Player Page

Zhou, K (Kevin)
Dob: 2006/05/21 (U20)
Gender: Male
Chess SA id: 1060113888
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Last active: 2024/06/10 (167 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 rating1216.4
Current Weighted rating1216.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1216.6
Current highest rating achieved1228.1
Current floor (min rating allowed)728.1
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)±162.0
Current Raw change used (final)0.0
Projected new Raw rating1216.4
Projected new Weighed rating1119.0
Projected new Weighted performance546.3
Projected new final Raw rating (if new WP > new Raw)1216.4
Projected new highest rating1228.1
Projected new floor728.1
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1216.4
Projected effective change (new Official - current Official)-0.2
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 rating1180.0
Current Weighted rating1183.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1183.7
Current highest rating achieved1180.0
Current floor (min rating allowed)680.0
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)±170.6
Current Raw change used (final)0.0
Projected new Raw rating1180.0
Projected new Weighed rating1088.6
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1180.0
Projected new floor680.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1180.0
Projected effective change (new Official - current Official)-3.7
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 rating1235.8
Current Weighted rating1239.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1239.5
Current highest rating achieved1241.6
Current floor (min rating allowed)741.6
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)±157.6
Current Raw change used (final)0.0
Projected new Raw rating1235.8
Projected new Weighed rating1140.2
Projected new Weighted performance575.1
Projected new final Raw rating (if new WP > new Raw)1235.8
Projected new highest rating1241.6
Projected new floor741.6
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1235.8
Projected effective change (new Official - current Official)-3.7
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 JCC SAHETI High Schools League Round Robin 2024 2024/05/20 2024/06/10 Johannesburg Metro (GJM) Rapid 20 0.47 7 1 0.0 1212.0 1241.6 Analysis
2 JCC SAHETI High Schools League Round Robin 2024 2024/05/20 2024/06/10 Johannesburg Metro (GJM) Rapid 20 0.47 7 4 2.0 1212.0 1241.6 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 JCC SAHETI High Schools League Round Robin 2024 2024/05/20 2024/06/10 Johannesburg Metro (GJM) Rapid 20 0.47 7 1 0.0 1212.0 1241.6 Analysis
4 JCC SAHETI High Schools League Round Robin 2024 2024/05/20 2024/06/10 Johannesburg Metro (GJM) Rapid 20 0.47 7 4 2.0 1212.0 1241.6 Analysis
2 St Peters College Chess League 2023 (A) 2023/09/11 2023/10/23 Johannesburg Metro (GJM) Standard 60 0.83 6 1 0.0 1228.1 1200.0 Analysis
1 Gauteng D9 Finals 2019 (U13 Boys) 2019/05/18 2019/05/18 Johannesburg Metro (GJM) Rapid 45 0.74 5 5 3.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 5 2 0 3 2.0 40.0 -85.0 1474.4 1389.4
White 3 1 0 2 1.0 33.3 -141.7 1650.8 1509.1
Black 2 1 0 1 1.0 50.0 0.0 1209.8 1209.8
Standard 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
Rapid All 5 2 0 3 2.0 40.0 -85.0 1474.4 1389.4
White 3 1 0 2 1.0 33.3 -141.7 1650.8 1509.1
Black 2 1 0 1 1.0 50.0 0.0 1209.8 1209.8
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 11 5 1 5 5.5 50.0 0.0 1320.3 1320.3
White 6 3 0 3 3.0 50.0 0.0 1417.3 1417.3
Black 5 2 1 2 2.5 50.0 0.0 1203.9 1203.9
Standard All 1 0 0 1 0.0 0.0 -425.0 1227.5 802.5
White 1 0 0 1 0.0 0.0 -425.0 1227.5 802.5
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Rapid All 10 5 1 4 5.5 55.0 42.5 1329.6 1372.1
White 5 3 0 2 3.0 60.0 85.0 1455.3 1540.3
Black 5 2 1 2 2.5 50.0 0.0 1203.9 1203.9
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 207091080 Kalala, Z (Zoe) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
2 1070103226 Tesfaye, D (Dawit) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1060133825 Paiker, J (Joey) 1 1.0 1 0 0 100.0 1212.0 425.0 1637.0 View list
4 2070133804 Nyarenda, M (Miranda) 1 1.0 1 0 0 100.0 1212.0 425.0 1637.0 View list
5 1070113901 Mahlangu, T (Thabo) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 1060113900 Luvuno, T (Thando) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
7 1110306362 Zagey, E (Eitan) 1 0.0 0 0 1 0.0 1212.0 -425.0 787.0 View list
8 106091067 Sethosa, B (Bonolo) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
9 1080109892 Balassis, P (Petro) 1 0.0 0 0 1 0.0 1212.0 -425.0 787.0 View list
10 110091706 Levitan, C (Caleb) 1 0.0 0 0 1 0.0 1212.0 -425.0 787.0 View list
11 1060157097 Kantor, R (Raphael) 1 0.0 0 0 1 0.0 1228.1 -425.0 803.1 View list