Chess South Africa
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Chess South Africa
Van Der Merwe, R (Ruan)
Dob:
2005/01/13 (U20)
Gender:
Male
Chess SA id:
105046006
FIDE id:
Region:
Ehlanzeni (MEN)
Citizen:
RSA
Title(s):
Last active:
2018/11/03 (2061 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
732.0
Current Weighted rating
693.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
732.0
Current highest rating achieved
732.0
Current floor (min rating allowed)
500.0
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)
±323.0
Current Raw change used (final)
0.0
Projected new Raw rating
732.0
Projected new Weighed rating
639.3
Projected new Weighted performance
144.8
Projected new final Raw rating (if new WP > new Raw)
732.0
Projected new highest rating
732.0
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
732.0
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
902.6
Current Weighted rating
786.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
902.6
Current highest rating achieved
902.6
Current floor (min rating allowed)
500.0
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)
±253.3
Current Raw change used (final)
0.0
Projected new Raw rating
902.6
Projected new Weighed rating
726.0
Projected new Weighted performance
144.8
Projected new final Raw rating (if new WP > new Raw)
902.6
Projected new highest rating
902.6
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
902.6
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
500.0
Current Weighted rating
500.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
500.0
Current highest rating achieved
500.0
Current floor (min rating allowed)
500.0
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)
±449.5
Current Raw change used (final)
0.0
Projected new Raw rating
500.0
Projected new Weighed rating
460.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
500.0
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
500.0
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
500.0
Current Weighted rating
500.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
500.0
Current highest rating achieved
500.0
Current floor (min rating allowed)
500.0
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)
±449.5
Current Raw change used (final)
0.0
Projected new Raw rating
500.0
Projected new Weighed rating
460.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
500.0
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
500.0
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
2018 Interregion Sedibeng vs Ekurhuleni (I)
2018/11/03
2018/11/03
Sedibeng (GSV)
Standard
60
0.83
5
5
5.0
500.0
500.0
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
5
0
0
5.0
100.0
425.0
1051.2
1476.2
White
3
3
0
0
3.0
100.0
425.0
1141.6
1566.6
Black
2
2
0
0
2.0
100.0
425.0
915.5
1340.5
Standard
All
5
5
0
0
5.0
100.0
425.0
1051.2
1476.2
White
3
3
0
0
3.0
100.0
425.0
1141.6
1566.6
Black
2
2
0
0
2.0
100.0
425.0
915.5
1340.5
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
105044681
Hansen, R (Ryan)
1
1.0
1
0
0
100.0
500.0
425.0
925.0
View list
2
207064050
Hansen, M (Mia)
1
1.0
1
0
0
100.0
500.0
425.0
925.0
View list
3
206065188
De Beer, E (Elrize)
1
1.0
1
0
0
100.0
500.0
425.0
925.0
View list
4
205087157
Coetzee, Z (Zahne)
1
1.0
1
0
0
100.0
500.0
425.0
925.0
View list
5
105077104
Coetzee, J (Jaco)
1
1.0
1
0
0
100.0
500.0
425.0
925.0
View list