Chess South Africa
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Chess South Africa
Ngwenya, O (Ofentse)
Dob:
2014/01/07 (U12)
Gender:
Male
Chess SA id:
1140135849
FIDE id:
Region:
West Rand (GWR)
Citizen:
RSA
Title(s):
Last active:
2023/07/22 (338 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
1313.5
Current Weighted rating
1305.8
Current Weighted performance
1115.4
Current official/published rating (highest between Raw, WR and WP)
1313.5
Current highest rating achieved
1313.5
Current floor (min rating allowed)
813.5
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)
±141.1
Current Raw change used (final)
0.0
Projected new Raw rating
1313.5
Projected new Weighed rating
1202.5
Projected new Weighted performance
1115.4
Projected new final Raw rating (if new WP > new Raw)
1313.5
Projected new highest rating
1313.5
Projected new floor
813.5
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1313.5
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
1317.2
Current Weighted rating
1308.5
Current Weighted performance
1115.4
Current official/published rating (highest between Raw, WR and WP)
1317.2
Current highest rating achieved
1317.2
Current floor (min rating allowed)
817.2
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)
±140.3
Current Raw change used (final)
0.0
Projected new Raw rating
1317.2
Projected new Weighed rating
1205.1
Projected new Weighted performance
1115.4
Projected new final Raw rating (if new WP > new Raw)
1317.2
Projected new highest rating
1317.2
Projected new floor
817.2
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1317.2
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
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)
±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
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
7
D2 School League Finals 2023 (U9)
2023/07/22
2023/07/22
West Rand (GWR)
Standard
60
0.83
7
6
4.0
1292.3
1291.6
Analysis
6
West Rand vs Bojanala 2022 (U10B)
2022/11/05
2022/11/05
Bojanala Platina (NBR)
Standard
60
0.83
5
5
3.0
1232.0
1236.4
Analysis
5
West Rand Trials 2022 (U10)
2022/09/03
2022/09/03
West Rand (GWR)
Standard
60
0.83
5
5
2.5
1222.7
1225.2
Analysis
4
2022 Gauteng Schools Team Championships (U11 Open)
2022/08/27
2022/08/27
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1200.0
1200.0
Analysis
3
D2 School League Finals 2022 (U11)
2022/08/20
2022/08/20
West Rand (GWR)
Standard
60
0.83
6
1
0.5
1200.0
1200.0
Analysis
2
2nd West Rand Open 2022 (U10)
2022/08/06
2022/08/06
West Rand (GWR)
Standard
60
0.83
5
4
2.0
1200.0
1200.0
Analysis
1
Khutsong Schools Individuals 2021 (C)
2021/11/13
2021/11/13
West Rand (GWR)
Standard
60
0.83
7
6
3.0
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
32
17
2
13
18.0
56.3
53.1
1254.4
1307.5
White
15
6
0
9
6.0
40.0
-85.0
1249.6
1164.6
Black
17
11
2
4
12.0
70.6
175.0
1258.6
1433.6
Standard
All
32
17
2
13
18.0
56.3
53.1
1254.4
1307.5
White
15
6
0
9
6.0
40.0
-85.0
1249.6
1164.6
Black
17
11
2
4
12.0
70.6
175.0
1258.6
1433.6
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1140139675
Naidoo, J (James)
3
1.0
1
0
2
33.3
1238.3
-141.7
1096.7
View list
2
2140135847
Lokwe, S (Simthandile)
2
0.0
0
0
2
0.0
1211.3
-425.0
786.3
View list
3
1140144040
Mogomotsi, G (Gofaone)
1
1.0
1
0
0
100.0
1232.0
425.0
1657.0
View list
4
2140156377
Modisane, M (Makhala Angelina)
1
1.0
1
0
0
100.0
1292.3
425.0
1717.3
View list
5
1130144766
Mbhele, A (Awonke)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
1130146363
Maseko, T (Tshiamo)
1
1.0
1
0
0
100.0
1222.7
425.0
1647.7
View list
7
1130131230
Changara, A (Alvis Tafadzwa)
1
1.0
1
0
0
100.0
1232.0
425.0
1657.0
View list
8
1130146362
Holder, K (Kyle)
1
1.0
1
0
0
100.0
1222.7
425.0
1647.7
View list
9
1140144994
Green, M (Matthew)
1
1.0
1
0
0
100.0
1292.3
425.0
1717.3
View list
10
2120112736
Dreyer, M (Maria Margaretha (Aretha))
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
11
1130135846
Letele, R (Reabetsoe)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
12
1150149230
Kamffer, J (John-Andrew)
1
1.0
1
0
0
100.0
1292.3
425.0
1717.3
View list
13
2130145745
Igaba, A (Arianne)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
14
1140158497
Pienaar, K (Keagan)
1
1.0
1
0
0
100.0
1292.3
425.0
1717.3
View list
15
1120135851
Pitso, T (Tlotla)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
16
1150144544
Pretorius, S (Stefan)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
17
2120135852
Serero, S (Sisky)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
18
1130143710
Terblanche, B (Bernard)
1
1.0
1
0
0
100.0
1232.0
425.0
1657.0
View list
19
1110140227
Human, H (Hanno)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
20
1130139682
Van Niekerk, J (Jaco)
1
0.5
0
1
0
50.0
1222.7
0.0
1222.7
View list