

2160153141

FIDE id

Date of birth

2016-08-27 (U12)

Gender

Female

Region

Chess South Africa (CSA)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-11-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1201.3	1190.2	1217.9	1200
Raw rating	1201.3	1190.2	1217.9	1200
Weighted rating	1199.6	1188.4	1217.6	1200
Weighted performance	0	0	0	0
Floor	713	700	721.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	165.5	168.1	161.6	165.8
Highest rating	1222 2023-03-01	1200 2018-10-01	1286.3 2023-03-01	1200 2018-10-01
Highest raw rating	1213 2023-04-01	1200 2024-03-01	1221.6 2023-04-01	1200 2024-03-01
Highest weighted rating	1213 2024-09-01	1200 2018-10-01	1221.6 2025-03-01	1200 2018-10-01
Highest weighted performance	1222 2023-03-01	1200 2024-03-01	1286.3 2023-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1201.3	1190.2	1217.9	1200
Analysis
Rating	1201.3	1190.2	1217.9	1200
Raw rating	1201.3	1190.2	1217.9	1200
Weighted rating	1199.6	1188.4	1217.6
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	713	700	721.6	700
Max/Min rating change allowed	165.5	168.1	161.6	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	1201.3	1190.2	1217.9	1200
New weighted rating	1199.6	1188.4	1217.6	1200
New weighted performance	0	0	0	0
Temp new rating	1201.3	1190.2	1217.9	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1201.3	1190.2	1217.9	1200
New K-factor	36	36	36	36
New floor	713	700	721.6	700

Item	Main	Standard	Rapid
	0	0	0
	5	5	0
	10	5	5
	5	0	5
	0	0	0
	0	0	0
History	20	10	10

Games since
	Main 15	Standard 10		Rapid 5		Blitz 0
Gender	Female
Age group	U10
Region	Chess South Africa (CSA)
Province
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U10	-1		-1		-1
U10 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U10	-1		-1		-1
U10 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U10	-1		-1		-1
U10 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U10	-1		-1		-1
U10 Female	-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	1.5	30	-170	1209.8	1039.8
Standard	5	1.5	30	-170	1209.8	1039.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	20	7.5	37.5	-106.2	1219.9	1113.7
Standard	10	2.5	25	-212.5	1213.7	1001.2
Rapid	10	5	50	0	1226.1	1226.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1201.3	1190.2	1217.9	1200
2025-11-30	1201.3	1190.2	1217.9	1200
2025-11-01	1201.3	1190.2	1217.9	1200
2025-09-30	1201.3	1190.2	1217.9	1200
2025-09-01	1201.3	1190.2	1217.9	1200
2025-08-01	1201.3	1190.2	1217.9	1200
2025-07-01	1201.3	1190.2	1217.9	1200
2025-06-01	1201.3	1190.2	1217.9	1200
2025-05-01	1201.3	1190.2	1217.9	1200
2025-04-01	1201.3	1190.2	1217.9	1200
2025-03-01	1201.3	1190.2	1217.9	1200
2025-02-01	1199.1	1187.4	1217.9	1200
2025-01-01	1163.5	1145.3	1216.6	1200
2024-12-01	1163.5	1145.3	1216.6	1200
2024-11-01	1208	1200	1216.6	1200
2024-10-01	1208	1200	1216.6	1200
2024-09-01	1208	1200	1216.6	1200
2024-11-01	1208	1200	1216.6	1200
2024-07-01	1208	1200	1216.6	1200
2024-06-01	1208	1200	1216.6	1200
2024-05-01	1208	1200	1216.6	1200
2024-04-01	1208	1200	1216.6	1200
2024-03-01	1208	1200	1216.6	1200
2024-02-01	1213	1200	1221.6	1200

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	Laerskool Calvinia - Calvie Skaakklub Toernooi 2025 (U10)	2025-11-08	2025-11-08	Standard	Namakwa (NCN)	5	5	1.5	Yes	Analysis
2	PR Booyse Standard Tournament 024 (Development)	2024-11-02	2024-11-02	Standard	West Coast (WCU)	5	5	1	Yes	Analysis
3	Bo-Weskus Skole Prestige 2024 (O9 Dogters)	2024-02-10	2024-02-10	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
4	Bo-Weskus Skole Prestige 2023 (O7 Dogters)	2023-03-04	2023-03-04	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis

#	Games	Start				End
1	4	Tournament Bo-Weskus Skole Prestige 2023				Tournament Bo-Weskus Skole Prestige 2023
		date 2023-03-04	rnd 2	type Rapid	result 0.5	date 2023-03-04	rnd 5	type Rapid	result 0.5
		Opponent Adonis, G (Gia)				Opponent Kapank, K (Kristen)
2	2	Tournament Bo-Weskus Skole Prestige 2024				Tournament Bo-Weskus Skole Prestige 2024
		date 2024-02-10	rnd 2	type Rapid	result 1	date 2024-02-10	rnd 3	type Rapid	result 1
		Opponent Skippers, J (Jamie-Lee)				Opponent Beukes, P (Peyton)
3	1	Tournament PR Booyse Standard Tournament 024				Tournament PR Booyse Standard Tournament 024
		date 2024-11-02	rnd 1	type Standard	result 1	date 2024-11-02	rnd 1	type Standard	result 1
		Opponent Nieuwoudt, D (David)				Opponent Nieuwoudt, D (David)

