Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Nkani, J (John)
Dob:
2010/02/20 (U16)
Gender:
Male
Chess SA id:
1100147491
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2023/02/21 (454 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
1132.4
Curent Weighted rating
1139.3
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1139.3
Current floor (min rating allowed)
686.1
Current highest rating achieved
1186.1
Current K-factor
40
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)
±182.6
Current Raw change used (final)
0.0
Projected new Raw rating
1132.4
Projected new Weighed rating
1137.7
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1137.7
Projected effective change (new Official - current Official)
-1.6
Projected new highest rating
1186.1
Projected new floor
686.1
Projected new K-facor
40
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
1149.6
Curent Weighted rating
1155.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1155.6
Current floor (min rating allowed)
649.6
Current highest rating achieved
1149.6
Current K-factor
40
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)
±178.2
Current Raw change used (final)
0.0
Projected new Raw rating
1149.6
Projected new Weighed rating
1154.3
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1154.3
Projected effective change (new Official - current Official)
-1.3
Projected new highest rating
1149.6
Projected new floor
649.6
Projected new K-facor
40
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
1157.2
Curent Weighted rating
1160.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1160.4
Current floor (min rating allowed)
677.6
Current highest rating achieved
1177.6
Current K-factor
40
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)
±176.2
Current Raw change used (final)
0.0
Projected new Raw rating
1157.2
Projected new Weighed rating
1159.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1159.6
Projected effective change (new Official - current Official)
-0.8
Projected new highest rating
1177.6
Projected new floor
677.6
Projected new K-facor
40
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)
677.6
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
677.6
Projected new K-facor
36
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
3
Mary-Anne Bartels Chess Tournament 2023 (U13)
2023/02/21
2023/02/21
Cape Town (WCT)
Rapid
30
0.60
5
5
2.0
1186.1
1177.6
Analysis
2
District East Schools Chess Individual Trials 2023 (U13 Boys)
2023/02/03
2023/02/04
Cape Town (WCT)
Standard
60
0.83
6
6
2.0
1186.1
1200.0
Analysis
1
Metro Rapid 2022 (U13 Boys)
2022/10/22
2022/10/22
Cape Town (WCT)
Rapid
30
0.60
5
5
2.0
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
16
6
0
10
6.0
37.5
-106.3
1174.3
1068.0
White
9
5
0
4
5.0
55.6
47.2
1185.3
1232.6
Black
7
1
0
6
1.0
14.3
-303.6
1160.1
856.5
Standard
All
6
2
0
4
2.0
33.3
-141.7
1166.0
1024.3
White
3
1
0
2
1.0
33.3
-141.7
1154.2
1012.5
Black
3
1
0
2
1.0
33.3
-141.7
1177.8
1036.1
Rapid
All
10
4
0
6
4.0
40.0
-85.0
1179.3
1094.3
White
6
4
0
2
4.0
66.7
141.7
1200.9
1342.6
Black
4
0
0
4
0.0
0.0
-425.0
1146.8
721.8
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
110088187
Steenkamp, DD (Damien Daniel)
2
0.0
0
0
2
0.0
1186.1
-425.0
761.1
View list
2
1110138761
Losper, J (Joshua)
2
0.0
0
0
2
0.0
1186.1
-425.0
761.1
View list
3
1100150150
Cook, J (Jamian)
1
1.0
1
0
0
100.0
1186.1
425.0
1611.1
View list
4
1110150149
Coetzee, M (Mpumelelo)
1
1.0
1
0
0
100.0
1186.1
425.0
1611.1
View list
5
1100100606
Bekker, A (Armin)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
2100147500
Gugu, O (Onelisa)
1
1.0
1
0
0
100.0
1186.1
425.0
1611.1
View list
7
1100147495
Rajana, I (Ibenathi)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
1100147485
Mthinjwa, S (Sbonile)
1
1.0
1
0
0
100.0
1186.1
425.0
1611.1
View list
9
109077360
Van Wyk, W (Will)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
1100142369
Uys, B (Brendan)
1
0.0
0
0
1
0.0
1186.1
-425.0
761.1
View list
11
1100138842
Salamons, C (Chad)
1
0.0
0
0
1
0.0
1186.1
-425.0
761.1
View list
12
1090134113
Rubusana, A (Anda)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
13
1100150162
Joubert, E (Ethan)
1
0.0
0
0
1
0.0
1186.1
-425.0
761.1
View list
14
1090138811
Fisher, J (Joshua)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list