Player Page

Ariefdien, B (Bertram)
Dob: 1971/08/07 (Adult)
Gender: Male
Chess SA id: 171085148
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2019/09/07 (1719 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 rating724.7
Curent Weighted rating724.7
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)724.7
Current floor (min rating allowed)500.0
Current highest rating achieved725.9
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)±326.4
Current Raw change used (final)0.0
Projected new Raw rating724.7
Projected new Weighed rating724.7
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)724.7
Projected effective change (new Official - current Official)=0.0
Projected new highest rating725.9
Projected new floor500.0
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 rating745.8
Curent Weighted rating745.8
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)745.8
Current floor (min rating allowed)500.0
Current highest rating achieved747.0
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)±316.7
Current Raw change used (final)0.0
Projected new Raw rating745.8
Projected new Weighed rating745.8
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)745.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating747.0
Projected new floor500.0
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 rating571.8
Curent Weighted rating571.8
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)571.8
Current floor (min rating allowed)500.0
Current highest rating achieved571.8
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)±405.8
Current Raw change used (final)0.0
Projected new Raw rating571.8
Projected new Weighed rating571.8
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)571.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating571.8
Projected new floor500.0
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 rating571.8
Curent Weighted rating571.8
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)571.8
Current floor (min rating allowed)500.0
Current highest rating achieved571.8
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)±405.8
Current Raw change used (final)0.0
Projected new Raw rating571.8
Projected new Weighed rating571.8
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)571.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating571.8
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
5 2019 Western Province League (D) 2019/07/27 2019/09/07 Cape Town (WCT) Standard 120 1.00 11 3 0.0 725.9 747.0 Analysis
4 2019 Western Province League (E) 2019/07/27 2019/08/10 Cape Town (WCT) Standard 60 0.83 9 1 0.5 709.3 727.0 Analysis
3 2019 Elsies River Open (Open) 2019/06/22 2019/06/23 Cape Town (WCT) Standard 70 0.87 6 6 2.0 640.7 651.0 Analysis
2 Crossroads Open Chess Championship 2019 (C) 2019/04/27 2019/04/28 Cape Town (WCT) Standard 70 0.87 6 5 2.0 571.8 571.8 Analysis
1 2018 Western Province League (B) 2018/08/04 2018/09/15 Cape Town (WCT) Standard 90 0.94 11 1 0.0 571.8 571.8 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 16 4 1 11 4.5 28.1 -185.9 1249.8 1063.9
White 8 1 0 7 1.0 12.5 -318.8 1244.9 926.1
Black 8 3 1 4 3.5 43.8 -53.1 1254.8 1201.7
Standard All 16 4 1 11 4.5 28.1 -185.9 1249.8 1063.9
White 8 1 0 7 1.0 12.5 -318.8 1244.9 926.1
Black 8 3 1 4 3.5 43.8 -53.1 1254.8 1201.7
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 2100109060 Makhasi, A (Athule) 1 1.0 1 0 0 100.0 640.7 425.0 1065.7 View list
2 205056390 Ebrahim, MB (Mumtaaz) 1 1.0 1 0 0 100.0 640.7 425.0 1065.7 View list
3 1110099722 Booysen, C (Chadlin) 1 1.0 1 0 0 100.0 571.8 425.0 996.8 View list
4 2710112238 Opperman, N (Natasha) 1 1.0 1 0 0 100.0 571.8 425.0 996.8 View list
5 1080100503 Neutt, N (Nehum) 1 0.5 0 1 0 50.0 709.3 0.0 709.3 View list
6 187079254 Witbooi, L (Lee-Roy) 1 0.0 0 0 1 0.0 725.9 -425.0 300.9 View list
7 175088911 Van Staaden, BH (Burton) 1 0.0 0 0 1 0.0 571.8 -425.0 146.8 View list
8 2060108811 Van Niekerk, L (Lizelle) 1 0.0 0 0 1 0.0 571.8 -425.0 146.8 View list
9 207087109 Van Beeck, T (Trinity) 1 0.0 0 0 1 0.0 571.8 -425.0 146.8 View list
10 103064771 Theunissen, J (Joshua) 1 0.0 0 0 1 0.0 725.9 -425.0 300.9 View list
11 108061379 Solomon, D (Daniel) 1 0.0 0 0 1 0.0 640.7 -425.0 215.7 View list
12 193061561 Bhili, T (Thabang) 1 0.0 0 0 1 0.0 571.8 -425.0 146.8 View list
13 105013511 Jaffer, U (Uzair) 1 0.0 0 0 1 0.0 640.7 -425.0 215.7 View list
14 104086077 Herder, J (Jovanne) 1 0.0 0 0 1 0.0 640.7 -425.0 215.7 View list
15 207090606 Gcuze, K (Khanya) 1 0.0 0 0 1 0.0 640.7 -425.0 215.7 View list
16 168065101 Forbes, D (Dale) 1 0.0 0 0 1 0.0 725.9 -425.0 300.9 View list