Player Page

Mbaba, Z (Zinathi)
Dob: 2002/06/27 (Adult)
Gender: Female
Chess SA id: 2020134258
FIDE id:
Region: Amathole (EAL)
Citizen: RSA
Title(s):
Last active: 2024/12/03 (7 days ago)
Ratings
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1190.9
Current Weighted rating1192.4
Current Weighted performance1162.3
Current official/published rating (highest between Raw, WR and WP)1192.4
Current highest rating achieved1334.6
Current floor (min rating allowed)834.6
Current K-factor36
Games played this month9
Score (S)4.0
Expected score (We)4.25
Difference (S-We)-0.25
Current Raw change (no limits, including tournament time weight)-9.0
Current min/max change allowed (with limits)±168.0
Current Raw change used (final)-9.0
Projected new Raw rating1181.9
Projected new Weighed rating1096.5
Projected new Weighted performance1168.7
Projected new final Raw rating (if new WP > new Raw)1181.9
Projected new highest rating1334.6
Projected new floor834.6
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1181.9
Projected effective change (new Official - current Official)-10.5
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1189.4
Current Weighted rating1208.5
Current Weighted performance1162.3
Current official/published rating (highest between Raw, WR and WP)1208.5
Current highest rating achieved1396.0
Current floor (min rating allowed)896.0
Current K-factor36
Games played this month9
Score (S)4.0
Expected score (We)4.32
Difference (S-We)-0.32
Current Raw change (no limits, including tournament time weight)-11.5
Current min/max change allowed (with limits)±168.3
Current Raw change used (final)-11.5
Projected new Raw rating1177.9
Projected new Weighed rating1110.7
Projected new Weighted performance1168.7
Projected new final Raw rating (if new WP > new Raw)1177.9
Projected new highest rating1396.0
Projected new floor896.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1177.9
Projected effective change (new Official - current Official)-30.6
s
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1127.6
Current Weighted rating1132.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1132.0
Current highest rating achieved1127.6
Current floor (min rating allowed)627.6
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±183.8
Current Raw change used (final)0.0
Projected new Raw rating1127.6
Projected new Weighed rating1040.5
Projected new Weighted performance541.1
Projected new final Raw rating (if new WP > new Raw)1127.6
Projected new highest rating1127.6
Projected new floor627.6
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1127.6
Projected effective change (new Official - current Official)-4.4
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1133.2
Current Weighted rating1133.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1133.2
Current highest rating achieved1138.0
Current floor (min rating allowed)638.0
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±182.4
Current Raw change used (final)0.0
Projected new Raw rating1133.2
Projected new Weighed rating1042.6
Projected new Weighted performance476.2
Projected new final Raw rating (if new WP > new Raw)1133.2
