Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Mkefa, O (Ovayo)
Dob:
2006/10/06 (U20)
Gender:
Male
Chess SA id:
1060153591
FIDE id:
Region:
Chris Hani (ECH)
Citizen:
RSA
Title(s):
Last active:
2024/03/09 (70 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
Curent Raw rating
1183.9
Curent Weighted rating
1197.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1197.0
Current floor (min rating allowed)
708.5
Current highest rating achieved
1208.5
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)
±169.7
Current Raw change used (final)
0.0
Projected new Raw rating
1183.9
Projected new Weighed rating
1195.9
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1195.9
Projected effective change (new Official - current Official)
-1.1
Projected new highest rating
1208.5
Projected new floor
708.5
Projected new K-facor
36
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
Curent Raw rating
1209.3
Curent Weighted rating
1200.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1209.3
Current floor (min rating allowed)
709.3
Current highest rating achieved
1209.3
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)
±163.6
Current Raw change used (final)
0.0
Projected new Raw rating
1209.3
Projected new Weighed rating
1201.5
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1209.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1209.3
Projected new floor
709.3
Projected new K-facor
36
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
Curent Raw rating
1148.5
Curent Weighted rating
1191.9
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1191.9
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
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)
±178.4
Current Raw change used (final)
0.0
Projected new Raw rating
1148.5
Projected new Weighed rating
1188.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1188.2
Projected effective change (new Official - current Official)
-3.8
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
Curent Raw rating
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
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
1200.0
Projected new Weighted performance
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
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
Enoch Mgijima 2024 (Open)
2024/03/09
2024/03/09
Chris Hani (ECH)
Rapid
30
0.60
5
4
1.0
1208.5
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
4
Enoch Mgijima 2024 (Open)
2024/03/09
2024/03/09
Chris Hani (ECH)
Rapid
30
0.60
5
4
1.0
1208.5
1200.0
Analysis
3
Eastern Cape Chess Team Championship 2023 (U18)
2023/10/07
2023/10/08
Nelson Mandela Bay (ENM)
Standard
65
0.85
5
3
1.0
1180.3
1177.3
Analysis
2
Eastern Cape Provincial Individual Championship 2023 (U18 Boys)
2023/10/05
2023/10/06
Nelson Mandela Bay (ENM)
Standard
65
0.85
7
7
3.5
1180.3
1177.3
Analysis
1
2023 EC Schools Provincial Winter Games (U18 Boys)
2023/06/02
2023/06/03
Buffalo City (EBC)
Standard
60
0.83
6
6
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
4
1
0
3
1.0
25.0
-212.5
1178.0
965.5
White
2
0
0
2
0.0
0.0
-425.0
1166.2
741.2
Black
2
1
0
1
1.0
50.0
0.0
1189.7
1189.7
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
4
1
0
3
1.0
25.0
-212.5
1178.0
965.5
White
2
0
0
2
0.0
0.0
-425.0
1166.2
741.2
Black
2
1
0
1
1.0
50.0
0.0
1189.7
1189.7
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
20
7
1
12
7.5
37.5
-106.3
1267.8
1161.6
White
10
3
0
7
3.0
30.0
-170.0
1248.9
1078.9
Black
10
4
1
5
4.5
45.0
-42.5
1286.8
1244.3
Standard
All
16
6
1
9
6.5
40.6
-79.7
1290.3
1210.6
White
8
3
0
5
3.0
37.5
-106.3
1269.6
1163.3
Black
8
3
1
4
3.5
43.8
-53.1
1311.0
1257.9
Rapid
All
4
1
0
3
1.0
25.0
-212.5
1178.0
965.5
White
2
0
0
2
0.0
0.0
-425.0
1166.2
741.2
Black
2
1
0
1
1.0
50.0
0.0
1189.7
1189.7
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
2030300954
Mbangi, G (Gcobo)
1
1.0
1
0
0
100.0
1208.5
425.0
1633.5
View list
2
1070135881
Nkumbi, L (Lutho)
1
1.0
1
0
0
100.0
1180.3
425.0
1605.3
View list
3
1070162605
Njengele, P (Phiwe)
1
1.0
1
0
0
100.0
1180.3
425.0
1605.3
View list
4
1060140892
Momoza, U (Usenathi)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1070152438
Perring, M (Mekhail)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
1070142473
Williams, A (Adriane)
1
1.0
1
0
0
100.0
1180.3
425.0
1605.3
View list
7
1060159936
Wagner, A (Ashwin Devren)
1
1.0
1
0
0
100.0
1180.3
425.0
1605.3
View list
8
1070162607
Potye, A (Azikiwe)
1
0.5
0
1
0
50.0
1180.3
0.0
1180.3
View list
9
107057088
Pienaar, KT (Keaton)
1
0.0
0
0
1
0.0
1180.3
-425.0
755.3
View list
10
1060149059
Onyedire, N (Neo)
1
0.0
0
0
1
0.0
1180.3
-425.0
755.3
View list
11
1040158059
Nomakhanzana, A (Ayabonga)
1
0.0
0
0
1
0.0
1208.5
-425.0
783.5
View list
12
106070877
Mellet, A (Andries)
1
0.0
0
0
1
0.0
1180.3
-425.0
755.3
View list
13
1090153237
Mwelwa, P (Palo)
1
0.0
0
0
1
0.0
1208.5
-425.0
783.5
View list
14
206077389
Munyai, M (Mukhethwa)
1
0.0
0
0
1
0.0
1180.3
-425.0
755.3
View list
15
107057083
Lagardien, I (Ismaeel)
1
0.0
0
0
1
0.0
1180.3
-425.0
755.3
View list
16
105058471
Jama, Q (Qhama)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
17
1070153579
Gqola, S (Sebosiso)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
18
195067437
Faniswa, A (Aviwe)
1
0.0
0
0
1
0.0
1208.5
-425.0
783.5
View list
19
106084044
De Lange, V (Vin-Josh)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
20
1050142389
Anthony, A (Aqhama)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list