Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mbaba, Z (Zinathi)

Chess SA id

2020134258

FIDE id

Date of birth

2002-06-27 (Adult)

Gender

Female

Region

Amathole (EAL)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-12-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1189.2	1200.9	1129.5	1133.2
Raw rating	1189.2	1200.9	1129.5	1133.2
Weighted rating	1186.7	1196.3	1128.8	1133.2
Weighted performance	1048.8	1039.6	0	0
Floor	834.6	896	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	168.4	165.6	183.3	182.4
Highest rating	1370.9 2023-04-01	1410.5 2023-04-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1334.6 2023-05-01	1396 2023-05-01	1200 2019-12-01	1200 2019-12-01
Highest weighted rating	1334.6 2018-10-01	1396 2024-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1370.9 2023-04-01	1410.5 2023-04-01	1200 2019-12-01	1200 2019-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1189.2	1200.9	1129.5	1133.2
Analysis
Rating	1189.2	1200.9	1129.5	1133.2
Raw rating	1189.2	1200.9	1129.5	1133.2
Weighted rating	1186.7	1196.3	1128.8
Weighted performance	1048.8	1039.6	0
K-factor	36	36	36	36
Floor	834.6	896	700	700
Max/Min rating change allowed	168.4	165.6	183.3	182.4
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	1189.2	1200.9	1129.5	1133.2
New weighted rating	1187.4	1197.2	1128.9	1133.2
New weighted performance	1048.3	1039.2	0	0
Temp new rating	1189.2	1200.9	1129.5	1133.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1189.2	1200.9	1129.5	1133.2
New K-factor	36	36	36	36
New floor	834.6	896	700	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	35	35	0	0
	88	72	11	5
	55	48	0	7
	33	33	0	0
History	211	188	11	12

Games since
	Main 55	Standard 55		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Amathole (EAL)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	4089		565		43
Female	998		119		8
Adult	626		78		23
Adult Female	53		9		6
Standard
	RSA		Province		Region
Overall	3931		564		38
Female	956		119		5
Adult	555		70		22
Adult Female	54		8		4
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	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	211	85	40.28	-82.6	1213.1	1130.6
Standard	188	78.5	41.76	-70.1	1209.5	1139.4
Rapid	11	2.5	22.73	-231.8	1277	1045.2
Blitz	12	4	33.33	-141.7	1212.4	1070.7

Date	Main	Standard	Rapid	Blitz
2025-09-30	1189.2	1200.9	1129.5	1133.2
2025-09-01	1189.2	1200.9	1129.5	1133.2
2025-08-01	1189.2	1200.9	1129.5	1133.2
2025-07-01	1189.2	1200.9	1129.5	1133.2
2025-06-01	1189.2	1200.9	1129.5	1133.2
2025-05-01	1189.2	1200.9	1129.5	1133.2
2025-04-01	1189.2	1200.9	1129.5	1133.2
2025-03-01	1189.2	1200.9	1129.5	1133.2
2025-02-01	1189.2	1200.9	1129.5	1133.2
2025-01-01	1181.9	1177.9	1127.6	1133.2
2024-12-01	1190.9	1189.4	1127.6	1133.2
2024-11-01	1190.9	1189.4	1127.6	1133.2
2024-10-01	1192.3	1200.6	1127.6	1133.2
2024-09-01	1197.4	1210.7	1127.6	1133.2
2024-08-01	1197.4	1210.7	1127.6	1133.2
2024-07-01	1197.4	1210.7	1127.6	1133.2
2024-06-01	1197.4	1210.7	1127.6	1133.2
2024-08-01	1197.4	1210.7	1127.6	1133.2
2024-04-01	1118.2	1121.8	1127.6	1133.2
2024-03-01	1141.2	1150.2	1127.6	1133.2
2024-02-01	1141.2	1150.2	1127.6	1133.2
2024-01-01	1141.2	1150.2	1127.6	1133.2
2023-12-01	1141.2	1150.2	1127.6	1133.2
2023-11-01	1194.1	1214.6	1127.6	1133.2

