Chess South Africa Ratings Database

PLAYER PAGE

Personal

Sher, I (Ivy)

Chess SA id

2150147534

FIDE id

Date of birth

2015-10-15 (U12)

Gender

Female

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-02-15

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1251.6	1239.7	1229.7	1200
Raw rating	1251.6	1239.7	1229.7	1200
Weighted rating	1248.4	1238.4	1221.5	1200
Weighted performance	1056.5	1043.7	1046.5	0
Floor	768.3	757.7	729.7	700
K-factor	36	36	36	36
Min/Max rating change allowed	154.1	156.7	159	165.8
Highest rating	1288.7 2024-06-01	1263.5 2024-06-01	1229.7 2025-03-01	1200 2018-10-01
Highest raw rating	1268.3 2024-09-01	1257.7 2024-09-01	1229.7 2025-03-01	1200 2024-03-01
Highest weighted rating	1243.2 2025-08-01	1234.3 2025-08-01	1229.7 2023-06-01	1200 2018-10-01
Highest weighted performance	1288.7 2024-06-01	1263.5 2024-06-01	1206.7 2023-02-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1251.6	1239.7	1229.7	1200
Analysis
Rating	1251.6	1239.7	1229.7	1200
Raw rating	1251.6	1239.7	1229.7	1200
Weighted rating	1248.4	1238.4	1221.5
Weighted performance	1056.5	1043.7	1046.5
K-factor	36	36	36	36
Floor	768.3	757.7	729.7	700
Max/Min rating change allowed	154.1	156.7	159	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	1251.6	1239.7	1229.7	1200
New weighted rating	1249.6	1239.3	1223	1200
New weighted performance	1049.5	1036.5	1039.3	0
Temp new rating	1251.6	1239.7	1229.7	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1251.6	1239.7	1229.7	1200
New K-factor	36	36	36	36
New floor	768.3	757.7	729.7	700

Item	Main	Standard	Rapid
	0	0	0
	6	0	6
	41	30	11
	23	10	13
	11	0	11
	0	0	0
History	81	40	41

Games since
	Main 47	Standard 30		Rapid 17		Blitz 0
Gender	Female
Age group	U12
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	3705		1229		490
Female	823		328		105
U12	580		198		64
U12 Female	171		68		14
Standard
	RSA		Province		Region
Overall	3747		1067		438
Female	841		311		106
U12	586		168		61
U12 Female	169		64		17
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 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	3	50	0	1275.4	1275.4
Standard	0	0	0	0	0	0
Rapid	6	3	50	0	1275.4	1275.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	81	41.5	51.23	10.5	1224.3	1234.8
Standard	40	21	52.5	21.2	1229.4	1250.7
Rapid	41	20.5	50	0	1219.2	1219.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1251.6	1239.7	1229.7	1200
2025-09-30	1251.6	1239.7	1229.7	1200
2025-09-01	1251.6	1239.7	1229.7	1200
2025-08-01	1251.6	1239.7	1229.7	1200
2025-07-01	1251.6	1239.7	1229.7	1200
2025-06-01	1251.6	1239.7	1229.7	1200
2025-05-01	1251.6	1239.7	1229.7	1200
2025-04-01	1251.6	1239.7	1229.7	1200
2025-03-01	1251.6	1239.7	1229.7	1200
2025-02-01	1247.3	1239.7	1220.9	1200
2025-01-01	1247.3	1239.7	1220.9	1200
2024-12-01	1247.3	1239.7	1220.9	1200
2024-11-01	1247.3	1239.7	1220.9	1200
2024-10-01	1268.3	1257.7	1209	1200
2024-09-01	1268.3	1257.7	1209	1200
2024-08-01	1265.9	1255.5	1209	1200
2024-07-01	1265.9	1255.5	1209	1200
2024-09-01	1252.5	1238.9	1209	1200
2024-05-01	1192.1	1195	1180.2	1200
2024-04-01	1192.1	1195	1180.2	1200
2024-03-01	1206.1	1214.4	1180.2	1200
2024-02-01	1171.4	1166.4	1180.2	1200
2024-01-01	1171.4	1166.4	1180.2	1200
2023-12-01	1171.4	1166.4	1180.2	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	Laerskool Welgemoed Rapid 2025 (U12)	2025-02-15	2025-02-15	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Laerskool Welgemoed Rapid 2025 (U12)	2025-02-15	2025-02-15	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
2	Laerskool Welgemoed Rapid 2024 (U10)	2024-10-19	2024-10-19	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
3	Chess Elevation Series - October 2024 (Level 1)	2024-10-25	2024-10-26	Standard	Cape Town (WCT)	5	4	1.5	Yes	Analysis
4	2nd Young Minds Classic 2024 (Junior)	2024-08-10	2024-08-10	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
5	Cape Town Chess Federation Closed Chess Championships 2024 (U10)	2024-06-15	2024-06-15	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
6	Steinitz Chess Festival 2024 (U10)	2024-05-11	2024-05-11	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
7	Western Cape PS Individuals Championship 2024 (U9 Girls)	2024-05-04	2024-05-05	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
8	Cape Town Metro Schools Chess Closed Individuals 2024 (U9 Girls)	2024-03-02	2024-03-03	Standard	Cape Town (WCT)	6	5	2	Yes	Analysis
9	CT Metro Central District Schools Chess Individuals Trials 2024 (U9 Girls)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	5	3.5	Yes	Analysis
10	CW Top Schools 2023 (U10)	2023-08-12	2023-08-12	Standard	West Coast (WCU)	5	5	2	Yes	Analysis
11	WP Closed 2023 (U10)	2023-06-17	2023-06-17	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
12	GPCA Rapid 2023 (U10)	2023-06-24	2023-06-24	Rapid	Cape Town (WCT)	7	7	3	Yes	Analysis
13	Laerskool Welgemoed Rapid 2023 (U10)	2023-02-11	2023-02-11	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
14	Kraaifontein Rapid Open 2022 (U8)	2022-12-16	2022-12-16	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
15	Metro Rapid 2022 (U7 Girls)	2022-10-22	2022-10-22	Rapid	Cape Town (WCT)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament 2nd Young Minds Classic 2024				Tournament Laerskool Welgemoed Rapid 2024
		date 2024-08-10	rnd 4	type Standard	result 1	date 2024-10-19	rnd 1	type Rapid	result 1
		Opponent Ledger, R (Ryan)				Opponent Cockcroft, E (Elliott)
2	3	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament Western Cape PS Individuals Championship 2024
		date 2024-03-03	rnd 6	type Standard	result 1	date 2024-05-04	rnd 2	type Standard	result 1
		Opponent Ramonyaluoe, M (Madalitso)				Opponent Ferus, Z (Zarah)
3	3	Tournament CT Metro Central District Schools Chess Individuals Trials 2024				Tournament CT Metro Central District Schools Chess Individuals Trials 2024
		date 2024-02-03	rnd 3	type Standard	result 1	date 2024-02-03	rnd 5	type Standard	result 1
		Opponent Javed, M (Mariam)				Opponent Zembete, M (Mary Siyamthanda)

