Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Chen, X (Xi)
Dob:
2006/10/16 (U20)
Gender:
Male
Chess SA id:
1060141960
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Last active:
2024/05/02 (16 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
1360.2
Curent Weighted rating
1286.9
Curent Weighted performance
1260.4
Current official/published rating (highest between Raw, WR and WP)
1360.2
Current floor (min rating allowed)
891.2
Current highest rating achieved
1391.2
Current K-factor
36
Games played this month
5
Score (S)
2.0
Expected score (We)
3.14
Difference (S-We)
-1.14
Current Raw change (no limits, including tournament time weight)
-34.1
Current min/max change allowed (with limits)
±132.0
Current Raw change used (final)
-34.1
Projected new Raw rating
1326.1
Projected new Weighed rating
1291.8
Projected new Weighted performance
1260.4
Projected new official/published rating (highest between new Raw, new WR and new WP)
1326.1
Projected effective change (new Official - current Official)
-34.1
Projected new highest rating
1391.2
Projected new floor
891.2
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
1384.5
Curent Weighted rating
1278.6
Curent Weighted performance
1346.2
Current official/published rating (highest between Raw, WR and WP)
1384.5
Current floor (min rating allowed)
884.5
Current highest rating achieved
1384.5
Current K-factor
36
Games played this month
5
Score (S)
2.0
Expected score (We)
3.30
Difference (S-We)
-1.30
Current Raw change (no limits, including tournament time weight)
-46.8
Current min/max change allowed (with limits)
±127.5
Current Raw change used (final)
-46.8
Projected new Raw rating
1337.7
Projected new Weighed rating
1285.7
Projected new Weighted performance
1346.2
Projected new official/published rating (highest between new Raw, new WR and new WP)
1346.2
Projected effective change (new Official - current Official)
-38.3
Projected new highest rating
1384.5
Projected new floor
884.5
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
1212.3
Curent Weighted rating
1253.9
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1253.9
Current floor (min rating allowed)
761.6
Current highest rating achieved
1261.6
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)
±162.9
Current Raw change used (final)
0.0
Projected new Raw rating
1212.3
Projected new Weighed rating
1250.3
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1250.3
Projected effective change (new Official - current Official)
-3.6
Projected new highest rating
1261.6
Projected new floor
761.6
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
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
761.6
Current highest rating achieved
1200.0
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
1200.0
Projected new Weighted performance
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
Projected new highest rating
1200.0
Projected new floor
761.6
Projected new K-facor
36
Tournaments
History
Tournament:
2024 Mid Gauteng Open Chess Tournament (B)
Start:
2024/05/02
End:
2024/05/02
Host:
GTP
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
2.0
Main rating:
1360.2
Rating gain/loss:
-34.1
Type rating:
1384.5
Rating gain/loss:
-46.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
4
2024 Mid Gauteng Open Chess Tournament (B)
2024/05/02
2024/05/02
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1360.2
1384.5
Analysis
3
CPH St Andrew's Rapid 2024 (A)
2024/03/30
2024/03/30
Ekurhuleni (GE)
Rapid
20
0.47
5
5
1.5
1391.2
1261.6
Analysis
2
2024 Constantiapark Open (C)
2024/02/17
2024/02/17
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1365.4
1357.8
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U18 Girls)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
5.0
1274.6
1266.9
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
