Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Schroeder, L (Liam)
Dob:
2009/05/24 (U16)
Gender:
Male
Chess SA id:
1090096311
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Last active:
2024/09/01 (15 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
1604.1
Current Weighted rating
1508.7
Current Weighted performance
1606.7
Current official/published rating (highest between Raw, WR and WP)
1606.7
Current highest rating achieved
1604.1
Current floor (min rating allowed)
1104.1
Current K-factor
28
Games played this month
6
Score (S)
5.0
Expected score (We)
3.56
Difference (S-We)
1.20
Current Raw change (no limits, including tournament time weight)
33.5
Current min/max change allowed (with limits)
±93.2
Current Raw change used (final)
33.5
Projected new Raw rating
1637.6
Projected new Weighed rating
1389.3
Projected new Weighted performance
1682.5
Projected new final Raw rating (if new WP > new Raw)
1682.5
Projected new highest rating
1682.5
Projected new floor
1182.5
Projected new K-facor
28
Projected new official/published rating (highest between new Raw, new WR and new WP)
1682.5
Projected effective change (new Official - current Official)
+75.8
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
1564.9
Current Weighted rating
1505.3
Current Weighted performance
1598.4
Current official/published rating (highest between Raw, WR and WP)
1598.4
Current highest rating achieved
1564.9
Current floor (min rating allowed)
1064.9
Current K-factor
32
Games played this month
6
Score (S)
5.0
Expected score (We)
3.41
Difference (S-We)
1.59
Current Raw change (no limits, including tournament time weight)
50.9
Current min/max change allowed (with limits)
±98.6
Current Raw change used (final)
50.9
Projected new Raw rating
1615.8
Projected new Weighed rating
1385.8
Projected new Weighted performance
1677.1
Projected new final Raw rating (if new WP > new Raw)
1677.1
Projected new highest rating
1677.1
Projected new floor
1177.1
Projected new K-facor
28
Projected new official/published rating (highest between new Raw, new WR and new WP)
1677.1
Projected effective change (new Official - current Official)
+78.7
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
1581.3
Current Weighted rating
1458.9
Current Weighted performance
1515.7
Current official/published rating (highest between Raw, WR and WP)
1581.3
Current highest rating achieved
1581.3
Current floor (min rating allowed)
1081.3
Current K-factor
32
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)
±96.3
Current Raw change used (final)
0.0
Projected new Raw rating
1581.3
Projected new Weighed rating
1345.4
Projected new Weighted performance
1515.7
Projected new final Raw rating (if new WP > new Raw)
1581.3
Projected new highest rating
1581.3
Projected new floor
1081.3
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1581.3
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
1225.1
Current Weighted rating
1220.5
Current Weighted performance
1002.8
Current official/published rating (highest between Raw, WR and WP)
1225.1
Current highest rating achieved
1286.0
Current floor (min rating allowed)
786.0
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)
±160.0
Current Raw change used (final)
0.0
Projected new Raw rating
1225.1
Projected new Weighed rating
1122.2
Projected new Weighted performance
1002.8
Projected new final Raw rating (if new WP > new Raw)
1225.1
Projected new highest rating
1286.0
Projected new floor
786.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1225.1
Projected effective change (new Official - current Official)
=0.0
Tournaments
History
Tournament:
Western Cape Top Schools Championship 2024 (U15 Mixed)
Start:
2024/08/30
End:
2024/09/01
Host:
WEG
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
6
Games:
6
Score:
5.0
Main rating:
1604.1
Rating gain/loss:
33.5
Type rating:
1564.9
Rating gain/loss:
50.9
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
11
Western Cape Top Schools Championship 2024 (U15 Mixed)
2024/08/30
2024/09/01
Eden (WEG)
Standard
60
0.83
6
6
5.0
1604.1
1564.9
Analysis
10
Western Cape Women’s Championship 2024 (Intermediate)
2024/08/10
2024/08/10
West Coast (WCU)
Standard
60
0.83
5
5
4.5
1545.4
1510.6
Analysis
9
Pedro Booyse Top Schools Championships 2024 (U15)
2024/07/20
2024/07/20
West Coast (WCU)
Standard
60
0.83
5
4
4.0
1545.4
1510.6
Analysis
8
West Coast & Mykonos Open 2024 (Elite)
2024/05/17
2024/05/19
West Coast (WCU)
Standard
90
0.94
6
6
2.0
1558.3
1524.0
Analysis
7
Lower West Top Schools 2024 (U15)
2024/05/11
2024/05/11
West Coast (WCU)
Rapid
30
0.60
5
2
2.0
1558.3
1574.6
Analysis
6
Deep Blue Open 2024 (Elite)
2024/04/13
2024/04/13
West Coast (WCU)
Rapid
35
0.66
5
5
4.0
1533.6
1464.8
Analysis
5
Western Cape Inter Region Cup 2024 (U20 Boys)
2024/03/23
2024/03/24
Overberg (WOS)
Standard
90
0.94
5
5
3.0
1497.5
1495.8
Analysis
4
Western Cape Inter Region Cup 2024 (Blitz)
2024/03/22
2024/03/22
Overberg (WOS)
Blitz
5
0.18
7
7
3.0
1497.5
1210.7
Analysis
3
Western Cape HS Individuals Championship 2024 (U15 Boys)
2024/03/21
2024/03/22
Overberg (WOS)
Standard
60
0.83
6
6
4.5
1497.5
1495.8
Analysis
2
West Coast Schools Chess Prestige Championships 2024 (U15 Boys)
2024/02/24
2024/02/24
West Coast (WCU)
Rapid
30
0.60
5
5
4.0
1476.4
1401.4
Analysis
1
Lower West Coast Schools Chess Prestige 2024 (U15 Boys)
2024/02/17
2024/02/17
West Coast (WCU)
Rapid
30
0.60
5
5
4.5
1476.4
1401.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
63
Western Cape Top Schools Championship 2024 (U15 Mixed)
2024/08/30
2024/09/01
Eden (WEG)
Standard
60
0.83
6
6
5.0
1604.1
1564.9
Analysis
62
Western Cape Women’s Championship 2024 (Intermediate)
2024/08/10
2024/08/10
West Coast (WCU)
Standard
60
0.83
5
5
4.5
1545.4
1510.6
Analysis
61
Pedro Booyse Top Schools Championships 2024 (U15)
2024/07/20
2024/07/20
West Coast (WCU)
Standard
60
0.83
5
4
4.0
1545.4
1510.6
Analysis
60
West Coast & Mykonos Open 2024 (Elite)
2024/05/17
2024/05/19
West Coast (WCU)
Standard
90
0.94
6
6
2.0
1558.3
1524.0
Analysis
59
Lower West Top Schools 2024 (U15)
2024/05/11
2024/05/11
West Coast (WCU)
Rapid
30
0.60
5
2
2.0
1558.3
1574.6
Analysis
58
Deep Blue Open 2024 (Elite)
2024/04/13
2024/04/13
West Coast (WCU)
Rapid
35
0.66
5
5
4.0
1533.6
1464.8
Analysis
57
Western Cape Inter Region Cup 2024 (U20 Boys)
2024/03/23
2024/03/24
Overberg (WOS)
Standard
90
0.94
5
5
3.0
1497.5
1495.8
Analysis
56
Western Cape Inter Region Cup 2024 (Blitz)
2024/03/22
2024/03/22
Overberg (WOS)
Blitz
5
0.18
7
7
3.0
1497.5
1210.7
Analysis
55
Western Cape HS Individuals Championship 2024 (U15 Boys)
2024/03/21
2024/03/22
Overberg (WOS)
Standard
60
0.83
6
6
4.5
1497.5
1495.8
Analysis
54
West Coast Schools Chess Prestige Championships 2024 (U15 Boys)
2024/02/24
2024/02/24
West Coast (WCU)
Rapid
30
0.60
5
5
4.0
1476.4
1401.4
Analysis
53
Lower West Coast Schools Chess Prestige 2024 (U15 Boys)
2024/02/17
2024/02/17
West Coast (WCU)
Rapid
30
0.60
5
5
4.5
1476.4
1401.4
Analysis
52
Clanwilliam Chess Club Open 2023 (A)
2023/12/02
2023/12/02
West Coast (WCU)
Rapid
35
0.66
5
5
3.5
1462.9
1371.0
Analysis
51
West Coast Primary Schools Grand Challenge League 2023 (High School)
2023/10/21
2023/10/21
West Coast (WCU)
Rapid
15
0.39
5
5
4.5
1442.1
1303.2
Analysis
50
Basil Ellman Rapid 2023 (C)
2023/09/30
2023/09/30
West Coast (WCU)
Rapid
30
0.60
5
4
1.5
1476.4
1364.3
Analysis
49
Deep Blue Open 2023 (Elite)
2023/09/16
2023/09/16
West Coast (WCU)
Rapid
28
0.58
5
5
1.5
1476.4
1364.3
Analysis
48
Western Cape Top Schools 2023 (U15 Mixed)
2023/09/02
2023/09/03
Cape Winelands (WCW)
Standard
60
0.83
6
6
4.0
1476.4
1484.6
Analysis
47
CW Top Schools 2023 (Advanced)
2023/08/11
2023/08/13
West Coast (WCU)
Standard
90
0.94
6
6
3.5
1467.1
1477.9
Analysis
46
Pedro Booyse Top Schools 2023 (High School)
2023/07/29
2023/07/29
West Coast (WCU)
Standard
60
0.83
5
5
3.5
1469.0
1494.2
Analysis
45
Lower West Coast Top Schools Championships 2023 (High School)
2023/06/10
2023/06/10
West Coast (WCU)
Rapid
30
0.60
5
5
3.5
1455.8
1330.1
Analysis
44
St Helenabaai Open 2023 (Elite)
2023/05/13
2023/05/13
West Coast (WCU)
Rapid
30
0.60
5
5
2.0
1492.7
1366.6
Analysis
1
2
3
4
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
56
36
9
11
40.5
72.3
189.7
1437.6
1627.4
White
29
16
6
7
19.0
65.5
131.9
1470.1
1602.0
Black
27
20
3
4
21.5
79.6
251.9
1402.7
1654.6
Standard
All
32
20
6
6
23.0
71.9
185.9
1464.5
1650.5
White
16
8
4
4
10.0
62.5
106.3
1513.6
1619.9
Black
16
12
2
2
13.0
81.3
265.6
1415.5
1681.1
Rapid
All
17
13
3
1
14.5
85.3
300.0
1330.6
1630.6
White
10
8
2
0
9.0
90.0
340.0
1337.8
1677.8
Black
7
5
1
1
5.5
78.6
242.9
1320.4
1563.2
Blitz
All
7
3
0
4
3.0
42.9
-60.7
1574.5
1513.8
White
3
0
0
3
0.0
0.0
-425.0
1679.1
1254.1
Black
4
3
0
1
3.0
75.0
212.5
1496.0
1708.5
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
320
204
27
89
217.5
68.0
152.7
1295.0
1447.8
White
160
108
13
39
114.5
71.6
183.3
1296.1
1479.4
Black
160
96
14
50
103.0
64.4
122.2
1294.0
1416.1
Standard
All
177
113
14
50
120.0
67.8
151.3
1297.2
1448.5
White
89
60
7
22
63.5
71.3
181.5
1301.9
1483.4
Black
88
53
7
28
56.5
64.2
120.7
1292.5
1413.2
Rapid
All
116
76
13
27
82.5
71.1
179.5
1283.7
1463.2
White
59
42
6
11
45.0
76.3
223.3
1284.7
1508.0
Black
57
34
7
16
37.5
65.8
134.2
1282.7
1416.9
Blitz
All
27
15
0
12
15.0
55.6
47.2
1329.5
1376.7
White
12
6
0
6
6.0
50.0
0.0
1309.3
1309.3
Black
15
9
0
6
9.0
60.0
85.0
1345.6
1430.6
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
109090543
Visagie, C (Christopher)
13
7.5
6
3
4
57.7
1406.7
65.4
1472.1
View list
2
108090548
Lewaks, S (Shaundre)
9
0.5
0
1
8
5.6
1382.7
-377.8
1005.0
View list
3
1090096276
De Klerk, J (Jason)
7
6.5
6
1
0
92.9
1336.0
364.3
1700.2
View list
4
1090099730
Drennen, L (Liam)
7
6.0
6
0
1
85.7
1385.0
303.6
1688.6
View list
5
1100138326
Koopman, T (Tyler)
7
4.0
2
4
1
57.1
1477.7
60.7
1538.4
View list
6
109093484
Duiker, P (Phillip)
6
6.0
6
0
0
100.0
1473.2
425.0
1898.2
View list
7
1100103503
Arendse, Q (Qnwinne)
5
5.0
6
0
0
100.0
1397.6
425.0
1822.6
View list
8
109090545
Brooks, L (Lehane)
5
5.0
5
0
0
100.0
1303.1
425.0
1728.1
View list
9
1090096312
Lu, DTX (Daniel Ting Xu)
5
4.5
4
1
0
90.0
1319.8
340.0
1659.8
View list
10
1060096290
Kariem, S (Shakir)
5
2.5
2
1
2
50.0
1399.7
0.0
1399.7
View list
11
1060099677
Njokweni, L (Llyabona)
5
1.0
0
2
3
20.0
1413.1
-255.0
1158.1
View list
12
1110139048
Siebritz, Y (Yul)
4
3.0
3
0
1
75.0
1485.5
212.5
1698.0
View list
13
1090096256
Ocks, K (Keano)
4
2.0
2
0
2
50.0
1288.8
0.0
1288.8
View list
14
108077754
Opperman, M (Matthew)
4
1.5
1
1
2
37.5
1416.6
-106.3
1310.4
View list
15
2100115883
Bester, K (Kericheni)
3
3.0
3
0
0
100.0
1276.1
425.0
1701.1
View list
16
1090142540
Sawayer, L (Luke)
3
3.0
3
0
0
100.0
1448.9
425.0
1873.9
View list
17
2100131696
Warner, A (Alicia)
3
3.0
3
0
0
100.0
1469.5
425.0
1894.5
View list
18
109093559
Kameel, L (Lindon)
3
2.0
2
0
1
66.7
1364.4
141.7
1506.1
View list
19
105065981
Minnaar, E (Ethan)
3
2.0
2
0
1
66.7
1458.1
141.7
1599.8
View list
20
2090107109
Pienaar, F (Francisca)
3
2.0
2
0
1
66.7
1419.8
141.7
1561.5
View list