Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Witbooi, A (Ava)
Dob:
2014/01/19 (U12)
Gender:
Female
Chess SA id:
2140139135
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Last active:
2024/03/09 (212 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
1195.7
Current Weighted rating
1193.2
Current Weighted performance
1058.1
Current official/published rating (highest between Raw, WR and WP)
1195.7
Current highest rating achieved
1201.5
Current floor (min rating allowed)
701.5
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)
±166.8
Current Raw change used (final)
0.0
Projected new Raw rating
1195.7
Projected new Weighed rating
1098.3
Projected new Weighted performance
1058.1
Projected new final Raw rating (if new WP > new Raw)
1195.7
Projected new highest rating
1201.5
Projected new floor
701.5
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1195.7
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
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
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
1210.3
Current Weighted rating
1204.2
Current Weighted performance
1113.8
Current official/published rating (highest between Raw, WR and WP)
1210.3
Current highest rating achieved
1217.1
Current floor (min rating allowed)
717.1
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)
±163.4
Current Raw change used (final)
0.0
Projected new Raw rating
1210.3
Projected new Weighed rating
1109.0
Projected new Weighted performance
1113.8
Projected new final Raw rating (if new WP > new Raw)
1210.3
Projected new highest rating
1217.1
Projected new floor
717.1
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1210.3
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
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
West Coast Schools Chess Prestige Championships 2024 (U11 Girls)
2024/03/09
2024/03/09
West Coast (WCU)
Rapid
30
0.60
5
5
2.0
1201.5
1217.1
Analysis
1
Bo-Weskus Skole Prestige 2024 (O11 Dogters)
2024/02/10
2024/02/10
West Coast (WCU)
Rapid
30
0.60
5
5
2.5
1199.8
1216.7
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
8
West Coast Schools Chess Prestige Championships 2024 (U11 Girls)
2024/03/09
2024/03/09
West Coast (WCU)
Rapid
30
0.60
5
5
2.0
1201.5
1217.1
Analysis
7
Bo-Weskus Skole Prestige 2024 (O11 Dogters)
2024/02/10
2024/02/10
West Coast (WCU)
Rapid
30
0.60
5
5
2.5
1199.8
1216.7
Analysis
6
Pedro Booyse Top Schools Round 2 2023 (U7+U9)
2023/08/22
2023/08/22
West Coast (WCU)
Rapid
20
0.47
5
4
3.0
1183.2
1183.2
Analysis
5
Pedro Booyse Top Schools 2023 (U7+U9)
2023/07/29
2023/07/29
West Coast (WCU)
Rapid
25
0.54
5
4
3.0
1163.2
1145.0
Analysis
4
Bo-Weskus Skole Prestige 2023 (O9 Dogters)
2023/03/04
2023/03/04
West Coast (WCU)
Rapid
30
0.60
5
5
2.0
1170.1
1152.6
Analysis
3
West Coast Schools Chess Prestige Leg 2 2022 (U9 Girls)
2022/04/23
2022/04/23
West Coast (WCU)
Rapid
30
0.60
5
4
0.5
1201.0
1201.6
Analysis
2
West Coast Schools Chess Prestige Leg 1 2022 (U9 Girls)
2022/04/09
2022/04/09
West Coast (WCU)
Rapid
30
0.60
5
4
2.0
1201.0
1201.6
Analysis
1
Bo Weskus Skole Skaak Prestige (O9 Dogters)
2022/03/19
2022/03/19
West Coast (WCU)
Rapid
30
0.60
5
5
2.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
10
4
1
5
4.5
45.0
-42.5
1234.9
1192.4
White
6
2
0
4
2.0
33.3
-141.7
1251.1
1109.5
Black
4
2
1
1
2.5
62.5
106.3
1210.5
1316.8
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
10
4
1
5
4.5
45.0
-42.5
1234.9
1192.4
White
6
2
0
4
2.0
33.3
-141.7
1251.1
1109.5
Black
4
2
1
1
2.5
62.5
106.3
1210.5
1316.8
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
36
15
5
16
17.5
48.6
-11.8
1205.5
1193.7
White
18
5
2
11
6.0
33.3
-141.7
1218.5
1076.8
Black
18
10
3
5
11.5
63.9
118.1
1192.5
1310.6
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
36
15
5
16
17.5
48.6
-11.8
1205.5
1193.7
White
18
5
2
11
6.0
33.3
-141.7
1218.5
1076.8
Black
18
10
3
5
11.5
63.9
118.1
1192.5
1310.6
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
2140139124
Claassen, J (Jeneva)
4
0.0
0
0
4
0.0
1193.1
-425.0
768.1
View list
2
2160157861
Kotze, M (Mirah)
2
2.0
2
0
0
100.0
1173.2
425.0
1598.2
View list
3
2160157823
De Kock, C (Charlotte)
2
1.5
1
1
0
75.0
1173.2
212.5
1385.7
View list
4
1150153837
Flink, J (Jumelio)
2
1.0
1
0
1
50.0
1173.2
0.0
1173.2
View list
5
2130131928
Van Rooyen, N (Nevine)
2
0.5
0
1
1
25.0
1200.4
-212.5
987.9
View list
6
2130139078
Erasmus, B (Brumilda)
2
0.0
0
0
2
0.0
1201.0
-425.0
776.0
View list
7
2140134825
Avontuur, A (Al-Meeche)
2
0.0
0
0
2
0.0
1201.3
-425.0
776.3
View list
8
2130139082
Lott, L (Lucrecia)
1
1.0
1
0
0
100.0
1201.0
425.0
1626.0
View list
9
1130148764
Rhodes, S (Skylar)
1
1.0
1
0
0
100.0
1201.5
425.0
1626.5
View list
10
1150159419
Rademeyer, M (Michael)
1
1.0
1
0
0
100.0
1163.2
425.0
1588.2
View list
11
2140153157
Maarman, C (Cloƫ)
1
1.0
1
0
0
100.0
1170.1
425.0
1595.1
View list
12
2130153110
Hendricks, N (Naylah)
1
1.0
1
0
0
100.0
1201.5
425.0
1626.5
View list
13
2150153154
Gouws, A (Arraniah)
1
1.0
1
0
0
100.0
1170.1
425.0
1595.1
View list
14
2130153104
Beukes, A (Akeelah)
1
1.0
1
0
0
100.0
1199.8
425.0
1624.8
View list
15
2140139121
Abrahams, A (Angel)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
16
2130153116
Steenkamp, A (Annamie)
1
1.0
1
0
0
100.0
1199.8
425.0
1624.8
View list
17
2130139089
Swartz, A (Ashan)
1
1.0
1
0
0
100.0
1201.0
425.0
1626.0
View list
18
2130139133
Van Staden, C (Carly Jae)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
19
2140139126
De Jager, S (Stella)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
20
2160153137
Kapank, K (Kristen)
1
0.5
0
1
0
50.0
1183.2
0.0
1183.2
View list