Chess South Africa
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Chess South Africa
Ozah, C (Chinedu)
Dob:
2016/06/28 (U10)
Gender:
Male
Chess SA id:
1160151722
FIDE id:
Region:
Sarah Baartman (ESB)
Citizen:
RSA
Title(s):
Last active:
2024/06/13 (3 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
1235.2
Current Weighted rating
1144.1
Current Weighted performance
1249.0
Current official/published rating (highest between Raw, WR and WP)
1249.0
Current highest rating achieved
1235.2
Current floor (min rating allowed)
735.2
Current K-factor
36
Games played this month
9
Score (S)
3.5
Expected score (We)
3.48
Difference (S-We)
0.34
Current Raw change (no limits, including tournament time weight)
12.4
Current min/max change allowed (with limits)
±157.7
Current Raw change used (final)
12.4
Projected new Raw rating
1247.6
Projected new Weighed rating
1051.8
Projected new Weighted performance
1213.6
Projected new final Raw rating (if new WP > new Raw)
1247.6
Projected new highest rating
1247.6
Projected new floor
747.6
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1247.6
Projected effective change (new Official - current Official)
-1.5
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
1207.6
Current Weighted rating
1139.0
Current Weighted performance
1183.5
Current official/published rating (highest between Raw, WR and WP)
1207.6
Current highest rating achieved
1238.4
Current floor (min rating allowed)
738.4
Current K-factor
36
Games played this month
5
Score (S)
2.5
Expected score (We)
1.65
Difference (S-We)
0.85
Current Raw change (no limits, including tournament time weight)
30.6
Current min/max change allowed (with limits)
±164.0
Current Raw change used (final)
30.6
Projected new Raw rating
1238.2
Projected new Weighed rating
1047.0
Projected new Weighted performance
1259.0
Projected new final Raw rating (if new WP > new Raw)
1259.0
Projected new highest rating
1259.0
Projected new floor
759.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1259.0
Projected effective change (new Official - current Official)
+51.4
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
1237.1
Current Weighted rating
1203.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1237.1
Current highest rating achieved
1237.1
Current floor (min rating allowed)
737.1
Current K-factor
36
s
Games played this month
4
Score (S)
1.0
Expected score (We)
1.75
Difference (S-We)
-0.75
Current Raw change (no limits, including tournament time weight)
-27.0
Current min/max change allowed (with limits)
±157.3
Current Raw change used (final)
-27.0
Projected new Raw rating
1210.1
Projected new Weighed rating
1106.8
Projected new Weighted performance
729.9
Projected new final Raw rating (if new WP > new Raw)
1210.1
Projected new highest rating
1237.1
Projected new floor
737.1
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1210.1
Projected effective change (new Official - current Official)
-27.0
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
Tournament:
Jeffreys Bay CC Rapid Tournament 2024
Start:
2024/06/13
End:
