Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pienaar, C (Christoff)

Chess SA id

1120153065

FIDE id

Date of birth

2012-09-04 (U14)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1227.9	1233.1	1193.6	1200
Raw rating	1227.9	1233.1	1193.6	1200
Weighted rating	1197.2	1202.6	1187.5	1200
Weighted performance	0	0	0	0
Floor	727.9	733.1	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	159.4	158.2	167.3	165.8
Highest rating	1227.9 2025-09-30	1233.1 2025-09-30	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1227.9 2025-09-30	1233.1 2025-09-30	1200 2019-12-01	1200 2024-03-01
Highest weighted rating	1200 2018-10-01	1202.6 2025-09-30	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2024-03-01	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1227.9	1233.1	1193.6	1200
Analysis
Rating	1227.9	1233.1	1193.6	1200
Raw rating	1227.9	1233.1	1193.6	1200
Weighted rating	1197.2	1202.6	1187.5
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	727.9	733.1	700	700
Max/Min rating change allowed	159.4	158.2	167.3	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	1227.9	1233.1	1193.6	1200
New weighted rating	1199.8	1205.2	1188	1200
New weighted performance	0	0	0	0
Temp new rating	1227.9	1233.1	1193.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1227.9	1233.1	1193.6	1200
New K-factor	36	36	36	36
New floor	727.9	733.1	700	700

Item	Main	Standard	Rapid
	0	0	0
	9	5	4
	0	0	0
	5	0	5
	0	0	0
	0	0	0
History	14	5	9

Games since
	Main 9	Standard 5		Rapid 4		Blitz 0
Gender	Male
Age group	U14
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	9	4	44.44	-47.2	1369.2	1321.9
Standard	5	2	40	-85	1487.6	1402.6
Rapid	4	2	50	0	1221.1	1221.1
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	14	6	42.86	-60.7	1312	1251.3
Standard	5	2	40	-85	1487.6	1402.6
Rapid	9	4	44.44	-47.2	1214.5	1167.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1227.9	1233.1	1193.6	1200
2025-09-01	1197.1	1200	1193.6	1200
2025-08-01	1194.3	1200	1186.4	1200
2025-07-01	1194.3	1200	1186.4	1200
2025-06-01	1194.3	1200	1186.4	1200
2025-05-01	1194.3	1200	1186.4	1200
2025-04-01	1194.3	1200	1186.4	1200
2025-03-01	1194.3	1200	1186.4	1200
2025-02-01	1194.3	1200	1186.4	1200
2025-01-01	1194.3	1200	1186.4	1200
2024-12-01	1194.3	1200	1186.4	1200
2024-11-01	1194.3	1200	1186.4	1200
2024-10-01	1194.3	1200	1186.4	1200
2024-09-01	1194.3	1200	1186.4	1200
2024-08-01	1194.3	1200	1186.4	1200
2024-07-01	1194.3	1200	1186.4	1200
2024-06-01	1194.3	1200	1186.4	1200
2024-08-01	1194.3	1200	1186.4	1200
2024-04-01	1194.3	1200	1186.4	1200
2024-03-01	1194.3	1200	1186.4	1200
2024-02-01	1194.3	1200	1186.4	1200
2024-01-01	1194.3	1200	1186.4	1200
2023-12-01	1194.3	1200	1186.4	1200
2023-11-01	1194.3	1200	1186.4	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	Western Cape Schools - Top Schools 2025 (U13)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	5	2	Yes	Analysis
2	Cape Winelands Top Schools 2025 (U13)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	4	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U13)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	5	2	Yes	Analysis
2	Cape Winelands Top Schools 2025 (U13)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	4	2	Yes	Analysis
3	Courtrai Midas Rapid 2023 (U12)	2023-03-04	2023-03-04	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 4	type Rapid	result 1	date 2025-08-23	rnd 5	type Rapid	result 1
		Opponent Baron, L (Lial)				Opponent Visser, I (Izak)
2	1	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-07	rnd 5	type Standard	result 1	date 2025-09-07	rnd 5	type Standard	result 1
		Opponent Van Der Merwe, Z (Zoe)				Opponent Van Der Merwe, Z (Zoe)
3	1	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-06	rnd 3	type Standard	result 1	date 2025-09-06	rnd 3	type Standard	result 1
		Opponent Walters, E (Estian)				Opponent Walters, E (Estian)

#	Games	Start				End
1	1	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-07	rnd 5	type Standard	result 1	date 2025-09-07	rnd 5	type Standard	result 1
		Opponent Van Der Merwe, Z (Zoe)				Opponent Van Der Merwe, Z (Zoe)
2	1	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-06	rnd 3	type Standard	result 1	date 2025-09-06	rnd 3	type Standard	result 1
		Opponent Walters, E (Estian)				Opponent Walters, E (Estian)

