Chess South Africa
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Chess South Africa
Retief, A (Antonie)
Dob:
2012/12/18 (U14)
Gender:
Male
Chess SA id:
1120111803
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Last active:
2024/03/16 (44 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
1452.2
Curent Weighted rating
1375.4
Curent Weighted performance
1418.8
Current official/published rating (highest between Raw, WR and WP)
1452.2
Current floor (min rating allowed)
952.2
Current highest rating achieved
1452.2
Current K-factor
32
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)
±115.8
Current Raw change used (final)
0.0
Projected new Raw rating
1452.2
Projected new Weighed rating
1383.7
Projected new Weighted performance
1418.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1452.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1452.2
Projected new floor
952.2
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
1461.1
Curent Weighted rating
1377.2
Curent Weighted performance
1421.1
Current official/published rating (highest between Raw, WR and WP)
1461.1
Current floor (min rating allowed)
961.1
Current highest rating achieved
1461.1
Current K-factor
32
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)
±114.3
Current Raw change used (final)
0.0
Projected new Raw rating
1461.1
Projected new Weighed rating
1386.4
Projected new Weighted performance
1421.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1461.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1461.1
Projected new floor
961.1
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
1163.6
Curent Weighted rating
1157.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1163.6
Current floor (min rating allowed)
663.6
Current highest rating achieved
1163.6
Current K-factor
40
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)
±174.6
Current Raw change used (final)
0.0
Projected new Raw rating
1163.6
Projected new Weighed rating
1158.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1163.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1163.6
Projected new floor
663.6
Projected new K-facor
40
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
1094.0
Curent Weighted rating
1121.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1121.6
Current floor (min rating allowed)
663.6
Current highest rating achieved
1094.0
Current K-factor
40
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)
±192.8
Current Raw change used (final)
0.0
Projected new Raw rating
1094.0
Projected new Weighed rating
1117.3
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1117.3
Projected effective change (new Official - current Official)
-4.2
Projected new highest rating
1094.0
Projected new floor
663.6
Projected new K-facor
40
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
5
2024 Chris Greyling Open Chess Tournament (C)
2024/03/16
2024/03/16
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1446.9
1460.5
Analysis
4
JMC Unika School Tournament 2024 (C)
2024/03/02
2024/03/02
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.5
1446.9
1460.5
Analysis
3
2024 Blou Bul Open Chess Tournament (C)
2024/02/10
2024/02/10
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1446.1
1460.2
Analysis
2
JMC Kick Off Tournament 2024 (C)
2024/01/28
2024/01/28
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.5
1387.9
1391.7
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U12A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.5
1387.9
1391.7
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
53
2024 Chris Greyling Open Chess Tournament (C)
2024/03/16
2024/03/16
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1446.9
1460.5
Analysis
52
JMC Unika School Tournament 2024 (C)
2024/03/02
2024/03/02
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.5
1446.9
1460.5
Analysis
51
2024 Blou Bul Open Chess Tournament (C)
2024/02/10
2024/02/10
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1446.1
1460.2
Analysis
50
JMC Kick Off Tournament 2024 (C)
2024/01/28
2024/01/28
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.5
1387.9
1391.7
Analysis
49
2024 Gauteng Inter-Region Chess Championship (U12A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.5
1387.9
1391.7
Analysis
48
Africawide Chess Championship 2023 (Development B)
2023/11/04
2023/11/04
Johannesburg Metro (GJM)
Standard
90
0.94
5
5
2.5
1385.5
1394.6
Analysis
47
Mzansi Bryanston Rapid 2023 (Intermediate)
2023/10/07
2023/10/07
Johannesburg Metro (GJM)
