Chess South Africa
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Chess South Africa
Mahlatsi, B (Boitumelo)
Dob:
2007/07/30 (U18)
Gender:
Female
Chess SA id:
2070148502
FIDE id:
Region:
(CSA)
Citizen:
RSA
Title(s):
Last active:
2023/07/06 (318 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
1250.3
Curent Weighted rating
1234.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1250.3
Current floor (min rating allowed)
750.3
Current highest rating achieved
1250.3
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)
±154.3
Current Raw change used (final)
0.0
Projected new Raw rating
1250.3
Projected new Weighed rating
1236.7
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1250.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1250.3
Projected new floor
750.3
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
1254.0
Curent Weighted rating
1235.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1254.0
Current floor (min rating allowed)
754.0
Current highest rating achieved
1254.0
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)
±153.5
Current Raw change used (final)
0.0
Projected new Raw rating
1254.0
Projected new Weighed rating
1238.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1254.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1254.0
Projected new floor
754.0
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
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.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
2023 SA Schools Winter Games (U18 Girls)
2023/07/04
2023/07/06
West Rand (GWR)
Standard
65
0.85
7
7
3.5
1197.9
1193.2
Analysis
1
NSSC Winter Games 2022 (U15 Girls)
2022/07/04
2022/07/06
Cape Town (WCT)
Standard
70
0.87
7
7
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
14
6
1
7
6.5
46.4
-30.4
1320.8
1290.4
White
7
2
0
5
2.0
28.6
-182.1
1337.0
1154.9
Black
7
4
1
2
4.5
64.3
121.4
1304.6
1426.0
Standard
All
14
6
1
7
6.5
46.4
-30.4
1320.8
1290.4
White
7
2
0
5
2.0
28.6
-182.1
1337.0
1154.9
Black
7
4
1
2
4.5
64.3
121.4
1304.6
1426.0
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
2080134836
Biyela, A (Amahle)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
205039930
Van Heerden, M (Mia)
1
1.0
1
0
0
100.0
1197.9
425.0
1622.9
View list
3
2080142238
Simon, D (Diyana)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
2080136615
Khoza, P (Paradise)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
2060157714
Mabila, K (Kutlo)
1
1.0
1
0
0
100.0
1197.9
425.0
1622.9
View list
6
2070110873
Moseleni, E (Eugene)
1
1.0
1
0
0
100.0
1197.9
425.0
1622.9
View list
7
2070114281
Mokoena, S (Seipati)
1
0.5
0
1
0
50.0
1197.9
0.0
1197.9
View list
8
206064938
Mvundla, T (Thandiswa)
1
0.0
0
0
1
0.0
1197.9
-425.0
772.9
View list
9
2070100937
Maseko, U (Unathi)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
205060329
Maletta, L (Legene)
1
0.0
0
0
1
0.0
1197.9
-425.0
772.9
View list
11
207094410
Magadla, L (Lathitha)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
12
2070141345
Kopang, K (Kitso)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
13
2080097625
Gwala, P (Phamela)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
14
207065272
Dove, M (Megan)
1
0.0
0
0
1
0.0
1197.9
-425.0
772.9
View list