Chess South Africa Ratings Database

PLAYER PAGE

Personal

Sibidla, S (Simphiwe)

Chess SA id

2120150144

FIDE id

Date of birth

2012-10-15 (U14)

Gender

Female

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-07-19

Personal details last changed

1900-01-01

Junior GPX Games

12.7

Junior GPX Points

982.2

Item	Main	Standard	Rapid	Blitz
Rating	1039.2	1070.5	1087.4	1200
Raw rating	1039.2	1070.5	1085.2	1200
Weighted rating	1035.5	1057.7	1087.4	1200
Weighted performance	852.5	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	208.5	199.4	195.3	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	-0.1	0
New rating	1039.2	1070.5	1087.3	1200
Analysis
Rating	1039.2	1070.5	1087.4	1200
Raw rating	1039.2	1070.5	1085.2	1200
Weighted rating	1035.5	1057.7	1087.4
Weighted performance	852.5	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	208.5	199.4	195.3	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	1039.2	1070.5	1085.2	1200
New weighted rating	1036.1	1059.1	1087.3	1200
New weighted performance	852.1	0	0	0
Temp new rating	1039.2	1070.5	1087.3	1200
Temp new rating +/-	0	0	-0.1	0
Final new rating +/-	0	0	-0.1	0
New rating	1039.2	1070.5	1087.3	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	20	9	11
	7	1	6
	17	11	6
	0	0	0
	0	0	0
History	44	21	23

Games since
	Main 27	Standard 10		Rapid 17		Blitz 0
Gender	Female
Age group	U14
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 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	20	6	30	-170	1213.1	1043.1
Standard	9	3	33.33	-141.7	1245.4	1103.8
Rapid	11	3	27.27	-193.2	1186.7	993.5
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	44	8	18.18	-270.5	1226	955.5
Standard	21	3	14.29	-303.6	1271.1	967.5
Rapid	23	5	21.74	-240.2	1184.7	944.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1039.2	1070.5	1085.2	1200
2025-09-01	1039.2	1070.5	1085.2	1200
2025-08-01	1039.2	1070.5	1085.2	1200
2025-07-01	1050.2	1070.5	1089	1200
2025-06-01	1043.9	1062.9	1089	1200
2025-05-01	1043.9	1062.9	1089	1200
2025-04-01	1044.3	1062.9	1093.2	1200
2025-03-01	1044.3	1062.9	1093.2	1200
2025-02-01	1030.8	1048.6	1093.2	1200
2025-01-01	1024.1	1042.4	1085.6	1200
2024-12-01	1024.1	1042.4	1085.6	1200
2024-11-01	1024.1	1042.4	1085.6	1200
2024-10-01	1024.1	1042.4	1085.6	1200
2024-09-01	1029	1049.2	1085.6	1200
2024-08-01	1029	1049.2	1085.6	1200
2024-07-01	1029	1049.2	1085.6	1200
2024-06-01	1029	1049.2	1085.6	1200
2024-08-01	1029	1049.2	1085.6	1200
2024-04-01	1029	1049.2	1085.6	1200
2024-03-01	1029	1049.2	1085.6	1200
2024-02-01	1022.3	1049.2	1083.2	1200
2024-01-01	1022.3	1049.2	1083.2	1200
2023-12-01	1022.3	1049.2	1083.2	1200
2023-11-01	1022.3	1049.2	1083.2	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	4th Curro Durbanville Rapid Open 2025 (Beginner)	2025-07-19	2025-07-19	Rapid	Cape Town (WCT)	7	5	1	Yes	Analysis
2	Cape Town Chess Junior League 2025 (U14)	2025-05-10	2025-05-31	Standard	Cape Town (WCT)	6	3	1	Yes	Analysis
3	Cape Town Chess Junior League 2025 (U12)	2025-05-10	2025-05-31	Standard	Cape Town (WCT)	6	0	0	No	Analysis
4	Rylib Autumn Slam 2025 (U16)	2025-04-26	2025-04-26	Rapid	Cape Town (WCT)	6	6	2	Yes	Analysis
5	CT Metro District East Schools Chess Individuals Trials 2025 (U13 Girls)	2025-02-01	2025-02-02	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	4th Curro Durbanville Rapid Open 2025 (Beginner)	2025-07-19	2025-07-19	Rapid	Cape Town (WCT)	7	5	1	Yes	Analysis
2	Cape Town Chess Junior League 2025 (U14)	2025-05-10	2025-05-31	Standard	Cape Town (WCT)	6	3	1	Yes	Analysis
3	Cape Town Chess Junior League 2025 (U12)	2025-05-10	2025-05-31	Standard	Cape Town (WCT)	6	0	0	No	Analysis
4	Rylib Autumn Slam 2025 (U16)	2025-04-26	2025-04-26	Rapid	Cape Town (WCT)	6	6	2	Yes	Analysis
5	CT Metro District East Schools Chess Individuals Trials 2025 (U13 Girls)	2025-02-01	2025-02-02	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
6	CT League 2024 (D)	2024-08-03	2024-08-03	Standard	Cape Town (WCT)	6	1	0	Yes	Analysis
7	CT District East Schools Chess Individuals Trails 2024 (U13 Girls)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	0	0	No	Analysis
8	Cape of Good Hope Open Chess Tournament 2024 (U12)	2024-02-17	2024-02-17	Rapid	Cape Town (WCT)	6	6	2	Yes	Analysis
9	Western Cape Closed Championship 2023 (U12)	2023-09-23	2023-09-23	Rapid	Cape Town (WCT)	6	6	0	Yes	Analysis
10	WP Club League 2023 (D1)	2023-07-29	2023-08-19	Standard	Cape Town (WCT)	6	1	0	Yes	Analysis
11	WP Club League 2023 (D2)	2023-08-05	2023-08-26	Standard	Cape Town (WCT)	6	1	0	Yes	Analysis
12	WP Closed 2023 (U14)	2023-06-16	2023-06-17	Standard	Cape Town (WCT)	6	5	0	Yes	Analysis
13	District East Schools Chess Individual Trials 2023 (U11 Girls)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	4	0	Yes	Analysis

#	Games	Start				End
1	1	Tournament 4th Curro Durbanville Rapid Open 2025				Tournament 4th Curro Durbanville Rapid Open 2025
		date 2025-07-19	rnd 6	type Rapid	result 1	date 2025-07-19	rnd 6	type Rapid	result 1
		Opponent Chikaka, A (Ashley)				Opponent Chikaka, A (Ashley)
2	1	Tournament Cape Town Chess Junior League 2025				Tournament Cape Town Chess Junior League 2025
		date 2025-05-31	rnd 4	type Standard	result 1	date 2025-05-31	rnd 4	type Standard	result 1
		Opponent Chirera, N (Nathan)				Opponent Chirera, N (Nathan)
3	1	Tournament Rylib Autumn Slam 2025				Tournament Rylib Autumn Slam 2025
		date 2025-04-26	rnd 4	type Rapid	result 1	date 2025-04-26	rnd 4	type Rapid	result 1
		Opponent Oliver, L (Lungelo)				Opponent Oliver, L (Lungelo)

#	Games	Start				End
1	1	Tournament Cape Town Chess Junior League 2025				Tournament Cape Town Chess Junior League 2025
		date 2025-05-31	rnd 4	type Standard	result 1	date 2025-05-31	rnd 4	type Standard	result 1
		Opponent Chirera, N (Nathan)				Opponent Chirera, N (Nathan)
2	1	Tournament CT Metro District East Schools Chess Individuals Trials 2025				Tournament CT Metro District East Schools Chess Individuals Trials 2025
		date 2025-02-02	rnd 5	type Standard	result 1	date 2025-02-02	rnd 5	type Standard	result 1
		Opponent Smida, A (Alexandra)				Opponent Smida, A (Alexandra)
3	1	Tournament CT Metro District East Schools Chess Individuals Trials 2025				Tournament CT Metro District East Schools Chess Individuals Trials 2025
		date 2025-02-01	rnd 2	type Standard	result 1	date 2025-02-01	rnd 2	type Standard	result 1
		Opponent Nogwanya, L (Lona)				Opponent Nogwanya, L (Lona)

#	Games	Start				End
1	1	Tournament 4th Curro Durbanville Rapid Open 2025				Tournament 4th Curro Durbanville Rapid Open 2025
		date 2025-07-19	rnd 6	type Rapid	result 1	date 2025-07-19	rnd 6	type Rapid	result 1
		Opponent Chikaka, A (Ashley)				Opponent Chikaka, A (Ashley)
2	1	Tournament Rylib Autumn Slam 2025				Tournament Rylib Autumn Slam 2025
		date 2025-04-26	rnd 4	type Rapid	result 1	date 2025-04-26	rnd 4	type Rapid	result 1
		Opponent Oliver, L (Lungelo)				Opponent Oliver, L (Lungelo)
3	1	Tournament Rylib Autumn Slam 2025				Tournament Rylib Autumn Slam 2025
		date 2025-04-26	rnd 2	type Rapid	result 1	date 2025-04-26	rnd 2	type Rapid	result 1
		Opponent Krele, I (Inathi)				Opponent Krele, I (Inathi)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 4th Curro Durbanville Rapid Open 2025				Tournament 4th Curro Durbanville Rapid Open 2025
		date 2025-07-19	rnd 6	type Rapid	result 1	date 2025-07-19	rnd 6	type Rapid	result 1
		Opponent Chikaka, A (Ashley)				Opponent Chikaka, A (Ashley)
2	1	Tournament Cape Town Chess Junior League 2025				Tournament Cape Town Chess Junior League 2025
		date 2025-05-31	rnd 4	type Standard	result 1	date 2025-05-31	rnd 4	type Standard	result 1
		Opponent Chirera, N (Nathan)				Opponent Chirera, N (Nathan)
3	1	Tournament Rylib Autumn Slam 2025				Tournament Rylib Autumn Slam 2025
		date 2025-04-26	rnd 4	type Rapid	result 1	date 2025-04-26	rnd 4	type Rapid	result 1
		Opponent Oliver, L (Lungelo)				Opponent Oliver, L (Lungelo)

#	Games	Start				End
1	1	Tournament Cape Town Chess Junior League 2025				Tournament Cape Town Chess Junior League 2025
		date 2025-05-31	rnd 4	type Standard	result 1	date 2025-05-31	rnd 4	type Standard	result 1
		Opponent Chirera, N (Nathan)				Opponent Chirera, N (Nathan)
2	1	Tournament CT Metro District East Schools Chess Individuals Trials 2025				Tournament CT Metro District East Schools Chess Individuals Trials 2025
		date 2025-02-02	rnd 5	type Standard	result 1	date 2025-02-02	rnd 5	type Standard	result 1
		Opponent Smida, A (Alexandra)				Opponent Smida, A (Alexandra)
3	1	Tournament CT Metro District East Schools Chess Individuals Trials 2025				Tournament CT Metro District East Schools Chess Individuals Trials 2025
		date 2025-02-01	rnd 2	type Standard	result 1	date 2025-02-01	rnd 2	type Standard	result 1
		Opponent Nogwanya, L (Lona)				Opponent Nogwanya, L (Lona)

#	Games	Start				End
1	1	Tournament 4th Curro Durbanville Rapid Open 2025				Tournament 4th Curro Durbanville Rapid Open 2025
		date 2025-07-19	rnd 6	type Rapid	result 1	date 2025-07-19	rnd 6	type Rapid	result 1
		Opponent Chikaka, A (Ashley)				Opponent Chikaka, A (Ashley)
2	1	Tournament Rylib Autumn Slam 2025				Tournament Rylib Autumn Slam 2025
		date 2025-04-26	rnd 4	type Rapid	result 1	date 2025-04-26	rnd 4	type Rapid	result 1
		Opponent Oliver, L (Lungelo)				Opponent Oliver, L (Lungelo)
3	1	Tournament Rylib Autumn Slam 2025				Tournament Rylib Autumn Slam 2025
		date 2025-04-26	rnd 2	type Rapid	result 1	date 2025-04-26	rnd 2	type Rapid	result 1
		Opponent Krele, I (Inathi)				Opponent Krele, I (Inathi)

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	Gatyeni ,K (Khayone)	2	1	0	0	0	0	2	1	0	0	0	0
1	Gatyeni ,K (Khayone)	2	1125.4	1125.4	0	0	0	2	1153	1125.4	0	0	0
2	Krele ,I (Inathi)	2	1	0	0	0	0	2	1	0	0	0	0
2	Krele ,I (Inathi)	2	1159.6	1159.6	0	0	0	2	1134.6	1159.6	0	0	0
3	Mlandu ,A (Azingce)	2	1	0	0	0	0	2	1	0	0	0	0
3	Mlandu ,A (Azingce)	2	1088.3	1088.3	0	0	0	2	1142.1	1088.3	0	0	0
4	De Silva ,A (Alyssa)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	De Silva ,A (Alyssa)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Klopper ,E (Elbe)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Klopper ,E (Elbe)	1	1424.4	999.4	1	1435.6	999.4	0	0	0	0	0	0
6	Ntabeni ,P (Phelisa)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Ntabeni ,P (Phelisa)	1	1452.3	1027.3	1	1432.2	1027.3	0	0	0	0	0	0
7	Madlala ,B (Bonginkosi)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Madlala ,B (Bonginkosi)	1	1180.9	755.9	1	1180.4	755.9	0	0	0	0	0	0
8	Jacobs ,T (Teleah)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Jacobs ,T (Teleah)	1	1347.2	922.2	1	1328	922.2	0	0	0	0	0	0
9	Chirera ,N (Nathan)	1	1	425	1	1	425	0	0	0	0	0	0
9	Chirera ,N (Nathan)	1	1152.9	1577.9	1	1200	1577.9	0	0	0	0	0	0
10	Snyman ,MM (Mila Marie)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Snyman ,MM (Mila Marie)	1	1454.9	1029.9	1	1415.7	1029.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Sibidla, S (Simphiwe)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms