Player Page

Van Der West, J (Joshua)
Dob: 2009/07/11 (U16)
Gender: Male
Chess SA id: 1090154047
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2023/05/06 (568 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 rating1132.4
Current Weighted rating1135.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1135.1
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)±182.6
Current Raw change used (final)0.0
Projected new Raw rating1132.4
Projected new Weighed rating1043.5
Projected new Weighted performance399.4
Projected new final Raw rating (if new WP > new Raw)1132.4
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)1132.4
Projected effective change (new Official - current Official)-2.7
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 rating1150.7
Current Weighted rating1152.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1152.3
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)±177.9
Current Raw change used (final)0.0
Projected new Raw rating1150.7
Projected new Weighed rating1059.6
Projected new Weighted performance214.2
Projected new final Raw rating (if new WP > new Raw)1150.7
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)1150.7
Projected effective change (new Official - current Official)-1.6
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 rating1146.0
Current Weighted rating1148.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1148.7
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)±179.1
Current Raw change used (final)0.0
Projected new Raw rating1146.0
Projected new Weighed rating1056.1
Projected new Weighted performance240.0
Projected new final Raw rating (if new WP > new Raw)1146.0
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)1146.0
Projected effective change (new Official - current Official)-2.7
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.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
2 Benoni Cluster High School League 2023 (U15 Open) 2023/05/06 2023/05/06 Ekurhuleni (GE) Rapid 30 0.60 5 4 0.5 1159.4 1200.0 Analysis
1 Ekurhuleni Trials 2 2023 (U16) 2023/04/22 2023/04/22 Ekurhuleni (GE) Standard 60 0.83 5 3 0.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main 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
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 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 7 0 1 6 0.5 7.1 -364.3 1219.0 854.8
White 3 0 0 3 0.0 0.0 -425.0 1239.8 814.8
Black 4 0 1 3 0.5 12.5 -318.8 1203.5 884.7
Standard All 3 0 0 3 0.0 0.0 -425.0 1227.6 802.6
White 1 0 0 1 0.0 0.0 -425.0 1269.0 844.0
Black 2 0 0 2 0.0 0.0 -425.0 1206.9 781.9
Rapid All 4 0 1 3 0.5 12.5 -318.8 1212.6 893.9
White 2 0 0 2 0.0 0.0 -425.0 1225.3 800.3
Black 2 0 1 1 0.5 25.0 -212.5 1200.0 987.5
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 1090154874 Kandawasvika, M (Mukundi) 1 0.5 0 1 0 50.0 1159.4 0.0 1159.4 View list
2 1080154864 Bolleurs, J (Jason) 1 0.0 0 0 1 0.0 1159.4 -425.0 734.4 View list
3 2080113546 Ziervogel, K (Keira) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
4 1090154901 Van Der Merwe, J (John) 1 0.0 0 0 1 0.0 1159.4 -425.0 734.4 View list
5 1090151755 Skwatsha, S (Sipho) 1 0.0 0 0 1 0.0 1159.4 -425.0 734.4 View list
6 1080153009 Murewi, T (Tasiwanash) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
7 1090134733 Molefe, K (Katlego) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list