Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Khoza, B (Boitumelo)
Dob:
2005/11/08 (U20)
Gender:
Female
Chess SA id:
205077608
FIDE id:
Region:
Ehlanzeni (MEN)
Citizen:
RSA
Title(s):
Last active:
2018/12/20 (2014 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
893.7
Current Weighted rating
893.7
Current Weighted performance
226.4
Current official/published rating (highest between Raw, WR and WP)
893.7
Current highest rating achieved
972.6
Current floor (min rating allowed)
500.0
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)
±256.5
Current Raw change used (final)
0.0
Projected new Raw rating
893.7
Projected new Weighed rating
822.2
Projected new Weighted performance
226.4
Projected new final Raw rating (if new WP > new Raw)
893.7
Projected new highest rating
972.6
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
893.7
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
882.1
Current Weighted rating
882.1
Current Weighted performance
226.4
Current official/published rating (highest between Raw, WR and WP)
882.1
Current highest rating achieved
976.9
Current floor (min rating allowed)
500.0
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)
±260.8
Current Raw change used (final)
0.0
Projected new Raw rating
882.1
Projected new Weighed rating
811.5
Projected new Weighted performance
226.4
Projected new final Raw rating (if new WP > new Raw)
882.1
Projected new highest rating
976.9
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
882.1
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
516.6
Current Weighted rating
516.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
516.6
Current highest rating achieved
516.6
Current floor (min rating allowed)
500.0
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)
±439.0
Current Raw change used (final)
0.0
Projected new Raw rating
516.6
Projected new Weighed rating
475.3
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
516.6
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
516.6
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
516.6
Current Weighted rating
516.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
516.6
Current highest rating achieved
516.6
Current floor (min rating allowed)
500.0
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)
±439.0
Current Raw change used (final)
0.0
Projected new Raw rating
516.6
Projected new Weighed rating
475.3
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
516.6
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
516.6
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
9
South African Junior Team Championships 2018 (U16-U20 Girls)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
3.0
860.5
849.3
Analysis
8
De Goede Top 20 Closed 2018 (U14 Girls)
2018/08/18
2018/08/18
Ehlanzeni (MEN)
Standard
60
0.83
5
4
0.5
924.6
924.1
Analysis
7
Lowveld Open 2018 (B)
2018/07/28
2018/07/28
Ehlanzeni (MEN)
Standard
63
0.84
5
5
2.0
972.6
976.9
Analysis
6
Malelane Primary 2018 (U14 Girls)
2018/07/21
2018/07/21
Ehlanzeni (MEN)
Standard
63
0.84
5
5
3.0
972.6
976.9
Analysis
5
Curro Age Open 2018 (U14 Girls)
2018/05/12
2018/05/12
Ehlanzeni (MEN)
Standard
63
0.84
5
5
3.0
817.4
865.8
Analysis
4
Penryn Age Open 2018 (U14 Girls)
2018/04/21
2018/04/21
Ehlanzeni (MEN)
Standard
63
0.84
5
5
3.5
787.8
839.4
Analysis
3
Rob Ferreira Hoerskool Open 2018 (C)
2018/03/17
2018/03/17
Ehlanzeni (MEN)
Standard
63
0.84
5
5
4.5
516.6
516.6
Analysis
2
Sabie Primary 2018 (C)
2018/03/10
2018/03/10
Ehlanzeni (MEN)
Standard
63
0.84
5
5
3.0
516.6
516.6
Analysis
1
Uplands College Open (C)
2018/03/03
2018/03/03
Ehlanzeni (MEN)
Standard
63
0.84
5
5
5.0
516.6
516.6
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
46
26
3
17
27.5
59.8
83.2
850.1
933.2
White
24
14
1
9
14.5
60.4
88.5
830.4
919.0
Black
22
12
2
8
13.0
59.1
77.3
871.5
948.7
Standard
All
46
26
3
17
27.5
59.8
83.2
850.1
933.2
White
24
14
1
9
14.5
60.4
88.5
830.4
919.0
Black
22
12
2
8
13.0
59.1
77.3
871.5
948.7
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
205082295
Sibiya, S (Sizakele)
4
0.0
0
0
4
0.0
875.6
-425.0
450.6
View list
2
105077599
Botha, T (Tristan)
2
1.5
1
1
0
75.0
516.6
212.5
729.1
View list
3
205077994
Machiri, T (Tanya)
2
1.0
1
0
1
50.0
856.2
0.0
856.2
View list
4
205058620
Masinga, H (Hlamalani)
2
1.0
1
0
1
50.0
856.2
0.0
856.2
View list
5
205082292
Khumalo, L (Lihle)
2
0.0
0
0
2
0.0
895.0
-425.0
470.0
View list
6
2060100272
Barnard, C (Carmi)
1
1.0
1
0
0
100.0
817.4
425.0
1242.4
View list
7
2040098554
Mamabolo, G (Gaogakwe)
1
1.0
1
0
0
100.0
860.5
425.0
1285.5
View list
8
1080097931
Malumane, B (Billy)
1
1.0
1
0
0
100.0
516.6
425.0
941.6
View list
9
2060101691
Magagula, J (Jessica)
1
1.0
1
0
0
100.0
817.4
425.0
1242.4
View list
10
206079752
Latsky, J (Jana)
1
1.0
1
0
0
100.0
817.4
425.0
1242.4
View list
11
203086498
Bosch, B (Bernice)
1
1.0
1
0
0
100.0
860.5
425.0
1285.5
View list
12
205087988
Khasake, K (Khothatso)
1
1.0
1
0
0
100.0
972.6
425.0
1397.6
View list
13
105087559
Jardim, R (Raphael)
1
1.0
1
0
0
100.0
516.6
425.0
941.6
View list
14
204082318
Herbst, A (Angelique)
1
1.0
1
0
0
100.0
516.6
425.0
941.6
View list
15
2070097921
Govender, N (Natasha)
1
1.0
1
0
0
100.0
516.6
425.0
941.6
View list
16
1060097919
Erasmus, J (Jannes)
1
1.0
1
0
0
100.0
516.6
425.0
941.6
View list
17
1040097892
Ende, M (Marinus Van Den)
1
1.0
1
0
0
100.0
972.6
425.0
1397.6
View list
18
2080098263
Mashigo, N (Naledi)
1
1.0
1
0
0
100.0
516.6
425.0
941.6
View list
19
205082291
Mdluli, S (Simuthande)
1
1.0
1
0
0
100.0
972.6
425.0
1397.6
View list
20
106065704
Meyer, L (Logan)
1
1.0
1
0
0
100.0
516.6
425.0
941.6
View list