Rapid
25
0.54
5
4
2.0
1389.2
1154.0
Analysis
46
JMC Closed Aug 2023 (U12)
2023/08/04
2023/08/06
Johannesburg Metro (GJM)
Standard
90
0.94
6
6
5.0
1304.3
1300.7
Analysis
45
JMC Trinity Little Falls 2023 (B)
2023/07/02
2023/07/02
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
1.5
1324.6
1326.3
Analysis
44
Wynie Robbertse Open Tournament 2023 (B)
2023/06/03
2023/06/03
Tshwane (GTP)
Standard
60
0.83
5
5
3.5
1294.4
1291.0
Analysis
43
2023 Tshwane Chess FIDE Rated Blitz League 1
2023/05/28
2023/05/28
Tshwane (GTP)
Blitz
5
0.18
9
9
3.0
1318.9
1200.0
Analysis
42
Gauteng Open Arnold Classic 2023 (C)
2023/05/20
2023/05/20
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1318.9
1301.8
Analysis
41
JNW Open - Trinityhouse Little Falls 2023 (B)
2023/05/13
2023/05/13
Johannesburg Metro (GJM)
Standard
60
0.83
5
4
0.5
1318.9
1301.8
Analysis
40
2023 Mid Gauteng Open Tournament (B)
2023/05/06
2023/05/06
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1318.9
1301.8
Analysis
39
JNW Open - Crawford 2023 (B)
2023/03/04
2023/03/04
Johannesburg Metro (GJM)
Standard
60
0.83
5
4
0.0
1376.9
1373.4
Analysis
38
Laerskool Constantiapark Open Chess Tournament 2023 (U12)
2023/02/18
2023/02/18
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1344.3
1331.6
Analysis
37
2023 Tshwane Chess Open Registration Tournament (B2)
2023/01/28
2023/01/28
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1387.2
1380.2
Analysis
36
Harties Wolf Pack 2023 (Rooks)
2023/01/21
2023/01/21
Bojanala Platina (NBR)
Standard
62
0.84
5
5
3.0
1387.2
1380.2
Analysis
35
2022 South African Junior Team Chess Championships (U12 Open)
2022/12/04
2022/12/08
4 Knights (4K)
Standard
120
1.00
7
7
6.0
1322.8
1319.7
Analysis
34
CPH Chess Clubs Challenge 2022 (Primary Schools)
2022/11/12
2022/11/12
Johannesburg Metro (GJM)
Rapid
20
0.47
6
5
2.5
1281.9
1141.6
Analysis
1
2
3
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
25
12
7
6
15.5
62.0
102.0
1380.2
1482.2
White
10
2
4
4
4.0
40.0
-85.0
1393.8
1308.8
Black
15
10
3
2
11.5
76.7
226.7
1371.1
1597.7
Standard
All
25
12
7
6
15.5
62.0
102.0
1380.2
1482.2
White
10
2
4
4
4.0
40.0
-85.0
1393.8
1308.8
Black
15
10
3
2
11.5
76.7
226.7
1371.1
1597.7
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
283
132
37
114
150.5
53.2
27.0
1259.7
1286.7
White
141
70
18
53
79.0
56.0
51.2
1268.5
1319.7
Black
142
62
19
61
71.5
50.4
3.0
1251.0
1254.0
Standard
All
255
123
34
98
140.0
54.9
41.7
1257.2
1298.8
White
127
65
16
46
73.0
57.5
63.6
1263.0
1326.6
Black
128
58
18
52
67.0
52.3
19.9
1251.3
1271.3
Rapid
All
19
6
3
10
7.5
39.5
-89.5
1313.4
1223.9
White
10
3
2
5
4.0
40.0
-85.0
1337.3
1252.3
Black
9
3
1
5
3.5
38.9
-94.4
1286.9
1192.4
Blitz
All
9
3
0
6
3.0
33.3
-141.7
1218.3
1076.6
White
4
2
0
2
2.0
50.0
0.0
1268.6
1268.6
Black
5
1
0
4
1.0
20.0
-255.0
1178.0
923.0
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1120096779
Yang, JD (Daniel)
5
0.5
0
1
4
10.0
1230.8
-340.0
890.8
View list
2
2120111139
Maharaj, A (Aditi)
4
4.0
4
0
0
100.0
1266.9
425.0
1691.9
View list
3
2120115655
Mugaragumbo, A (Amour)
4
2.5
2
1
1
62.5
1175.3
106.3
1281.5
View list
4
2120115959
Mungal, Z (Zoey)
4
1.5
1
1
2
37.5
1169.8
-106.3
1063.5
View list
5
1120135549
Segal, J (Jamie)
4
1.0
0
2
2
25.0
1291.2
-212.5
1078.7
View list
6
1150130726
Badenhorst, D (Daniel)
3
2.0
2
0
1
66.7
1331.9
141.7
1473.6
View list
7
1140135557
Thorulsley, K (Kairaav)
3
2.0
2
0
1
66.7
1293.0
141.7
1434.6
View list
8
1130117291
Weng, D (Daniel)
3
2.0
2
0
1
66.7
1323.9
141.7
1465.6
View list
9
1110133758
Bloem, J (James)
3
2.0
1
2
0
66.7
1376.6
141.7
1518.2
View list
10
2090108309
Maharaj, A (Anaamika)
3
1.0
1
0
2
33.3
1333.6
-141.7
1191.9
View list
11
2120103104
Zulu, T (Thandoluhle)
3
1.0
1
0
2
33.3
1261.6
-141.7
1120.0
View list
12
2120109902
Suresh, A (Aaradhya)
3
0.5
0
1
2
16.7
1258.8
-283.3
975.5
View list
13
211085191
Naidoo, K (Kajol)
3
0.0
0
0
3
0.0
1289.4
-425.0
864.4
View list
14
1120119998
Horne, K (Kian Louis)
2
2.0
2
0
0
100.0
1264.8
425.0
1689.8
View list
15
1150134895
Joubert, J (Joshua)
2
2.0
2
0
0
100.0
1362.5
425.0
1787.5
View list
16
2110141968
Kingsbury, G (Gabriella)
2
2.0
2
0
0
100.0
1295.3
425.0
1720.3
View list
17
2130107813
Labuschagne, A (Anandi)
2
2.0
2
0
0
100.0
1141.5
425.0
1566.5
View list
18
1130108313
Moolman, N (Niel)
2
2.0
2
0
0
100.0
1141.5
425.0
1566.5
View list
19
2130130731
Papanicolaou, M (Mila)
2
2.0
2
0
0
100.0
1280.4
425.0
1705.4
View list
20
1120110078
Pretorius, C (Christiaan)
2
2.0
2
0
0
100.0
1136.5
425.0
1561.5
View list