Chess South Africa
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Chess South Africa
Vorster, M (Meandri)
Dob:
2014/10/14 (U12)
Gender:
Female
Chess SA id:
2140139967
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2024/05/11 (12 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
1313.1
Curent Weighted rating
1292.4
Curent Weighted performance
1256.8
Current official/published rating (highest between Raw, WR and WP)
1313.1
Current floor (min rating allowed)
872.9
Current highest rating achieved
1372.9
Current K-factor
36
Games played this month
19
Score (S)
12.5
Expected score (We)
9.53
Difference (S-We)
2.97
Current Raw change (no limits, including tournament time weight)
91.2
Current min/max change allowed (with limits)
±141.1
Current Raw change used (final)
91.2
Projected new Raw rating
1404.3
Projected new Weighed rating
1302.2
Projected new Weighted performance
1256.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1404.3
Projected effective change (new Official - current Official)
+91.2
Projected new highest rating
1404.3
Projected new floor
904.3
Projected new K-facor
32
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
1308.3
Curent Weighted rating
1287.7
Curent Weighted performance
1255.2
Current official/published rating (highest between Raw, WR and WP)
1308.3
Current floor (min rating allowed)
868.1
Current highest rating achieved
1368.1
Current K-factor
36
Games played this month
19
Score (S)
12.5
Expected score (We)
9.59
Difference (S-We)
2.91
Current Raw change (no limits, including tournament time weight)
104.8
Current min/max change allowed (with limits)
±142.1
Current Raw change used (final)
104.8
Projected new Raw rating
1413.1
Projected new Weighed rating
1298.5
Projected new Weighted performance
1255.2
Projected new official/published rating (highest between new Raw, new WR and new WP)
1413.1
Projected effective change (new Official - current Official)
+104.8
Projected new highest rating
1413.1
Projected new floor
913.1
Projected new K-facor
32
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
Tournament:
2024 Tshwane North School District CLOSED Individual Champioships (U11 Girls)
Start:
2024/05/11
End:
2024/05/11
Host:
GTP
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
4.0
Main rating:
1313.1
Rating gain/loss:
27.2
Type rating:
1308.3
Rating gain/loss:
31.3
Analysis
Tournament:
District 3 Cluster 4 and 5 Individuals 2024 (U11 Girls)
Start:
2024/05/04
End:
2024/05/04
Host:
GTP
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
4.5
Main rating:
1313.1
Rating gain/loss:
49.6
Type rating:
1308.3
Rating gain/loss:
59.4
Analysis
Tournament:
South African Junior Closed Chess Championship 2024 (U10 Girls)
Start:
2024/04/27
End:
2024/05/01
Host:
GE
Type:
Standard
Time:
120
Time weight:
1.00
Rounds:
9
Games:
9
Score:
4.0
Main rating:
1313.1
Rating gain/loss:
14.4
Type rating:
1308.3
Rating gain/loss:
14.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
6
2024 Tshwane North School District CLOSED Individual Champioships (U11 Girls)
2024/05/11
2024/05/11
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1313.1
1308.3
Analysis
5
District 3 Cluster 4 and 5 Individuals 2024 (U11 Girls)
2024/05/04
2024/05/04
Tshwane (GTP)
Standard
60
0.83
5
5
4.5
1313.1
1308.3
Analysis
4
South African Junior Closed Chess Championship 2024 (U10 Girls)
2024/04/27
2024/05/01
Ekurhuleni (GE)
Standard
120
1.00
9
9
4.0
1313.1
1308.3
Analysis
3
2024 Tshwane Chess AHS Open Chess Tournament (D2)
2024/02/24
2024/02/24
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1314.3
1309.7
Analysis
2
2024 Tshwane Chess OPEN Registration Tournament (D1)
2024/01/27
2024/01/27
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1262.5
1256.1
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U8+U10 Girls)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
5.0
1262.5
1256.1
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
24
2024 Tshwane North School District CLOSED Individual Champioships (U11 Girls)
2024/05/11
2024/05/11
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1313.1
1308.3
Analysis
23
District 3 Cluster 4 and 5 Individuals 2024 (U11 Girls)
2024/05/04
2024/05/04
Tshwane (GTP)
Standard
60
0.83
5
5
4.5
1313.1
1308.3
Analysis
22
South African Junior Closed Chess Championship 2024 (U10 Girls)
2024/04/27
2024/05/01
Ekurhuleni (GE)
Standard
120
1.00
9
9
4.0
1313.1
1308.3
Analysis
21
2024 Tshwane Chess AHS Open Chess Tournament (D2)
2024/02/24
2024/02/24
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1314.3
1309.7
Analysis
20
2024 Tshwane Chess OPEN Registration Tournament (D1)
2024/01/27
2024/01/27
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1262.5
1256.1
Analysis
19
2024 Gauteng Inter-Region Chess Championship (U8+U10 Girls)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
5.0
1262.5
1256.1
Analysis
18
Lardies Open Tournament 2023 (D1)
2023/10/28
2023/10/28
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1291.8
1286.3
Analysis
17
2023 Tuks Open Chess Tournament (D)
2023/10/07
2023/10/07
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1291.8
1286.3
Analysis
16
2023 Centurion Chess Open (D)
2023/09/23
2023/09/23
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1318.1
1316.2
Analysis
15
2023 Etienne Lewis Closed Tournament (U10)
2023/08/25
2023/08/27
Tshwane (GTP)
Standard
90
0.94
7
6
4.0
1372.9
1368.1
Analysis
14
2023 Gauteng Top Schools (U9 Mixed)
2023/08/18
2023/08/18
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1372.9
1368.1
Analysis
13
2023 Tshwane North School District CLOSED League Championships (D3) (U9)
2023/08/12
2023/08/12
Tshwane (GTP)
Standard
60
0.83
5
5
3.5
1372.9
1368.1
Analysis
12
2023 Woman's Day Open Chess Tournament (Knight)
2023/08/09
2023/08/09
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1372.9
1368.1
Analysis
11
2023 Elize Steenkamp Open Tournament (D2)
2023/06/16
2023/06/17
Tshwane (GTP)
Standard
90
0.94
6
6
4.0
1359.3
1352.7
Analysis
10
2023 Tshwane North School District CLOSED Individual Championships (D3) (U11 Girls)
2023/05/13
2023/05/13
Tshwane (GTP)
Standard
60
0.83
5
5
4.5
1266.8
1265.6
Analysis
9
2023 Afrikaans Hoër Seunskool Open Chess Tournament (E)
2023/03/04
2023/03/04
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1242.0
1236.8
Analysis
8
2023 Tshwane Chess Open Registration Tournament (E)
2023/01/28
2023/01/28
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1235.1
1228.2
Analysis
7
2022 South African Junior Team Chess Championships (U10+U12 Girls)
2022/12/04
2022/12/07
4 Knights (4K)
Standard
120
1.00
5
5
3.0
1198.0
1190.0
Analysis
6
Lardies Tournament 2022 (U10)
2022/10/29
2022/10/29
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1270.6
1276.8
Analysis
5
2022 Gauteng North Chess Open (E)
2022/10/15
2022/10/16
Tshwane (GTP)
Standard
90
0.94
5
5
1.5
1270.6
1276.8
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
34
22
1
11
22.5
66.2
137.5
1272.1
1409.6
White
18
13
0
5
13.0
72.2
188.9
1239.7
1428.5
Black
16
9
1
6
9.5
59.4
79.7
1308.7
1388.4
Standard
All
34
22
1
11
22.5
66.2
137.5
1272.1
1409.6
White
18
13
0
5
13.0
72.2
188.9
1239.7
1428.5
Black
16
9
1
6
9.5
59.4
79.7
1308.7
1388.4
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
126
74
5
47
76.5
60.7
91.1
1230.2
1321.2
White
64
40
3
21
41.5
64.8
126.2
1215.6
1341.8
Black
62
34
2
26
35.0
56.5
54.8
1245.2
1300.0
Standard
All
126
74
5
47
76.5
60.7
91.1
1230.2
1321.2
White
64
40
3
21
41.5
64.8
126.2
1215.6
1341.8
Black
62
34
2
26
35.0
56.5
54.8
1245.2
1300.0
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
2140135150
Prinsloo, V (Veronique)
3
2.0
2
0
1
66.7
1243.0
141.7
1384.7
View list
2
2140149175
Boshoff, M (Milah)
3
1.5
1
1
1
50.0
1314.8
0.0
1314.8
View list
3
1140134429
Botha, G (Gregory)
2
2.0
2
0
0
100.0
1321.8
425.0
1746.8
View list
4
2150147100
Dixon, G (Genevieve)
2
1.0
1
0
1
50.0
1317.7
0.0
1317.7
View list
5
2110157405
Strauss, L (Luné)
2
1.0
1
0
1
50.0
1325.5
0.0
1325.5
View list
6
2120138294
Swanepoel, L (Leja)
2
1.0
1
0
1
50.0
1232.4
0.0
1232.4
View list
7
2140143861
Van Wyk, A (Ame)
2
1.0
1
0
1
50.0
1252.3
0.0
1252.3
View list
8
1160159893
Wannenburg, H (Heinrich Daniel)
2
1.0
1
0
1
50.0
1372.9
0.0
1372.9
View list
9
2140143071
Haupt, A (Abigail)
2
0.5
0
1
1
25.0
1289.9
-212.5
1077.4
View list
10
2150137653
Conradie, I (Ingrid)
2
0.0
0
0
2
0.0
1291.8
-425.0
866.8
View list
11
2140303331
Coulson, M (Myka Belle)
1
1.0
1
0
0
100.0
1313.1
425.0
1738.1
View list
12
1140139953
Bresler, J (James)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
13
1130134041
Botha, L (Logan)
1
1.0
1
0
0
100.0
1291.8
425.0
1716.8
View list
14
1140161271
Bethuel, T (Talane)
1
1.0
1
0
0
100.0
1372.9
425.0
1797.9
View list
15
2140149955
Barnard, M (Marizaan)
1
1.0
1
0
0
100.0
1313.1
425.0
1738.1
View list
16
1130144759
Barnard, J (Josua)
1
1.0
1
0
0
100.0
1278.1
425.0
1703.1
View list
17
2140135916
Emanuel, S (Shiloh)
1
1.0
1
0
0
100.0
1313.1
425.0
1738.1
View list
18
2140303641
Dibetle, K (Kegotshepile)
1
1.0
1
0
0
100.0
1313.1
425.0
1738.1
View list
19
2150136753
Exarchos, I (Isabella)
1
1.0
1
0
0
100.0
1313.1
425.0
1738.1
View list
20
2140143069
Fokker, L (Luane)
1
1.0
1
0
0
100.0
1215.9
425.0
1640.9
View list
