Player Page

Cobb, A (Alex)
Dob: 2007/10/04 (U18)
Gender: Male
Chess SA id: 1070138633
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/02/03 (106 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 rating1178.3
Curent Weighted rating1168.1
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1178.3
Current floor (min rating allowed)678.3
Current highest rating achieved1178.3
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)±171.0
Current Raw change used (final)0.0
Projected new Raw rating1178.3
Projected new Weighed rating1169.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1178.3
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1178.3
Projected new floor678.3
Projected new K-facor40
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 rating1205.8
Curent Weighted rating1201.3
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1205.8
Current floor (min rating allowed)705.8
Current highest rating achieved1205.8
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)±164.5
Current Raw change used (final)0.0
Projected new Raw rating1205.8
Projected new Weighed rating1201.7
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1205.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1205.8
Projected new floor705.8
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 rating1141.6
Curent Weighted rating1141.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1141.6
Current floor (min rating allowed)641.6
Current highest rating achieved1141.6
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)±180.2
Current Raw change used (final)0.0
Projected new Raw rating1141.6
Projected new Weighed rating1141.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1141.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1141.6
Projected new floor641.6
Projected new K-facor40
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)641.6
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 floor641.6
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 North District School Trials 2024 (U18 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 4 2.0 1165.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
2 North District School Trials 2024 (U18 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 4 2.0 1165.0 1200.0 Analysis
1 District North 2022 (U15) 2022/03/06 2022/03/06 Cape Town (WCT) Rapid 30 0.60 6 5 1.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 4 2 0 2 2.0 50.0 0.0 1250.0 1250.0
White 2 2 0 0 2.0 100.0 425.0 1175.0 1600.0
Black 2 0 0 2 0.0 0.0 -425.0 1325.0 900.0
Standard All 4 2 0 2 2.0 50.0 0.0 1250.0 1250.0
White 2 2 0 0 2.0 100.0 425.0 1175.0 1600.0
Black 2 0 0 2 0.0 0.0 -425.0 1325.0 900.0
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 9 3 0 6 3.0 33.3 -141.7 1222.2 1080.5
White 4 2 0 2 2.0 50.0 0.0 1187.3 1187.3
Black 5 1 0 4 1.0 20.0 -255.0 1250.0 995.0
Standard All 4 2 0 2 2.0 50.0 0.0 1250.0 1250.0
White 2 2 0 0 2.0 100.0 425.0 1175.0 1600.0
Black 2 0 0 2 0.0 0.0 -425.0 1325.0 900.0
Rapid All 5 1 0 4 1.0 20.0 -255.0 1199.9 944.9
White 2 0 0 2 0.0 0.0 -425.0 1199.8 774.8
Black 3 1 0 2 1.0 33.3 -141.7 1200.0 1058.3
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 1080190204 Futshane, K (Kamva) 1 1.0 1 0 0 100.0 1165.0 425.0 1590.0 View list
2 2080138637 Dauya, N (Ngosa) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1070150543 Ali, U (Usher) 1 1.0 1 0 0 100.0 1165.0 425.0 1590.0 View list
4 1070096244 Roed, J (Joel) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
5 1080138654 Pretorius, M (Marcus) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
6 108087015 Nieuwoudt, H (Hein) 1 0.0 0 0 1 0.0 1165.0 -425.0 740.0 View list
7 100083309 Munnik, U (Uzziel) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
8 1080138648 Monyepao, K (Khutso) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
9 107085509 Li, T (Traynor) 1 0.0 0 0 1 0.0 1165.0 -425.0 740.0 View list