Chess South Africa
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Chess South Africa
Roeloffze, J (James)
Dob:
2016/06/21 (U10)
Gender:
Male
Chess SA id:
1160151362
FIDE id:
Region:
Overberg (WOS)
Citizen:
RSA
Title(s):
Last active:
2023/10/28 (242 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
1110.2
Current Weighted rating
1128.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1128.2
Current highest rating achieved
1139.5
Current floor (min rating allowed)
639.5
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)
±188.4
Current Raw change used (final)
0.0
Projected new Raw rating
1110.2
Projected new Weighed rating
1036.4
Projected new Weighted performance
781.5
Projected new final Raw rating (if new WP > new Raw)
1110.2
Projected new highest rating
1139.5
Projected new floor
639.5
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1110.2
Projected effective change (new Official - current Official)
-18.0
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
1147.6
Current Weighted rating
1154.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1154.8
Current highest rating achieved
1161.6
Current floor (min rating allowed)
661.6
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)
±178.7
Current Raw change used (final)
0.0
Projected new Raw rating
1147.6
Projected new Weighed rating
1061.5
Projected new Weighted performance
550.6
Projected new final Raw rating (if new WP > new Raw)
1147.6
Projected new highest rating
1161.6
Projected new floor
661.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1147.6
Projected effective change (new Official - current Official)
-7.2
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
1081.2
Current Weighted rating
1111.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1111.0
Current highest rating achieved
1136.8
Current floor (min rating allowed)
636.8
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)
±196.4
Current Raw change used (final)
0.0
Projected new Raw rating
1081.2
Projected new Weighed rating
1020.1
Projected new Weighted performance
480.6
Projected new final Raw rating (if new WP > new Raw)
1081.2
Projected new highest rating
1136.8
Projected new floor
636.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1081.2
Projected effective change (new Official - current Official)
-29.8
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
4
Kingsway Open 2023 (Beginners)
2023/10/28
2023/10/28
Overberg (WOS)
Rapid
20
0.47
5
4
0.5
1135.2
1136.8
Analysis
3
Western Cape PS Individuals 2023 (U7 Boys)
2023/05/05
2023/05/06
Cape Town (WCT)
Standard
60
0.83
6
6
2.5
1139.5
1161.6
Analysis
2
Overberg School Chess Closed Tournament 2023 (U7 Boys+Girls)
2023/03/25
2023/03/25
Overberg (WOS)
Standard
60
0.83
5
5
1.5
1200.0
1200.0
Analysis
1
Overberg Schools Bredasdorp Zone Trails 2023 (U7+U9)
2023/02/16
2023/03/02
Overberg (WOS)
Rapid
20
0.47
6
6
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
21
4
4
13
6.0
28.6
-182.1
1190.4
1008.3
White
9
1
3
5
2.5
27.8
-188.9
1200.7
1011.8
Black
12
3
1
8
3.5
29.2
-177.1
1182.7
1005.6
Standard
All
11
3
2
6
4.0
36.4
-115.9
1193.1
1077.2
White
5
1
2
2
2.0
40.0
-85.0
1200.1
1115.1
Black
6
2
0
4
2.0
33.3
-141.7
1187.2
1045.5
Rapid
All
10
1
2
7
2.0
20.0
-255.0
1187.5
932.5
White
4
0
1
3
0.5
12.5
-318.8
1201.4
882.6
Black
6
1
1
4
1.5
25.0
-212.5
1178.2
965.7
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
1160151357
Adshade, J (Josua Daniel)
2
2.0
2
0
0
100.0
1200.0
425.0
1625.0
View list
2
1160142362
Beyers, A (Adriaan)
2
1.0
1
0
1
50.0
1169.8
0.0
1169.8
View list
3
1160149944
Gurovich, A (Aaron)
1
1.0
1
0
0
100.0
1139.5
425.0
1564.5
View list
4
1160150062
Du Plessis, G (Gabian)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
5
1130190774
Swarts, A (Austin)
1
0.5
0
1
0
50.0
1135.2
0.0
1135.2
View list
6
1160150929
Lengisi, T (Thando)
1
0.5
0
1
0
50.0
1139.5
0.0
1139.5
View list
7
2160152345
Van Rensburg, A (Aubrielle)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
8
1170153150
Volgraaff, A (Alexander)
1
0.0
0
0
1
0.0
1139.5
-425.0
714.5
View list
9
1160190775
Viljoen, W (Wian)
1
0.0
0
0
1
0.0
1135.2
-425.0
710.2
View list
10
1120151467
Van Tonder, A (Alexander)
1
0.0
0
0
1
0.0
1135.2
-425.0
710.2
View list
11
2160151366
Van Eeden, A (Adri)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
12
1150138484
Henning, I (Ivan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
13
1140152352
Sargeant, R (Rome)
1
0.0
0
0
1
0.0
1135.2
-425.0
710.2
View list
14
1160153147
Pienaar, R (Ryan)
1
0.0
0
0
1
0.0
1139.5
-425.0
714.5
View list
15
1160150066
Lingenfelder, S (Stephanus)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
16
1140140612
Gertse, G (Giovanni)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
17
1160149818
Fortuin, L (Liam)
1
0.0
0
0
1
0.0
1139.5
-425.0
714.5
View list
18
1160152344
Faasen, C (Charles)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
19
1140151359
De Koker, A (Andreas Stephanus)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list