Chess South Africa
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Chess South Africa
Cophiso, A (Ayabulela)
Dob:
2005/01/18 (U20)
Gender:
Male
Chess SA id:
1050147169
FIDE id:
Region:
Buffalo City (EBC)
Citizen:
RSA
Title(s):
Last active:
2023/05/20 (553 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
1229.7
Current Weighted rating
1229.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1229.9
Current highest rating achieved
1234.5
Current floor (min rating allowed)
734.5
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)
±158.9
Current Raw change used (final)
0.0
Projected new Raw rating
1229.7
Projected new Weighed rating
1131.5
Projected new Weighted performance
610.5
Projected new final Raw rating (if new WP > new Raw)
1229.7
Projected new highest rating
1234.5
Projected new floor
734.5
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1229.7
Projected effective change (new Official - current Official)
-0.2
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
1201.6
Current Weighted rating
1201.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1201.6
Current highest rating achieved
1201.6
Current floor (min rating allowed)
701.6
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)
±165.4
Current Raw change used (final)
0.0
Projected new Raw rating
1201.6
Projected new Weighed rating
1105.4
Projected new Weighted performance
328.3
Projected new final Raw rating (if new WP > new Raw)
1201.6
Projected new highest rating
1201.6
Projected new floor
701.6
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1201.6
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
1279.6
Current Weighted rating
1279.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1279.6
Current highest rating achieved
1279.6
Current floor (min rating allowed)
779.6
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)
±148.0
Current Raw change used (final)
0.0
Projected new Raw rating
1279.6
Projected new Weighed rating
1177.2
Projected new Weighted performance
371.4
Projected new final Raw rating (if new WP > new Raw)
1279.6
Projected new highest rating
1279.6
Projected new floor
779.6
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1279.6
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
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
2023 BCM Schools Winter Games District Championships (U18 Boys)
2023/05/20
2023/05/20
Buffalo City (EBC)
Standard
60
0.83
5
5
2.0
1234.5
1200.0
Analysis
1
Dyam Dyam Closed 2022 (B)
2022/10/15
2022/10/15
Buffalo City (EBC)
Rapid
15
0.39
6
6
5.0
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
6
2
3
7.0
63.6
115.9
1261.7
1377.6
White
6
4
0
2
4.0
66.7
141.7
1239.8
1381.5
Black
5
2
2
1
3.0
60.0
85.0
1288.0
1373.0
Standard
All
5
1
2
2
2.0
40.0
-85.0
1300.0
1215.0
White
3
1
0
2
1.0
33.3
-141.7
1330.1
1188.4
Black
2
0
2
0
1.0
50.0
0.0
1254.9
1254.9
Rapid
All
6
5
0
1
5.0
83.3
283.3
1229.8
1513.1
White
3
3
0
0
3.0
100.0
425.0
1149.5
1574.5
Black
3
2
0
1
2.0
66.7
141.7
1310.0
1451.7
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
1070154697
Wanga, N (Ndita)
1
1.0
1
0
0
100.0
1234.5
425.0
1659.5
View list
2
1100142401
Vellem, L (Luhle)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1020147182
Phindani, O (Owam)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1040147181
Phindani, B (Baxolele)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
2100147180
Njeke, H (Hlaluminathi)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
2050141204
Luningo, E (Esona)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
1060147186
Xaxa, N (Nathi)
1
0.5
0
1
0
50.0
1234.5
0.0
1234.5
View list
8
1060154694
Bongo, L (Liyema)
1
0.5
0
1
0
50.0
1234.5
0.0
1234.5
View list
9
1070154693
Amila, M (Mamatu)
1
0.0
0
0
1
0.0
1234.5
-425.0
809.5
View list
10
1060104005
Ndlebe, A (Anda)
1
0.0
0
0
1
0.0
1234.5
-425.0
809.5
View list
11
1120131139
Mabhera, J (Jedidiah)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list