Chess South Africa Ratings Database

PLAYER PAGE

Personal

Eyberg, Z (Zoe)

Chess SA id

203009187

FIDE id

Date of birth

2003-01-05 (Adult)

Gender

Female

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-12

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1407.9	1406.7	1302.4	1175.5
Raw rating	1398.2	1406.7	1302.4	1175.5
Weighted rating	1407.9	1406.7	1242.4	1175.5
Weighted performance	1027	398.1	1031.9	0
Floor	945.1	955.3	802.4	675.5
K-factor	32	32	36	40
Min/Max rating change allowed	125	123.5	143.3	171.7
Highest rating	1450.4 2020-01-01	1470.9 2020-01-01	1302.4 2025-11-01	1200 2024-02-01
Highest raw rating	1445.1 2020-02-01	1455.3 2020-02-01	1302.4 2025-11-01	1175.5 2024-02-01
Highest weighted rating	1445.1 2021-11-01	1455.3 2021-10-01	1242.4 2025-11-01	1175.5 2024-11-01
Highest weighted performance	1450.4 2020-01-01	1470.9 2020-01-01	1222.3 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.8	0	0	0
New rating	1407.1	1406.7	1302.4	1175.5
Analysis
Rating	1407.9	1406.7	1302.4	1175.5
Raw rating	1398.2	1406.7	1302.4	1175.5
Weighted rating	1407.9	1406.7	1242.4
Weighted performance	1027	398.1	1031.9
K-factor	32	32	36	40
Floor	945.1	955.3	802.4	675.5
Max/Min rating change allowed	125	123.5	143.3	171.7
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	1398.2	1406.7	1302.4	1175.5
New weighted rating	1407.1	1406.7	1247.4	1175.5
New weighted performance	1019.4	390	1024.2	0
Temp new rating	1407.1	1406.7	1302.4	1175.5
Temp new rating +/-	-0.8	0	0	0
Final new rating +/-	-0.8	0	0	0
New rating	1407.1	1406.7	1302.4	1175.5
New K-factor	32	32	36	40
New floor	945.1	955.3	802.4	675.5

Item	Main	Standard	Rapid
	0	0	0
	13	0	13
	0	0	0
	6	0	6
	0	0	0
	0	0	0
History	369	304	65

Games since
	Main 13	Standard 0		Rapid 13		Blitz 0
Gender	Female
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult 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	13	8	61.54	98.1	1266.7	1364.8
Standard	0	0	0	0	0	0
Rapid	13	8	61.54	98.1	1266.7	1364.8
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	136	96	70.59	175	1169.6	1344.6
Standard	108	77.5	71.76	185	1156.6	1341.6
Rapid	28	18.5	66.07	136.6	1219.8	1356.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1398.2	1406.7	1302.4	1175.5
2025-09-30	1408.7	1406.7	1237.2	1175.5
2025-09-01	1408.7	1406.7	1237.2	1175.5
2025-08-01	1408.7	1406.7	1237.2	1175.5
2025-07-01	1408.7	1406.7	1237.2	1175.5
2025-06-01	1408.7	1406.7	1237.2	1175.5
2025-05-01	1408.7	1406.7	1237.2	1175.5
2025-04-01	1408.7	1406.7	1237.2	1175.5
2025-03-01	1408.7	1406.7	1237.2	1175.5
2025-02-01	1408.7	1406.7	1237.2	1175.5
2025-01-01	1408.7	1406.7	1237.2	1175.5
2024-12-01	1408.7	1406.7	1237.2	1175.5
2024-11-01	1408.7	1406.7	1237.2	1175.5
2024-10-01	1408.7	1406.7	1237.2	1175.5
2024-09-01	1408.7	1406.7	1237.2	1175.5
2024-08-01	1408.7	1406.7	1237.2	1175.5
2024-07-01	1408.7	1406.7	1237.2	1175.5
2024-09-01	1408.7	1406.7	1237.2	1175.5
2024-05-01	1408.7	1406.7	1237.2	1175.5
2024-04-01	1408.7	1406.7	1237.2	1175.5
2024-03-01	1408.7	1406.7	1237.2	1175.5
2024-02-01	1408.7	1406.7	1237.2	1175.5
2024-01-01	1408.7	1406.7	1237.2	1175.5
2023-12-01	1408.7	1406.7	1237.2	1175.5

