Chess South Africa
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Chess South Africa
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
The
Projected values
below are
NOT
the actual and official values as calculated by the Ratings Bureau.
Main
Standard
Rapid
Blitz
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 rating
724.7
Curent Weighted rating
724.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
724.7
Current floor (min rating allowed)
500.0
Current highest rating achieved
725.9
Current K-factor
40
Games played this month
0
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 rating
724.7
Projected new Weighed rating
724.7
Projected new Weighted performance
0.0
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 rating
725.9
Projected new floor
500.0
Projected new K-facor
40
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 rating
745.8
Curent Weighted rating
745.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
745.8
Current floor (min rating allowed)
500.0
Current highest rating achieved
747.0
Current K-factor
40
Games played this month
0
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 rating
745.8
Projected new Weighed rating
745.8
Projected new Weighted performance
0.0
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 rating
747.0
Projected new floor
500.0
Projected new K-facor
40
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 rating
571.8
Curent Weighted rating
571.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
571.8
Current floor (min rating allowed)
500.0
Current highest rating achieved
571.8
Current K-factor
40
Games played this month
0
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 rating
571.8
Projected new Weighed rating
571.8
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 rating
571.8
Projected new floor
500.0
Projected new K-facor
40
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 rating
571.8
Curent Weighted rating
571.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
571.8
Current floor (min rating allowed)
500.0
Current highest rating achieved
571.8
Current K-factor
40
Games played this month
0
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 rating
571.8
Projected new Weighed rating
571.8
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 rating
571.8
Projected new floor
500.0
Projected new K-facor
40
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
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
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 id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
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