Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Sontonga, B (Bavuyise)
Dob:
2009/07/08 (U16)
Gender:
Male
Chess SA id:
1090309420
FIDE id:
Region:
Buffalo City (EBC)
Citizen:
RSA
Title(s):
Last active:
2024/08/03 (113 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
1149.3
Current Weighted rating
1188.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1188.3
Current highest rating achieved
1149.3
Current floor (min rating allowed)
649.3
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)
±178.2
Current Raw change used (final)
0.0
Projected new Raw rating
1149.3
Projected new Weighed rating
1092.8
Projected new Weighted performance
304.4
Projected new final Raw rating (if new WP > new Raw)
1149.3
Projected new highest rating
1149.3
Projected new floor
649.3
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1149.3
Projected effective change (new Official - current Official)
-39.0
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
1138.8
Current Weighted rating
1185.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1185.9
Current highest rating achieved
1138.8
Current floor (min rating allowed)
638.8
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)
±180.9
Current Raw change used (final)
0.0
Projected new Raw rating
1138.8
Projected new Weighed rating
1090.5
Projected new Weighted performance
304.4
Projected new final Raw rating (if new WP > new Raw)
1138.8
Projected new highest rating
1138.8
Projected new floor
638.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1138.8
Projected effective change (new Official - current Official)
-47.1
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
0.0
Current floor (min rating allowed)
700.0
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)
±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
0.0
Projected new floor
700.0
Projected new K-facor
40
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
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
0.0
Current floor (min rating allowed)
700.0
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)
±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
0.0
Projected new floor
700.0
Projected new K-facor
40
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.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
EL Schools Chess All Ages Festival 2024 (U15 Boys)
2024/08/03
2024/08/03
Buffalo City (EBC)
Standard
62
0.84
5
5
1.0
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
1
EL Schools Chess All Ages Festival 2024 (U15 Boys)
2024/08/03
2024/08/03
Buffalo City (EBC)
Standard
62
0.84
5
5
1.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
1
0
4
1.0
20.0
-255.0
1204.9
949.9
White
3
1
0
2
1.0
33.3
-141.7
1208.2
1066.6
Black
2
0
0
2
0.0
0.0
-425.0
1200.0
775.0
Standard
All
5
1
0
4
1.0
20.0
-255.0
1204.9
949.9
White
3
1
0
2
1.0
33.3
-141.7
1208.2
1066.6
Black
2
0
0
2
0.0
0.0
-425.0
1200.0
775.0
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
5
1
0
4
1.0
20.0
-255.0
1204.9
949.9
White
3
1
0
2
1.0
33.3
-141.7
1208.2
1066.6
Black
2
0
0
2
0.0
0.0
-425.0
1200.0
775.0
Standard
All
5
1
0
4
1.0
20.0
-255.0
1204.9
949.9
White
3
1
0
2
1.0
33.3
-141.7
1208.2
1066.6
Black
2
0
0
2
0.0
0.0
-425.0
1200.0
775.0
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1100309408
Adeleke, A (Akainbobola)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1070309419
Qongwana, A (Agcobile)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
3
1100309417
Patekile, N (Nqobile)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
4
1090157173
Mayo, E (Esinaye)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
1090158054
Du Preez, A (Anikin)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