Projected new highest rating1138.0
Projected new floor638.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1133.2
Projected effective change (new Official - current Official)-0.0
Tournaments
Tournament: USSA Chess Championships 2024 (Ladies)
Start: 2024/11/29  End: 2024/12/03  Host: GTP  Type: Standard   Time: 120  Time weight: 1.00  Rounds: 9
Games: 9  Score: 4.0
Main rating: 1190.9  Rating gain/loss: -9.0
Type rating: 1189.4  Rating gain/loss: -11.5
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
6 USSA Chess Championships 2024 (Ladies) 2024/11/29 2024/12/03 Tshwane (GTP) Standard 120 1.00 9 9 4.0 1190.9 1189.4 Analysis
5 UFH Clash of 2024 (Queens) 2024/10/12 2024/10/12 Amathole (EAL) Standard 60 0.83 6 5 3.0 1192.3 1200.6 Analysis
4 7th Annual UFH Heritage Open 2024 (B) 2024/09/21 2024/09/22 Amathole (EAL) Standard 62 0.84 7 4 1.0 1197.4 1210.7 Analysis
3 EC Students Team League 2024 (Ladies) 2024/09/14 2024/10/05 Amathole (EAL) Standard 65 0.85 7 7 4.0 1192.3 1200.6 Analysis
2 UFH Open 2024 (B) 2024/04/13 2024/04/14 Amathole (EAL) Standard 62 0.84 7 6 4.0 1118.2 1121.8 Analysis
1 UFH Intercampus Games 2024 (B) 2024/03/23 2024/03/24 Amathole (EAL) Standard 62 0.84 7 4 1.0 1141.2 1150.2 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
39 USSA Chess Championships 2024 (Ladies) 2024/11/29 2024/12/03 Tshwane (GTP) Standard 120 1.00 9 9 4.0 1190.9 1189.4 Analysis
38 UFH Clash of 2024 (Queens) 2024/10/12 2024/10/12 Amathole (EAL) Standard 60 0.83 6 5 3.0 1192.3 1200.6 Analysis
37 7th Annual UFH Heritage Open 2024 (B) 2024/09/21 2024/09/22 Amathole (EAL) Standard 62 0.84 7 4 1.0 1197.4 1210.7 Analysis
36 EC Students Team League 2024 (Ladies) 2024/09/14 2024/10/05 Amathole (EAL) Standard 65 0.85 7 7 4.0 1192.3 1200.6 Analysis
35 UFH Open 2024 (B) 2024/04/13 2024/04/14 Amathole (EAL) Standard 62 0.84 7 6 4.0 1118.2 1121.8 Analysis
34 UFH Intercampus Games 2024 (B) 2024/03/23 2024/03/24 Amathole (EAL) Standard 62 0.84 7 4 1.0 1141.2 1150.2 Analysis
33 2023 USSA Championships (Ladies) 2023/12/04 2023/12/08 Ethekwini (KED) Standard 120 1.00 9 9 3.5 1194.1 1214.6 Analysis
32 UFH Closed 2023 2023/11/28 2023/11/30 Amathole (EAL) Standard 60 0.83 6 5 1.0 1214.4 1245.9 Analysis
31 Eastern Cape Provincial Individual Championship 2023 (Open) 2023/10/05 2023/10/06 Nelson Mandela Bay (ENM) Standard 65 0.85 7 6 2.0 1232.8 1283.0 Analysis
30 UFH Spring Break 2023 2023/09/30 2023/09/30 Amathole (EAL) Rapid 32 0.63 5 5 2.0 1264.9 1114.8 Analysis
29 UFH Heritage Open 2023 (B) 2023/09/23 2023/09/23 Amathole (EAL) Standard 62 0.84 5 4 1.0 1264.9 1318.3 Analysis
28 Rhodes Chess Club Invitational 2023 (B) 2023/07/22 2023/07/22 Sarah Baartman (ESB) Standard 62 0.84 5 5 3.5 1322.7 1374.5 Analysis
27 UFH Spartan Clash Closed 2023 (Teams) 2023/07/14 2023/07/14 Amathole (EAL) Rapid 15 0.39 6 6 0.5 1322.7 1200.0 Analysis
26 UFH Spartan Clash Closed 2023 (A) 2023/07/11 2023/07/16 Amathole (EAL) Standard 62 0.84 7 7 3.5 1322.7 1374.5 Analysis
25 UFH Springbok Cup 2023 (Ladies) 2023/05/18 2023/05/21 Amathole (EAL) Standard 65 0.85 9 9 6.0 1334.6 1396.0 Analysis
