Chess South Africa
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Chess South Africa
Rubenstein, J (Joshua)
Dob:
1994/02/18 (Adult)
Gender:
Male
Chess SA id:
1940152862
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2023/05/27 (360 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
Curent Raw rating
1285.3
Curent Weighted rating
1270.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1285.3
Current floor (min rating allowed)
785.3
Current highest rating achieved
1285.3
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)
±146.8
Current Raw change used (final)
0.0
Projected new Raw rating
1285.3
Projected new Weighed rating
1272.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1285.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1285.3
Projected new floor
785.3
Projected new K-facor
36
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
Curent Raw rating
1265.1
Curent Weighted rating
1249.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1265.1
Current floor (min rating allowed)
765.1
Current highest rating achieved
1265.1
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)
±151.1
Current Raw change used (final)
0.0
Projected new Raw rating
1265.1
Projected new Weighed rating
1252.1
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1265.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1265.1
Projected new floor
765.1
Projected new K-facor
36
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
Curent Raw rating
1309.6
Curent Weighted rating
1268.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1309.6
Current floor (min rating allowed)
809.6
Current highest rating achieved
1309.6
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)
±141.8
Current Raw change used (final)
0.0
Projected new Raw rating
1309.6
Projected new Weighed rating
1273.9
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1309.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1309.6
Projected new floor
809.6
Projected new K-facor
36
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
Curent Raw rating
1300.0
Curent Weighted rating
1236.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1300.0
Current floor (min rating allowed)
809.6
Current highest rating achieved
1300.0
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)
±143.8
Current Raw change used (final)
0.0
Projected new Raw rating
1300.0
Projected new Weighed rating
1243.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1300.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1300.0
Projected new floor
809.6
Projected new K-facor
36
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
2
Steinitz Open 2023 (D)
2023/05/27
2023/05/27
Cape Town (WCT)
Rapid
20
0.47
6
6
4.0
1249.4
1200.0
Analysis
1
Cape Town Open 2023 (Intermediate)
2023/03/25
2023/03/26
Cape Town (WCT)
Standard
70
0.87
6
6
3.5
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
12
7
1
4
7.5
62.5
106.3
1391.9
1498.2
White
6
4
0
2
4.0
66.7
141.7
1293.5
1435.2
Black
6
3
1
2
3.5
58.3
70.8
1490.3
1561.2
Standard
All
6
3
1
2
3.5
58.3
70.8
1334.6
1405.4
White
3
2
0
1
2.0
66.7
141.7
1244.8
1386.5
Black
3
1
1
1
1.5
50.0
0.0
1424.3
1424.3
Rapid
All
6
4
0
2
4.0
66.7
141.7
1449.3
1590.9
White
3
2
0
1
2.0
66.7
141.7
1342.2
1483.9
Black
3
2
0
1
2.0
66.7
141.7
1556.3
1698.0
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
2080109012
Gebu, S (Sisipho)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1830136261
Magwaza, R (Richard)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1080157065
Maginley, J (Jonathan)
1
1.0
1
0
0
100.0
1249.4
425.0
1674.4
View list
4
1640112268
Van Tonder, WF (Willem Frederick)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1110146545
Ramlall, R (Rahul)
1
1.0
1
0
0
100.0
1249.4
425.0
1674.4
View list
6
205053638
Palmer, ZE (Zante)
1
1.0
1
0
0
100.0
1249.4
425.0
1674.4
View list
7
109076474
Palmer, J (Jesse)
1
1.0
1
0
0
100.0
1249.4
425.0
1674.4
View list
8
1090134392
Amar, J (James)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
9
1070097558
Maruma, K (Katlego)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
1140134078
Manning, C (Callan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
11
102018293
Lombard, L (Luke)
1
0.0
0
0
1
0.0
1249.4
-425.0
824.4
View list
12
104006413
De Jager, AJ (Andreas)
1
0.0
0
0
1
0.0
1249.4
-425.0
824.4
View list