Chess South Africa
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Chess South Africa
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
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
1178.3
Curent Weighted rating
1168.1
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1178.3
Current floor (min rating allowed)
678.3
Current highest rating achieved
1178.3
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)
±171.0
Current Raw change used (final)
0.0
Projected new Raw rating
1178.3
Projected new Weighed rating
1169.0
Projected new Weighted performance
0.0
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 rating
1178.3
Projected new floor
678.3
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
1205.8
Curent Weighted rating
1201.3
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1205.8
Current floor (min rating allowed)
705.8
Current highest rating achieved
1205.8
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)
±164.5
Current Raw change used (final)
0.0
Projected new Raw rating
1205.8
Projected new Weighed rating
1201.7
Projected new Weighted performance
0.0
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 rating
1205.8
Projected new floor
705.8
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
1141.6
Curent Weighted rating
1141.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1141.6
Current floor (min rating allowed)
641.6
Current highest rating achieved
1141.6
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)
±180.2
Current Raw change used (final)
0.0
Projected new Raw rating
1141.6
Projected new Weighed rating
1141.6
Projected new Weighted performance
0.0
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 rating
1141.6
Projected new floor
641.6
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
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)
641.6
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
641.6
Projected new K-facor
36
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
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
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
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
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 id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
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