Player Page

Van Der Merwe, J (Johan)
Dob: 2015/12/08 (U10)
Gender: Male
Chess SA id: 1150302894
FIDE id:
Region: Capricorn (LCP)
Citizen: RSA
Title(s):
Last active: 2024/04/27 (50 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 rating1147.5
Current Weighted rating1191.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1191.8
Current highest rating achieved1147.5
Current floor (min rating allowed)647.5
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)±178.7
Current Raw change used (final)0.0
Projected new Raw rating1147.5
Projected new Weighed rating1096.1
Projected new Weighted performance307.7
Projected new final Raw rating (if new WP > new Raw)1147.5
Projected new highest rating1147.5
Projected new floor647.5
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1147.5
Projected effective change (new Official - current Official)-44.3
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 rating1136.4
Current Weighted rating1190.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1190.0
Current highest rating achieved1136.4
Current floor (min rating allowed)636.4
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)±181.5
Current Raw change used (final)0.0
Projected new Raw rating1136.4
Projected new Weighed rating1094.5
Projected new Weighted performance307.7
Projected new final Raw rating (if new WP > new Raw)1136.4
Projected new highest rating1136.4
Projected new floor636.4
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1136.4
Projected effective change (new Official - current Official)-53.6
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved0.0
Current floor (min rating allowed)700.0
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)±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 rating0.0
Projected new floor700.0
Projected new K-facor40
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
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 achieved0.0
Current floor (min rating allowed)700.0
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)±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 rating0.0
Projected new floor700.0
Projected new K-facor40
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 NABOOMSPAR Open Chess Tournament 2024 (Open) 2024/04/27 2024/04/27 Waterberg (LWM) Standard 60 0.83 5 5 1.0 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
1 NABOOMSPAR Open Chess Tournament 2024 (Open) 2024/04/27 2024/04/27 Waterberg (LWM) Standard 60 0.83 5 5 1.0 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 1194.2 939.2
White 3 0 0 3 0.0 0.0 -425.0 1207.0 782.0
Black 2 1 0 1 1.0 50.0 0.0 1175.0 1175.0
Standard All 5 1 0 4 1.0 20.0 -255.0 1194.2 939.2
White 3 0 0 3 0.0 0.0 -425.0 1207.0 782.0
Black 2 1 0 1 1.0 50.0 0.0 1175.0 1175.0
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 5 1 0 4 1.0 20.0 -255.0 1194.2 939.2
White 3 0 0 3 0.0 0.0 -425.0 1207.0 782.0
Black 2 1 0 1 1.0 50.0 0.0 1175.0 1175.0
Standard All 5 1 0 4 1.0 20.0 -255.0 1194.2 939.2
White 3 0 0 3 0.0 0.0 -425.0 1207.0 782.0
Black 2 1 0 1 1.0 50.0 0.0 1175.0 1175.0
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2100302884 Mello, D (Dimakatso) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
2 2130131345 Mashashane, A (Anushka) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
3 1090192346 Mashamaite, L (Lehlogonolo) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
4 1050302875 Els, B (Brady) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
5 1130141015 De Beer, R (Ruan) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list