Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Zhu, E (Eric)
Dob:
2010/06/29 (U16)
Gender:
Male
Chess SA id:
1100145467
FIDE id:
Region:
Mangaung (FMB)
Citizen:
RSA
Title(s):
Last active:
2024/04/13 (72 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
1188.3
Current Weighted rating
1203.2
Current Weighted performance
1084.1
Current official/published rating (highest between Raw, WR and WP)
1203.2
Current highest rating achieved
1236.1
Current floor (min rating allowed)
736.1
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)
±168.6
Current Raw change used (final)
0.0
Projected new Raw rating
1188.3
Projected new Weighed rating
1107.7
Projected new Weighted performance
1084.1
Projected new final Raw rating (if new WP > new Raw)
1188.3
Projected new highest rating
1236.1
Projected new floor
736.1
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1188.3
Projected effective change (new Official - current Official)
-14.9
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
1151.0
Current Weighted rating
1186.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1186.4
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)
±177.8
Current Raw change used (final)
0.0
Projected new Raw rating
1151.0
Projected new Weighed rating
1091.0
Projected new Weighted performance
639.4
Projected new final Raw rating (if new WP > new Raw)
1151.0
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)
1151.0
Projected effective change (new Official - current Official)
-35.4
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
1261.3
Current Weighted rating
1235.5
Current Weighted performance
1170.2
Current official/published rating (highest between Raw, WR and WP)
1261.3
Current highest rating achieved
1284.4
Current floor (min rating allowed)
784.4
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)
±151.9
Current Raw change used (final)
0.0
Projected new Raw rating
1261.3
Projected new Weighed rating
1139.1
Projected new Weighted performance
1170.2
Projected new final Raw rating (if new WP > new Raw)
1261.3
Projected new highest rating
1284.4
Projected new floor
784.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1261.3
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
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.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
4
Mangaung Metro Chess 12-13 April 2024 (B)
2024/04/12
2024/04/13
Mangaung (FMB)
Standard
62
0.84
5
5
2.0
1196.8
1158.6
Analysis
3
Bloemfontein Highschool League 2024 (U17A)
2024/03/08
2024/03/08
Mangaung (FMB)
Rapid
15
0.39
5
5
2.5
1197.1
1270.7
Analysis
2
Grey College Team Championship 2024 (B)
2024/02/23
2024/02/24
Mangaung (FMB)
Standard
60
0.83
5
5
1.0
1236.1
1200.0
Analysis
1
Bloemfontein High School League 16 February 2024 (U15A)
2024/02/16
2024/02/16
Mangaung (FMB)
Rapid
15
0.39
5
5
3.0
1236.1
1284.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
8
Mangaung Metro Chess 12-13 April 2024 (B)
2024/04/12
2024/04/13
Mangaung (FMB)
Standard
62
0.84
5
5
2.0
1196.8
1158.6
Analysis
7
Bloemfontein Highschool League 2024 (U17A)
2024/03/08
2024/03/08
Mangaung (FMB)
Rapid
15
0.39
5
5
2.5
1197.1
1270.7
Analysis
6
Grey College Team Championship 2024 (B)
2024/02/23
2024/02/24
Mangaung (FMB)
Standard
60
