Player Page

Koti, Z (Zinathi)
Dob: 2008/04/05 (U18)
Gender: Female
Chess SA id: 2080130602
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/02/03 (100 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
Curent Raw rating1100.3
Curent Weighted rating1101.0
Curent Weighted performance989.0
Current official/published rating (highest between Raw, WR and WP)1101.0
Current floor (min rating allowed)685.7
Current highest rating achieved1185.7
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)±191.1
Current Raw change used (final)0.0
Projected new Raw rating1100.3
Projected new Weighed rating1101.7
Projected new Weighted performance989.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1101.7
Projected effective change (new Official - current Official)+0.7
Projected new highest rating1185.7
Projected new floor685.7
Projected new K-facor40
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
Curent Raw rating1094.4
Curent Weighted rating1103.0
Curent Weighted performance971.9
Current official/published rating (highest between Raw, WR and WP)1103.0
Current floor (min rating allowed)682.0
Current highest rating achieved1182.0
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)±192.7
Current Raw change used (final)0.0
Projected new Raw rating1094.4
Projected new Weighed rating1102.7
Projected new Weighted performance971.9
Projected new official/published rating (highest between new Raw, new WR and new WP)1102.7
Projected effective change (new Official - current Official)-0.3
Projected new highest rating1182.0
Projected new floor682.0
Projected new K-facor40
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
Curent Raw rating1095.2
Curent Weighted rating1095.1
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1095.2
Current floor (min rating allowed)595.2
Current highest rating achieved1095.2
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)±192.5
Current Raw change used (final)0.0
Projected new Raw rating1095.2
Projected new Weighed rating1095.2
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1095.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1095.2
Projected new floor595.2
Projected new K-facor40
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
Curent Raw rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)595.2
Current highest rating achieved1200.0
Current K-factor36
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)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1200.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1200.0
Projected new floor595.2
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 District South Schools Chess Individual Trials 2024 (U18 Girls) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 4 1.0 1113.2 1116.8 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
12 District South Schools Chess Individual Trials 2024 (U18 Girls) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 4 1.0 1113.2 1116.8 Analysis
11 Western Cape HS Individuals 2023 (U15 Girls) 2023/04/01 2023/04/02 Cape Town (WCT) Standard 60 0.83 6 6 3.5 1058.8 1052.4 Analysis
10 Cape Town Open 2023 (Intermediate) 2023/03/25 2023/03/26 Cape Town (WCT) Standard 70 0.87 6 6 2.0 1052.4 1053.6 Analysis
9 Cape Town Metro Schools Chess Closed Individuals 2023 (U15 Girls) 2023/02/03 2023/03/04 Cape Town (WCT) Standard 60 0.83 6 6 2.0 1052.4 1053.6 Analysis