#	Games	Start				End
1	1	Tournament PR Booyse Standard Tournament 024				Tournament PR Booyse Standard Tournament 024
		date 2024-11-02	rnd 1	type Standard	result 1	date 2024-11-02	rnd 1	type Standard	result 1
		Opponent Nieuwoudt, D (David)				Opponent Nieuwoudt, D (David)

#	Games	Start				End
1	4	Tournament Bo-Weskus Skole Prestige 2023				Tournament Bo-Weskus Skole Prestige 2023
		date 2023-03-04	rnd 2	type Rapid	result 0.5	date 2023-03-04	rnd 5	type Rapid	result 0.5
		Opponent Adonis, G (Gia)				Opponent Kapank, K (Kristen)
2	2	Tournament Bo-Weskus Skole Prestige 2024				Tournament Bo-Weskus Skole Prestige 2024
		date 2024-02-10	rnd 2	type Rapid	result 1	date 2024-02-10	rnd 3	type Rapid	result 1
		Opponent Skippers, J (Jamie-Lee)				Opponent Beukes, P (Peyton)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Bo-Weskus Skole Prestige 2024				Tournament Bo-Weskus Skole Prestige 2024
		date 2024-02-10	rnd 2	type Rapid	result 1	date 2024-02-10	rnd 3	type Rapid	result 1
		Opponent Skippers, J (Jamie-Lee)				Opponent Beukes, P (Peyton)
2	2	Tournament Bo-Weskus Skole Prestige 2023				Tournament Bo-Weskus Skole Prestige 2023
		date 2023-03-04	rnd 3	type Rapid	result 1	date 2023-03-04	rnd 4	type Rapid	result 1
		Opponent Kotze, Z (Ziandre)				Opponent Fortuin, M (Mia)
3	1	Tournament PR Booyse Standard Tournament 024				Tournament PR Booyse Standard Tournament 024
		date 2024-11-02	rnd 1	type Standard	result 1	date 2024-11-02	rnd 1	type Standard	result 1
		Opponent Nieuwoudt, D (David)				Opponent Nieuwoudt, D (David)

#	Games	Start				End
1	1	Tournament PR Booyse Standard Tournament 024				Tournament PR Booyse Standard Tournament 024
		date 2024-11-02	rnd 1	type Standard	result 1	date 2024-11-02	rnd 1	type Standard	result 1
		Opponent Nieuwoudt, D (David)				Opponent Nieuwoudt, D (David)

#	Games	Start				End
1	2	Tournament Bo-Weskus Skole Prestige 2024				Tournament Bo-Weskus Skole Prestige 2024
		date 2024-02-10	rnd 2	type Rapid	result 1	date 2024-02-10	rnd 3	type Rapid	result 1
		Opponent Skippers, J (Jamie-Lee)				Opponent Beukes, P (Peyton)
2	2	Tournament Bo-Weskus Skole Prestige 2023				Tournament Bo-Weskus Skole Prestige 2023
		date 2023-03-04	rnd 3	type Rapid	result 1	date 2023-03-04	rnd 4	type Rapid	result 1
		Opponent Kotze, Z (Ziandre)				Opponent Fortuin, M (Mia)

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	Visser ,R (Ronaldo)	1	1	425	1	1	425	0	0	0	0	0	0
1	Visser ,R (Ronaldo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Magerman ,J (Jeneva)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
2	Magerman ,J (Jeneva)	1	1184.5	1184.5	1	1200	1184.5	0	0	0	0	0	0
3	Nel ,W (Willem)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Nel ,W (Willem)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Nieuwoudt ,D (David)	1	1	425	1	1	425	0	0	0	0	0	0
4	Nieuwoudt ,D (David)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Schade ,B (Ben)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Schade ,B (Ben)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Julies ,J (Jazne)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Julies ,J (Jazne)	1	1102.8	677.8	1	1114.4	677.8	0	0	0	0	0	0
7	Pienaar ,R (Ryan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Pienaar ,R (Ryan)	1	1272.8	847.8	1	1234.8	847.8	0	0	0	0	0	0
8	Tieties ,L (Lilanie)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Tieties ,L (Lilanie)	1	1385	960	1	1308.4	960	0	0	0	0	0	0
9	Van Wyk ,J (Juan)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Van Wyk ,J (Juan)	1	1191.5	766.5	1	1188.8	766.5	0	0	0	0	0	0
10	Visagie ,A (Albertus)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Visagie ,A (Albertus)	1	1200	775	1	1200	775	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Van Der Merwe, C (Christina)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms