Player Page

Human, Z (Zachariah)
Dob: 2012/02/19 (U14)
Gender: Male
Chess SA id: 1120153447
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/05/11 (15 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 rating1263.0
Curent Weighted rating1171.2
Curent Weighted performance1252.1
Current official/published rating (highest between Raw, WR and WP)1263.0
Current floor (min rating allowed)763.0
Current highest rating achieved1263.0
Current K-factor36
Games played this month5
Score (S)4.0
Expected score (We)2.64
Difference (S-We)1.36
Current Raw change (no limits, including tournament time weight)40.6
Current min/max change allowed (with limits)±151.6
Current Raw change used (final)40.6
Projected new Raw rating1303.6
Projected new Weighed rating1181.2
Projected new Weighted performance1252.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1303.6
Projected effective change (new Official - current Official)+40.6
Projected new highest rating1303.6
Projected new floor803.6
Projected new K-facor36
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 rating1256.0
Curent Weighted rating1163.9
Curent Weighted performance1245.2
Current official/published rating (highest between Raw, WR and WP)1256.0
Current floor (min rating allowed)756.0
Current highest rating achieved1256.0
Current K-factor36
Games played this month5
Score (S)4.0
Expected score (We)2.60
Difference (S-We)1.40
Current Raw change (no limits, including tournament time weight)50.4
Current min/max change allowed (with limits)±153.1
Current Raw change used (final)50.4
Projected new Raw rating1306.4
Projected new Weighed rating1174.6
Projected new Weighted performance1245.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1306.4
Projected effective change (new Official - current Official)+50.4
Projected new highest rating1306.4
Projected new floor806.4
Projected new K-facor36
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)700.0
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 floor700.0
Projected new K-facor36
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)700.0
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 floor700.0
Projected new K-facor36
Tournaments
Tournament: 2024 Gauteng North School District Individual Championships - D1 (U13 Boys)
Start: 2024/05/11  End: 2024/05/11  Host: GTP  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 4.0
Main rating: 1263.0  Rating gain/loss: 40.6
Type rating: 1256.0  Rating gain/loss: 50.4
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
7 2024 Gauteng North School District Individual Championships - D1 (U13 Boys) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1263.0 1256.0 Analysis
6 2024 Milos Ristic Open Chess Tournament (U14) 2024/04/27 2024/04/27 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1220.2 1212.5 Analysis
5 2024 Lubowski Open Chess Tournament (D2) 2024/03/23 2024/03/24 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1174.1 1168.7 Analysis
4 2024 Chris Greyling Open Chess Tournament (D1) 2024/03/16 2024/03/16 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1174.1 1168.7 Analysis
3 2024 Tshwane Chess AHS Open Chess Tournament (D2) 2024/02/24 2024/02/24 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1179.4 1175.3 Analysis
2 2024 Tshwane Chess OPEN Registration Tournament (D1) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1112.2 1102.1 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U12C) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1112.2 1102.1 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
14 2024 Gauteng North School District Individual Championships - D1 (U13 Boys) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1263.0 1256.0 Analysis
13 2024 Milos Ristic Open Chess Tournament (U14) 2024/04/27 2024/04/27 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1220.2 1212.5 Analysis
12 2024 Lubowski Open Chess Tournament (D2) 2024/03/23 2024/03/24 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1174.1 1168.7 Analysis
11 2024 Chris Greyling Open Chess Tournament (D1) 2024/03/16 2024/03/16 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1174.1 1168.7 Analysis
10 2024 Tshwane Chess AHS Open Chess Tournament (D2) 2024/02/24 2024/02/24 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1179.4 1175.3 Analysis
9 2024 Tshwane Chess OPEN Registration Tournament (D1) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1112.2 1102.1 Analysis
8 2024 Gauteng Inter-Region Chess Championship (U12C) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1112.2 1102.1 Analysis
7 2023 Gauteng Noord (D) 2023/10/14 2023/10/15 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1106.3 1092.0 Analysis
6 2023 Tuks Open Chess Tournament (D) 2023/10/07 2023/10/07 Tshwane (GTP) Standard 60 0.83 5 4 1.0 1106.3 1092.0 Analysis
5 2023 Alekhine Open Tournament (D) 2023/09/09 2023/09/09 Tshwane (GTP) Standard 90 0.94 5 5 1.0 1166.9 1156.4 Analysis
4 2023 Etienne Lewis Closed Tournament (U12) 2023/08/25 2023/08/27 Tshwane (GTP) Standard 90 0.94 7 7 3.0 1173.7 1162.5 Analysis
3 2023 Mid Gauteng Open Tournament (D) 2023/05/06 2023/05/06 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1190.1 1185.2 Analysis
2 2023 Milos Ristic Open Tournament (D2) 2023/04/27 2023/04/27 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1200.0 1200.0 Analysis
1 Silver Lakes Open Chess Tournament (D) 2023/04/15 2023/04/15 Tshwane (GTP) Standard 60 0.83 5 5 1.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 35 21 0 14 21.0 60.0 85.0 1209.6 1294.6
White 19 11 0 8 11.0 57.9 67.1 1222.0 1289.1
Black 16 10 0 6 10.0 62.5 106.3 1194.8 1301.1
Standard All 35 21 0 14 21.0 60.0 85.0 1209.6 1294.6
White 19 11 0 8 11.0 57.9 67.1 1222.0 1289.1
Black 16 10 0 6 10.0 62.5 106.3 1194.8 1301.1
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 71 35 1 35 35.5 50.0 0.0 1196.8 1196.8
White 38 21 0 17 21.0 55.3 44.7 1214.7 1259.5
Black 33 14 1 18 14.5 43.9 -51.5 1176.1 1124.6
Standard All 71 35 1 35 35.5 50.0 0.0 1196.8 1196.8
White 38 21 0 17 21.0 55.3 44.7 1214.7 1259.5
Black 33 14 1 18 14.5 43.9 -51.5 1176.1 1124.6
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1120300007 Labuscagne, W (Waldo) 2 2.0 2 0 0 100.0 1197.2 425.0 1622.2 View list
2 2140143071 Haupt, A (Abigail) 2 1.0 1 0 1 50.0 1183.5 0.0 1183.5 View list
3 2110144055 Segalo, O (Ogone) 2 1.0 1 0 1 50.0 1195.0 0.0 1195.0 View list
4 1130131228 Visser, A (Aaron) 2 0.0 0 0 2 0.0 1170.3 -425.0 745.3 View list
5 1120302676 Cooke, W (William) 1 1.0 1 0 0 100.0 1220.2 425.0 1645.2 View list
6 2140149175 Boshoff, M (Milah) 1 1.0 1 0 0 100.0 1106.3 425.0 1531.3 View list
7 1120154196 Badenhorst, P (Phillip) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 1120133904 Fokker, CD (Christiaan Dirk) 1 1.0 1 0 0 100.0 1220.2 425.0 1645.2 View list
9 1090097848 Kubheka, T (Thando) 1 1.0 1 0 0 100.0 1106.3 425.0 1531.3 View list
10 1110133020 Jacobs, E (Elai) 1 1.0 1 0 0 100.0 1190.1 425.0 1615.1 View list
11 2120109364 Gruenenfelder, E (Ellie) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
12 1120152733 Le Roux, E (Etienne) 1 1.0 1 0 0 100.0 1173.7 425.0 1598.7 View list
13 1140144840 Lekalakala, R (Realeboga Blessings) 1 1.0 1 0 0 100.0 1174.1 425.0 1599.1 View list
14 1130152985 Lombard, R (Reece) 1 1.0 1 0 0 100.0 1112.2 425.0 1537.2 View list
15 1120304448 Makopo, D (Dikano) 1 1.0 1 0 0 100.0 1263.0 425.0 1688.0 View list
16 1120304454 Masango, L (Lwandile) 1 1.0 1 0 0 100.0 1263.0 425.0 1688.0 View list
17 1110159667 Masindi, R (Rendani) 1 1.0 1 0 0 100.0 1263.0 425.0 1688.0 View list
18 2140135083 Mcphail, A (Ava) 1 1.0 1 0 0 100.0 1179.4 425.0 1604.4 View list
19 1080157401 Meletoa, T (Tshepo) 1 1.0 1 0 0 100.0 1174.1 425.0 1599.1 View list
20 1110142884 Mogale, K (Khanya) 1 1.0 1 0 0 100.0 1263.0 425.0 1688.0 View list