#	Games	Start				End
1	3	Tournament Western Cape PS Individuals Championship 2024				Tournament Cape Town Chess Federation Closed Chess Championships 2024
		date 2024-05-05	rnd 5	type Standard	result 1	date 2024-06-15	rnd 1	type Standard	result 1
		Opponent Jordaan, Z (Zoila)				Opponent Cluever, M (Maximilian)
2	3	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament Western Cape PS Individuals Championship 2024
		date 2024-03-03	rnd 6	type Standard	result 1	date 2024-05-04	rnd 2	type Standard	result 1
		Opponent Ramonyaluoe, M (Madalitso)				Opponent Ferus, Z (Zarah)
3	3	Tournament CT Metro Central District Schools Chess Individuals Trials 2024				Tournament CT Metro Central District Schools Chess Individuals Trials 2024
		date 2024-02-03	rnd 3	type Standard	result 1	date 2024-02-03	rnd 5	type Standard	result 1
		Opponent Javed, M (Mariam)				Opponent Zembete, M (Mary Siyamthanda)

#	Games	Start				End
1	3	Tournament Laerskool Welgemoed Rapid 2024				Tournament Laerskool Welgemoed Rapid 2025
		date 2024-10-19	rnd 6	type Rapid	result 1	date 2025-02-15	rnd 2	type Rapid	result 1
		Opponent Rossouw, J (Jeandre)				Opponent Jones, M (Musfiqah)
2	3	Tournament Kraaifontein Rapid Open 2022				Tournament Kraaifontein Rapid Open 2022
		date 2022-12-16	rnd 3	type Rapid	result 0.5	date 2022-12-16	rnd 5	type Rapid	result 1
		Opponent Meyer, Z (Zeke)				Opponent Tak, A (Abeer)
3	3	Tournament Metro Rapid 2022				Tournament Metro Rapid 2022
		date 2022-10-22	rnd 1	type Rapid	result 0.5	date 2022-10-22	rnd 3	type Rapid	result 1
		Opponent Javed, M (Mariam)				Opponent Klopper, E (Elbe)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2nd Young Minds Classic 2024				Tournament Laerskool Welgemoed Rapid 2024
		date 2024-08-10	rnd 4	type Standard	result 1	date 2024-10-19	rnd 1	type Rapid	result 1
		Opponent Ledger, R (Ryan)				Opponent Cockcroft, E (Elliott)
2	3	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament Western Cape PS Individuals Championship 2024
		date 2024-03-03	rnd 6	type Standard	result 1	date 2024-05-04	rnd 2	type Standard	result 1
		Opponent Ramonyaluoe, M (Madalitso)				Opponent Ferus, Z (Zarah)
3	2	Tournament Laerskool Welgemoed Rapid 2025				Tournament Laerskool Welgemoed Rapid 2025
		date 2025-02-15	rnd 1	type Rapid	result 1	date 2025-02-15	rnd 2	type Rapid	result 1
		Opponent October, O (Oliver)				Opponent Jones, M (Musfiqah)

