Chess South Africa Ratings Database

PLAYER PAGE

Personal

Potgieter, R (Rayhanna)

Chess SA id

2110138052

FIDE id

Date of birth

2011-01-01 (U16)

Gender

Female

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-05-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1196.9	1263.9	1137.1	1200
Raw rating	1196.5	1263.9	1137.1	1200
Weighted rating	1196.9	1263.1	1136.1	1200
Weighted performance	826.1	923.5	770	0
Floor	744.7	763.9	712.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	166.7	151.4	181.4	165.8
Highest rating	1258.5 2024-04-01	1285 2022-05-01	1212.4 2023-01-01	1200 2018-10-01
Highest raw rating	1244.7 2023-03-01	1263.9 2024-03-01	1212.4 2023-01-01	1200 2024-03-01
Highest weighted rating	1244.7 2023-07-01	1261 2025-08-01	1212.4 2018-10-01	1200 2018-10-01
Highest weighted performance	1258.5 2024-04-01	1285 2022-05-01	1210.6 2022-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1196.9	1263.9	1137.1	1200
Analysis
Rating	1196.9	1263.9	1137.1	1200
Raw rating	1196.5	1263.9	1137.1	1200
Weighted rating	1196.9	1263.1	1136.1
Weighted performance	826.1	923.5	770
K-factor	36	36	36	36
Floor	744.7	763.9	712.4	700
Max/Min rating change allowed	166.7	151.4	181.4	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	1196.5	1263.9	1137.1	1200
New weighted rating	1196.9	1263.5	1136.1	1200
New weighted performance	819.8	916	763.7	0
Temp new rating	1196.9	1263.9	1137.1	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1196.9	1263.9	1137.1	1200
New K-factor	36	36	36	36
New floor	744.7	763.9	712.4	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	11	4	7
	30	17	13
	32	17	15
	0	0	0
History	73	38	35

Games since
	Main 11	Standard 4		Rapid 7		Blitz 0
Gender	Female
Age group	U16
Region	Cape Town (WCT)
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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	73	33.5	45.89	-34.9	1232.3	1197.4
Standard	38	19.5	51.32	11.2	1244.1	1255.3
Rapid	35	14	40	-85	1219.5	1134.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1196.5	1263.9	1137.1	1200
2025-09-30	1196.5	1263.9	1137.1	1200
2025-09-01	1196.5	1263.9	1137.1	1200
2025-08-01	1196.5	1263.9	1137.1	1200
2025-07-01	1196.2	1263.9	1137.1	1200
2025-06-01	1195.9	1263.9	1137.1	1200
2025-05-01	1195.9	1263.9	1137.1	1200
2025-04-01	1195.9	1263.9	1137.1	1200
2025-03-01	1195.9	1263.9	1137.1	1200
2025-02-01	1195.9	1263.9	1137.1	1200
2025-01-01	1195.9	1263.9	1130.6	1200
2024-12-01	1195.9	1263.9	1130.6	1200
2024-11-01	1195.9	1263.9	1130.6	1200
2024-10-01	1195.9	1263.9	1130.6	1200
2024-09-01	1195.9	1263.9	1130.6	1200
2024-08-01	1195.9	1263.9	1130.6	1200
2024-07-01	1195.9	1263.9	1130.6	1200
2024-09-01	1195.9	1263.9	1130.6	1200
2024-05-01	1231.3	1263.9	1177.8	1200
2024-04-01	1212.4	1263.9	1136.4	1200
2024-03-01	1212.4	1263.9	1136.4	1200
2024-02-01	1176.2	1222.5	1136.4	1200
2024-01-01	1176.2	1222.5	1136.4	1200
2023-12-01	1176.2	1222.5	1136.4	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cape Town Junior League Finals 2024 (U15 Open A)	2024-05-18	2024-05-18	Rapid	Cape Town (WCT)	5	5	1	Yes	Analysis
2	Cape Town Junior League Qualifier 2024 (U15 Open)	2024-04-06	2024-04-06	Rapid	Cape Town (WCT)	6	2	2	Yes	Analysis
3	CT Metro Central District Schools Chess Individuals Trials 2024 (U13 Girls)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	4	3	Yes	Analysis
4	Cape Town Junior Chess League - Round 1 2023 (U16A)	2023-07-22	2023-07-22	Rapid	Cape Town (WCT)	7	7	1	Yes	Analysis
5	Western Cape PS Individuals 2023 (U13 Girls)	2023-05-05	2023-05-06	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis
6	Cape Town Junior Chess League Q1 2023	2023-05-13	2023-05-13	Rapid	Cape Town (WCT)	7	6	2.5	Yes	Analysis
7	Cape Town Metro Schools Chess Closed Individuals 2023 (U13 Girls)	2023-02-03	2023-03-04	Standard	Cape Town (WCT)	6	5	2	Yes	Analysis
8	Central District School Trials 2023 (U13 Girls)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
9	Summer Slam 2022 (C)	2022-12-13	2022-12-13	Rapid	Cape Town (WCT)	6	6	3.5	Yes	Analysis
10	Metro Rapid 2022 (U11 Girls)	2022-10-22	2022-10-22	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
11	Western Cape Top Schools 2022 (U11 Mix)	2022-09-16	2022-09-17	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
12	Western Cape Schools 2022 (U11 Girls)	2022-05-28	2022-05-29	Standard	Cape Winelands (WCW)	6	6	3.5	Yes	Analysis
13	Metro WP Schools Chess Trials 2022 (U11 Girls)	2022-04-22	2022-04-23	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
14	2022 Central District Individual Trials (U11)	2022-03-05	2022-03-05	Rapid	Cape Town (WCT)	5	4	1	Yes	Analysis

#	Games	Start				End
1	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 2	type Standard	result 1	date 2024-02-03	rnd 4	type Standard	result 1
		Opponent Nobanda, S (Siphokuhle)				Opponent Soeker, E (Emaan)
2	3	Tournament Western Cape PS Individuals 2023				Tournament Western Cape PS Individuals 2023
		date 2023-05-05	rnd 4	type Standard	result 1	date 2023-05-06	rnd 6	type Standard	result 0.5
		Opponent Nel, A (Anika)				Opponent Taute, E (Edwina)
3	3	Tournament Summer Slam 2022				Tournament Central District School Trials 2023
		date 2022-12-13	rnd 6	type Rapid	result 1	date 2023-02-03	rnd 2	type Standard	result 0.5
		Opponent Rasmeni, S (Singalakha)				Opponent Henry, M (Molly)

#	Games	Start				End
1	6	Tournament Western Cape PS Individuals 2023				Tournament CT Metro Central District Schools Chess Individuals Trials 2024
		date 2023-05-05	rnd 4	type Standard	result 1	date 2024-02-03	rnd 4	type Standard	result 1
		Opponent Nel, A (Anika)				Opponent Soeker, E (Emaan)
2	3	Tournament Western Cape Top Schools 2022				Tournament Central District School Trials 2023
		date 2022-09-17	rnd 5	type Standard	result 1	date 2023-02-03	rnd 2	type Standard	result 0.5
		Opponent Joseph, N (Nashadine)				Opponent Henry, M (Molly)
3	3	Tournament Western Cape Schools 2022				Tournament Western Cape Schools 2022
		date 2022-05-28	rnd 1	type Standard	result 0.5	date 2022-05-28	rnd 3	type Standard	result 1
		Opponent Kaplank, K (Kiara)				Opponent Ganjana, N (Namndikhona)

#	Games	Start				End
1	3	Tournament Metro Rapid 2022				Tournament Summer Slam 2022
		date 2022-10-22	rnd 5	type Rapid	result 1	date 2022-12-13	rnd 2	type Rapid	result 1
		Opponent Kennedy, L (Leah)				Opponent Ling, D (Dane)
2	2	Tournament Cape Town Junior League Qualifier 2024				Tournament Cape Town Junior League Qualifier 2024
		date 2024-04-06	rnd 4	type Rapid	result 1	date 2024-04-06	rnd 6	type Rapid	result 1
		Opponent Mutumbi, M (Melisa)				Opponent Kuzuko, K (Kafile)
3	2	Tournament Cape Town Junior Chess League Q1 2023				Tournament Cape Town Junior Chess League Q1 2023
		date 2023-05-13	rnd 6	type Rapid	result 1	date 2023-05-13	rnd 7	type Rapid	result 1
		Opponent Lefike, M (Moagi)				Opponent Devanunthan, N (Nivash)

No games found.

#	Games	Start				End

#	Games	Start				End
1	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 2	type Standard	result 1	date 2024-02-03	rnd 4	type Standard	result 1
		Opponent Nobanda, S (Siphokuhle)				Opponent Soeker, E (Emaan)
2	2	Tournament Cape Town Junior League Qualifier 2024				Tournament Cape Town Junior League Qualifier 2024
		date 2024-04-06	rnd 4	type Rapid	result 1	date 2024-04-06	rnd 6	type Rapid	result 1
		Opponent Mutumbi, M (Melisa)				Opponent Kuzuko, K (Kafile)
3	2	Tournament Cape Town Junior Chess League Q1 2023				Tournament Cape Town Junior Chess League Q1 2023
		date 2023-05-13	rnd 6	type Rapid	result 1	date 2023-05-13	rnd 7	type Rapid	result 1
		Opponent Lefike, M (Moagi)				Opponent Devanunthan, N (Nivash)

#	Games	Start				End
1	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 2	type Standard	result 1	date 2024-02-03	rnd 4	type Standard	result 1
		Opponent Nobanda, S (Siphokuhle)				Opponent Soeker, E (Emaan)
2	2	Tournament Western Cape PS Individuals 2023				Tournament Western Cape PS Individuals 2023
		date 2023-05-05	rnd 4	type Standard	result 1	date 2023-05-06	rnd 5	type Standard	result 1
		Opponent Nel, A (Anika)				Opponent Nhlapo, P (Philasande)
3	2	Tournament Central District School Trials 2023				Tournament Cape Town Metro Schools Chess Closed Individuals 2023
		date 2023-02-04	rnd 6	type Standard	result 1	date 2023-03-04	rnd 3	type Standard	result 1
		Opponent Nhlapo, P (Philasande)				Opponent Dosi, Z (Zethu)

#	Games	Start				End
1	2	Tournament Cape Town Junior League Qualifier 2024				Tournament Cape Town Junior League Qualifier 2024
		date 2024-04-06	rnd 4	type Rapid	result 1	date 2024-04-06	rnd 6	type Rapid	result 1
		Opponent Mutumbi, M (Melisa)				Opponent Kuzuko, K (Kafile)
2	2	Tournament Cape Town Junior Chess League Q1 2023				Tournament Cape Town Junior Chess League Q1 2023
		date 2023-05-13	rnd 6	type Rapid	result 1	date 2023-05-13	rnd 7	type Rapid	result 1
		Opponent Lefike, M (Moagi)				Opponent Devanunthan, N (Nivash)
3	1	Tournament Cape Town Junior League Finals 2024				Tournament Cape Town Junior League Finals 2024
		date 2024-05-18	rnd 5	type Rapid	result 1	date 2024-05-18	rnd 5	type Rapid	result 1
		Opponent Mokhele, Z (Zimi)				Opponent Mokhele, Z (Zimi)

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	Ras ,H (Hanaan)	3	0	-425	2	0	-425	1	0	-425	0	0	0
1	Ras ,H (Hanaan)	3	1266.6	841.6	2	1302.3	841.6	1	1200	841.6	0	0	0
2	Nhlapo ,P (Philasande)	2	2	425	2	2	425	0	0	0	0	0	0
2	Nhlapo ,P (Philasande)	2	1154.2	1579.2	2	1147.2	1579.2	0	0	0	0	0	0
3	Holdman ,S (Suad)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Holdman ,S (Suad)	2	1228.2	803.2	2	1232.4	803.2	0	0	0	0	0	0
4	Mannikam ,Y (Yusrah)	2	1.5	212.5	1	1	425	1	0.5	0	0	0	0
4	Mannikam ,Y (Yusrah)	2	1163.6	1376.1	1	1178.4	1588.6	1	1200	1163.6	0	0	0
5	Iuzhakova ,H (Heidi)	2	0	-425	1	0	-425	1	0	-425	0	0	0
5	Iuzhakova ,H (Heidi)	2	1197.1	772.1	1	1200	772.1	1	1200	772.1	0	0	0
6	Kotliar ,B (Beatrisa)	2	1	0	0	0	0	2	1	0	0	0	0
6	Kotliar ,B (Beatrisa)	2	1178.2	1178.2	0	0	0	2	1169.4	1178.2	0	0	0
7	Ganjana ,N (Namndikhona)	1	1	425	1	1	425	0	0	0	0	0	0
7	Ganjana ,N (Namndikhona)	1	1223.6	1648.6	1	1198.4	1648.6	0	0	0	0	0	0
8	Briesies ,S (Shiante)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Briesies ,S (Shiante)	1	1156.4	731.4	1	1160.4	731.4	0	0	0	0	0	0
9	Joya ,I (Imkhita)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Joya ,I (Imkhita)	1	1442.3	1017.3	1	1420.8	1017.3	0	0	0	0	0	0
10	Farmer ,P (Perslin)	1	1	425	1	1	425	0	0	0	0	0	0
10	Farmer ,P (Perslin)	1	1204.7	1629.7	1	1210	1629.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Potgieter, R (Rayhanna)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms