Chess South Africa Ratings Database

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Personal

Rooi, C (Chantelle)

Chess SA id

2110140075

FIDE id

Date of birth

2011-09-17 (U16)

Gender

Female

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1158.4	1150	1208	1200
Raw rating	1123	1108.3	1208	1200
Weighted rating	1158.4	1150	1206.7	1200
Weighted performance	940.5	913.5	0	0
Floor	706.4	707.4	713	700
K-factor	36	36	36	36
Min/Max rating change allowed	185	189	163.9	165.8
Highest rating	1212.7 2022-04-01	1212.8 2022-09-01	1279.3 2024-05-01	1200 2018-10-01
Highest raw rating	1206.4 2022-10-01	1207.4 2022-10-01	1213 2024-06-01	1200 2024-03-01
Highest weighted rating	1206.4 2023-08-01	1207.4 2023-08-01	1205.5 2025-08-01	1200 2018-10-01
Highest weighted performance	1212.7 2022-04-01	1212.8 2022-09-01	1279.3 2024-05-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-3.4	-4.1	0	0
New rating	1155	1145.9	1208	1200
Analysis
Rating	1158.4	1150	1208	1200
Raw rating	1123	1108.3	1208	1200
Weighted rating	1158.4	1150	1206.7
Weighted performance	940.5	913.5	0
K-factor	36	36	36	36
Floor	706.4	707.4	713	700
Max/Min rating change allowed	185	189	163.9	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	1123	1108.3	1208	1200
New weighted rating	1155	1145.9	1207	1200
New weighted performance	934.2	907.4	0	0
Temp new rating	1155	1145.9	1208	1200
Temp new rating +/-	-3.4	-4.1	0	0
Final new rating +/-	-3.4	-4.1	0	0
New rating	1155	1145.9	1208	1200
New K-factor	36	36	36	36
New floor	706.4	707.4	713	700

Item	Main	Standard	Rapid
	0	0	0
	6	6	0
	31	15	16
	5	5	0
	16	16	0
	0	0	0
History	58	42	16

Games since
	Main 37	Standard 21		Rapid 16		Blitz 0
Gender	Female
Age group	U16
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 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	6	1	16.67	-283.3	1249.8	966.5
Standard	6	1	16.67	-283.3	1249.8	966.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	58	26	44.83	-44	1190.7	1146.7
Standard	42	17.5	41.67	-70.8	1198.8	1128
Rapid	16	8.5	53.12	26.6	1169.3	1195.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1123	1108.3	1208	1200
2025-09-30	1123	1108.3	1208	1200
2025-09-01	1123	1108.3	1208	1200
2025-08-01	1172.4	1166.6	1208	1200
2025-07-01	1172.4	1166.6	1208	1200
2025-06-01	1172.4	1166.6	1208	1200
2025-05-01	1172.4	1166.6	1208	1200
2025-04-01	1172.4	1166.6	1208	1200
2025-03-01	1172.4	1166.6	1208	1200
2025-02-01	1171.7	1165.8	1208	1200
2025-01-01	1152.2	1142.6	1208	1200
2024-12-01	1152.2	1142.6	1208	1200
2024-11-01	1152.2	1142.6	1208	1200
2024-10-01	1152.2	1142.6	1208	1200
2024-09-01	1152.2	1142.6	1208	1200
2024-08-01	1185.7	1175	1208	1200
2024-07-01	1185.7	1175	1208	1200
2024-09-01	1186.7	1175	1213	1200
2024-05-01	1169.4	1175	1182	1200
2024-04-01	1169.4	1175	1182	1200
2024-03-01	1178.7	1187.2	1182	1200
2024-02-01	1191.5	1187.2	1200	1200
2024-01-01	1191.5	1187.2	1200	1200
2023-12-01	1191.5	1187.2	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	Western Cape Women�s Championship 2025 (Advanced)	2025-08-08	2025-08-10	Standard	West Coast (WCU)	6	6	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Women�s Championship 2025 (Advanced)	2025-08-08	2025-08-10	Standard	West Coast (WCU)	6	6	1	Yes	Analysis
2	Western Cape Women�s Championship 2024 (Intermediate)	2024-08-10	2024-08-10	Standard	West Coast (WCU)	5	5	2	Yes	Analysis
3	Western Cape Women�s Championship 2024 (U14)	2024-08-09	2024-08-09	Standard	West Coast (WCU)	5	5	2	Yes	Analysis
4	Western Cape - Brian Raubenheimer Development Tournament 2024 (U13 Girls)	2024-06-08	2024-06-08	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis
5	Robertson Strategema Chess May 2024 (U13)	2024-05-11	2024-05-11	Rapid	Cape Winelands (WCW)	5	4	3	Yes	Analysis
6	Cape Winelands Schools - Prestige 2024 (U13 Girls)	2024-03-02	2024-03-02	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
7	Cape Winelands Schools - PS Trials 1 2024 (U13 Girls)	2024-02-10	2024-02-10	Rapid	Cape Winelands (WCW)	6	6	2.5	Yes	Analysis
8	CW Top Schools 2023 (U14)	2023-08-12	2023-08-12	Standard	West Coast (WCU)	5	5	2	Yes	Analysis
9	Western Cape Woman`s Championship 2022 (Development)	2022-09-03	2022-09-03	Standard	West Coast (WCU)	5	5	3	Yes	Analysis
10	Cape Winelands Schools Top Schools 2022 (U13 Girls)	2022-08-27	2022-08-27	Standard	Cape Winelands (WCW)	5	4	2	Yes	Analysis
11	Ceres Open 2022 (U12)	2022-04-23	2022-04-23	Standard	Cape Winelands (WCW)	7	7	3.5	Yes	Analysis

#	Games	Start				End
1	5	Tournament Robertson Strategema Chess May 2024				Tournament Western Cape - Brian Raubenheimer Development Tournament 2024
		date 2024-05-11	rnd 2	type Rapid	result 1	date 2024-06-08	rnd 2	type Rapid	result 1
		Opponent Nel, L (Luzelle)				Opponent Gelderbloem, Q (Quelin)
2	2	Tournament Western Cape Women�s Championship 2024				Tournament Western Cape Women�s Championship 2024
		date 2024-08-09	rnd 4	type Standard	result 1	date 2024-08-09	rnd 5	type Standard	result 1
		Opponent Engeland, K (Keaton)				Opponent Lukas, J (Jaymilee)
3	2	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools - Prestige 2024
		date 2024-02-10	rnd 6	type Rapid	result 0.5	date 2024-03-02	rnd 1	type Standard	result 1
		Opponent Hudson, O (Olivia Anne)				Opponent Rossouw, J (Jana)

#	Games	Start				End
1	2	Tournament Western Cape Women�s Championship 2024				Tournament Western Cape Women�s Championship 2024
		date 2024-08-09	rnd 4	type Standard	result 1	date 2024-08-09	rnd 5	type Standard	result 1
		Opponent Engeland, K (Keaton)				Opponent Lukas, J (Jaymilee)
2	2	Tournament CW Top Schools 2023				Tournament CW Top Schools 2023
		date 2023-08-12	rnd 2	type Standard	result 1	date 2023-08-12	rnd 3	type Standard	result 1
		Opponent Jack, C (Cole)				Opponent Coetzee, R (Ranice)
3	2	Tournament Western Cape Woman`s Championship 2022				Tournament Western Cape Woman`s Championship 2022
		date 2022-09-03	rnd 4	type Standard	result 1	date 2022-09-03	rnd 5	type Standard	result 1
		Opponent May, A (Audrey)				Opponent Don, M (Mikayla)

#	Games	Start				End
1	5	Tournament Robertson Strategema Chess May 2024				Tournament Western Cape - Brian Raubenheimer Development Tournament 2024
		date 2024-05-11	rnd 2	type Rapid	result 1	date 2024-06-08	rnd 2	type Rapid	result 1
		Opponent Nel, L (Luzelle)				Opponent Gelderbloem, Q (Quelin)
2	1	Tournament Western Cape - Brian Raubenheimer Development Tournament 2024				Tournament Western Cape - Brian Raubenheimer Development Tournament 2024
		date 2024-06-08	rnd 5	type Rapid	result 1	date 2024-06-08	rnd 5	type Rapid	result 1
		Opponent Braaf, L (Le-Meake Roland)				Opponent Braaf, L (Le-Meake Roland)
3	1	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2024-02-10	rnd 6	type Rapid	result 0.5	date 2024-02-10	rnd 6	type Rapid	result 0.5
		Opponent Hudson, O (Olivia Anne)				Opponent Hudson, O (Olivia Anne)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Robertson Strategema Chess May 2024				Tournament Western Cape - Brian Raubenheimer Development Tournament 2024
		date 2024-05-11	rnd 2	type Rapid	result 1	date 2024-06-08	rnd 2	type Rapid	result 1
		Opponent Nel, L (Luzelle)				Opponent Gelderbloem, Q (Quelin)
2	2	Tournament Western Cape Women�s Championship 2024				Tournament Western Cape Women�s Championship 2024
		date 2024-08-09	rnd 4	type Standard	result 1	date 2024-08-09	rnd 5	type Standard	result 1
		Opponent Engeland, K (Keaton)				Opponent Lukas, J (Jaymilee)
3	2	Tournament CW Top Schools 2023				Tournament CW Top Schools 2023
		date 2023-08-12	rnd 2	type Standard	result 1	date 2023-08-12	rnd 3	type Standard	result 1
		Opponent Jack, C (Cole)				Opponent Coetzee, R (Ranice)

