Chess South Africa Ratings Database

PLAYER PAGE

Personal

Schalkwyk, C (Christiaan)

Chess SA id

1150136754

FIDE id

Date of birth

2015-03-29 (U12)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-10-29

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1191.6	1199.7	1200	1142
Raw rating	1191.6	1199.7	1200	1142
Weighted rating	1191.6	1199.7	1200	1142
Weighted performance	680.2	0	0	0
Floor	711.3	714.4	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	167.8	165.9	165.8	180.1
Highest rating	1274.4 2022-02-01	1279.3 2022-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1211.3 2022-03-01	1214.4 2022-03-01	1200 2024-02-01	1200 2019-12-01
Highest weighted rating	1211.3 2022-03-01	1214.4 2022-03-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1274.4 2022-02-01	1279.3 2022-02-01	1200 2024-02-01	1200 2019-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1191.6	1199.7	1200	1142
Analysis
Rating	1191.6	1199.7	1200	1142
Raw rating	1191.6	1199.7	1200	1142
Weighted rating	1191.6	1199.7	1200
Weighted performance	680.2	0	0
K-factor	36	36	36	36
Floor	711.3	714.4	700	700
Max/Min rating change allowed	167.8	165.9	165.8	180.1
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	1191.6	1199.7	1200	1142
New weighted rating	1191.6	1199.7	1200	1142
New weighted performance	679.8	0	0	0
Temp new rating	1191.6	1199.7	1200	1142
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1191.6	1199.7	1200	1142
New K-factor	36	36	36	36
New floor	711.3	714.4	700	700

Item	Main	Standard	Blitz
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	26	19	7
	0	0	0
History	26	19	7

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U12
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	26	13	50	0	1150.6	1150.6
Standard	19	11	57.89	67.1	1113.8	1180.9
Rapid	0	0	0	0	0	0
Blitz	7	2	28.57	-182.1	1250.6	1068.5

Date	Main	Standard	Rapid	Blitz
2025-09-30	1191.6	1199.7	1200	1142
2025-09-01	1191.6	1199.7	1200	1142
2025-08-01	1191.6	1199.7	1200	1142
2025-07-01	1191.6	1199.7	1200	1142
2025-06-01	1191.6	1199.7	1200	1142
2025-05-01	1191.6	1199.7	1200	1142
2025-04-01	1191.6	1199.7	1200	1142
2025-03-01	1191.6	1199.7	1200	1142
2025-02-01	1191.6	1199.7	1200	1142
2025-01-01	1191.6	1199.7	1200	1142
2024-12-01	1191.6	1199.7	1200	1142
2024-11-01	1191.6	1199.7	1200	1142
2024-10-01	1191.6	1199.7	1200	1142
2024-09-01	1191.6	1199.7	1200	1142
2024-08-01	1191.6	1199.7	1200	1142
2024-07-01	1191.6	1199.7	1200	1142
2024-06-01	1191.6	1199.7	1200	1142
2024-08-01	1191.6	1199.7	1200	1142
2024-04-01	1191.6	1199.7	1200	1142
2024-03-01	1191.6	1199.7	1200	1142
2024-02-01	1191.6	1199.7	1200	1142
2024-01-01	1191.6	1199.7	1200	1142
2023-12-01	1191.6	1199.7	1200	1142
2023-11-01	1191.6	1199.7	1200	1142

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	Chessheroes Bazaar Blitz 2022	2022-10-29	2022-10-29	Blitz	Johannesburg Metro (GJM)	7	7	2	Yes	Analysis
2	JMC Womens Day 2022 (U8)	2022-08-06	2022-08-06	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
3	2022 Jacaranda Round Robin (U8)	2022-07-30	2022-07-30	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
4	JNW Trinityhouse LF 2022 (Contenders)	2022-03-12	2022-03-12	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
5	JMC Charterhouse Open 2022 (E)	2022-02-12	2022-02-12	Standard	Johannesburg Metro (GJM)	5	4	3	Yes	Analysis

#	Games	Start				End
1	4	Tournament JMC Charterhouse Open 2022				Tournament JMC Charterhouse Open 2022
		date 2022-02-12	rnd 1	type Standard	result 1	date 2022-02-12	rnd 4	type Standard	result 0.5
		Opponent Deysel, Z (Zachariah)				Opponent Chinoruma, M (Maka)
2	3	Tournament 2022 Jacaranda Round Robin				Tournament JMC Womens Day 2022
		date 2022-07-30	rnd 5	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Roux, M (Mila)				Opponent Steyn, M (Mari-Louise)
3	2	Tournament JMC Womens Day 2022				Tournament JMC Womens Day 2022
		date 2022-08-06	rnd 4	type Standard	result 1	date 2022-08-06	rnd 5	type Standard	result 1
		Opponent Deysel, Z (Zachariah)				Opponent Deysel, E (Eli)

