Chess South Africa
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Chess South Africa
Koster, X (Xander)
Dob:
2005/03/29 (U20)
Gender:
Male
Chess SA id:
105077029
FIDE id:
Region:
Mopani (LMG)
Citizen:
RSA
Title(s):
Last active:
2018/05/05 (2427 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
571.3
Current Weighted rating
571.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
571.3
Current highest rating achieved
571.3
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)
±406.1
Current Raw change used (final)
0.0
Projected new Raw rating
571.3
Projected new Weighed rating
525.6
Projected new Weighted performance
66.9
Projected new final Raw rating (if new WP > new Raw)
571.3
Projected new highest rating
571.3
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
571.3
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
565.0
Current Weighted rating
548.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
565.0
Current highest rating achieved
565.0
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)
±409.8
Current Raw change used (final)
0.0
Projected new Raw rating
565.0
Projected new Weighed rating
505.5
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
565.0
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
565.0
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
618.8
Current Weighted rating
618.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
618.8
Current highest rating achieved
618.8
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)
±379.5
Current Raw change used (final)
0.0
Projected new Raw rating
618.8
Projected new Weighed rating
569.3
Projected new Weighted performance
70.4
Projected new final Raw rating (if new WP > new Raw)
618.8
Projected new highest rating
618.8
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
618.8
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 Super 12 (Senior)
2018/05/05
2018/05/05
Tshwane (GTP)
Rapid
30
0.60
5
5
3.0
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
3
0
2
3.0
60.0
85.0
1166.8
1251.8
White
3
1
0
2
1.0
33.3
-141.7
1200.0
1058.3
Black
2
2
0
0
2.0
100.0
425.0
1117.1
1542.1
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
1166.8
1251.8
White
3
1
0
2
1.0
33.3
-141.7
1200.0
1058.3
Black
2
2
0
0
2.0
100.0
425.0
1117.1
1542.1
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
1060096340
Nwadi, FK (Franklin)
1
1.0
1
0
0
100.0
500.0
425.0
925.0
View list
2
105090892
Boonzaaier, H (Henk)
1
1.0
1
0
0
100.0
500.0
425.0
925.0
View list
3
107090813
Smith, A (Avon)
1
1.0
1
0
0
100.0
500.0
425.0
925.0
View list
4
105092331
Stevens, W (Werner)
1
0.0
0
0
1
0.0
500.0
-425.0
75.0
View list
5
105090890
Scheepers, J (Jonathan)
1
0.0
0
0
1
0.0
500.0
-425.0
75.0
View list