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	USSA Chess Championships 2024 (Ladies)	2024-11-29	2024-12-03	Standard	Tshwane (GTP)	9	9	4	Yes	Analysis
2	UFH Clash of 2024 (Queens)	2024-10-12	2024-10-12	Standard	Amathole (EAL)	6	5	3	Yes	Analysis
3	EC Students Team League 2024 (Ladies)	2024-09-14	2024-10-05	Standard	Amathole (EAL)	7	7	4	Yes	Analysis
4	7th Annual UFH Heritage Open 2024 (B)	2024-09-21	2024-09-22	Standard	Amathole (EAL)	7	4	1	Yes	Analysis
5	UFH Open 2024 (B)	2024-04-13	2024-04-14	Standard	Amathole (EAL)	7	6	4	Yes	Analysis
6	UFH Intercampus Games 2024 (B)	2024-03-23	2024-03-24	Standard	Amathole (EAL)	7	4	1	Yes	Analysis
7	2023 USSA Championships (Ladies)	2023-12-04	2023-12-08	Standard	Ethekwini (KED)	9	9	3.5	Yes	Analysis
8	UFH Closed 2023	2023-11-28	2023-11-30	Standard	Amathole (EAL)	6	5	1	Yes	Analysis
9	Eastern Cape Provincial Individual Championship 2023 (Open)	2023-10-05	2023-10-06	Standard	Nelson Mandela Bay (ENM)	7	6	2	Yes	Analysis
10	UFH Heritage Open 2023 (B)	2023-09-23	2023-09-23	Standard	Amathole (EAL)	5	4	1	Yes	Analysis
11	UFH Spring Break 2023	2023-09-30	2023-09-30	Rapid	Amathole (EAL)	5	5	2	Yes	Analysis
12	EC Students Team League 2023 (B)	2023-04-22	2023-08-05	Standard	Amathole (EAL)	10	4	2	Yes	Analysis
13	Rhodes Chess Club Invitational 2023 (B)	2023-07-22	2023-07-22	Standard	Sarah Baartman (ESB)	5	5	3.5	Yes	Analysis
14	UFH Spartan Clash Closed 2023 (A)	2023-07-11	2023-07-16	Standard	Amathole (EAL)	7	7	3.5	Yes	Analysis
15	UFH Spartan Clash Closed 2023 (Teams)	2023-07-14	2023-07-14	Rapid	Amathole (EAL)	6	6	0.5	Yes	Analysis
16	UFH Springbok Cup 2023 (Ladies)	2023-05-18	2023-05-21	Standard	Amathole (EAL)	9	9	6	Yes	Analysis
17	UFH Trials 1 of 3 2023 (Ladies)	2023-04-15	2023-04-15	Standard	Amathole (EAL)	5	5	4.5	Yes	Analysis
18	UFH Open 2023 (B)	2023-03-25	2023-03-25	Standard	Amathole (EAL)	5	3	2	Yes	Analysis
19	UFH Intercampus Championship 2023 (A)	2023-03-04	2023-03-05	Standard	Amathole (EAL)	5	4	2	Yes	Analysis
20	Residence Cup 2023 (B)	2023-03-12	2023-03-13	Standard	Amathole (EAL)	5	5	4	Yes	Analysis
21	Residence Cup 2023 (Blitz)	2023-03-19	2023-03-19	Blitz	Amathole (EAL)	5	5	2	Yes	Analysis
22	Alice Cup 2023 (B)	2023-02-26	2023-02-28	Standard	Amathole (EAL)	6	6	2	Yes	Analysis
23	Ussa Chess Championships 2022 (Ladies)	2022-12-05	2022-12-09	Standard	Frances Baard (NCF)	9	9	4.5	Yes	Analysis
24	UFH Closed 2022 (A)	2022-11-26	2022-11-28	Standard	Amathole (EAL)	6	4	1	Yes	Analysis
25	UFH Blockbuster 2022 (A)	2022-11-23	2022-11-25	Standard	Amathole (EAL)	5	3	0	Yes	Analysis
26	EC Students Team League 2022 (A)	2022-08-20	2022-09-17	Standard	Amathole (EAL)	10	10	3	Yes	Analysis
27	UFH Trial 1 2022 (B)	2022-08-13	2022-08-17	Standard	Amathole (EAL)	7	7	3	Yes	Analysis
28	Iron Man Cage 2022 (B)	2022-05-27	2022-05-29	Standard	Amathole (EAL)	7	6	3	Yes	Analysis
29	UFH Freshers Championship 2022 (A)	2022-03-12	2022-03-12	Standard	Amathole (EAL)	5	4	1	Yes	Analysis
30	Residence Cup 2022 (A)	2022-03-26	2022-03-26	Standard	Amathole (EAL)	5	5	1	Yes	Analysis
31	Residence Cup 2022 (Blitz)	2022-03-26	2022-03-26	Blitz	Amathole (EAL)	7	7	2	Yes	Analysis
32	South African Junior Closed Chess Championships 2022 (U18 Girls)	2022-03-28	2022-04-02	Standard	Chess South Africa (CSA)	11	0	0	No	Analysis
33	UFH Open 2021 (B)	2021-09-04	2021-09-05	Standard	Amathole (EAL)	6	5	1	Yes	Analysis
34	Residence Cup 2021 (A)	2021-08-21	2021-08-21	Standard	Amathole (EAL)	5	4	0	Yes	Analysis
35	UFH Chess Club Individual League Leg 2 of 6 2021 (Dungeon)	2021-06-26	2021-06-26	Standard	Amathole (EAL)	5	5	3	Yes	Analysis
36	UFH Chess Club Individual League Leg 1 of 6 2021 (C)	2021-06-19	2021-06-19	Standard	Amathole (EAL)	5	5	0	Yes	Analysis
37	Development Cage 2021	2021-06-03	2021-06-03	Standard	Amathole (EAL)	5	5	0.5	Yes	Analysis
38	UFH Intercampus Championship 2021 (B)	2021-05-22	2021-05-22	Standard	Amathole (EAL)	5	4	1.5	Yes	Analysis
39	Alice Cup 2021 (Open)	2021-05-29	2021-05-29	Standard	Amathole (EAL)	5	5	2	Yes	Analysis

