Chess South Africa
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Chess South Africa
Opperman, MA (Mervin)
Dob:
1973/07/02 (Adult)
Gender:
Male
Chess SA id:
173029123
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2019/09/07 (1719 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
1474.0
Curent Weighted rating
1467.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1474.0
Current floor (min rating allowed)
974.0
Current highest rating achieved
1474.0
Current K-factor
32
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)
±112.2
Current Raw change used (final)
0.0
Projected new Raw rating
1474.0
Projected new Weighed rating
1468.3
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1474.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1474.0
Projected new floor
974.0
Projected new K-facor
32
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
1474.0
Curent Weighted rating
1463.1
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1474.0
Current floor (min rating allowed)
974.0
Current highest rating achieved
1474.0
Current K-factor
32
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)
±112.2
Current Raw change used (final)
0.0
Projected new Raw rating
1474.0
Projected new Weighed rating
1464.2
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1474.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1474.0
Projected new floor
974.0
Projected new K-facor
32
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
1584.0
Curent Weighted rating
1566.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1584.0
Current floor (min rating allowed)
1084.0
Current highest rating achieved
1584.0
Current K-factor
32
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)
±95.9
Current Raw change used (final)
0.0
Projected new Raw rating
1584.0
Projected new Weighed rating
1568.3
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1584.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1584.0
Projected new floor
1084.0
Projected new K-facor
32
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
1584.0
Curent Weighted rating
1566.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1584.0
Current floor (min rating allowed)
1084.0
Current highest rating achieved
1584.0
Current K-factor
32
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)
±95.9
Current Raw change used (final)
0.0
Projected new Raw rating
1584.0
Projected new Weighed rating
1568.3
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1584.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1584.0
Projected new floor
1084.0
Projected new K-facor
32
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
2019 Western Province League (B)
2019/07/27
2019/09/07
Cape Town (WCT)
Standard
120
1.00
11
5
0.5
1556.4
1556.4
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
0
1
4
0.5
10.0
-340.0
1496.2
1156.2
White
2
0
1
1
0.5
25.0
-212.5
1566.9
1354.4
Black
3
0
0
3
0.0
0.0
-425.0
1449.0
1024.0
Standard
All
5
0
1
4
0.5
10.0
-340.0
1496.2
1156.2
White
2
0
1
1
0.5
25.0
-212.5
1566.9
1354.4
Black
3
0
0
3
0.0
0.0
-425.0
1449.0
1024.0
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
193007245
Diamond, R (Ruben)
1
0.5
0
1
0
50.0
1556.4
0.0
1556.4
View list
2
196085508
Nkosana, L (Luvuyo)
1
0.0
0
0
1
0.0
1556.4
-425.0
1131.4
View list
3
100092568
Maponya, K (Kabelo)
1
0.0
0
0
1
0.0
1556.4
-425.0
1131.4
View list
4
1040097954
Coetzee, A (Aden)
1
0.0
0
0
1
0.0
1556.4
-425.0
1131.4
View list
5
1050106200
Braaf, J (Jiraan)
1
0.0
0
0
1
0.0
1556.4
-425.0
1131.4
View list