#	Games	Start				End
1	2	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 4	type Rapid	result 1	date 2025-08-23	rnd 5	type Rapid	result 1
		Opponent Baron, L (Lial)				Opponent Visser, I (Izak)
2	1	Tournament Courtrai Midas Rapid 2023				Tournament Courtrai Midas Rapid 2023
		date 2023-03-04	rnd 5	type Rapid	result 1	date 2023-03-04	rnd 5	type Rapid	result 1
		Opponent Erasmus, J (Justine)				Opponent Erasmus, J (Justine)
3	1	Tournament Courtrai Midas Rapid 2023				Tournament Courtrai Midas Rapid 2023
		date 2023-03-04	rnd 1	type Rapid	result 1	date 2023-03-04	rnd 1	type Rapid	result 1
		Opponent Stocks, S (Samuel)				Opponent Stocks, S (Samuel)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 4	type Rapid	result 1	date 2025-08-23	rnd 5	type Rapid	result 1
		Opponent Baron, L (Lial)				Opponent Visser, I (Izak)
2	1	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-07	rnd 5	type Standard	result 1	date 2025-09-07	rnd 5	type Standard	result 1
		Opponent Van Der Merwe, Z (Zoe)				Opponent Van Der Merwe, Z (Zoe)
3	1	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-06	rnd 3	type Standard	result 1	date 2025-09-06	rnd 3	type Standard	result 1
		Opponent Walters, E (Estian)				Opponent Walters, E (Estian)

#	Games	Start				End
1	1	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-07	rnd 5	type Standard	result 1	date 2025-09-07	rnd 5	type Standard	result 1
		Opponent Van Der Merwe, Z (Zoe)				Opponent Van Der Merwe, Z (Zoe)
2	1	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-06	rnd 3	type Standard	result 1	date 2025-09-06	rnd 3	type Standard	result 1
		Opponent Walters, E (Estian)				Opponent Walters, E (Estian)

#	Games	Start				End
1	2	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 4	type Rapid	result 1	date 2025-08-23	rnd 5	type Rapid	result 1
		Opponent Baron, L (Lial)				Opponent Visser, I (Izak)
2	1	Tournament Courtrai Midas Rapid 2023				Tournament Courtrai Midas Rapid 2023
		date 2023-03-04	rnd 5	type Rapid	result 1	date 2023-03-04	rnd 5	type Rapid	result 1
		Opponent Erasmus, J (Justine)				Opponent Erasmus, J (Justine)
3	1	Tournament Courtrai Midas Rapid 2023				Tournament Courtrai Midas Rapid 2023
		date 2023-03-04	rnd 1	type Rapid	result 1	date 2023-03-04	rnd 1	type Rapid	result 1
		Opponent Stocks, S (Samuel)				Opponent Stocks, S (Samuel)

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	Van Der Merwe ,Z (Zoe)	2	1	0	1	1	425	1	0	-425	0	0	0
1	Van Der Merwe ,Z (Zoe)	2	1271.8	1271.8	1	1224.6	1696.8	1	1287.5	846.8	0	0	0
2	Greeff ,M (Mari)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Greeff ,M (Mari)	1	1755.9	1330.9	1	1743.8	1330.9	0	0	0	0	0	0
3	Walters ,E (Estian)	1	1	425	1	1	425	0	0	0	0	0	0
3	Walters ,E (Estian)	1	1212.5	1637.5	1	1213.5	1637.5	0	0	0	0	0	0
4	Venter ,M (Michael)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Venter ,M (Michael)	1	1542.3	1117.3	1	1521.8	1117.3	0	0	0	0	0	0
5	Ahrense ,C (Cullen)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Ahrense ,C (Cullen)	1	1643.5	1218.5	1	1639.7	1218.5	0	0	0	0	0	0
6	Mudau ,U (Unarine)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Mudau ,U (Unarine)	1	1273.8	848.8	0	0	0	1	1247.6	848.8	0	0	0
7	Van Lill ,D (David)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Van Lill ,D (David)	1	1288.8	863.8	0	0	0	1	1282.6	863.8	0	0	0
8	Vanana ,L (Libongile)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Vanana ,L (Libongile)	1	1196.3	771.3	0	0	0	1	1200	771.3	0	0	0
9	Baron ,L (Lial)	1	1	425	0	0	0	1	1	425	0	0	0
9	Baron ,L (Lial)	1	1156.5	1581.5	0	0	0	1	1181.3	1581.5	0	0	0
10	Thorpe ,C (Claire)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Thorpe ,C (Claire)	1	1278.7	853.7	0	0	0	1	1259.6	853.7	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Pienaar, C (Christoff)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms