Chess South Africa
Last updated:
Player Tournament Analysis
Home
Chess South Africa
Sierra, C (Cj)
Dob:
2009/04/06 (U16)
Gender:
Male
Chess SA id:
1090152037
FIDE id:
Region:
Ehlanzeni (MEN)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
Trac N4 Mbombela Chess Tournament 2023 (U18)
Tournament id
20231990
Rating type
Standard
Start
2023/09/09
End
2023/09/09
Rounds
5
Total time
63
Time weight
0.84
Total time
Official results
Rating
1249.3
K-factor
40
Average opponent rating
1250.4
Performance
1505.4
Expected score
2.45
Score - Expected score
1.55
Rating change
52.1
Rating
1254.0
K-factor
40
Average opponent rating
1250.1
Performance
1505.1
Expected score
2.48
Score - Expected score
1.52
Rating change
60.8
Games
5
Score
4.0
%
80.0
Dp
255
Wins
4
Draws
0
Losses
1
Final position
0
Shared position
0
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
5
2023/09/09
Mkhwanazi, N (Nqobile)
MGS
1167.6
1162.8
B
1
0.55
0.56
14.4
17.6
4
2023/09/09
Khoza, N (Ndumiso)
MEN
1200.0
1200.0
W
1
0.60
0.60
12.8
16.0
3
2023/09/09
Van Heerden, J (Joshua)
MEN
1433.7
1428.2
B
0
0.24
0.26
-7.7
-10.4
2
2023/09/09
Marakalla, K (Kago)
MEN
1250.5
1259.4
W
1
0.54
0.54
14.7
18.4
1
2023/09/09
Mkhatshwa, N (Nomonde)
MEN
1200.0
1200.0
B
1
0.52
0.52
15.4
19.2