#	Games	Start				End
1	3	Tournament Western Cape PS Individuals Championship 2024				Tournament Cape Town Chess Federation Closed Chess Championships 2024
		date 2024-05-05	rnd 5	type Standard	result 1	date 2024-06-15	rnd 1	type Standard	result 1
		Opponent Jordaan, Z (Zoila)				Opponent Cluever, M (Maximilian)
2	3	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament Western Cape PS Individuals Championship 2024
		date 2024-03-03	rnd 6	type Standard	result 1	date 2024-05-04	rnd 2	type Standard	result 1
		Opponent Ramonyaluoe, M (Madalitso)				Opponent Ferus, Z (Zarah)
3	2	Tournament 2nd Young Minds Classic 2024				Tournament 2nd Young Minds Classic 2024
		date 2024-08-10	rnd 4	type Standard	result 1	date 2024-08-10	rnd 5	type Standard	result 1
		Opponent Ledger, R (Ryan)				Opponent Pienaar, G (George)

#	Games	Start				End
1	3	Tournament Laerskool Welgemoed Rapid 2024				Tournament Laerskool Welgemoed Rapid 2025
		date 2024-10-19	rnd 6	type Rapid	result 1	date 2025-02-15	rnd 2	type Rapid	result 1
		Opponent Rossouw, J (Jeandre)				Opponent Jones, M (Musfiqah)
2	2	Tournament Steinitz Chess Festival 2024				Tournament Laerskool Welgemoed Rapid 2024
		date 2024-05-11	rnd 5	type Rapid	result 1	date 2024-10-19	rnd 1	type Rapid	result 1
		Opponent Matu, N (Nkazimlo)				Opponent Cockcroft, E (Elliott)
3	2	Tournament Steinitz Chess Festival 2024				Tournament Steinitz Chess Festival 2024
		date 2024-05-11	rnd 2	type Rapid	result 1	date 2024-05-11	rnd 3	type Rapid	result 1
		Opponent Julius, M (Matt)				Opponent Nel, M (Mattheus Johan)

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	Smith ,W (Willow)	4	1.5	-106.2	3	1.5	0	1	0	-425	0	0	0
1	Smith ,W (Willow)	4	1219.6	1113.4	3	1236.1	1219.6	1	1187.3	794.6	0	0	0
2	Chumpitaz Avila ,J (Josef)	3	2	141.7	1	1	425	2	1	0	0	0	0
2	Chumpitaz Avila ,J (Josef)	3	1153.7	1295.4	1	1123.2	1578.7	2	1195.5	1153.7	0	0	0
3	Zembeta ,M (Mary Siyamthanda)	2	2	425	2	2	425	0	0	0	0	0	0
3	Zembeta ,M (Mary Siyamthanda)	2	1215.4	1640.4	2	1200	1640.4	0	0	0	0	0	0
4	Ramonyaluoe ,M (Madalitso)	2	1	0	2	1	0	0	0	0	0	0	0
4	Ramonyaluoe ,M (Madalitso)	2	1261.6	1261.6	2	1224.2	1261.6	0	0	0	0	0	0
5	Javed ,Z (Zainab)	2	0	-425	1	0	-425	1	0	-425	0	0	0
5	Javed ,Z (Zainab)	2	1260.2	835.2	1	1270.1	835.2	1	1155.6	835.2	0	0	0
6	Alexander ,P (Phoebe)	2	0	-425	1	0	-425	1	0	-425	0	0	0
6	Alexander ,P (Phoebe)	2	1267.6	842.6	1	1339.4	842.6	1	1200	842.6	0	0	0
7	Javed ,M (Mariam)	2	1.5	212.5	1	1	425	1	0.5	0	0	0	0
7	Javed ,M (Mariam)	2	1098.8	1311.2	1	1164.8	1523.8	1	1092	1098.8	0	0	0
8	Walters ,N (Nicola)	2	0	-425	1	0	-425	1	0	-425	0	0	0
8	Walters ,N (Nicola)	2	1233.6	808.6	1	1222.4	808.6	1	1163.3	808.6	0	0	0
9	Van Der Merwe ,S (Schalk Wolf)	2	0	-425	0	0	0	2	0	-425	0	0	0
9	Van Der Merwe ,S (Schalk Wolf)	2	1404.7	979.7	0	0	0	2	1473.8	979.7	0	0	0
10	Marais ,A (Alexander)	2	1	0	0	0	0	2	1	0	0	0	0
10	Marais ,A (Alexander)	2	1244.6	1244.6	0	0	0	2	1271.6	1244.6	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Sher, I (Ivy)

Ratings

Game statistics

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms