Chess South Africa
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Chess South Africa
Botha, AZ (Adriaan Zander)
Dob:
2015/01/30 (U10)
Gender:
Male
Chess SA id:
1150149223
FIDE id:
Region:
West Rand (GWR)
Citizen:
RSA
Title(s):
Last active:
2024/04/13 (35 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
1513.7
Curent Weighted rating
1463.7
Curent Weighted performance
1356.0
Current official/published rating (highest between Raw, WR and WP)
1513.7
Current floor (min rating allowed)
1117.6
Current highest rating achieved
1617.6
Current K-factor
28
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)
±106.1
Current Raw change used (final)
0.0
Projected new Raw rating
1513.7
Projected new Weighed rating
1474.0
Projected new Weighted performance
1356.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1513.7
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1617.6
Projected new floor
1117.6
Projected new K-facor
28
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
1504.9
Curent Weighted rating
1463.3
Curent Weighted performance
1353.5
Current official/published rating (highest between Raw, WR and WP)
1504.9
Current floor (min rating allowed)
1120.8
Current highest rating achieved
1620.8
Current K-factor
28
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)
±107.4
Current Raw change used (final)
0.0
Projected new Raw rating
1504.9
Projected new Weighed rating
1472.8
Projected new Weighted performance
1353.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1504.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1620.8
Projected new floor
1120.8
Projected new K-facor
28
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.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
2024 West Rand RHS Open (U10)
2024/04/13
2024/04/13
West Rand (GWR)
Standard
60
0.83
5
5
4.0
1507.4
1496.2
Analysis
2
2024 West Rand Open (U10)
2024/02/03
2024/02/03
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1523.7
1513.6
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U10A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
4
0.5
1581.1
1573.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
12
2024 West Rand RHS Open (U10)
2024/04/13
2024/04/13
West Rand (GWR)
Standard
60
0.83
5
5
4.0
1507.4
1496.2
Analysis
11
2024 West Rand Open (U10)
2024/02/03
2024/02/03
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1523.7
1513.6
Analysis
10
2024 Gauteng Inter-Region Chess Championship (U10A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
4
0.5
1581.1
1573.8
Analysis
9
West Rand vs Bojanala Inter-Regional Championships 2023 (U10)
2023/10/14
2023/10/14
West Rand (GWR)
Standard
60
0.83
5
5
2.0
1617.6
1620.8
Analysis
8
2023 West Rand Trials (U10)
2023/09/09
2023/09/09
West Rand (GWR)
Standard
60
0.83
5
5
5.0
1585.6
1589.7
Analysis
7
2023 Gauteng Top Schools (U9 Mixed)
2023/08/18
2023/08/18
West Rand (GWR)
Standard
60
0.83
5
5
5.0
1478.4
1482.6
Analysis
6
West Rand at Bastion 2023 (U10)
2023/08/05
2023/08/05
West Rand (GWR)
Standard
60
0.83
5
5
5.0
1478.4
1482.6
Analysis
5
D2 School League Finals 2023 (U9)
2023/07/22
2023/07/22
West Rand (GWR)
Standard
60
0.83
7
5
5.0
1356.7
1381.2
Analysis
4
2023 West Rand RHS Open (U10)
2023/06/10
2023/06/10
West Rand (GWR)
Standard
60
0.83
5
5
4.0
1329.8
1353.1
Analysis
3
D2 Schools Individuals 2023 (U9 Boys+Girls)
2023/05/13
2023/05/13
West Rand (GWR)
Standard
60
0.83
5
5
4.0
1293.0
1312.4
Analysis
2
WR Tournament and Coaching 2023 (U10)
2023/02/25
2023/02/25
West Rand (GWR)
Standard
60
0.83
5
5
4.0
1200.0
1200.0
Analysis
1
2023 West Rand Open (U10)
2023/02/04
2023/02/04
West Rand (GWR)
Standard
60
0.83
5
5
3.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
14
7
1
6
7.5
53.6
30.4
1343.4
1373.7
White
7
4
0
3
4.0
57.1
60.7
1362.1
1422.8
Black
7
3
1
3
3.5
50.0
0.0
1324.7
1324.7
Standard
All
14
7
1
6
7.5
53.6
30.4
1343.4
1373.7
White
7
4
0
3
4.0
57.1
60.7
1362.1
1422.8
Black
7
3
1
3
3.5
50.0
0.0
1324.7
1324.7
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
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
59
44
2
13
45.0
76.3
223.3
1273.1
1496.4
White
31
26
0
5
26.0
83.9
287.9
1279.6
1567.5
Black
28
18
2
8
19.0
67.9
151.8
1265.9
1417.6
Standard
All
59
44
2
13
45.0
76.3
223.3
1273.1
1496.4
White
31
26
0
5
26.0
83.9
287.9
1279.6
1567.5
Black
28
18
2
8
19.0
67.9
151.8
1265.9
1417.6
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
1150157468
Ninham, G (Grant)
4
4.0
4
0
0
100.0
1475.3
425.0
1900.3
View list
2
1150149230
Kamffer, J (John-Andrew)
3
3.0
3
0
0
100.0
1243.3
425.0
1668.3
View list
3
2150136181
Miya, K (Kwandokuhle)
3
2.0
2
0
1
66.7
1359.5
141.7
1501.2
View list
4
2150156385
Vis, K (Katlego)
3
2.0
2
0
1
66.7
1367.1
141.7
1508.7
View list
5
1160156372
Britz, W (Wian)
2
2.0
2
0
0
100.0
1515.6
425.0
1940.6
View list
6
1140149228
Grewar, O (Owen)
2
2.0
2
0
0
100.0
1339.2
425.0
1764.2
View list
7
2150156373
Erasmus, S (Sonja)
2
2.0
2
0
0
100.0
1492.9
425.0
1917.9
View list
8
1150156375
Marais, E (Ewald Pierre)
2
2.0
2
0
0
100.0
1324.8
425.0
1749.8
View list
9
1140156379
Mosielele, L (Lesego Kwanele)
2
2.0
2
0
0
100.0
1324.8
425.0
1749.8
View list
10
1140149235
Van Wyk, N (Nihann)
2
1.5
1
1
0
75.0
1392.8
212.5
1605.3
View list
11
1150144109
Nkabinde, N (Nkazimulo)
2
0.0
0
0
2
0.0
1562.5
-425.0
1137.5
View list
12
1150149226
De Koker, R (Rigardt)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
13
1130149224
Coetzer, K (Katherine)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
14
1140158490
Fritz, T (Tayron)
1
1.0
1
0
0
100.0
1356.7
425.0
1781.7
View list
15
1150161276
Esterhuizen, R (Ruben)
1
1.0
1
0
0
100.0
1478.4
425.0
1903.4
View list
16
1140161279
Harrison, T (Tairon Lee)
1
1.0
1
0
0
100.0
1478.4
425.0
1903.4
View list
17
2150159585
Hayes, K (Kara)
1
1.0
1
0
0
100.0
1478.4
425.0
1903.4
View list
18
1140154497
Machine, K (Kwezi)
1
1.0
1
0
0
100.0
1329.8
425.0
1754.8
View list
19
1150149231
Laubscher, D (Declan)
1
1.0
1
0
0
100.0
1585.6
425.0
2010.6
View list
20
1150144068
Kotsokoane, R (Reotshepile)
1
1.0
1
0
0
100.0
1617.6
425.0
2042.6
View list