2024/06/13
Host:
ESB
Type:
Rapid
Time:
12
Time weight:
0.33
Rounds:
4
Games:
4
Score:
1.0
Main rating:
1235.2
Rating gain/loss:
-7.6
Type rating:
1237.1
Rating gain/loss:
-27.0
Analysis
Tournament:
SBDCU Trial 3 2024 (U10)
Start:
2024/06/01
End:
2024/06/01
Host:
ESB
Type:
Standard
Time:
62
Time weight:
0.84
Rounds:
5
Games:
5
Score:
2.5
Main rating:
1235.2
Rating gain/loss:
20.0
Type rating:
1207.6
Rating gain/loss:
30.6
Analysis
Tournament:
Aston Bay 2024 (Open)
Start:
2024/05/25
End:
2024/05/25
Host:
ESB
Type:
Rapid
Time:
18
Time weight:
0.44
Rounds:
0
Games:
0
Score:
0.0
Main rating:
1235.2
Rating gain/loss:
0.0
Type rating:
1237.1
Rating gain/loss:
0.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
8
Jeffreys Bay CC Rapid Tournament 2024
2024/06/13
2024/06/13
Sarah Baartman (ESB)
Rapid
12
0.33
5
4
1.0
1235.2
1237.1
Analysis
7
SBDCU Trial 3 2024 (U10)
2024/06/01
2024/06/01
Sarah Baartman (ESB)
Standard
62
0.84
5
5
2.5
1235.2
1207.6
Analysis
6
Aston Bay 2024 (Open)
2024/05/25
2024/05/25
Sarah Baartman (ESB)
Rapid
18
0.44
7
0
0.0
1235.2
1237.1
Analysis
5
Humansdorp CMC Schools Trials 2024 (U9 Boys)
2024/05/10
2024/05/10
Sarah Baartman (ESB)
Rapid
32
0.63
6
6
4.0
1202.8
1200.0
Analysis
4
Kouga Mayor's Cup Final 2024 (U9)
2024/04/13
2024/04/13
Sarah Baartman (ESB)
Standard
62
0.84
5
4
2.0
1181.1
1193.8
Analysis
3
Kouga Mayor's Cup 2024 (U9)
2024/03/09
2024/03/09
Sarah Baartman (ESB)
Standard
62
0.84
6
6
4.0
1127.7
1130.8
Analysis
2
SBDCU Trial 1 2024 (U10)
2024/02/24
2024/02/24
Sarah Baartman (ESB)
Standard
62
0.84
6
6
3.0
1107.7
1105.2
Analysis
1
SBDCU Open 2024 (B)
2024/02/10
2024/02/10
Sarah Baartman (ESB)
Standard
62
0.84
5
5
2.0
1107.7
1105.2
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
14
Jeffreys Bay CC Rapid Tournament 2024
2024/06/13
2024/06/13
Sarah Baartman (ESB)
Rapid
12
0.33
5
4
1.0
1235.2
1237.1
Analysis
13
SBDCU Trial 3 2024 (U10)
2024/06/01
2024/06/01
Sarah Baartman (ESB)
Standard
62
0.84
5
5
2.5
1235.2
1207.6
Analysis
12
Aston Bay 2024 (Open)
2024/05/25
2024/05/25
Sarah Baartman (ESB)
Rapid
18
0.44
7
0
0.0
1235.2
1237.1
Analysis
11
Humansdorp CMC Schools Trials 2024 (U9 Boys)
2024/05/10
2024/05/10
Sarah Baartman (ESB)
Rapid
32
0.63
6
6
4.0
1202.8
1200.0
Analysis
10
Kouga Mayor's Cup Final 2024 (U9)
2024/04/13
2024/04/13
Sarah Baartman (ESB)
Standard
62
0.84
5
4
2.0
1181.1
1193.8
Analysis
9
Kouga Mayor's Cup 2024 (U9)
2024/03/09
2024/03/09
Sarah Baartman (ESB)
Standard
62
0.84
6
6
4.0
1127.7
1130.8
Analysis
8
SBDCU Trial 1 2024 (U10)
2024/02/24
2024/02/24
Sarah Baartman (ESB)
Standard
62
0.84
6
6
3.0
1107.7
1105.2
Analysis
7
SBDCU Open 2024 (B)
2024/02/10
2024/02/10
Sarah Baartman (ESB)
Standard
62
0.84
5
5
2.0
1107.7
1105.2
Analysis
6
Eastern Cape Chess Team Championship 2023 (U10)
2023/10/07
2023/10/08
Sarah Baartman (ESB)
Standard
65
0.85
5
3
0.5
1097.0
1081.4
Analysis
5
Eastern Cape Provincial Individual Championship 2023 (U8 Boys)
2023/10/05
2023/10/05
Nelson Mandela Bay (ENM)
Standard
65
0.85
7
7
3.5
1097.0
1081.4
Analysis
4
Kouga Mayor's Cup Finals 2023 (U7)
2023/04/22
2023/04/22
Sarah Baartman (ESB)
Standard
62
0.84
6
6
1.0
1231.9
1238.4
Analysis
3
Kouga Mayor's Cup 2023 (U7)
2023/04/15
2023/04/15
Sarah Baartman (ESB)
Standard
62
0.84
6
6
0.5
1231.9
1238.4
Analysis
2
SBDCU Trial 2 2023 (U8)
2023/04/01
2023/04/01
Sarah Baartman (ESB)
Standard
62
0.84
9
5
3.0
1231.9
1238.4
Analysis
1
SBDCU Trial 1 2023 (U8)
2023/03/05
2023/03/05
Sarah Baartman (ESB)
Standard
60
0.83
5
5
3.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
36
18
1
17
18.5
51.4
11.8
1249.6
1261.4
White
17
8
1
8
8.5
50.0
0.0
1222.9
1222.9
Black
19
10
0
9
10.0
52.6
22.4
1273.4
1295.8
Standard
All
26
13
1
12
13.5
51.9
16.3
1239.5
1255.8
White
13
7
1
5
7.5
57.7
65.4
1214.3
1279.7
Black
13
6
0
7
6.0
46.2
-32.7
1264.6
1231.9
Rapid
All
10
5
0
5
5.0
50.0
0.0
1275.9
1275.9
White
4
1
0
3
1.0
25.0
-212.5
1250.8
1038.3
Black
6
4
0
2
4.0
66.7
141.7
1292.6
1434.3
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
68
28
5
35
30.5
44.9
-43.7
1230.7
1187.0
White
34
15
3
16
16.5
48.5
-12.5
1226.8
1214.3
Black
34
13
2
19
14.0
41.2
-75.0
1234.7
1159.7
Standard
All
58
23
5
30
25.5
44.0
-51.3
1222.9
1171.6
White
30
14
3
13
15.5
51.7
14.2
1223.6
1237.8
Black
28
9
2
17
10.0
35.7
-121.4
1222.2
1100.8
Rapid
All
10
5
0
5
5.0
50.0
0.0
1275.9
1275.9
White
4
1
0
3
1.0
25.0
-212.5
1250.8
1038.3
Black
6
4
0
2
4.0
66.7
141.7
1292.6
1434.3
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
1160151724
Stofile, I (Imkhitha Zidan)
10
2.0
2
0
8
20.0
1202.2
-255.0
947.2
View list
2
2160151723
Salgado, A (Aurora)
6
2.5
2
1
3
41.7
1226.6
-70.8
1155.8
View list
3
1160151725
Swart, W (Waldemar)
6
0.5
0
1
5
8.3
1205.9
-354.2
851.7
View list
4
1160151720
Brits, R (Regardt)
4
4.0
4
0
0
100.0
1159.2
425.0
1584.2
View list
5
1160153094
Duvenage, B (Bendre)
4
1.0
1
0
3
25.0
1186.7
-212.5
974.2
View list
6
1150151715
Mfabana, A (Alunamda)
3
1.0
1
0
2
33.3
1170.5
-141.7
1028.9
View list
7
2150153083
Ndumela, B (Bulumko)
2
0.5
0
1
1
25.0
1181.5
-212.5
969.0
View list
8
1120151692
Hendricks, Z (Zayden)
2
0.0
0
0
2
0.0
1171.5
-425.0
746.5
View list
9
1170306082
Hendriks, C (Carter)
1
1.0
1
0
0
100.0
1235.2
425.0
1660.2
View list
10
1150191896
Fihlani, I (Imihle)
1
1.0
1
0
0
100.0
1107.7
425.0
1532.7
View list
11
1150304089
Falconer, E (Ezekiel)
1
1.0
1
0
0
100.0
1202.8
425.0
1627.8
View list
12
1160191895
Botha, L (Liam)
1
1.0
1
0
0
100.0
1202.8
425.0
1627.8
View list
13
2170191946
Combrinck, R (Rose)
1
1.0
1
0
0
100.0
1181.1
425.0
1606.1
View list
14
1150143666
Combrinck, J (James Orion)
1
1.0
1
0
0
100.0
1127.7
425.0
1552.7
View list
15
1160151721
Ledsham, R (Rhys James)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
16
1150142417
Kettledas, JF (Jerrin Fagan)
1
1.0
1
0
0
100.0
1202.8
425.0
1627.8
View list
17
1160191916
Ludidi, A (Ayolise)
1
1.0
1
0
0
100.0
1181.1
425.0
1606.1
View list
18
1160153095
Lotter, F (Francois Daniel)
1
1.0
1
0
0
100.0
1097.0
425.0
1522.0
View list
19
1160152446
Mitchell, N (Nicholas)
1
1.0
1
0
0
100.0
1097.0
425.0
1522.0
View list
20
2160157202
Mpangalala, Z (Zizo)
1
1.0
1
0
0
100.0
1127.7
425.0
1552.7
View list