9
2024 Mid Gauteng Open Chess Tournament (B)
2024/05/02
2024/05/02
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1360.2
1384.5
Analysis
8
CPH St Andrew's Rapid 2024 (A)
2024/03/30
2024/03/30
Ekurhuleni (GE)
Rapid
20
0.47
5
5
1.5
1391.2
1261.6
Analysis
7
2024 Constantiapark Open (C)
2024/02/17
2024/02/17
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1365.4
1357.8
Analysis
6
2024 Gauteng Inter-Region Chess Championship (U18 Girls)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
5.0
1274.6
1266.9
Analysis
5
Ekurhuleni Chess Spring Tournament 2023 (D)
2023/09/23
2023/09/23
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1232.8
1216.1
Analysis
4
Ekurhuleni Chess Trial 3 2023 (U18)
2023/06/17
2023/06/17
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1240.6
1220.8
Analysis
3
Ekurhuleni Trials 2 2023 (U18)
2023/04/22
2023/04/22
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1252.3
1235.6
Analysis
2
Ekhuruleni Chess Trials 1 2023 (U18)
2023/03/25
2023/03/25
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1229.0
1200.0
Analysis
1
Chess Power House Rapid 2022 (A)
2022/06/11
2022/06/11
Johannesburg Metro (GJM)
Rapid
20
0.47
5
5
4.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
20
9
3
8
10.5
52.5
21.3
1298.4
1319.6
White
9
4
2
3
5.0
55.6
47.2
1282.7
1329.9
Black
11
5
1
5
5.5
50.0
0.0
1311.2
1311.2
Standard
All
15
8
2
5
9.0
60.0
85.0
1318.0
1403.0
White
7
4
1
2
4.5
64.3
121.4
1306.3
1427.7
Black
8
4
1
3
4.5
56.3
53.1
1328.2
1381.3
Rapid
All
5
1
1
3
1.5
30.0
-170.0
1239.6
1069.6
White
2
0
1
1
0.5
25.0
-212.5
1200.0
987.5
Black
3
1
0
2
1.0
33.3
-141.7
1266.0
1124.3
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
45
24
3
18
25.5
56.7
56.7
1274.1
1330.8
White
23
12
2
9
13.0
56.5
55.4
1282.3
1337.7
Black
22
12
1
9
12.5
56.8
58.0
1265.6
1323.5
Standard
All
35
19
2
14
20.0
57.1
60.7
1289.6
1350.4
White
19
11
1
7
11.5
60.5
89.5
1299.6
1389.1
Black
16
8
1
7
8.5
53.1
26.6
1277.8
1304.4
Rapid
All
10
5
1
4
5.5
55.0
42.5
1219.8
1262.3
White
4
1
1
2
1.5
37.5
-106.3
1200.0
1093.8
Black
6
4
0
2
4.0
66.7
141.7
1233.0
1374.7
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
1060147252
Robinson, R (Rhys David)
2
0.0
0
0
2
0.0
1321.8
-425.0
896.8
View list
2
1060161979
Maunatlala, M (Mohau)
1
1.0
1
0
0
100.0
1232.8
425.0
1657.8
View list
3
2030191414
Manganye, F (Faith)
1
1.0
1
0
0
100.0
1360.2
425.0
1785.2
View list
4
206079945
Gaula, M (Mateboho)
1
1.0
1
0
0
100.0
1274.6
425.0
1699.6
View list
5
107092831
Laeke, N (Nahom)
1
1.0
1
0
0
100.0
1229.0
425.0
1654.0
View list
6
1070301365
Kathan, N (Nicoletta)
1
1.0
1
0
0
100.0
1391.2
425.0
1816.2
View list
7
1110161980
Mokoena, B (Bokamoso)
1
1.0
1
0
0
100.0
1232.8
425.0
1657.8
View list
8
1070153022
Mkhwanazi, O (Onthatile)
1
1.0
1
0
0
100.0
1229.0
425.0
1654.0
View list
9
1130131224
Minny, O (Oban)
1
1.0
1
0
0
100.0
1365.4
425.0
1790.4
View list
10
1040141445
Dyini, L (Lulamile)
1
1.0
1
0
0
100.0
1232.8
425.0
1657.8
View list
11
2060139945
Du Toit, B (Bonicia Bianca)
1
1.0
1
0
0
100.0
1274.6
425.0
1699.6
View list
12
206088651
Bothma, L (Liandri)
1
1.0
1
0
0
100.0
1252.3
425.0
1677.3
View list
13
1060157197
Bekker, T (Tyron)
1
1.0
1
0
0
100.0
1240.6
425.0
1665.6
View list
14
1140134237
Barkhuizen, SJ (Simon Jurgens)
1
1.0
1
0
0
100.0
1365.4
425.0
1790.4
View list
15
2060147081
Monyamane, K (Karabo Palesa)
1
1.0
1
0
0
100.0
1274.6
425.0
1699.6
View list
16
2060141962
Moodley, N (Nitara)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
17
206066131
Muller, K (Kasandra)
1
1.0
1
0
0
100.0
1240.6
425.0
1665.6
View list
18
2070109781
Naicker, MK (Mahalia Khanya)
1
1.0
1
0
0
100.0
1274.6
425.0
1699.6
View list
19
1080141963
Nkosi, M (Musa)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
20
1070141964
Nkosi, O (Okuhle)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list