Chess South Africa
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Chess South Africa
Cotton, R (Robbie)
Dob:
2011/04/11 (U14)
Gender:
Male
Chess SA id:
1110160154
FIDE id:
Region:
Mangaung (FMB)
Citizen:
RSA
Title(s):
Last active:
2023/08/04 (329 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
1209.0
Current Weighted rating
1206.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1209.0
Current highest rating achieved
1209.0
Current floor (min rating allowed)
709.0
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)
±163.7
Current Raw change used (final)
0.0
Projected new Raw rating
1209.0
Projected new Weighed rating
1109.9
Projected new Weighted performance
365.9
Projected new final Raw rating (if new WP > new Raw)
1209.0
Projected new highest rating
1209.0
Projected new floor
709.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1209.0
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
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
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
1220.9
Current Weighted rating
1214.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1220.9
Current highest rating achieved
1220.9
Current floor (min rating allowed)
720.9
Current K-factor
36
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)
±161.0
Current Raw change used (final)
0.0
Projected new Raw rating
1220.9
Projected new Weighed rating
1117.8
Projected new Weighted performance
385.2
Projected new final Raw rating (if new WP > new Raw)
1220.9
Projected new highest rating
1220.9
Projected new floor
720.9
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1220.9
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
1
August Primary School Chess Festival 2023 (Grade 6+7 B)
2023/08/04
2023/08/04
Mangaung (FMB)
Rapid
15
0.39
5
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
5
3
0
2
3.0
60.0
85.0
1217.2
1302.2
White
2
1
0
1
1.0
50.0
0.0
1242.9
1242.9
Black
3
2
0
1
2.0
66.7
141.7
1200.0
1341.7
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
5
3
0
2
3.0
60.0
85.0
1217.2
1302.2
White
2
1
0
1
1.0
50.0
0.0
1242.9
1242.9
Black
3
2
0
1
2.0
66.7
141.7
1200.0
1341.7
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
1110111844
Booysen, H (Herman)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1110160161
Mandyalana, U (Unathi)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1120160174
Pitso, S (Siphosethu)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
2130159933
Moosa, S (Saarah Bibi)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
1120111853
Els, R (Ruben)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
