Player Page

Petersen, Z (Zackery)
Dob: 2012/02/21 (U14)
Gender: Male
Chess SA id: 1120190196
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/02/03 (105 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 rating1148.3
Curent Weighted rating1183.5
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1183.5
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)±178.5
Current Raw change used (final)0.0
Projected new Raw rating1148.3
Projected new Weighed rating1180.1
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1180.1
Projected effective change (new Official - current Official)-3.4
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 rating1147.8
Curent Weighted rating1188.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1188.0
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)±178.6
Current Raw change used (final)0.0
Projected new Raw rating1147.8
Projected new Weighed rating1184.3
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1184.3
Projected effective change (new Official - current Official)-3.7
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 rating1181.6
Curent Weighted rating1187.2
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1187.2
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)±170.2
Current Raw change used (final)0.0
Projected new Raw rating1181.6
Projected new Weighed rating1186.4
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1186.4
Projected effective change (new Official - current Official)-0.8
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
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 North District School Trials 2024 (U13 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 5 1.0 1190.1 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
2 North District School Trials 2024 (U13 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 5 1.0 1190.1 1200.0 Analysis
1 CT Metro District North Top Schools Chess 2023 (U13 Mixed) 2023/07/29 2023/07/29 Cape Town (WCT) Rapid 30 0.60 5 5 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 5 1 0 4 1.0 20.0 -255.0 1201.3 946.3
White 2 0 0 2 0.0 0.0 -425.0 1191.3 766.3
Black 3 1 0 2 1.0 33.3 -141.7 1208.0 1066.3
Standard All 5 1 0 4 1.0 20.0 -255.0 1201.3 946.3
White 2 0 0 2 0.0 0.0 -425.0 1191.3 766.3
Black 3 1 0 2 1.0 33.3 -141.7 1208.0 1066.3
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 10 3 0 7 3.0 30.0 -170.0 1200.4 1030.4
White 4 2 0 2 2.0 50.0 0.0 1195.7 1195.7
Black 6 1 0 5 1.0 16.7 -283.3 1203.6 920.3
Standard All 5 1 0 4 1.0 20.0 -255.0 1201.3 946.3
White 2 0 0 2 0.0 0.0 -425.0 1191.3 766.3
Black 3 1 0 2 1.0 33.3 -141.7 1208.0 1066.3
Rapid All 5 2 0 3 2.0 40.0 -85.0 1199.5 1114.5
White 2 2 0 0 2.0 100.0 425.0 1200.0 1625.0
Black 3 0 0 3 0.0 0.0 -425.0 1199.2 774.2
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 1110193633 Govender, N (Nikhail) 1 1.0 1 0 0 100.0 1190.1 425.0 1615.1 View list
2 1100190189 Gomis, L (Levi) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1120159031 Petersen, A (Aneeka) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 1110157967 Van Schalkwyk, C (Cameron) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
5 1110158129 Mtati, W (Wazo) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
6 1110150427 House, J (Josh) 1 0.0 0 0 1 0.0 1190.1 -425.0 765.1 View list
7 1110138591 Fumhai, A (Albert) 1 0.0 0 0 1 0.0 1190.1 -425.0 765.1 View list
8 1120150393 Ebrahim, Z (Zaidan) 1 0.0 0 0 1 0.0 1190.1 -425.0 765.1 View list
9 1100150483 Dominique, K (Kabeya Glory) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
10 1110193626 Daniel, M (Marko) 1 0.0 0 0 1 0.0 1190.1 -425.0 765.1 View list