#	Games	Start				End
1	4	Tournament JMC Charterhouse Open 2022				Tournament JMC Charterhouse Open 2022
		date 2022-02-12	rnd 1	type Standard	result 1	date 2022-02-12	rnd 4	type Standard	result 0.5
		Opponent Deysel, Z (Zachariah)				Opponent Chinoruma, M (Maka)
2	3	Tournament 2022 Jacaranda Round Robin				Tournament JMC Womens Day 2022
		date 2022-07-30	rnd 5	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Roux, M (Mila)				Opponent Steyn, M (Mari-Louise)
3	2	Tournament JMC Womens Day 2022				Tournament JMC Womens Day 2022
		date 2022-08-06	rnd 4	type Standard	result 1	date 2022-08-06	rnd 5	type Standard	result 1
		Opponent Deysel, Z (Zachariah)				Opponent Deysel, E (Eli)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Chessheroes Bazaar Blitz 2022				Tournament Chessheroes Bazaar Blitz 2022
		date 2022-10-29	rnd 6	type Blitz	result 1	date 2022-10-29	rnd 6	type Blitz	result 1
		Opponent Shalala, D (Deanna Foutibe)				Opponent Shalala, D (Deanna Foutibe)
2	1	Tournament Chessheroes Bazaar Blitz 2022				Tournament Chessheroes Bazaar Blitz 2022
		date 2022-10-29	rnd 3	type Blitz	result 1	date 2022-10-29	rnd 3	type Blitz	result 1
		Opponent Mpipi, S (Selabe)				Opponent Mpipi, S (Selabe)

#	Games	Start				End
1	3	Tournament 2022 Jacaranda Round Robin				Tournament JMC Womens Day 2022
		date 2022-07-30	rnd 5	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Roux, M (Mila)				Opponent Steyn, M (Mari-Louise)
2	2	Tournament JMC Womens Day 2022				Tournament JMC Womens Day 2022
		date 2022-08-06	rnd 4	type Standard	result 1	date 2022-08-06	rnd 5	type Standard	result 1
		Opponent Deysel, Z (Zachariah)				Opponent Deysel, E (Eli)
3	2	Tournament 2022 Jacaranda Round Robin				Tournament 2022 Jacaranda Round Robin
		date 2022-07-30	rnd 2	type Standard	result 1	date 2022-07-30	rnd 3	type Standard	result 1
		Opponent Loots, A (Albert)				Opponent Hoek, B (Beyers)

#	Games	Start				End
1	3	Tournament 2022 Jacaranda Round Robin				Tournament JMC Womens Day 2022
		date 2022-07-30	rnd 5	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Roux, M (Mila)				Opponent Steyn, M (Mari-Louise)
2	2	Tournament JMC Womens Day 2022				Tournament JMC Womens Day 2022
		date 2022-08-06	rnd 4	type Standard	result 1	date 2022-08-06	rnd 5	type Standard	result 1
		Opponent Deysel, Z (Zachariah)				Opponent Deysel, E (Eli)
3	2	Tournament 2022 Jacaranda Round Robin				Tournament 2022 Jacaranda Round Robin
		date 2022-07-30	rnd 2	type Standard	result 1	date 2022-07-30	rnd 3	type Standard	result 1
		Opponent Loots, A (Albert)				Opponent Hoek, B (Beyers)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Chessheroes Bazaar Blitz 2022				Tournament Chessheroes Bazaar Blitz 2022
		date 2022-10-29	rnd 6	type Blitz	result 1	date 2022-10-29	rnd 6	type Blitz	result 1
		Opponent Shalala, D (Deanna Foutibe)				Opponent Shalala, D (Deanna Foutibe)
2	1	Tournament Chessheroes Bazaar Blitz 2022				Tournament Chessheroes Bazaar Blitz 2022
		date 2022-10-29	rnd 3	type Blitz	result 1	date 2022-10-29	rnd 3	type Blitz	result 1
		Opponent Mpipi, S (Selabe)				Opponent Mpipi, S (Selabe)

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	Hoek ,B (Beyers)	2	2	425	2	2	425	0	0	0	0	0	0
1	Hoek ,B (Beyers)	2	1168.4	1593.4	2	1162.2	1593.4	0	0	0	0	0	0
2	Deysel ,Z (Zachariah)	2	2	425	2	2	425	0	0	0	0	0	0
2	Deysel ,Z (Zachariah)	2	944.8	1369.8	2	931.4	1369.8	0	0	0	0	0	0
3	Deysel ,E (Eli)	2	2	425	2	2	425	0	0	0	0	0	0
3	Deysel ,E (Eli)	2	886	1310.9	2	871	1310.9	0	0	0	0	0	0
4	Roux ,M (Mila)	1	1	425	1	1	425	0	0	0	0	0	0
4	Roux ,M (Mila)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Hewitt ,E (Edwin)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Hewitt ,E (Edwin)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Barker ,R (Ryan)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Barker ,R (Ryan)	1	1052.6	627.6	1	1036.8	627.6	0	0	0	0	0	0
7	Spies ,A (Abigail)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Spies ,A (Abigail)	1	1178.4	753.4	1	1176.4	753.4	0	0	0	0	0	0
8	Bloem ,J (James)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Bloem ,J (James)	1	1181.1	756.1	1	1178	756.1	0	0	0	0	0	0
9	Joubert ,J (Joshua)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Joubert ,J (Joshua)	1	1263.4	838.4	1	1258.9	838.4	0	0	0	0	0	0
10	Chinoruma ,M (Maka)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Chinoruma ,M (Maka)	1	1100.3	1100.3	1	1140	1100.3	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Schalkwyk, C (Christiaan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms