Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Mathosa, B (Bonolo)
Dob:
2006/10/27 (U20)
Gender:
Female
Chess SA id:
2060149096
FIDE id:
Region:
Mangaung (FMB)
Citizen:
RSA
Title(s):
Last active:
2024/03/09 (107 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
1206.0
Current Weighted rating
1188.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1206.0
Current highest rating achieved
1213.3
Current floor (min rating allowed)
713.3
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)
±164.4
Current Raw change used (final)
0.0
Projected new Raw rating
1206.0
Projected new Weighed rating
1093.5
Projected new Weighted performance
893.6
Projected new final Raw rating (if new WP > new Raw)
1206.0
Projected new highest rating
1213.3
Projected new floor
713.3
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1206.0
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
1218.8
Current Weighted rating
1189.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1218.8
Current highest rating achieved
1218.8
Current floor (min rating allowed)
718.8
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)
±161.4
Current Raw change used (final)
0.0
Projected new Raw rating
1218.8
Projected new Weighed rating
1094.5
Projected new Weighted performance
687.2
Projected new final Raw rating (if new WP > new Raw)
1218.8
Projected new highest rating
1218.8
Projected new floor
718.8
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1218.8
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
1191.0
Current Weighted rating
1197.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1197.9
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
Current K-factor
36
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)
±168.0
Current Raw change used (final)
0.0
Projected new Raw rating
1191.0
Projected new Weighed rating
1102.0
Projected new Weighted performance
374.4
Projected new final Raw rating (if new WP > new Raw)
1191.0
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1191.0
Projected effective change (new Official - current Official)
-6.9
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
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
2
Mangaung Metro Chess 9 March 2024 (Ladies)
2024/03/09
2024/03/09
Mangaung (FMB)
Rapid
32
0.63
5
5
2.5
1213.3
1200.0
Analysis
1
Grey College Team Championship 2024 (B)
2024/02/23
2024/02/24
Mangaung (FMB)
Standard
60
0.83
5
4
3.0
1177.4
1173.6
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
3
Mangaung Metro Chess 9 March 2024 (Ladies)
2024/03/09
2024/03/09
Mangaung (FMB)
Rapid
32
0.63
5
5
2.5
1213.3
1200.0
Analysis
2
Grey College Team Championship 2024 (B)
2024/02/23
2024/02/24
Mangaung (FMB)
Standard
60
0.83
5
4
3.0
1177.4
1173.6
Analysis
1
Grey College Team Championship 2023 (B)
2023/02/03
2023/02/04
Mangaung (FMB)
Standard
60
0.83
5
5
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
9
5
1
3
5.5
61.1
94.4
1178.7
1273.1
White
5
1
1
3
1.5
30.0
-170.0
1214.3
1044.3
Black
4
4
0
0
4.0
100.0
425.0
1134.2
1559.2
Standard
All
4
3
0
1
3.0
75.0
212.5
1194.8
1407.3
White
2
1
0
1
1.0
50.0
0.0
1189.7
1189.7
Black
2
2
0
0
2.0
100.0
425.0
1200.0
1625.0
Rapid
All
5
2
1
2
2.5
50.0
0.0
1165.8
1165.8
White
3
0
1
2
0.5
16.7
-283.3
1230.8
947.4
Black
2
2
0
0
2.0
100.0
425.0
1068.3
1493.3
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
7
1
6
7.5
53.6
30.4
1173.0
1203.3
White
7
3
1
3
3.5
50.0
0.0
1204.6
1204.6
Black
7
4
0
3
4.0
57.1
60.7
1141.3
1202.0
Standard
All
9
5
0
4
5.0
55.6
47.2
1177.0
1224.2
White
4
3
0
1
3.0
75.0
212.5
1185.0
1397.5
Black
5
2
0
3
2.0
40.0
-85.0
1170.5
1085.5
Rapid
All
5
2
1
2
2.5
50.0
0.0
1165.8
1165.8
White
3
0
1
2
0.5
16.7
-283.3
1230.8
947.4
Black
2
2
0
0
2.0
100.0
425.0
1068.3
1493.3
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
2060131182
Wang, Z (Zirou)
1
1.0
1
0
0
100.0
1213.3
425.0
1638.3
View list
2
2070149115
Van Dyk, A (Angelique)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1130147073
Moletsane, T (Tshimologo)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
2120146865
Mcpherson, L (Lilly)
1
1.0
1
0
0
100.0
1213.3
425.0
1638.3
View list
5
106052021
Labuscagne, JC (Josef Cornelius)
1
1.0
1
0
0
100.0
1177.4
425.0
1602.4
View list
6
1060112021
Naidoo, P (Pavithran)
1
1.0
1
0
0
100.0
1177.4
425.0
1602.4
View list
7
1100192003
Ohina, A (Ayanda)
1
1.0
1
0
0
100.0
1177.4
425.0
1602.4
View list
8
2100153478
Nwafor, N (Nneka)
1
0.5
0
1
0
50.0
1213.3
0.0
1213.3
View list
9
2050149113
Steinberg, A (Anke)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
1060136972
Plaat, M (Meldriego)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
11
106066546
Ngculana, Z (Zachuma)
1
0.0
0
0
1
0.0
1177.4
-425.0
752.4
View list
12
1080137007
Moteka, J (Joseph)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
13
207086191
Codron, J (Jesse)
1
0.0
0
0
1
0.0
1213.3
-425.0
788.3
View list
14
2070134454
Cassim, A (Ameera)
1
0.0
0
0
1
0.0
1213.3
-425.0
788.3
View list
