Chess South Africa
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Chess South Africa
Roberts, J (John)
Dob:
2004/01/18 (Adult)
Gender:
Male
Chess SA id:
1040096109
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2018/02/03 (2486 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
1132.3
Current Weighted rating
1132.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1132.3
Current highest rating achieved
1132.3
Current floor (min rating allowed)
632.3
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)
±182.6
Current Raw change used (final)
0.0
Projected new Raw rating
1132.3
Projected new Weighed rating
1041.7
Projected new Weighted performance
42.6
Projected new final Raw rating (if new WP > new Raw)
1132.3
Projected new highest rating
1132.3
Projected new floor
632.3
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1132.3
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
1118.4
Current Weighted rating
1118.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1118.4
Current highest rating achieved
1118.4
Current floor (min rating allowed)
618.4
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)
±186.3
Current Raw change used (final)
0.0
Projected new Raw rating
1118.4
Projected new Weighed rating
1028.9
Projected new Weighted performance
42.6
Projected new final Raw rating (if new WP > new Raw)
1118.4
Projected new highest rating
1118.4
Projected new floor
618.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1118.4
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
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
2018 Central District Trials (U15)
2018/02/02
2018/02/03
Cape Town (WCT)
Standard
60
0.83
6
5
0.5
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
0
1
4
0.5
10.0
-340.0
1200.0
860.0
White
3
0
0
3
0.0
0.0
-425.0
1200.0
775.0
Black
2
0
1
1
0.5
25.0
-212.5
1200.0
987.5
Standard
All
5
0
1
4
0.5
10.0
-340.0
1200.0
860.0
White
3
0
0
3
0.0
0.0
-425.0
1200.0
775.0
Black
2
0
1
1
0.5
25.0
-212.5
1200.0
987.5
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
1030096124
Brown, U (Uwais)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
2
1030096120
Salman, S (Sadiq)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
3
1040096111
Palekar, Y (Yusuf)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
4
104053378
Gangan, N (Neelavan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
1030096117
Abrahams, R (Rusaiq)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
