Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Pretorius, A (Amanda Karen)
Dob:
2009/06/30 (U16)
Gender:
Female
Chess SA id:
209093030
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2024/07/13 (83 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
1360.2
Current Weighted rating
1325.1
Current Weighted performance
1288.2
Current official/published rating (highest between Raw, WR and WP)
1360.2
Current highest rating achieved
1381.6
Current floor (min rating allowed)
881.6
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)
±132.0
Current Raw change used (final)
0.0
Projected new Raw rating
1360.2
Projected new Weighed rating
1220.4
Projected new Weighted performance
1288.2
Projected new final Raw rating (if new WP > new Raw)
1360.2
Projected new highest rating
1381.6
Projected new floor
881.6
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1360.2
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
1333.2
Current Weighted rating
1287.6
Current Weighted performance
1277.0
Current official/published rating (highest between Raw, WR and WP)
1333.2
Current highest rating achieved
1333.2
Current floor (min rating allowed)
833.2
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)
±137.2
Current Raw change used (final)
0.0
Projected new Raw rating
1333.2
Projected new Weighed rating
1186.5
Projected new Weighted performance
1277.0
Projected new final Raw rating (if new WP > new Raw)
1333.2
Projected new highest rating
1333.2
Projected new floor
833.2
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1333.2
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
1277.2
Current Weighted rating
1280.7
Current Weighted performance
1202.8
Current official/published rating (highest between Raw, WR and WP)
1280.7
Current highest rating achieved
1303.5
Current floor (min rating allowed)
803.5
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)
±148.5
Current Raw change used (final)
0.0
Projected new Raw rating
1277.2
Projected new Weighed rating
1177.9
Projected new Weighted performance
1202.8
Projected new final Raw rating (if new WP > new Raw)
1277.2
Projected new highest rating
1303.5
Projected new floor
803.5
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1277.2
Projected effective change (new Official - current Official)
-3.5
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
7
Curro Durbanville Chess Rapid Open 2024 (Intermediate)
2024/07/13
2024/07/13
Cape Town (WCT)
Rapid
35
0.66
6
6
3.0
1381.6
1303.5
Analysis
6
Strategize to Win 2024 (E)
2024/04/13
2024/04/14
Cape Town (WCT)
Standard
70
0.87
5
5
4.0
1280.4
1261.6
Analysis
5
Cape Town Junior League Qualifier 2024 (U15 Open)
2024/04/06
2024/04/06
Cape Town (WCT)
Rapid
25
0.54
6
4
3.0
1280.4
1262.1
Analysis
4
Western Cape HS Individuals Championship 2024 (U15 Girls)
2024/03/21
2024/03/22
Overberg (WOS)
Standard
60
0.83
6
6
3.5
1305.8
1284.1
Analysis
3
Cape Town Open Chess Championship 2024 (Intermediate)
2024/03/16
2024/03/17
Cape Town (WCT)
Standard
70
0.87
6
5
0.5
1305.8
1284.1
Analysis
2
Cape Town Metro Schools Chess Closed Individuals 2024 (U15 Girls)
2024/03/02
2024/03/03
Cape Town (WCT)
Standard
60
0.83
6
6
3.5
1305.8
1284.1
Analysis
1
North District School Trials 2024 (U15 Girls)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
3.0
1298.0
1269.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
36
Curro Durbanville Chess Rapid Open 2024 (Intermediate)
2024/07/13
2024/07/13
Cape Town (WCT)
Rapid
35
0.66
6
6
3.0
1381.6
1303.5
Analysis
35
Strategize to Win 2024 (E)
2024/04/13
2024/04/14
Cape Town (WCT)
Standard
70
0.87
5
5
4.0
1280.4
1261.6
Analysis
34
Cape Town Junior League Qualifier 2024 (U15 Open)
2024/04/06
2024/04/06
Cape Town (WCT)
Rapid
25
0.54
6
4
3.0
1280.4
1262.1
Analysis
33
Western Cape HS Individuals Championship 2024 (U15 Girls)
2024/03/21
2024/03/22
Overberg (WOS)
Standard
60
0.83
6
6
3.5
1305.8
1284.1
Analysis
32
Cape Town Open Chess Championship 2024 (Intermediate)
2024/03/16
2024/03/17
Cape Town (WCT)
Standard
70
0.87
6
5
0.5
1305.8
1284.1
Analysis
31
Cape Town Metro Schools Chess Closed Individuals 2024 (U15 Girls)
2024/03/02
2024/03/03
Cape Town (WCT)
Standard
60
0.83
6
6
3.5
1305.8
1284.1
Analysis
30
North District School Trials 2024 (U15 Girls)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
3.0
1298.0
1269.0
Analysis
29
Kraaifontein Open 2023 (Intermediate)
2023/12/09
2023/12/10
Cape Town (WCT)
Standard
70
0.87
6
6
3.0
1294.2
1260.7
Analysis
28
Western Cape Closed Championship 2023 (U16)
2023/09/23
2023/09/23
Cape Town (WCT)
Rapid
25
0.54
6
6
2.0
1283.4
1299.2
Analysis
27
Western Cape Top Schools 2023 (U18 Girls)
2023/09/02
2023/09/03
Cape Winelands (WCW)
Standard
60
0.83
6
6
5.0
1283.4
1225.8
Analysis
26
Cape Town Metro Schools Chess Closed Individuals 2023 (U15 Girls)
2023/02/03
2023/03/04
Cape Town (WCT)
Standard
60
0.83
6
0
0.0
1283.4
1225.8
Analysis
25
North District School Trials 2023 (U15 Girls)
2023/02/03
2023/02/04
Cape Town (WCT)
Standard
60
0.83
6
6
3.0
1272.0
1198.4
Analysis
24
Curro Durbanville Chess Open Rapid 2022 (U14)
2022/07/02
2022/07/02
Cape Town (WCT)
Rapid
25
0.54
6
6
4.0
1253.7
1270.8
Analysis
23
Stellenberg Chess Championship 2022 (U14)
2022/06/25
2022/06/25
Cape Town (WCT)
Rapid
30
0.60
6
6
5.0
1207.5
1189.4
Analysis
22
Western Cape Schools 2022 (U13 Girls)
2022/05/28
2022/05/29
Cape Winelands (WCW)
Standard
65
0.85
6
5
3.0
1174.2
1164.2
Analysis
21
Steinitz Open 2022 (C)
2022/05/21
2022/05/22
Cape Town (WCT)
Standard
60
0.83
5
5
2.0
1174.2
1164.2
Analysis
20
Metro WP Schools Chess Trials 2022 (U13 Girls)
2022/04/22
2022/04/23
Cape Town (WCT)
Standard
60
0.83
6
6
2.0
1197.8
1198.4
Analysis
19
2022 East Dist Individuals (U13)
2022/03/12
2022/03/12
Cape Town (WCT)
Rapid
45
0.74
6
6
3.0
1200.0
1200.0
Analysis
18
2020 Metro Trials (U11 Girls)
2020/03/13
2020/03/14
Cape Town (WCT)
Standard
60
0.83
5
1
1.0
1187.0
1186.5
Analysis
17
2020 East District Individuals (U11)
2020/01/31
2020/02/01
Cape Town (WCT)
Standard
60
0.83
6
5
4.0
1123.1
1108.4
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
37
18
5
14
20.5
55.4
45.9
1299.7
1345.6
White
19
10
2
7
11.0
57.9
67.1
1266.6
1333.7
Black
18
8
3
7
9.5
52.8
23.6
1334.6
1358.2
Standard
All
27
13
3
11
14.5
53.7
31.5
1307.2
1338.6
White
13
6
1
6
6.5
50.0
0.0
1276.6
1276.6
Black
14
7
2
5
8.0
57.1
60.7
1335.6
1396.3
Rapid
All
10
5
2
3
6.0
60.0
85.0
1279.6
1364.6
White
6
4
1
1
4.5
75.0
212.5
1245.1
1457.6
Black
4
1
1
2
1.5
37.5
-106.3
1331.3
1225.1
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
180
97
8
75
101.0
56.1
51.9
1199.1
1251.0
White
90
49
4
37
51.0
56.7
56.7
1181.9
1238.6
Black
90
48
4
38
50.0
55.6
47.2
1216.2
1263.4
Standard
All
136
72
6
58
75.0
55.1
43.8
1193.6
1237.4
White
67
36
3
28
37.5
56.0
50.7
1178.5
1229.3
Black
69
36
3
30
37.5
54.3
37.0
1208.3
1245.3
Rapid
All
44
25
2
17
26.0
59.1
77.3
1215.9
1293.2
White
23
13
1
9
13.5
58.7
73.9
1191.9
1265.8
Black
21
12
1
8
12.5
59.5
81.0
1242.2
1323.1
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
209095311
Grove, E (Emily)
5
2.0
2
0
3
40.0
1255.5
-85.0
1170.5
View list
2
109083238
Strydom, MJ (Matthys)
4
2.0
2
0
2
50.0
1217.7
0.0
1217.7
View list
3
209085017
Roos, A (Aleza)
3
3.0
3
0
0
100.0
1235.2
425.0
1660.2
View list
4
1100108080
Van Niekerk, JH (Johann)
3
2.5
2
1
0
83.3
1234.8
283.3
1518.2
View list
5
2100118020
Smith, S (Shiloh)
3
1.5
1
1
1
50.0
1233.9
0.0
1233.9
View list
6
210088278
Nieuwoudt, N (Noreht)
3
0.0
0
0
3
0.0
1270.7
-425.0
845.7
View list
7
2090096154
Jacobs, S (Sumayah)
2
2.0
2
0
0
100.0
1195.5
425.0
1620.5
View list
8
110089565
Roux, J (Jarrod)
2
2.0
2
0
0
100.0
1161.5
425.0
1586.5
View list
9
1070103477
Buys, D (David)
2
1.0
1
0
1
50.0
1189.1
0.0
1189.1
View list
10
2100108989
Dintsi, T (Thandile)
2
1.0
1
0
1
50.0
1198.9
0.0
1198.9
View list
11
1150138504
Joya, L (Lilitha)
2
1.0
1
0
1
50.0
1300.0
0.0
1300.0
View list
12
2100108991
Leenderts, S (Shanique)
2
1.0
1
0
1
50.0
1210.8
0.0
1210.8
View list
13
1090108767
Potgieter, W (Werne)
2
1.0
1
0
1
50.0
1182.0
0.0
1182.0
View list
14
210092081
Van Heerden, H (Hannah Rose)
2
1.0
1
0
1
50.0
1195.5
0.0
1195.5
View list
15
210086082
Van Schaik, K (Kayla)
2
1.0
1
0
1
50.0
1196.7
0.0
1196.7
View list
16
210089020
Jones, A (Annchen)
2
0.0
0
0
2
0.0
1188.9
-425.0
763.9
View list
17
1080108756
Masoka, A (Ayema)
2
0.0
0
0
2
0.0
1182.0
-425.0
757.0
View list
18
209093031
Ntlahla, A (Anathi)
2
0.0
0
0
2
0.0
1187.4
-425.0
762.4
View list
19
109089569
Van Schaik, N (Neil)
2
0.0
0
0
2
0.0
1161.5
-425.0
736.5
View list
20
109092070
Wilson, J (James)
2
0.0
0
0
2
0.0
1300.0
-425.0
875.0
View list