8 District South Schools Chess Individual Trials 2023 (U15+U17 Girls) 2023/02/03 2023/02/04 Cape Town (WCT) Standard 60 0.83 6 5 1.5 1062.0 1069.6 Analysis
7 Western Cape Closed Championship 2022 (Open) 2022/09/24 2022/09/25 Cape Winelands (WCW) Standard 70 0.87 6 5 1.0 1068.9 1095.6 Analysis
6 Western Cape Top Schools 2022 (U15 Girls) 2022/09/16 2022/09/17 Overberg (WOS) Standard 60 0.83 5 4 3.0 1068.9 1095.6 Analysis
5 2022 Western Province Club League (D) 2022/08/27 2022/10/01 Cape Town (WCT) Standard 70 0.87 7 2 0.0 1092.6 1109.6 Analysis
4 Crossroads Library 2022 (Development) 2022/07/02 2022/07/02 Cape Town (WCT) Rapid 15 0.39 7 7 3.0 1069.2 1080.0 Analysis
3 Summer Slam 2021 (Open) 2021/12/13 2021/12/13 Cape Town (WCT) Rapid 20 0.47 7 6 0.0 1115.3 1200.0 Analysis
2 2020 Metro Trials (U13 Girls) 2020/03/13 2020/03/14 Cape Town (WCT) Standard 60 0.83 5 4 0.0 1185.7 1182.0 Analysis
1 WP Schools South Chess 2020 (U13) 2020/01/31 2020/02/01 Cape Town (WCT) Standard 60 0.83 6 5 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 4 1 0 3 1.0 25.0 -212.5 1245.1 1032.6
White 2 0 0 2 0.0 0.0 -425.0 1322.3 897.3
Black 2 1 0 1 1.0 50.0 0.0 1167.9 1167.9
Standard All 4 1 0 3 1.0 25.0 -212.5 1245.1 1032.6
White 2 0 0 2 0.0 0.0 -425.0 1322.3 897.3
Black 2 1 0 1 1.0 50.0 0.0 1167.9 1167.9
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 60 17 4 39 19.0 31.7 -155.8 1188.9 1033.0
White 28 11 2 15 12.0 42.9 -60.7 1183.5 1122.8
Black 32 6 2 24 7.0 21.9 -239.1 1193.6 954.5
Standard All 47 15 2 30 16.0 34.0 -135.6 1198.2 1062.5
White 22 10 1 11 10.5 47.7 -19.3 1196.4 1177.1
Black 25 5 1 19 5.5 22.0 -238.0 1199.7 961.7
Rapid All 13 2 2 9 3.0 23.1 -228.8 1155.3 926.5
White 6 1 1 4 1.5 25.0 -212.5 1136.3 923.8
Black 7 1 1 5 1.5 21.4 -242.9 1171.6 928.7
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2080109012 Gebu, S (Sisipho) 3 0.0 0 0 3 0.0 1120.3 -425.0 695.3 View list
2 2090141163 Roto, A (Ahluma) 2 1.0 0 2 0 50.0 1065.6 0.0 1065.6 View list
3 207090606 Gcuze, K (Khanya) 2 0.0 0 0 2 0.0 1087.6 -425.0 662.6 View list
4 1070130585 Botya, L (Linathi) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 1630111422 Botha, CF (Cornelius Frede) 1 1.0 1 0 0 100.0 1068.9 425.0 1493.9 View list
6 2080114986 Dreyer, M (Morgan) 1 1.0 1 0 0 100.0 1058.8 425.0 1483.8 View list
7 2090152853 Daweti, L (Luhle) 1 1.0 1 0 0 100.0 1052.4 425.0 1477.4 View list
8 2090151096 Davids, M (Mikah Rae) 1 1.0 1 0 0 100.0 1058.8 425.0 1483.8 View list
9 2080146743 Ford, M (Misha) 1 1.0 1 0 0 100.0 1068.9 425.0 1493.9 View list
10 208077367 Gideon, J (Joy) 1 1.0 1 0 0 100.0 1113.2 425.0 1538.2 View list
11 2130137739 Fani, K (Khazimla) 1 1.0 1 0 0 100.0 1069.2 425.0 1494.2 View list
12 2070146188 Fabricius, A (Anja) 1 1.0 1 0 0 100.0 1068.9 425.0 1493.9 View list
13 207092949 Jones, A (Amber) 1 1.0 1 0 0 100.0 1068.9 425.0 1493.9 View list
14 2080154672 Mcosana, O (Oyama) 1 1.0 1 0 0 100.0 1058.8 425.0 1483.8 View list
15 1080146884 Mgutyana, B (Bamanye) 1 1.0 1 0 0 100.0 1062.0 425.0 1487.0 View list
16 1040100493 Mphana, S (Siphosakhe) 1 1.0 1 0 0 100.0 1069.2 425.0 1494.2 View list
17 2090152122 Sikotshi, M (Melitha) 1 1.0 1 0 0 100.0 1052.4 425.0 1477.4 View list
18 1080109011 Solomons, K (Keanu) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
19 2080138902 Wiehahn, S (Scarlett) 1 1.0 1 0 0 100.0 1052.4 425.0 1477.4 View list
20 198077728 Witbooi, E (Elzarin) 1 1.0 1 0 0 100.0 1052.4 425.0 1477.4 View list