#	Games	Start				End
1	2	Tournament Western Cape Women�s Championship 2024				Tournament Western Cape Women�s Championship 2024
		date 2024-08-09	rnd 4	type Standard	result 1	date 2024-08-09	rnd 5	type Standard	result 1
		Opponent Engeland, K (Keaton)				Opponent Lukas, J (Jaymilee)
2	2	Tournament CW Top Schools 2023				Tournament CW Top Schools 2023
		date 2023-08-12	rnd 2	type Standard	result 1	date 2023-08-12	rnd 3	type Standard	result 1
		Opponent Jack, C (Cole)				Opponent Coetzee, R (Ranice)
3	2	Tournament Western Cape Woman`s Championship 2022				Tournament Western Cape Woman`s Championship 2022
		date 2022-09-03	rnd 4	type Standard	result 1	date 2022-09-03	rnd 5	type Standard	result 1
		Opponent May, A (Audrey)				Opponent Don, M (Mikayla)

#	Games	Start				End
1	5	Tournament Robertson Strategema Chess May 2024				Tournament Western Cape - Brian Raubenheimer Development Tournament 2024
		date 2024-05-11	rnd 2	type Rapid	result 1	date 2024-06-08	rnd 2	type Rapid	result 1
		Opponent Nel, L (Luzelle)				Opponent Gelderbloem, Q (Quelin)
2	1	Tournament Western Cape - Brian Raubenheimer Development Tournament 2024				Tournament Western Cape - Brian Raubenheimer Development Tournament 2024
		date 2024-06-08	rnd 5	type Rapid	result 1	date 2024-06-08	rnd 5	type Rapid	result 1
		Opponent Braaf, L (Le-Meake Roland)				Opponent Braaf, L (Le-Meake Roland)
3	1	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2024-02-10	rnd 4	type Rapid	result 1	date 2024-02-10	rnd 4	type Rapid	result 1
		Opponent Nathan, A (Ava)				Opponent Nathan, A (Ava)

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	Nel ,L (Luzelle)	3	3	425	2	2	425	1	1	425	0	0	0
1	Nel ,L (Luzelle)	3	1097.2	1522.2	2	1140	1522.2	1	1111.5	1522.2	0	0	0
2	Lukas ,J (Jaymilee)	3	3	425	2	2	425	1	1	425	0	0	0
2	Lukas ,J (Jaymilee)	3	1072.5	1497.5	2	1134	1497.5	1	1080.8	1497.5	0	0	0
3	Jacobs ,Q (Querin)	2	1	0	2	1	0	0	0	0	0	0	0
3	Jacobs ,Q (Querin)	2	1114.4	1114.4	2	1099.6	1114.4	0	0	0	0	0	0
4	Cupido ,C (Caylah)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Cupido ,C (Caylah)	2	1336.8	911.8	2	1301	911.8	0	0	0	0	0	0
5	Rooi ,J (Josh-Lee)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Rooi ,J (Josh-Lee)	2	1100.6	675.6	2	1082.8	675.6	0	0	0	0	0	0
6	Rossouw ,J (Jana)	2	1	0	1	1	425	1	0	-425	0	0	0
6	Rossouw ,J (Jana)	2	1195.4	1195.4	1	1200	1620.4	1	1200	770.4	0	0	0
7	Smith ,S (Shiloh)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Smith ,S (Shiloh)	1	1451.2	1026.2	1	1515.3	1026.2	0	0	0	0	0	0
8	Don ,M (Mikayla)	1	1	425	1	1	425	0	0	0	0	0	0
8	Don ,M (Mikayla)	1	1238	1663	1	1222.8	1663	0	0	0	0	0	0
9	Topp ,K (Kelvin)	1	1	425	1	1	425	0	0	0	0	0	0
9	Topp ,K (Kelvin)	1	1099.1	1524.1	1	1053.6	1524.1	0	0	0	0	0	0
10	Coetzee ,R (Ranice)	1	1	425	1	1	425	0	0	0	0	0	0
10	Coetzee ,R (Ranice)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Rooi, C (Chantelle)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms