Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Bosman, AR (Alec)
Dob:
2006/01/09 (U20)
Gender:
Male
Chess SA id:
1060096513
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2020/02/01 (1568 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
1229.5
Curent Weighted rating
1229.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1229.5
Current floor (min rating allowed)
729.5
Current highest rating achieved
1229.5
Current K-factor
36
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)
±159.0
Current Raw change used (final)
0.0
Projected new Raw rating
1229.5
Projected new Weighed rating
1229.5
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1229.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1229.5
Projected new floor
729.5
Projected new K-facor
36
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
1236.8
Curent Weighted rating
1236.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1236.8
Current floor (min rating allowed)
736.8
Current highest rating achieved
1236.8
Current K-factor
36
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)
±157.3
Current Raw change used (final)
0.0
Projected new Raw rating
1236.8
Projected new Weighed rating
1236.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1236.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1236.8
Projected new floor
736.8
Projected new K-facor
36
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
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
Current K-factor
36
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)
±165.8
Current Raw change used (final)
0.0
Projected new Raw rating
1200.0
Projected new Weighed rating
1200.0
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 rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
Current K-factor
36
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)
±165.8
Current Raw change used (final)
0.0
Projected new Raw rating
1200.0
Projected new Weighed rating
1200.0
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 rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
2
2020 East District Individuals (U15)
2020/01/31
2020/02/01
Cape Town (WCT)
Standard
60
0.83
6
6
4.0
1175.1
1170.4
Analysis
1
District East Schools Chess Open Trials 2018 (U13)
2018/02/02
2018/02/03
Cape Town (WCT)
Standard
60
0.83
6
5
3.0
1200.0
1200.0
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
11
7
0
4
7.0
63.6
115.9
1118.1
1234.0
White
6
6
0
0
6.0
100.0
425.0
1092.1
1517.1
Black
5
1
0
4
1.0
20.0
-255.0
1149.3
894.3
Standard
All
11
7
0
4
7.0
63.6
115.9
1118.1
1234.0
White
6
6
0
0
6.0
100.0
425.0
1092.1
1517.1
Black
5
1
0
4
1.0
20.0
-255.0
1149.3
894.3
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
1050130488
Tsoeu, T (Tshepiso)
1
1.0
1
0
0
100.0
1175.1
425.0
1600.1
View list
2
1070096520
Steenkamp, R (Ronan)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
106064711
Smith, V (Vernon)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1060130482
Sekhamane, L (Lebohang)
1
1.0
1
0
0
100.0
1175.1
425.0
1600.1
View list
5
2050130479
Rhoda, C (Claudia)
1
1.0
1
0
0
100.0
1175.1
425.0
1600.1
View list
6
106082554
Cornelissen, K (Kieran)
1
1.0
1
0
0
100.0
1175.1
425.0
1600.1
View list
7
105083969
Krynauw, E (Eugene)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
206077315
Gardener, A (Angelique)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
106092062
Ncethelo, B (Bongolethu)
1
0.0
0
0
1
0.0
1175.1
-425.0
750.1
View list
10
1060108791
Masoka, L (Lwando)
1
0.0
0
0
1
0.0
1175.1
-425.0
750.1
View list
11
106053758
Lombard, WS (Waide)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
