Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Vreken, J (Jan)
Dob:
2009/02/13 (U16)
Gender:
Male
Chess SA id:
109095087
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Last active:
2018/06/10 (2208 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
1171.4
Current Weighted rating
1171.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1171.4
Current highest rating achieved
1171.4
Current floor (min rating allowed)
671.4
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)
±172.7
Current Raw change used (final)
0.0
Projected new Raw rating
1171.4
Projected new Weighed rating
1077.7
Projected new Weighted performance
86.2
Projected new final Raw rating (if new WP > new Raw)
1171.4
Projected new highest rating
1171.4
Projected new floor
671.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1171.4
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
1167.2
Current Weighted rating
1167.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1167.2
Current highest rating achieved
1167.2
Current floor (min rating allowed)
667.2
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)
±173.7
Current Raw change used (final)
0.0
Projected new Raw rating
1167.2
Projected new Weighed rating
1073.8
Projected new Weighted performance
86.2
Projected new final Raw rating (if new WP > new Raw)
1167.2
Projected new highest rating
1167.2
Projected new floor
667.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1167.2
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
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
GoForChess Grayston Junior Chess Championship 2018 (U10)
2018/06/10
2018/06/10
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.0
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
5
2
0
3
2.0
40.0
-85.0
1145.9
1060.9
White
3
2
0
1
2.0
66.7
141.7
1200.9
1342.6
Black
2
0
0
2
0.0
0.0
-425.0
1063.3
638.3
Standard
All
5
2
0
3
2.0
40.0
-85.0
1145.9
1060.9
White
3
2
0
1
2.0
66.7
141.7
1200.9
1342.6
Black
2
0
0
2
0.0
0.0
-425.0
1063.3
638.3
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
1100103436
Govender, Y (Yuvika)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
210092704
Deysel, H (Hannah)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1100099619
Traub, B (Benjamin)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
4
109081098
Naidoo, K (Kirthan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
1100099603
Mahida, A (Arav)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