#	Games	Start				End
1	7	Tournament UFH Open 2023				Tournament UFH Trials 1 of 3 2023
		date 2023-03-25	rnd 4	type Standard	result 1	date 2023-04-15	rnd 5	type Standard	result 1
		Opponent Hangana, A (Anethemba)				Opponent Nofotyela, I (Inathi)
2	4	Tournament UFH Clash of 2024				Tournament USSA Chess Championships 2024
		date 2024-10-12	rnd 5	type Standard	result 1	date 2024-11-29	rnd 2	type Standard	result 1
		Opponent Mbava, S (Sikhulule)				Opponent Singh, P (Pragna)
3	4	Tournament UFH Open 2024				Tournament UFH Open 2024
		date 2024-04-13	rnd 3	type Standard	result 1	date 2024-04-14	rnd 7	type Standard	result 1
		Opponent Snyman, D (Dylan)				Opponent Ramasindi, R (Raphadu)

#	Games	Start				End
1	7	Tournament UFH Open 2023				Tournament UFH Trials 1 of 3 2023
		date 2023-03-25	rnd 4	type Standard	result 1	date 2023-04-15	rnd 5	type Standard	result 1
		Opponent Hangana, A (Anethemba)				Opponent Nofotyela, I (Inathi)
2	4	Tournament UFH Clash of 2024				Tournament USSA Chess Championships 2024
		date 2024-10-12	rnd 5	type Standard	result 1	date 2024-11-29	rnd 2	type Standard	result 1
		Opponent Mbava, S (Sikhulule)				Opponent Singh, P (Pragna)
3	4	Tournament UFH Open 2024				Tournament UFH Open 2024
		date 2024-04-13	rnd 3	type Standard	result 1	date 2024-04-14	rnd 7	type Standard	result 1
		Opponent Snyman, D (Dylan)				Opponent Ramasindi, R (Raphadu)

