Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kiruri, C (Cynthia)

Chess SA id

2090153970

FIDE id

Date of birth

2009-03-01 (U18)

Gender

Female

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-20

Personal details last changed

1900-01-01

Junior GPX Games

12.4

Junior GPX Points

1058.7

Item	Main	Standard	Rapid	Blitz
Rating	1161.1	1142.7	1163.3	1200
Raw rating	1161.1	1142.7	1163.3	1200
Weighted rating	1147.8	1140.7	1139.5	1200
Weighted performance	1037.7	0	967	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	175.3	179.9	174.7	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 2024-02-01
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 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1161.1	1142.7	1163.3	1200
Analysis
Rating	1161.1	1142.7	1163.3	1200
Raw rating	1161.1	1142.7	1163.3	1200
Weighted rating	1147.8	1140.7	1139.5
Weighted performance	1037.7	0	967
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	175.3	179.9	174.7	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	1161.1	1142.7	1163.3	1200
New weighted rating	1148.9	1140.9	1141.4	1200
New weighted performance	1037.3	0	966.6	0
Temp new rating	1161.1	1142.7	1163.3	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1161.1	1142.7	1163.3	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	12	7	5
	10	0	10
	19	4	15
	0	0	0
	0	0	0
History	41	11	30

Games since
	Main 27	Standard 7		Rapid 20		Blitz 0
Gender	Female
Age group	U18
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	1778		288		95
Female	421		64		38
U18	218		42		10
U18 Female	35		7		6
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 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	12	6	50	0	1221	1221
Standard	7	3	42.86	-60.7	1223.3	1162.6
Rapid	5	3	60	85	1217.7	1302.7
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	41	15	36.59	-114	1223.4	1109.4
Standard	11	3	27.27	-193.2	1240.1	1046.9
Rapid	30	12	40	-85	1217.3	1132.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1161.1	1142.7	1163.3	1200
2025-09-01	1168	1153.5	1163.3	1200
2025-08-01	1159.8	1139.4	1163.3	1200
2025-07-01	1159.8	1139.4	1163.3	1200
2025-06-01	1159.8	1139.4	1163.3	1200
2025-05-01	1159.8	1139.4	1163.3	1200
2025-04-01	1140	1139.4	1130	1200
2025-03-01	1140	1139.4	1130	1200
2025-02-01	1138.8	1139.4	1128.2	1200
2025-01-01	1117.2	1139.2	1083.8	1200
2024-12-01	1117.2	1139.2	1083.8	1200
2024-11-01	1117.2	1139.2	1083.8	1200
2024-10-01	1140	1139.2	1123	1200
2024-09-01	1140	1139.2	1123	1200
2024-08-01	1140	1139.2	1123	1200
2024-07-01	1140	1139.2	1123	1200
2024-06-01	1155.8	1139.2	1152.5	1200
2024-08-01	1155.8	1139.2	1152.5	1200
2024-04-01	1155.8	1139.2	1152.5	1200
2024-03-01	1155.8	1139.2	1152.5	1200
2024-02-01	1155.8	1139.2	1152.5	1200
2024-01-01	1155.8	1139.2	1152.5	1200
2023-12-01	1155.8	1139.2	1152.5	1200
2023-11-01	1142.2	1139.2	1165.8	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	St Peters College Sports & Cultural Festival 2025	2025-09-19	2025-09-20	Standard	Johannesburg Metro (GJM)	6	2	0.5	Yes	Analysis
2	Ekurhuleni Trials 2025 (C)	2025-07-26	2025-07-26	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
3	Chess Molecules Open Tournament 2025 (B)	2025-04-19	2025-04-19	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	St Peters College Sports & Cultural Festival 2025	2025-09-19	2025-09-20	Standard	Johannesburg Metro (GJM)	6	2	0.5	Yes	Analysis
2	Ekurhuleni Trials 2025 (C)	2025-07-26	2025-07-26	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
3	Chess Molecules Open Tournament 2025 (B)	2025-04-19	2025-04-19	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
4	Gauteng Top Schools 2024 (U15 Girls)	2024-10-05	2024-10-05	Rapid	Ekurhuleni (GE)	5	5	1	Yes	Analysis
5	Chess Molecules Open Chess Tournament 2024 (High School Girls)	2024-06-15	2024-06-15	Rapid	Johannesburg Metro (GJM)	5	5	1.5	Yes	Analysis
6	Chess is My Lifestyle 2023 (High School Girls)	2023-12-09	2023-12-09	Rapid	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
7	Chess Molecules Rapid 2023 (High School Girls)	2023-09-23	2023-09-23	Rapid	Ekurhuleni (GE)	5	5	2	Yes	Analysis
8	Chess Molecules 16 June Tournament 2023 (High School Girls)	2023-06-16	2023-06-16	Rapid	Ekurhuleni (GE)	5	5	2	Yes	Analysis
9	Alberton Chess Club Tournament 1 2023 (C)	2023-04-15	2023-04-15	Standard	Ekurhuleni (GE)	5	4	0	Yes	Analysis

#	Games	Start				End
1	3	Tournament Ekurhuleni Trials 2025				Tournament Ekurhuleni Trials 2025
		date 2025-07-26	rnd 3	type Standard	result 1	date 2025-07-26	rnd 5	type Standard	result 1
		Opponent Kekane, T (Tshireketso)				Opponent Ambrose, V (Valentino)
2	3	Tournament Chess is My Lifestyle 2023				Tournament Chess is My Lifestyle 2023
		date 2023-12-09	rnd 3	type Rapid	result 0.5	date 2023-12-09	rnd 5	type Rapid	result 1
		Opponent Onyekwere, V (Vivian)				Opponent Magwambe, R (Rejoyce)
3	2	Tournament Chess Molecules Open Tournament 2025				Tournament Chess Molecules Open Tournament 2025
		date 2025-04-19	rnd 4	type Rapid	result 1	date 2025-04-19	rnd 5	type Rapid	result 1
		Opponent Wang, D (Dorcas)				Opponent Ndzuke, N (Nonhlanhla Refilwe)

#	Games	Start				End
1	3	Tournament Ekurhuleni Trials 2025				Tournament Ekurhuleni Trials 2025
		date 2025-07-26	rnd 3	type Standard	result 1	date 2025-07-26	rnd 5	type Standard	result 1
		Opponent Kekane, T (Tshireketso)				Opponent Ambrose, V (Valentino)

#	Games	Start				End
1	3	Tournament Chess is My Lifestyle 2023				Tournament Chess is My Lifestyle 2023
		date 2023-12-09	rnd 3	type Rapid	result 0.5	date 2023-12-09	rnd 5	type Rapid	result 1
		Opponent Onyekwere, V (Vivian)				Opponent Magwambe, R (Rejoyce)
2	2	Tournament Chess Molecules Open Tournament 2025				Tournament Chess Molecules Open Tournament 2025
		date 2025-04-19	rnd 4	type Rapid	result 1	date 2025-04-19	rnd 5	type Rapid	result 1
		Opponent Wang, D (Dorcas)				Opponent Ndzuke, N (Nonhlanhla Refilwe)
3	2	Tournament Chess Molecules Open Chess Tournament 2024				Tournament Gauteng Top Schools 2024
		date 2024-06-15	rnd 5	type Rapid	result 0.5	date 2024-10-05	rnd 1	type Rapid	result 1
		Opponent Onyekwere, V (Vivian)				Opponent Makhoba, B (Bophelo Zanele)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Chess Molecules Open Tournament 2025				Tournament Chess Molecules Open Tournament 2025
		date 2025-04-19	rnd 4	type Rapid	result 1	date 2025-04-19	rnd 5	type Rapid	result 1
		Opponent Wang, D (Dorcas)				Opponent Ndzuke, N (Nonhlanhla Refilwe)
2	2	Tournament Chess is My Lifestyle 2023				Tournament Chess is My Lifestyle 2023
		date 2023-12-09	rnd 4	type Rapid	result 1	date 2023-12-09	rnd 5	type Rapid	result 1
		Opponent Kekane, T (Tshireketso)				Opponent Magwambe, R (Rejoyce)
3	1	Tournament Ekurhuleni Trials 2025				Tournament Ekurhuleni Trials 2025
		date 2025-07-26	rnd 5	type Standard	result 1	date 2025-07-26	rnd 5	type Standard	result 1
		Opponent Ambrose, V (Valentino)				Opponent Ambrose, V (Valentino)

#	Games	Start				End
1	1	Tournament Ekurhuleni Trials 2025				Tournament Ekurhuleni Trials 2025
		date 2025-07-26	rnd 5	type Standard	result 1	date 2025-07-26	rnd 5	type Standard	result 1
		Opponent Ambrose, V (Valentino)				Opponent Ambrose, V (Valentino)
2	1	Tournament Ekurhuleni Trials 2025				Tournament Ekurhuleni Trials 2025
		date 2025-07-26	rnd 3	type Standard	result 1	date 2025-07-26	rnd 3	type Standard	result 1
		Opponent Kekane, T (Tshireketso)				Opponent Kekane, T (Tshireketso)

#	Games	Start				End
1	2	Tournament Chess Molecules Open Tournament 2025				Tournament Chess Molecules Open Tournament 2025
		date 2025-04-19	rnd 4	type Rapid	result 1	date 2025-04-19	rnd 5	type Rapid	result 1
		Opponent Wang, D (Dorcas)				Opponent Ndzuke, N (Nonhlanhla Refilwe)
2	2	Tournament Chess is My Lifestyle 2023				Tournament Chess is My Lifestyle 2023
		date 2023-12-09	rnd 4	type Rapid	result 1	date 2023-12-09	rnd 5	type Rapid	result 1
		Opponent Kekane, T (Tshireketso)				Opponent Magwambe, R (Rejoyce)
3	1	Tournament Chess Molecules Open Tournament 2025				Tournament Chess Molecules Open Tournament 2025
		date 2025-04-19	rnd 2	type Rapid	result 1	date 2025-04-19	rnd 2	type Rapid	result 1
		Opponent Bilson, O (Oratile)				Opponent Bilson, O (Oratile)

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	Kekane ,T (Tshireketso)	3	3	425	1	1	425	2	2	425	0	0	0
1	Kekane ,T (Tshireketso)	3	1150.4	1575.4	1	1153.2	1575.4	2	1164.2	1575.4	0	0	0
2	Yalcoue ,A (Aissatou)	3	0	-425	0	0	0	3	0	-425	0	0	0
2	Yalcoue ,A (Aissatou)	3	1232.3	807.3	0	0	0	3	1157.2	807.3	0	0	0
3	Karuppan ,Z (Zebada)	2	1.5	212.5	1	0.5	0	1	1	425	0	0	0
3	Karuppan ,Z (Zebada)	2	1170.3	1382.8	1	1142.3	1170.3	1	1200	1595.3	0	0	0
4	Onyekwere ,V (Vivian)	2	1	0	0	0	0	2	1	0	0	0	0
4	Onyekwere ,V (Vivian)	2	1187.2	1187.2	0	0	0	2	1164.4	1187.2	0	0	0
5	Huang ,K (Kayleen)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Huang ,K (Kayleen)	1	1265	840	1	1258.6	840	0	0	0	0	0	0
6	Ambrose ,V (Valentino)	1	1	425	1	1	425	0	0	0	0	0	0
6	Ambrose ,V (Valentino)	1	1223.1	1648.1	1	1227.2	1648.1	0	0	0	0	0	0
7	Malinga ,A (Anele)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Malinga ,A (Anele)	1	1271.4	846.4	1	1286.4	846.4	0	0	0	0	0	0
8	Dube ,A (Asher)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Dube ,A (Asher)	1	1326.9	901.9	1	1274.3	901.9	0	0	0	0	0	0
9	Molomo ,K (Khumo)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Molomo ,K (Khumo)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
10	Netshimbupfe ,W (Wanga)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Netshimbupfe ,W (Wanga)	1	1460.8	1035.8	0	0	0	1	822	1035.8	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Kiruri, C (Cynthia)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms