Chess South Africa
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Chess South Africa
Nwafor, O (Onyedikachi Christian)
Dob:
2008/12/28 (U18)
Gender:
Male
Chess SA id:
1080143445
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2023/12/09 (200 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
1269.0
Current Weighted rating
1273.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1273.6
Current highest rating achieved
1278.8
Current floor (min rating allowed)
778.8
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)
±150.3
Current Raw change used (final)
0.0
Projected new Raw rating
1269.0
Projected new Weighed rating
1171.6
Projected new Weighted performance
873.4
Projected new final Raw rating (if new WP > new Raw)
1269.0
Projected new highest rating
1278.8
Projected new floor
778.8
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1269.0
Projected effective change (new Official - current Official)
-4.6
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
1289.1
Current Weighted rating
1289.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1289.7
Current highest rating achieved
1293.1
Current floor (min rating allowed)
793.1
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)
±146.0
Current Raw change used (final)
0.0
Projected new Raw rating
1289.1
Projected new Weighed rating
1186.6
Projected new Weighted performance
873.4
Projected new final Raw rating (if new WP > new Raw)
1289.1
Projected new highest rating
1293.1
Projected new floor
793.1
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1289.1
Projected effective change (new Official - current Official)
-0.6
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
1172.4
Current Weighted rating
1186.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1186.5
Current highest rating achieved
1172.4
Current floor (min rating allowed)
672.4
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)
±172.5
Current Raw change used (final)
0.0
Projected new Raw rating
1172.4
Projected new Weighed rating
1091.1
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1172.4
Projected new floor
672.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1172.4
Projected effective change (new Official - current Official)
-14.1
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
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.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
4
Chess is My Lifestyle 2023 (High School Boys)
2023/12/09
2023/12/09
Johannesburg Metro (GJM)
Rapid
30
0.60
5
1
0.0
1277.9
1200.0
Analysis
3
Gauteng Schools Individual Finals 2023 (U15 Boys)
2023/05/27
2023/05/27
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.5
1278.8
1293.1
Analysis
2
2022 Gauteng Schools Team Championships (U17 Open)
2022/08/26
2022/08/26
Tshwane (GTP)
Standard
60
0.83
5
4
3.0
1250.1
1259.6
Analysis
1
2022 Gauteng Schools Individual Chess Championship (U15 Boys)
2022/06/18
2022/06/18
Ekurhuleni (GE)
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
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
Standard
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
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
15
8
2
5
9.0
60.0
85.0
1259.4
1344.4
White
4
3
0
1
3.0
75.0
212.5
1246.5
1459.0
Black
11
5
2
4
6.0
54.5
38.6
1264.1
1302.8
Standard
All
14
8
2
4
9.0
64.3
121.4
1254.8
1376.3
White
4
3
0
1
3.0
75.0
212.5
1246.5
1459.0
Black
10
5
2
3
6.0
60.0
85.0
1258.2
1343.2
Rapid
All
1
0
0
1
0.0
0.0
-425.0
1323.5
898.5
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
1
0
0
1
0.0
0.0
-425.0
1323.5
898.5
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
1060113149
Silingo, L (Loyiso)
1
1.0
1
0
0
100.0
1250.1
425.0
1675.1
View list
2
108073208
Steyn, T (Tjaart)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1060146051
Manaka, K (Kopano)
1
1.0
1
0
0
100.0
1250.1
425.0
1675.1
View list
4
1070143430
Madonsela, S (Siphosethu)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1090155424
Kondakis, V (Valentino)
1
1.0
1
0
0
100.0
1278.8
425.0
1703.8
View list
6
1080155418
Diatshwana, K (Keoagile)
1
1.0
1
0
0
100.0
1278.8
425.0
1703.8
View list
7
1060144748
Moyo, D (Dylan)
1
1.0
1
0
0
100.0
1250.1
425.0
1675.1
View list
8
1090143447
Radebe, L (Lesedi)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
9
1080139929
Pieterse, U (Ulrich)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
10
1080155434
Monnahela, U (Uyathandwa)
1
0.5
0
1
0
50.0
1278.8
0.0
1278.8
View list
11
106066143
Waring, G (Gabriel)
1
0.0
0
0
1
0.0
1277.9
-425.0
852.9
View list
12
1050102968
Tshoba, S (Samukelo)
1
0.0
0
0
1
0.0
1250.1
-425.0
825.1
View list
13
1090146030
Stephen, B (Bulelani)
1
0.0
0
0
1
0.0
1278.8
-425.0
853.8
View list
14
108085044
Segege, K (Keorapetse)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
15
1090103214
Mnisi, M (Mpilo)
1
0.0
0
0
1
0.0
1278.8
-425.0
853.8
View list