Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Schalkwyk, M (Mieke)

Chess SA id

2170323362

FIDE id

Date of birth

2017-12-14 (U10)

Gender

Female

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-07-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1198.8	1198.6	1200	1200
Raw rating	1196.1	1195.3	1200	1200
Weighted rating	1198.8	1198.6	1200	1200
Weighted performance	0	0	0	0
Floor	699.9	699.9	700	700
K-factor	40	40	36	36
Min/Max rating change allowed	166.7	166.9	165.8	165.8
Highest rating	1199.9 2025-07-24	1199.9 2025-07-24	1200 2025-08-01	1200 2025-08-01
Highest raw rating	1199.9 2025-07-24	1199.9 2025-07-24	1200 2025-08-01	1200 2025-08-01
Highest weighted rating	1199.9 2025-07-24	1199.9 2025-07-24	1200 2025-08-01	1200 2025-08-01
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	-0.3	0	0
New rating	1198.6	1198.3	1200	1200
Analysis
Rating	1198.8	1198.6	1200	1200
Raw rating	1196.1	1195.3	1200	1200
Weighted rating	1198.8	1198.6	1200
Weighted performance	0	0	0
K-factor	40	40	36	36
Floor	699.9	699.9	700	700
Max/Min rating change allowed	166.7	166.9	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	1196.1	1195.3	1200	1200
New weighted rating	1198.6	1198.3	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1198.6	1198.3	1200	1200
Temp new rating +/-	-0.3	-0.3	0	0
Final new rating +/-	-0.3	-0.3	0	0
New rating	1198.6	1198.3	1200	1200
New K-factor	40	40	36	36
New floor	699.9	699.9	700	700

Item	Main	Standard
	0	0
	9	9
	0	0
	0	0
	0	0
	0	0
History	9	9

Games since
	Main 9	Standard 9		Rapid 0		Blitz 0
Gender	Female
Age group	U10
Region	Tshwane (GTP)
Province	Gauteng (GT)
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	9	2.5	27.78	-188.9	1253.7	1064.8
Standard	9	2.5	27.78	-188.9	1253.7	1064.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	9	2.5	27.78	-188.9	1253.7	1064.8
Standard	9	2.5	27.78	-188.9	1253.7	1064.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1196.1	1195.3	1200	1200
2025-09-30	1196.1	1195.3	1200	1200
2025-09-01	1196.1	1195.3	1200	1200
2025-08-01	1196.1	1195.3	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
2024-09-01	1200	1200	1200	1200
2024-05-01	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

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 Menlo Open (U10)	2025-07-26	2025-07-26	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis
2	2025 Wynie Robbertse Chess Tournament (U10)	2025-07-19	2025-07-19	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Menlo Open (U10)	2025-07-26	2025-07-26	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis
2	2025 Wynie Robbertse Chess Tournament (U10)	2025-07-19	2025-07-19	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2025 Wynie Robbertse Chess Tournament				Tournament 2025 Wynie Robbertse Chess Tournament
		date 2025-07-19	rnd 4	type Standard	result 1	date 2025-07-19	rnd 5	type Standard	result 0.5
		Opponent Nyaphuli, R (Rorisang)				Opponent Le Roux, N (Nickus)
2	1	Tournament 2025 Menlo Open				Tournament 2025 Menlo Open
		date 2025-07-26	rnd 4	type Standard	result 1	date 2025-07-26	rnd 4	type Standard	result 1
		Opponent Mashego, M (Mohau)				Opponent Mashego, M (Mohau)

#	Games	Start				End
1	2	Tournament 2025 Wynie Robbertse Chess Tournament				Tournament 2025 Wynie Robbertse Chess Tournament
		date 2025-07-19	rnd 4	type Standard	result 1	date 2025-07-19	rnd 5	type Standard	result 0.5
		Opponent Nyaphuli, R (Rorisang)				Opponent Le Roux, N (Nickus)
2	1	Tournament 2025 Menlo Open				Tournament 2025 Menlo Open
		date 2025-07-26	rnd 4	type Standard	result 1	date 2025-07-26	rnd 4	type Standard	result 1
		Opponent Mashego, M (Mohau)				Opponent Mashego, M (Mohau)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2025 Menlo Open				Tournament 2025 Menlo Open
		date 2025-07-26	rnd 4	type Standard	result 1	date 2025-07-26	rnd 4	type Standard	result 1
		Opponent Mashego, M (Mohau)				Opponent Mashego, M (Mohau)
2	1	Tournament 2025 Wynie Robbertse Chess Tournament				Tournament 2025 Wynie Robbertse Chess Tournament
		date 2025-07-19	rnd 4	type Standard	result 1	date 2025-07-19	rnd 4	type Standard	result 1
		Opponent Nyaphuli, R (Rorisang)				Opponent Nyaphuli, R (Rorisang)

#	Games	Start				End
1	1	Tournament 2025 Menlo Open				Tournament 2025 Menlo Open
		date 2025-07-26	rnd 4	type Standard	result 1	date 2025-07-26	rnd 4	type Standard	result 1
		Opponent Mashego, M (Mohau)				Opponent Mashego, M (Mohau)
2	1	Tournament 2025 Wynie Robbertse Chess Tournament				Tournament 2025 Wynie Robbertse Chess Tournament
		date 2025-07-19	rnd 4	type Standard	result 1	date 2025-07-19	rnd 4	type Standard	result 1
		Opponent Nyaphuli, R (Rorisang)				Opponent Nyaphuli, R (Rorisang)

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	Mashego ,M (Mohau)	2	1	0	2	1	0	0	0	0	0	0	0
1	Mashego ,M (Mohau)	2	1194.8	1194.8	2	1193.8	1194.8	0	0	0	0	0	0
2	Marais ,D (Dani�l)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Marais ,D (Dani�l)	1	1209.8	784.8	1	1211.2	784.8	0	0	0	0	0	0
3	Van Dalen ,L (Lenert)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Van Dalen ,L (Lenert)	1	1543.7	1118.7	1	1538.4	1118.7	0	0	0	0	0	0
4	Mathopa ,L (Leeto)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Mathopa ,L (Leeto)	1	1204.6	779.6	1	1207.6	779.6	0	0	0	0	0	0
5	Le Roux ,N (Nickus)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Le Roux ,N (Nickus)	1	1226	1226	1	1232.5	1226	0	0	0	0	0	0
6	Karapanagiotidis ,A (Alexi)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Karapanagiotidis ,A (Alexi)	1	1205.1	780.1	1	1207.4	780.1	0	0	0	0	0	0
7	Nyaphuli ,R (Rorisang)	1	1	425	1	1	425	0	0	0	0	0	0
7	Nyaphuli ,R (Rorisang)	1	1199.5	1624.5	1	1199.4	1624.5	0	0	0	0	0	0
8	Van Der Stoep ,D (Dian)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Van Der Stoep ,D (Dian)	1	1305.3	880.3	1	1303.5	880.3	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 Schalkwyk, M (Mieke)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms