Chess South Africa
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Chess South Africa
Bothman, A (Alexander)
Dob:
2006/01/12 (U20)
Gender:
Male
Chess SA id:
1060138912
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2023/02/04 (659 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
Current Raw rating
1146.6
Current Weighted rating
1146.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1146.6
Current highest rating achieved
1147.9
Current floor (min rating allowed)
647.9
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)
±178.9
Current Raw change used (final)
0.0
Projected new Raw rating
1146.6
Projected new Weighed rating
1054.9
Projected new Weighted performance
199.4
Projected new final Raw rating (if new WP > new Raw)
1146.6
Projected new highest rating
1147.9
Projected new floor
647.9
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1146.6
Projected effective change (new Official - current Official)
-0.0
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
Current Raw rating
1195.6
Current Weighted rating
1195.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1195.6
Current highest rating achieved
1195.6
Current floor (min rating allowed)
695.6
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)
±166.9
Current Raw change used (final)
0.0
Projected new Raw rating
1195.6
Projected new Weighed rating
1100.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1195.6
Projected new floor
695.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1195.6
Projected effective change (new Official - current Official)
-0.0
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
Current Raw rating
1122.4
Current Weighted rating
1122.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1122.4
Current highest rating achieved
1122.4
Current floor (min rating allowed)
622.4
Current K-factor
40
s
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)
±185.2
Current Raw change used (final)
0.0
Projected new Raw rating
1122.4
Projected new Weighed rating
1032.6
Projected new Weighted performance
209.9
Projected new final Raw rating (if new WP > new Raw)
1122.4
Projected new highest rating
1122.4
Projected new floor
622.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1122.4
Projected effective change (new Official - current Official)
=0.0
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
Current Raw rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
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
District East Schools Chess Individual Trials 2023 (U17 Boys)
2023/02/03
2023/02/04
Cape Town (WCT)
Standard
60
0.83
6
1
0.0
1147.9
1200.0
Analysis
1
2022 East Dist Individuals (U18)
2022/03/13
2022/03/13
Cape Town (WCT)
Rapid
45
0.74
6
6
1.0
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
7
1
0
6
1.0
14.3
-303.6
1283.6
980.1
White
4
1
0
3
1.0
25.0
-212.5
1346.3
1133.8
Black
3
0
0
3
0.0
0.0
-425.0
1200.0
775.0
Standard
All
1
0
0
1
0.0
0.0
-425.0
1577.2
1152.2
White
1
0
0
1
0.0
0.0
-425.0
1577.2
1152.2
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Rapid
All
6
1
0
5
1.0
16.7
-283.3
1234.7
951.4
White
3
1
0
2
1.0
33.3
-141.7
1269.4
1127.7
Black
3
0
0
3
0.0
0.0
-425.0
1200.0
775.0
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
1040138909
April, M (Malusi)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1050138945
September, L (Lanze)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
3
1060138942
Poole, K (Keanan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
4
2060138940
Ntwayi, L (Lebo)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
1040138938
Njokweni, E (Elihle)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
6
1060108791
Masoka, L (Lwando)
1
0.0
0
0
1
0.0
1147.9
-425.0
722.9
View list
7
1060108786
Blauw, S (Siyamthanda)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