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	UCT Open Chess Championship 2025 (Open)	2025-10-12	2025-10-12	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
2	Royal Rapid Challenge 2025 (B)	2025-10-04	2025-10-04	Rapid	Cape Town (WCT)	7	7	5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	UCT Open Chess Championship 2025 (Open)	2025-10-12	2025-10-12	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
2	Royal Rapid Challenge 2025 (B)	2025-10-04	2025-10-04	Rapid	Cape Town (WCT)	7	7	5	Yes	Analysis
3	Steinitz Open 2023 (D)	2023-05-27	2023-05-27	Rapid	Cape Town (WCT)	6	6	3.5	Yes	Analysis
4	Western Cape Schools 2020 (U18 Girls)	2020-03-14	2020-03-15	Standard	Cape Town (WCT)	5	5	3.5	Yes	Analysis
5	2020 Western Province Open (Elite)	2020-03-07	2020-03-08	Standard	Cape Town (WCT)	6	6	1.5	Yes	Analysis
6	OCF Open 2020 (U16+U18)	2020-01-25	2020-01-25	Rapid	Overberg (WOS)	5	5	4	Yes	Analysis
7	2019 Wild Card Chess Championship (U18 Girls)	2020-01-09	2020-01-12	Standard	4 Knights (4K)	7	7	5.5	Yes	Analysis
8	2019 South African Junior Team Championships (U16-U20 Girls)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	6.5	Yes	Analysis
9	2019 South African Closed Chess Championships (Women B)	2019-12-07	2019-12-14	Standard	Cape Town (WCT)	6	5	4	Yes	Analysis
10	2019 Western Cape Club Championship (A+B)	2019-10-25	2019-10-27	Standard	Overberg (WOS)	6	6	4	Yes	Analysis
11	Western Cape Top Schools 2019 (U18 Mix)	2019-08-31	2019-09-01	Standard	Cape Winelands (WCW)	5	4	2.5	Yes	Analysis
12	2019 Western Cape Closed Chess Championships (C)	2019-09-21	2019-09-22	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
13	Overberg Top Schools 2019 (U18)	2019-07-20	2019-07-20	Standard	Overberg (WOS)	3	3	3	Yes	Analysis
14	Overberg Club Champs 2019 (A)	2019-06-15	2019-06-15	Standard	Overberg (WOS)	5	4	1	Yes	Analysis
15	2019 Western Province Open (Open)	2019-05-25	2019-05-26	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
16	Western Cape Schools Individuals 2019 (U18 Girls)	2019-05-04	2019-05-05	Standard	Eden (WEG)	6	6	4	Yes	Analysis
17	Overberg School Chess Close Champs 2019 (U18 Girls)	2019-03-08	2019-03-09	Standard	Overberg (WOS)	6	6	6	Yes	Analysis
18	South African Junior Team Championships 2018 (U16-U20 Girls)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	6	Yes	Analysis
19	Western Cape Kings & Queens 2018 (Girls)	2018-10-20	2018-10-20	Rapid	Cape Winelands (WCW)	5	4	3	Yes	Analysis
20	Western Cape Top Schools 2018 (U15-U19 Girls)	2018-08-25	2018-08-26	Standard	Overberg (WOS)	5	5	5	Yes	Analysis
21	Western Cape Schools Individuals 2018 (U15 Girls)	2018-05-19	2018-05-20	Standard	Overberg (WOS)	6	6	5	Yes	Analysis
22	Overberg Schools Closed 2018 (U15 Girls)	2018-03-23	2018-03-23	Standard	Overberg (WOS)	6	6	6	Yes	Analysis
23	2018 Cape of Good Hope Open Chess Championships (Prestige)	2018-01-26	2018-01-28	Standard	Cape Town (WCT)	6	6	1.5	Yes	Analysis
24	South African Junior Team Championships 2017 (U16-U20 Girls)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis

#	Games	Start				End
1	14	Tournament 2019 South African Closed Chess Championships				Tournament 2019 Wild Card Chess Championship
		date 2019-12-14	rnd 5	type Standard	result 1	date 2020-01-11	rnd 6	type Standard	result 1
		Opponent Ellman, A (Anne-Belle)				Opponent Iyman, J (Jaelene)
2	12	Tournament South African Junior Team Championships 2018				Tournament Western Cape Schools Individuals 2019
		date 2018-12-17	rnd 3	type Standard	result 1	date 2019-05-04	rnd 1	type Standard	result 1
		Opponent Mpanza, T (Thandeka)				Opponent Goedeman, E (Elzaan)
3	10	Tournament 2018 Cape of Good Hope Open Chess Championships				Tournament Western Cape Schools Individuals 2018
		date 2018-01-28	rnd 6	type Standard	result 0.5	date 2018-05-19	rnd 3	type Standard	result 1
		Opponent Van Loggerenberg, SE (Sean)				Opponent Mitchells, J (Jamie-Lee)

#	Games	Start				End
1	14	Tournament 2019 South African Closed Chess Championships				Tournament 2019 Wild Card Chess Championship
		date 2019-12-14	rnd 5	type Standard	result 1	date 2020-01-11	rnd 6	type Standard	result 1
		Opponent Ellman, A (Anne-Belle)				Opponent Iyman, J (Jaelene)
2	12	Tournament South African Junior Team Championships 2018				Tournament Western Cape Schools Individuals 2019
		date 2018-12-17	rnd 3	type Standard	result 1	date 2019-05-04	rnd 1	type Standard	result 1
		Opponent Mpanza, T (Thandeka)				Opponent Goedeman, E (Elzaan)
3	10	Tournament 2018 Cape of Good Hope Open Chess Championships				Tournament Western Cape Schools Individuals 2018
		date 2018-01-28	rnd 6	type Standard	result 0.5	date 2018-05-19	rnd 3	type Standard	result 1
		Opponent Van Loggerenberg, SE (Sean)				Opponent Mitchells, J (Jamie-Lee)

#	Games	Start				End
1	6	Tournament OCF Open 2020				Tournament Steinitz Open 2023
		date 2020-01-25	rnd 2	type Rapid	result 1	date 2023-05-27	rnd 2	type Rapid	result 1
		Opponent Pekeur, A (Amy)				Opponent Wolmarans, B (Ben)
2	3	Tournament Western Cape Kings & Queens 2018				Tournament Western Cape Kings & Queens 2018
		date 2018-10-20	rnd 2	type Rapid	result 1	date 2018-10-20	rnd 5	type Rapid	result 1
		Opponent Ligwa, A (Anastacia)				Opponent Julies, C (Charity)
3	2	Tournament Steinitz Open 2023				Tournament Steinitz Open 2023
		date 2023-05-27	rnd 5	type Rapid	result 0.5	date 2023-05-27	rnd 6	type Rapid	result 1
		Opponent Diedericks, A (Albert)				Opponent De Jager, L (Leon)

No games found.

#	Games	Start				End

#	Games	Start				End
1	12	Tournament South African Junior Team Championships 2018				Tournament Western Cape Schools Individuals 2019
		date 2018-12-17	rnd 3	type Standard	result 1	date 2019-05-04	rnd 1	type Standard	result 1
		Opponent Mpanza, T (Thandeka)				Opponent Goedeman, E (Elzaan)
2	9	Tournament Overberg Schools Closed 2018				Tournament Western Cape Schools Individuals 2018
		date 2018-03-23	rnd 1	type Standard	result 1	date 2018-05-19	rnd 3	type Standard	result 1
		Opponent Marais, N (Neesha)				Opponent Mitchells, J (Jamie-Lee)
3	7	Tournament Western Cape Schools Individuals 2018				Tournament Western Cape Top Schools 2018
		date 2018-05-20	rnd 5	type Standard	result 1	date 2018-08-26	rnd 5	type Standard	result 1
		Opponent Donza, R (Ropafadzo)				Opponent Jafthas, K (Kenyana)

#	Games	Start				End
1	12	Tournament South African Junior Team Championships 2018				Tournament Western Cape Schools Individuals 2019
		date 2018-12-17	rnd 3	type Standard	result 1	date 2019-05-04	rnd 1	type Standard	result 1
		Opponent Mpanza, T (Thandeka)				Opponent Goedeman, E (Elzaan)
2	9	Tournament Overberg Schools Closed 2018				Tournament Western Cape Schools Individuals 2018
		date 2018-03-23	rnd 1	type Standard	result 1	date 2018-05-19	rnd 3	type Standard	result 1
		Opponent Marais, N (Neesha)				Opponent Mitchells, J (Jamie-Lee)
3	8	Tournament Western Cape Schools Individuals 2018				Tournament South African Junior Team Championships 2018
		date 2018-05-20	rnd 5	type Standard	result 1	date 2018-12-16	rnd 1	type Standard	result 1
		Opponent Donza, R (Ropafadzo)				Opponent Coetzee, G (Gisele)

#	Games	Start				End
1	6	Tournament OCF Open 2020				Tournament Steinitz Open 2023
		date 2020-01-25	rnd 2	type Rapid	result 1	date 2023-05-27	rnd 2	type Rapid	result 1
		Opponent Pekeur, A (Amy)				Opponent Wolmarans, B (Ben)
2	3	Tournament Western Cape Kings & Queens 2018				Tournament Western Cape Kings & Queens 2018
		date 2018-10-20	rnd 2	type Rapid	result 1	date 2018-10-20	rnd 5	type Rapid	result 1
		Opponent Ligwa, A (Anastacia)				Opponent Julies, C (Charity)
3	1	Tournament Steinitz Open 2023				Tournament Steinitz Open 2023
		date 2023-05-27	rnd 6	type Rapid	result 1	date 2023-05-27	rnd 6	type Rapid	result 1
		Opponent De Jager, L (Leon)				Opponent De Jager, L (Leon)

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	Seholoba ,R (Retshepile)	3	3	425	3	3	425	0	0	0	0	0	0
1	Seholoba ,R (Retshepile)	3	786.8	1211.8	3	740.6	1211.8	0	0	0	0	0	0
2	Sadien ,TL (Tracey-Lee)	3	3	425	3	3	425	0	0	0	0	0	0
2	Sadien ,TL (Tracey-Lee)	3	805.4	1230.4	3	811.9	1230.4	0	0	0	0	0	0
3	Mitchells ,J (Jamie-Lee)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
3	Mitchells ,J (Jamie-Lee)	2	1332.6	1545.1	2	1321.3	1545.1	0	0	0	0	0	0
4	Mbekeni ,S (Sino)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
4	Mbekeni ,S (Sino)	2	1188.2	1400.7	2	1187.9	1400.7	0	0	0	0	0	0
5	Booysen ,T (Tineke)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Booysen ,T (Tineke)	2	1337.4	912.4	2	1339.2	912.4	0	0	0	0	0	0
6	Mareki ,M (Moze)	2	1	0	2	1	0	0	0	0	0	0	0
6	Mareki ,M (Moze)	2	1346.8	1346.8	2	1354.8	1346.8	0	0	0	0	0	0
7	Mackintosh ,M (Michaella)	1	1	425	1	1	425	0	0	0	0	0	0
7	Mackintosh ,M (Michaella)	1	1456.3	1881.3	1	1420.5	1881.3	0	0	0	0	0	0
8	Seroka ,L (Lebogang)	1	1	425	1	1	425	0	0	0	0	0	0
8	Seroka ,L (Lebogang)	1	1246.4	1671.4	1	1257.7	1671.4	0	0	0	0	0	0
9	Steenkamp ,W (Wessel)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Steenkamp ,W (Wessel)	1	1418	1418	1	1398.7	1418	0	0	0	0	0	0
10	Montgomery ,E (Elizabeth)	1	1	425	1	1	425	0	0	0	0	0	0
10	Montgomery ,E (Elizabeth)	1	1356.2	1781.2	1	1360.7	1781.2	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

Eyberg, Z (Zoe)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms