Chess South Africa
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Chess South Africa
Vorster, R (Ruan)
Dob:
2006/05/10 (U20)
Gender:
Male
Chess SA id:
106055646
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2023/08/05 (316 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
1159.2
Current Weighted rating
1171.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1171.6
Current highest rating achieved
1159.2
Current floor (min rating allowed)
659.2
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)
±175.7
Current Raw change used (final)
0.0
Projected new Raw rating
1159.2
Projected new Weighed rating
1077.1
Projected new Weighted performance
296.5
Projected new final Raw rating (if new WP > new Raw)
1159.2
Projected new highest rating
1159.2
Projected new floor
659.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1159.2
Projected effective change (new Official - current Official)
-12.4
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
1153.2
Current Weighted rating
1167.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1167.4
Current highest rating achieved
1153.2
Current floor (min rating allowed)
653.2
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)
±177.2
Current Raw change used (final)
0.0
Projected new Raw rating
1153.2
Projected new Weighed rating
1073.1
Projected new Weighted performance
296.5
Projected new final Raw rating (if new WP > new Raw)
1153.2
Projected new highest rating
1153.2
Projected new floor
653.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1153.2
Projected effective change (new Official - current Official)
-14.2
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
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
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)
±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
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
Ekurhuleni North School Teams 2023 (U17)
2023/08/05
2023/08/05
Ekurhuleni (GE)
Standard
60
0.83
5
5
1.5
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
1
1
3
1.5
30.0
-170.0
1167.6
997.6
White
3
0
1
2
0.5
16.7
-283.3
1152.9
869.6
Black
2
1
0
1
1.0
50.0
0.0
1189.5
1189.5
Standard
All
5
1
1
3
1.5
30.0
-170.0
1167.6
997.6
White
3
0
1
2
0.5
16.7
-283.3
1152.9
869.6
Black
2
1
0
1
1.0
50.0
0.0
1189.5
1189.5
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
1060190297
Maunathlala, M (Mohau)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1060144923
Sibewu, N (Ncedo)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
3
2070154908
Mendes, A (Annabella)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
4
1070118653
Jordaan, X (Xander)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
1070154914
Dalzell, O (Owen)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
