Chess South Africa
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Chess South Africa
Nkalai, B (Bokang)
Dob:
2006/01/03 (U20)
Gender:
Female
Chess SA id:
2060137012
FIDE id:
Region:
Mangaung (FMB)
Citizen:
RSA
Title(s):
Last active:
2024/03/08 (71 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
1061.2
Curent Weighted rating
1077.5
Curent Weighted performance
971.1
Current official/published rating (highest between Raw, WR and WP)
1077.5
Current floor (min rating allowed)
697.3
Current highest rating achieved
1197.3
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)
±202.1
Current Raw change used (final)
0.0
Projected new Raw rating
1061.2
Projected new Weighed rating
1073.6
Projected new Weighted performance
971.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1073.6
Projected effective change (new Official - current Official)
-3.9
Projected new highest rating
1197.3
Projected new floor
697.3
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
1027.2
Curent Weighted rating
1055.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1055.2
Current floor (min rating allowed)
696.8
Current highest rating achieved
1196.8
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)
±212.1
Current Raw change used (final)
0.0
Projected new Raw rating
1027.2
Projected new Weighed rating
1049.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1049.8
Projected effective change (new Official - current Official)
-5.3
Projected new highest rating
1196.8
Projected new floor
696.8
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
1114.0
Curent Weighted rating
1135.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1135.5
Current floor (min rating allowed)
614.0
Current highest rating achieved
1114.0
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)
±187.4
Current Raw change used (final)
0.0
Projected new Raw rating
1114.0
Projected new Weighed rating
1131.9
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1131.9
Projected effective change (new Official - current Official)
-3.6
Projected new highest rating
1114.0
Projected new floor
614.0
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)
614.0
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
614.0
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
Bloemfontein Highschool League 2024 (U19A)
2024/03/08
2024/03/08
Mangaung (FMB)
Rapid
15
0.39
5
5
2.0
1052.5
1094.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
7
Bloemfontein Highschool League 2024 (U19A)
2024/03/08
2024/03/08
Mangaung (FMB)
Rapid
15
0.39
5
5
2.0
1052.5
1094.0
Analysis
6
Bloemfontein HS League 13 October 2023 (U17+U19)
2023/10/13
2023/10/13
Mangaung (FMB)
Rapid
20
0.47
5
5
2.0
1049.1
1106.0
Analysis
5
Bloemfontein League 25 August 2023 (U17+U19B)
2023/08/25
2023/08/25
Mangaung (FMB)
Rapid
15
0.39
5
4
2.0
1052.9
1200.0
Analysis
4
St Andrews 19 August 2023 (B)
2023/08/19
2023/08/19
Mangaung (FMB)
Rapid
32
0.63
5
5
1.0
1052.9
1200.0
Analysis
3
National All Girls Festival 2023
2023/04/28
2023/04/30
Mangaung (FMB)
Standard
62
0.84
7
7
0.0
1156.1
1147.2
Analysis
2
Grey College Team Championship 2023 (A)
2023/02/03
2023/02/04
Mangaung (FMB)
Standard
60
0.83
5
3
0.0
1197.3
1196.8
Analysis
1
Grey College Team Championship 2022 (B)
2022/02/18
2022/02/19
Mangaung (FMB)
Standard
60
0.83
5
4
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
2
0
3
2.0
40.0
-85.0
1228.5
1143.5
White
2
1
0
1
1.0
50.0
0.0
1204.5
1204.5
Black
3
1
0
2
1.0
33.3
-141.7
1244.5
1102.8
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
5
2
0
3
2.0
40.0
-85.0
1228.5
1143.5
White
2
1
0
1
1.0
50.0
0.0
1204.5
1204.5
Black
3
1
0
2
1.0
33.3
-141.7
1244.5
1102.8
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
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
33
9
0
24
9.0
27.3
-193.2
1212.2
1019.0
White
18
6
0
12
6.0
33.3
-141.7
1204.7
1063.0
Black
15
3
0
12
3.0
20.0
-255.0
1221.2
966.2
Standard
All
14
2
0
12
2.0
14.3
-303.6
1224.6
921.0
White
9
1
0
8
1.0
11.1
-330.6
1221.4
890.9
Black
5
1
0
4
1.0
20.0
-255.0
1230.4
975.4
Rapid
All
19
7
0
12
7.0
36.8
-111.8
1203.0
1091.2
White
9
5
0
4
5.0
55.6
47.2
1188.0
1235.2
Black
10
2
0
8
2.0
20.0
-255.0
1216.6
961.6
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
2060132522
Mosoeu, R (Reitumetse)
2
0.0
0
0
2
0.0
1102.6
-425.0
677.6
View list
2
2060136983
Britz, M (Michelle)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
2070153493
Hoffman, T (Thiame)
1
1.0
1
0
0
100.0
1052.9
425.0
1477.9
View list
4
1020131393
Louw, T (Tshepang)
1
1.0
1
0
0
100.0
1052.9
425.0
1477.9
View list
5
2090300837
Matalingoane, K (Kgatatso)
1
1.0
1
0
0
100.0
1052.5
425.0
1477.5
View list
6
1080153514
Modirapula, T (Tshiamelo)
1
1.0
1
0
0
100.0
1052.5
425.0
1477.5
View list
7
2060153962
Mothibeli, M (Mpho)
1
1.0
1
0
0
100.0
1052.9
425.0
1477.9
View list
8
1070138203
Pretorius, J (Jaden)
1
1.0
1
0
0
100.0
1049.1
425.0
1474.1
View list
9
2080137016
Rossouw, M (Mia)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
10
2070106433
Van Schalkwyk, J (Jaimie-Lee)
1
1.0
1
0
0
100.0
1049.1
425.0
1474.1
View list
11
1080137006
Moreeng, K (Kitso)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
12
108069747
Melville, J (Jason)
1
0.0
0
0
1
0.0
1052.5
-425.0
627.5
View list
13
2060153960
Makhosane, L (Lethabo)
1
0.0
0
0
1
0.0
1156.1
-425.0
731.1
View list
14
1080149093
Mafela, T (Tshiamo)
1
0.0
0
0
1
0.0
1052.9
-425.0
627.9
View list
15
1080149049
Le Roux, J (Jp)
1
0.0
0
0
1
0.0
1197.3
-425.0
772.3
View list
16
1060153512
Khota, N (Neo)
1
0.0
0
0
1
0.0
1049.1
-425.0
624.1
View list
17
109082855
Human, P (Pierre-Henri)
1
0.0
0
0
1
0.0
1052.9
-425.0
627.9
View list
18
1130134661
Hamaty, B (Blaise)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
19
107088585
Grobler, JTW (Johannes Theodorus Wessel)
1
0.0
0
0
1
0.0
1197.3
-425.0
772.3
View list
20
2070138567
Godana, K (Kwathitha)
1
0.0
0
0
1
0.0
1156.1
-425.0
731.1
View list