Chess South Africa
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Chess South Africa
Bertholdt, B (Bjorn)
Dob:
2007/02/08 (U18)
Gender:
Male
Chess SA id:
107076705
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Last active:
2018/03/10 (2290 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
719.4
Current Weighted rating
713.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
719.4
Current highest rating achieved
729.0
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)
±328.8
Current Raw change used (final)
0.0
Projected new Raw rating
719.4
Projected new Weighed rating
656.6
Projected new Weighted performance
41.2
Projected new final Raw rating (if new WP > new Raw)
719.4
Projected new highest rating
729.0
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
719.4
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
711.9
Current Weighted rating
707.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
711.9
Current highest rating achieved
729.0
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)
±332.4
Current Raw change used (final)
0.0
Projected new Raw rating
711.9
Projected new Weighed rating
651.0
Projected new Weighted performance
41.2
Projected new final Raw rating (if new WP > new Raw)
711.9
Projected new highest rating
729.0
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
711.9
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
741.0
Current Weighted rating
741.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
741.0
Current highest rating achieved
741.0
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)
±318.9
Current Raw change used (final)
0.0
Projected new Raw rating
741.0
Projected new Weighed rating
681.7
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
741.0
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
741.0
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
741.0
Current Weighted rating
741.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
741.0
Current highest rating achieved
741.0
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)
±318.9
Current Raw change used (final)
0.0
Projected new Raw rating
741.0
Projected new Weighed rating
681.7
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
741.0
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
741.0
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
JNW Club - Northriding College Open 2018 (B)
2018/03/09
2018/03/10
Johannesburg Metro (GJM)
Standard
60
0.83
6
5
1.0
741.0
741.0
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
0
4
1.0
20.0
-255.0
827.6
572.6
White
2
0
0
2
0.0
0.0
-425.0
1008.6
583.6
Black
3
1
0
2
1.0
33.3
-141.7
706.9
565.2
Standard
All
5
1
0
4
1.0
20.0
-255.0
827.6
572.6
White
2
0
0
2
0.0
0.0
-425.0
1008.6
583.6
Black
3
1
0
2
1.0
33.3
-141.7
706.9
565.2
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
105082260
Botha, M (Marcus)
1
1.0
1
0
0
100.0
741.0
425.0
1166.0
View list
2
102080948
Van Stryp, O (Ockert)
1
0.0
0
0
1
0.0
741.0
-425.0
316.0
View list
3
107059743
Van Jaarsveld, H (Heinu)
1
0.0
0
0
1
0.0
741.0
-425.0
316.0
View list
4
107055344
Paraian, N (Nicolai)
1
0.0
0
0
1
0.0
741.0
-425.0
316.0
View list
5
1040096019
Flockhart, E (Elijah)
1
0.0
0
0
1
0.0
741.0
-425.0
316.0
View list