0.83
5
5
1.0
1236.1
1200.0
Analysis
5
Bloemfontein High School League 16 February 2024 (U15A)
2024/02/16
2024/02/16
Mangaung (FMB)
Rapid
15
0.39
5
5
3.0
1236.1
1284.4
Analysis
4
Bloemfontein League 25 August 2023 (U13+U15)
2023/08/25
2023/08/25
Mangaung (FMB)
Rapid
15
0.39
5
5
3.0
1170.7
1144.0
Analysis
3
St Andrews 19 August 2023 (C)
2023/08/19
2023/08/19
Mangaung (FMB)
Rapid
32
0.63
5
5
3.0
1170.7
1144.0
Analysis
2
August Primary School Chess Festival 2023 (Grade 6+7 A)
2023/08/04
2023/08/04
Mangaung (FMB)
Rapid
15
0.39
5
5
4.5
1170.7
1144.0
Analysis
1
School League 2022 (U13+U15)
2022/07/29
2022/07/29
Mangaung (FMB)
Rapid
35
0.66
5
4
1.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
20
8
1
11
8.5
42.5
-63.8
1209.1
1145.4
White
10
5
0
5
5.0
50.0
0.0
1221.5
1221.5
Black
10
3
1
6
3.5
35.0
-127.5
1196.7
1069.2
Standard
All
10
3
0
7
3.0
30.0
-170.0
1263.4
1093.4
White
6
1
0
5
1.0
16.7
-283.3
1318.3
1034.9
Black
4
2
0
2
2.0
50.0
0.0
1181.2
1181.2
Rapid
All
10
5
1
4
5.5
55.0
42.5
1154.8
1197.3
White
4
4
0
0
4.0
100.0
425.0
1076.4
1501.4
Black
6
1
1
4
1.5
25.0
-212.5
1207.1
994.6
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
39
19
2
18
20.0
51.3
10.9
1207.5
1218.4
White
20
12
1
7
12.5
62.5
106.3
1208.2
1314.5
Black
19
7
1
11
7.5
39.5
-89.5
1206.8
1117.3
Standard
All
10
3
0
7
3.0
30.0
-170.0
1263.4
1093.4
White
6
1
0
5
1.0
16.7
-283.3
1318.3
1034.9
Black
4
2
0
2
2.0
50.0
0.0
1181.2
1181.2
Rapid
All
29
16
2
11
17.0
58.6
73.3
1188.3
1261.5
White
14
11
1
2
11.5
82.1
273.2
1161.1
1434.3
Black
15
5
1
9
5.5
36.7
-113.3
1213.6
1100.3
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1100160139
Coertzen, J (Janco)
1
1.0
1
0
0
100.0
1170.7
425.0
1595.7
View list
2
2090100904
Chen, E (Emily)
1
1.0
1
0
0
100.0
1197.1
425.0
1622.1
View list
3
110086186
Boje, E (Ewald)
1
1.0
1
0
0
100.0
1170.7
425.0
1595.7
View list
4
210086184
Beelders, K (Kyra)
1
1.0
1
0
0
100.0
1170.7
425.0
1595.7
View list
5
2110160141
De Gouveia, O (Oriana)
1
1.0
1
0
0
100.0
1170.7
425.0
1595.7
View list
6
1130134661
Hamaty, B (Blaise)
1
1.0
1
0
0
100.0
1170.7
425.0
1595.7
View list
7
1100160144
Grobler, W (Wilan)
1
1.0
1
0
0
100.0
1170.7
425.0
1595.7
View list
8
1090100919
Lechoano, M (Mpho)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
9
2080300835
Masisi, T (Tshiamo)
1
1.0
1
0
0
100.0
1197.1
425.0
1622.1
View list
10
2140148594
Matiki, T (Thandeka)
1
1.0
1
0
0
100.0
1236.1
425.0
1661.1
View list
11
2120146865
Mcpherson, L (Lilly)
1
1.0
1
0
0
100.0
1236.1
425.0
1661.1
View list
12
1100160163
Mitchell, T (Thomas)
1
1.0
1
0
0
100.0
1170.7
425.0
1595.7
View list
13
1100119023
Mokoena, T (Tshepo)
1
1.0
1
0
0
100.0
1170.7
425.0
1595.7
View list
14
2090300825
Mosala, B (Boitumelo)
1
1.0
1
0
0
100.0
1196.8
425.0
1621.8
View list
15
1100300826
Paulsen, W (Wihan)
1
1.0
1
0
0
100.0
1196.8
425.0
1621.8
View list
16
1100191951
Prinsloo, W (Wandre)
1
1.0
1
0
0
100.0
1236.1
425.0
1661.1
View list
17
1100160181
Sterling, C (Christian)
1
1.0
1
0
0
100.0
1170.7
425.0
1595.7
View list
18
1110100910
Streicher, C (Calla)
1
1.0
1
0
0
100.0
1170.7
425.0
1595.7
View list
19
1080192012
Viviers, H (Hanré)
1
1.0
1
0
0
100.0
1236.1
425.0
1661.1
View list
20
1080149083
Jacobs, L (Luciano)
1
0.5
0
1
0
50.0
1197.1
0.0
1197.1
View list