24 EC Students Team League 2023 (B) 2023/04/22 2023/08/05 Amathole (EAL) Standard 65 0.85 10 4 2.0 1274.4 1338.5 Analysis
23 UFH Trials 1 of 3 2023 (Ladies) 2023/04/15 2023/04/15 Amathole (EAL) Standard 62 0.84 5 5 4.5 1251.6 1330.6 Analysis
22 UFH Open 2023 (B) 2023/03/25 2023/03/25 Amathole (EAL) Standard 60 0.83 5 3 2.0 1063.9 1057.6 Analysis
21 Residence Cup 2023 (Blitz) 2023/03/19 2023/03/19 Amathole (EAL) Blitz 5 0.18 5 5 2.0 1063.9 1138.0 Analysis
20 Residence Cup 2023 (B) 2023/03/12 2023/03/13 Amathole (EAL) Standard 62 0.84 5 5 4.0 1063.9 1057.6 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 35 16 2 17 17.0 48.6 -12.1 1219.2 1207.1
White 17 8 2 7 9.0 52.9 25.0 1217.8 1242.8
Black 18 8 0 10 8.0 44.4 -47.2 1220.5 1173.3
Standard All 35 16 2 17 17.0 48.6 -12.1 1219.2 1207.1
White 17 8 2 7 9.0 52.9 25.0 1217.8 1242.8
Black 18 8 0 10 8.0 44.4 -47.2 1220.5 1173.3
Rapid All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 211 79 12 120 85.0 40.3 -82.6 1213.1 1130.6
White 108 46 8 54 50.0 46.3 -31.5 1214.0 1182.6
Black 103 33 4 66 35.0 34.0 -136.2 1212.2 1076.0
Standard All 188 73 11 104 78.5 41.8 -70.1 1209.4 1139.4
White 95 42 8 45 46.0 48.4 -13.4 1210.3 1196.9
Black 93 31 3 59 32.5 34.9 -128.0 1208.6 1080.6
Rapid All 11 2 1 8 2.5 22.7 -231.8 1277.0 1045.2
White 6 1 0 5 1.0 16.7 -283.3 1295.3 1012.0
Black 5 1 1 3 1.5 30.0 -170.0 1255.1 1085.1
Blitz All 12 4 0 8 4.0 33.3 -141.7 1212.4 1070.7
White 7 3 0 4 3.0 42.9 -60.7 1195.5 1134.8
Black 5 1 0 4 1.0 20.0 -255.0 1236.1 981.1
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2010134259 Ncokotwane, Z (Zandi) 9 1.5 1 1 7 16.7 1142.0 -283.3 858.7 View list
2 2010133510 Siza, A (Abenta) 5 1.0 1 0 4 20.0 1066.6 -255.0 811.6 View list
3 1030134256 Geja, O (Onamandla) 5 0.0 0 0 5 0.0 1047.1 -425.0 622.1 View list
4 2020134248 Diko, M (Melinda) 4 2.0 1 2 1 50.0 1220.3 0.0 1220.3 View list
5 1020134255 Bahera, M (Matthew) 4 1.0 1 0 3 25.0 1181.9 -212.5 969.4 View list
6 1050118758 Mokitimi, U (Unathi) 4 1.0 1 0 3 25.0 1238.3 -212.5 1025.8 View list
7 1010138247 Sahluko, E (Emihle) 4 1.0 0 2 2 25.0 1108.0 -212.5 895.5 View list
8 1030139357 Bonani, L (Likhona) 4 0.0 0 0 4 0.0 1068.8 -425.0 643.8 View list
9 2020134257 Mase, N (Nosibabalo) 3 3.0 3 0 0 100.0 1074.3 425.0 1499.3 View list
10 1970134068 Mashologou, M (Msimelelo) 3 3.0 3 0 0 100.0 1074.3 425.0 1499.3 View list
11 2030151599 Magazi, S (Sipahle) 3 2.0 2 0 1 66.7 1283.7 141.7 1425.4 View list
12 2990146623 Naidoo, N (Naomi) 3 2.0 2 0 1 66.7 1130.6 141.7 1272.2 View list
13 2030151598 Madlala, N (Nonhle) 3 1.5 1 1 1 50.0 1247.1 0.0 1247.1 View list
14 1070158144 Novuka, S (Siyasanga) 3 1.5 1 1 1 50.0 1322.7 0.0 1322.7 View list
15 1000134260 Polo, S (Sikhonathi) 3 1.5 1 1 1 50.0 1175.9 0.0 1175.9 View list
16 1040118770 Dayimani, S (Sahela) 3 0.0 0 0 3 0.0 985.1 -425.0 560.1 View list
17 194052815 Mafongosi, X (Xhanti) 3 0.0 0 0 3 0.0 1117.9 -425.0 692.9 View list
18 1010138236 Mawere, J (Justice) 3 0.0 0 0 3 0.0 1139.8 -425.0 714.8 View list
19 1970134069 Mihlali, N (Nomandela) 3 0.0 0 0 3 0.0 1175.9 -425.0 750.9 View list
20 1000134252 Mnawo, S (Sinovuyo) 3 0.0 0 0 3 0.0 1183.5 -425.0 758.5 View list