#	Games	Start				End
1	1	Tournament UFH Spring Break 2023				Tournament UFH Spring Break 2023
		date 2023-09-30	rnd 4	type Rapid	result 1	date 2023-09-30	rnd 4	type Rapid	result 1
		Opponent Magazi, S (Sipahle)				Opponent Magazi, S (Sipahle)
2	1	Tournament UFH Spring Break 2023				Tournament UFH Spring Break 2023
		date 2023-09-30	rnd 1	type Rapid	result 1	date 2023-09-30	rnd 1	type Rapid	result 1
		Opponent Bhani, M (Minentle)				Opponent Bhani, M (Minentle)
3	1	Tournament UFH Spartan Clash Closed 2023				Tournament UFH Spartan Clash Closed 2023
		date 2023-07-14	rnd 1	type Rapid	result 0.5	date 2023-07-14	rnd 1	type Rapid	result 0.5
		Opponent Novuka, S (Siyasanga)				Opponent Novuka, S (Siyasanga)

#	Games	Start				End
1	1	Tournament Residence Cup 2023				Tournament Residence Cup 2023
		date 2023-03-19	rnd 4	type Blitz	result 1	date 2023-03-19	rnd 4	type Blitz	result 1
		Opponent Nombewu, A (Athule)				Opponent Nombewu, A (Athule)
2	1	Tournament Residence Cup 2023				Tournament Residence Cup 2023
		date 2023-03-19	rnd 2	type Blitz	result 1	date 2023-03-19	rnd 2	type Blitz	result 1
		Opponent Mthwa, R (Romeo)				Opponent Mthwa, R (Romeo)
3	1	Tournament Residence Cup 2022				Tournament Residence Cup 2022
		date 2022-03-26	rnd 6	type Blitz	result 1	date 2022-03-26	rnd 6	type Blitz	result 1
		Opponent Mase, N (Nosibabalo)				Opponent Mase, N (Nosibabalo)

#	Games	Start				End
1	4	Tournament UFH Open 2024				Tournament UFH Open 2024
		date 2024-04-13	rnd 3	type Standard	result 1	date 2024-04-14	rnd 7	type Standard	result 1
		Opponent Snyman, D (Dylan)				Opponent Ramasindi, R (Raphadu)
2	4	Tournament UFH Springbok Cup 2023				Tournament UFH Springbok Cup 2023
		date 2023-05-20	rnd 5	type Standard	result 1	date 2023-05-21	rnd 8	type Standard	result 1
		Opponent Mncam, S (Siphephelo)				Opponent Bhani, M (Minentle)
3	4	Tournament UFH Open 2023				Tournament UFH Trials 1 of 3 2023
		date 2023-03-25	rnd 4	type Standard	result 1	date 2023-04-15	rnd 2	type Standard	result 1
		Opponent Hangana, A (Anethemba)				Opponent Mayisela, E (Elona)

#	Games	Start				End
1	4	Tournament UFH Open 2024				Tournament UFH Open 2024
		date 2024-04-13	rnd 3	type Standard	result 1	date 2024-04-14	rnd 7	type Standard	result 1
		Opponent Snyman, D (Dylan)				Opponent Ramasindi, R (Raphadu)
2	4	Tournament UFH Springbok Cup 2023				Tournament UFH Springbok Cup 2023
		date 2023-05-20	rnd 5	type Standard	result 1	date 2023-05-21	rnd 8	type Standard	result 1
		Opponent Mncam, S (Siphephelo)				Opponent Bhani, M (Minentle)
3	4	Tournament UFH Open 2023				Tournament UFH Trials 1 of 3 2023
		date 2023-03-25	rnd 4	type Standard	result 1	date 2023-04-15	rnd 2	type Standard	result 1
		Opponent Hangana, A (Anethemba)				Opponent Mayisela, E (Elona)

#	Games	Start				End
1	1	Tournament UFH Spring Break 2023				Tournament UFH Spring Break 2023
		date 2023-09-30	rnd 4	type Rapid	result 1	date 2023-09-30	rnd 4	type Rapid	result 1
		Opponent Magazi, S (Sipahle)				Opponent Magazi, S (Sipahle)
2	1	Tournament UFH Spring Break 2023				Tournament UFH Spring Break 2023
		date 2023-09-30	rnd 1	type Rapid	result 1	date 2023-09-30	rnd 1	type Rapid	result 1
		Opponent Bhani, M (Minentle)				Opponent Bhani, M (Minentle)

#	Games	Start				End
1	1	Tournament Residence Cup 2023				Tournament Residence Cup 2023
		date 2023-03-19	rnd 4	type Blitz	result 1	date 2023-03-19	rnd 4	type Blitz	result 1
		Opponent Nombewu, A (Athule)				Opponent Nombewu, A (Athule)
2	1	Tournament Residence Cup 2023				Tournament Residence Cup 2023
		date 2023-03-19	rnd 2	type Blitz	result 1	date 2023-03-19	rnd 2	type Blitz	result 1
		Opponent Mthwa, R (Romeo)				Opponent Mthwa, R (Romeo)
3	1	Tournament Residence Cup 2022				Tournament Residence Cup 2022
		date 2022-03-26	rnd 6	type Blitz	result 1	date 2022-03-26	rnd 6	type Blitz	result 1
		Opponent Mase, N (Nosibabalo)				Opponent Mase, N (Nosibabalo)

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	Ncokotwane ,Z (Zandi)	9	1.5	-283.3	7	1.5	-242.9	2	0	-425	0	0	0
1	Ncokotwane ,Z (Zandi)	9	1174.1	890.8	7	1123.4	931.3	2	1200	749.1	0	0	0
2	Siza ,A (Abenta)	5	1	-255	4	1	-212.5	0	0	0	1	0	-425
2	Siza ,A (Abenta)	5	1199.9	944.9	4	1205.1	987.4	0	0	0	1	1200	774.9
3	Geja ,O (Onamandla)	5	0	-425	4	0	-425	0	0	0	1	0	-425
3	Geja ,O (Onamandla)	5	1159.6	734.6	4	1157.6	734.6	0	0	0	1	1187.6	734.6
4	Bonani ,L (Likhona)	4	0	-425	4	0	-425	0	0	0	0	0	0
4	Bonani ,L (Likhona)	4	1290.9	865.9	4	1298.8	865.9	0	0	0	0	0	0
5	Diko ,M (Melinda)	4	2	0	4	2	0	0	0	0	0	0	0
5	Diko ,M (Melinda)	4	1194.4	1194.4	4	1202.3	1194.4	0	0	0	0	0	0
6	Sahluko ,E (Emihle)	4	1	-212.5	4	1	-212.5	0	0	0	0	0	0
6	Sahluko ,E (Emihle)	4	1241.5	1029	4	1242.8	1029	0	0	0	0	0	0
7	Bahera ,M (Matthew)	4	1	-212.5	4	1	-212.5	0	0	0	0	0	0
7	Bahera ,M (Matthew)	4	1224.1	1011.6	4	1228.8	1011.6	0	0	0	0	0	0
8	Mokitimi ,U (Unathi)	4	1	-212.5	2	1	0	2	0	-425	0	0	0
8	Mokitimi ,U (Unathi)	4	1294.6	1082.1	2	1272.4	1294.6	2	1358.4	869.6	0	0	0
9	Naidoo ,N (Naomi)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
9	Naidoo ,N (Naomi)	3	1164.8	1306.5	3	1167.4	1306.5	0	0	0	0	0	0
10	Polo ,S (Sikhonathi)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
10	Polo ,S (Sikhonathi)	3	1241.2	1241.2	3	1249.9	1241.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Mbaba, Z (Zinathi)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms