Chess South Africa
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Chess South Africa
Xu, J (Jiayi)
Dob:
2018/07/28 (U8)
Gender:
Male
Chess SA id:
1180303499
FIDE id:
Region:
Buffalo City (EBC)
Citizen:
RSA
Title(s):
Last active:
2024/06/08 (18 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
1194.0
Current Weighted rating
1199.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1199.5
Current highest rating achieved
1194.0
Current floor (min rating allowed)
694.0
Current K-factor
40
Games played this month
5
Score (S)
3.0
Expected score (We)
2.47
Difference (S-We)
0.44
Current Raw change (no limits, including tournament time weight)
17.6
Current min/max change allowed (with limits)
±167.2
Current Raw change used (final)
17.6
Projected new Raw rating
1211.6
Projected new Weighed rating
1103.5
Projected new Weighted performance
731.0
Projected new final Raw rating (if new WP > new Raw)
1211.6
Projected new highest rating
1211.6
Projected new floor
711.6
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1211.6
Projected effective change (new Official - current Official)
+12.1
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
1191.2
Current Weighted rating
1199.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1199.3
Current highest rating achieved
1191.2
Current floor (min rating allowed)
691.2
Current K-factor
40
Games played this month
5
Score (S)
3.0
Expected score (We)
2.46
Difference (S-We)
0.54
Current Raw change (no limits, including tournament time weight)
21.6
Current min/max change allowed (with limits)
±167.9
Current Raw change used (final)
21.6
Projected new Raw rating
1212.8
Projected new Weighed rating
1103.3
Projected new Weighted performance
731.0
Projected new final Raw rating (if new WP > new Raw)
1212.8
Projected new highest rating
1212.8
Projected new floor
712.8
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1212.8
Projected effective change (new Official - current Official)
+13.5
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
0.0
Current floor (min rating allowed)
700.0
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)
±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
0.0
Projected new floor
700.0
Projected new K-facor
40
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
0.0
Current floor (min rating allowed)
700.0
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)
±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
0.0
Projected new floor
700.0
Projected new K-facor
40
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
Tournament:
4th BC Trials 2024 (U10B)
Start:
2024/06/08
End:
2024/06/08
Host:
EBC
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
3.0
Main rating:
1194.0
Rating gain/loss:
17.6
Type rating:
1191.2
Rating gain/loss:
21.6
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
2
4th BC Trials 2024 (U10B)
2024/06/08
2024/06/08
Buffalo City (EBC)
Standard
60
0.83
5
5
3.0
1194.0
1191.2
Analysis
1
3rd BC Trials 2024 (U10B)
2024/05/11
2024/05/11
Buffalo City (EBC)
Standard
60
0.83
5
5
2.5
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
4th BC Trials 2024 (U10B)
2024/06/08
2024/06/08
Buffalo City (EBC)
Standard
60
0.83
5
5
3.0
1194.0
1191.2
Analysis
1
3rd BC Trials 2024 (U10B)
2024/05/11
2024/05/11
Buffalo City (EBC)
Standard
60
0.83
5
5
2.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
10
5
1
4
5.5
55.0
42.5
1182.8
1225.3
White
5
2
0
3
2.0
40.0
-85.0
1195.8
1110.8
Black
5
3
1
1
3.5
70.0
170.0
1169.7
1339.7
Standard
All
10
5
1
4
5.5
55.0
42.5
1182.8
1225.3
White
5
2
0
3
2.0
40.0
-85.0
1195.8
1110.8
Black
5
3
1
1
3.5
70.0
170.0
1169.7
1339.7
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
10
5
1
4
5.5
55.0
42.5
1182.8
1225.3
White
5
2
0
3
2.0
40.0
-85.0
1195.8
1110.8
Black
5
3
1
1
3.5
70.0
170.0
1169.7
1339.7
Standard
All
10
5
1
4
5.5
55.0
42.5
1182.8
1225.3
White
5
2
0
3
2.0
40.0
-85.0
1195.8
1110.8
Black
5
3
1
1
3.5
70.0
170.0
1169.7
1339.7
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
1160300921
Qhali, K (Kutlwano)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1150303498
Oleh, O (Onyekachi)
1
1.0
1
0
0
100.0
1194.0
425.0
1619.0
View list
3
1150160305
Gambiza, A (Asante)
1
1.0
1
0
0
100.0
1194.0
425.0
1619.0
View list
4
1150303494
Bokolo, A (Awande)
1
1.0
1
0
0
100.0
1194.0
425.0
1619.0
View list
5
1160303493
Blayi, A (Awande)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
1150300920
Mpunga, N (Naluvuyo)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
7
2140160312
Xawuka, R (Raphaella)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
2150191758
Mrwetyana, K (Kazimla)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
1150300917
Lin, Y (Yifan)
1
0.0
0
0
1
0.0
1194.0
-425.0
769.0
View list
10
1150191752
Kuo, C (Chih-Hsun)
1
0.0
0
0
1
0.0
1194.0
-425.0
769.0
View list