Chess South Africa
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Chess South Africa
Siebritz, Y (Yul)
Dob:
2011/01/09 (U14)
Gender:
Male
Chess SA id:
1110139048
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Last active:
2024/04/24 (8 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
1384.2
Curent Weighted rating
1329.4
Curent Weighted performance
1314.0
Current official/published rating (highest between Raw, WR and WP)
1384.2
Current floor (min rating allowed)
907.7
Current highest rating achieved
1407.7
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)
±127.5
Current Raw change used (final)
0.0
Projected new Raw rating
1384.2
Projected new Weighed rating
1336.2
Projected new Weighted performance
1314.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1384.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1407.7
Projected new floor
907.7
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
1292.3
Curent Weighted rating
1275.2
Curent Weighted performance
1216.4
Current official/published rating (highest between Raw, WR and WP)
1292.3
Current floor (min rating allowed)
800.6
Current highest rating achieved
1300.6
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)
±145.4
Current Raw change used (final)
0.0
Projected new Raw rating
1292.3
Projected new Weighed rating
1278.0
Projected new Weighted performance
1216.4
Projected new official/published rating (highest between new Raw, new WR and new WP)
1292.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1300.6
Projected new floor
800.6
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
1454.4
Curent Weighted rating
1353.2
Curent Weighted performance
1396.9
Current official/published rating (highest between Raw, WR and WP)
1454.4
Current floor (min rating allowed)
1017.4
Current highest rating achieved
1517.4
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)
±115.4
Current Raw change used (final)
0.0
Projected new Raw rating
1454.4
Projected new Weighed rating
1365.1
Projected new Weighted performance
1396.9
Projected new official/published rating (highest between new Raw, new WR and new WP)
1454.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1517.4
Projected new floor
1017.4
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
1403.4
Curent Weighted rating
1195.4
Curent Weighted performance
1402.9
Current official/published rating (highest between Raw, WR and WP)
1403.4
Current floor (min rating allowed)
1017.4
Current highest rating achieved
1403.4
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)
±124.1
Current Raw change used (final)
0.0
Projected new Raw rating
1403.4
Projected new Weighed rating
1212.8
Projected new Weighted performance
1402.9
Projected new official/published rating (highest between new Raw, new WR and new WP)
1403.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1403.4
Projected new floor
1017.4
Projected new K-facor
32
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
10
Deep Blue Chess Club April Blitz 2024
2024/04/24
2024/04/24
West Coast (WCU)
Blitz
5
0.18
7
5
4.0
1392.0
1249.4
Analysis
9
Deep Blue Open 2024 (Elite)
2024/04/13
2024/04/13
West Coast (WCU)
Rapid
35
0.66
5
5
1.5
1392.0
1517.4
Analysis
8
Deep Blue March Blitz 2024
2024/03/27
2024/03/27
West Coast (WCU)
Blitz
5
0.18
5
5
5.0
1392.0
1249.4
Analysis
7
Western Cape Inter Region Cup 2024 (U14 Boys)
2024/03/23
2024/03/24
Overberg (WOS)
Standard
90
0.94
5
4
1.0
1407.7
1291.6
Analysis
6
Western Cape Inter Region Cup 2024 (Blitz)
2024/03/22
2024/03/22
Overberg (WOS)
Blitz
5
0.18
7
7
2.0
1407.7
1347.0
Analysis
5
West Coast Schools Chess Prestige Championships 2024 (U13 Boys)
2024/03/09
2024/03/09
West Coast (WCU)
Rapid
30
0.60
5
5
3.5
1407.7
1507.9
Analysis
4
Deep Blue February Blitz Juniors 2024
2024/02/28
2024/02/28
West Coast (WCU)
Blitz
5
0.18
7
7
6.5
1367.6
1277.2
Analysis
3
Lower West Coast Schools Chess Prestige 2024 (U13 Boys)
2024/02/17
2024/02/17
West Coast (WCU)
Rapid
30
0.60
5
4
4.0
1367.6
1380.2
Analysis
2
Longacres Top 10 Battle January 2024
2024/01/27
2024/01/27
West Coast (WCU)
Rapid
12
0.33
5
5
4.0
1345.1
1364.5
Analysis
1
Deep Blue CC Blitz 2024 (Juniors)
2024/01/27
2024/01/27
West Coast (WCU)
Blitz
5
0.18
7
7
7.0
1345.1
1124.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
41
Deep Blue Chess Club April Blitz 2024
2024/04/24
2024/04/24
West Coast (WCU)
Blitz
5
0.18
7
5
4.0
1392.0
1249.4
Analysis
40
Deep Blue Open 2024 (Elite)
2024/04/13
2024/04/13
West Coast (WCU)
Rapid
35
0.66
5
5
1.5
1392.0
1517.4
Analysis
39
Deep Blue March Blitz 2024
2024/03/27
2024/03/27
West Coast (WCU)
Blitz
5
0.18
5
5
5.0
1392.0
1249.4
Analysis
38
Western Cape Inter Region Cup 2024 (U14 Boys)
2024/03/23
2024/03/24
Overberg (WOS)
Standard
90
0.94
5
4
1.0
1407.7
1291.6
Analysis
37
Western Cape Inter Region Cup 2024 (Blitz)
2024/03/22
2024/03/22
Overberg (WOS)
Blitz
5
0.18
7
7
2.0
1407.7
1347.0
Analysis
36
West Coast Schools Chess Prestige Championships 2024 (U13 Boys)
2024/03/09
2024/03/09
West Coast (WCU)
Rapid
30
0.60
5
5
3.5
1407.7
1507.9
Analysis
35
Deep Blue February Blitz Juniors 2024
2024/02/28
2024/02/28
West Coast (WCU)
Blitz
5
0.18
7
7
6.5
1367.6
1277.2
Analysis
34
Lower West Coast Schools Chess Prestige 2024 (U13 Boys)
2024/02/17
2024/02/17
West Coast (WCU)
Rapid
30
0.60
5
4
4.0
1367.6
1380.2
Analysis
33
Longacres Top 10 Battle January 2024
2024/01/27
2024/01/27
West Coast (WCU)
Rapid
12
0.33
5
5
4.0
1345.1
1364.5
Analysis
32
Deep Blue CC Blitz 2024 (Juniors)
2024/01/27
2024/01/27
West Coast (WCU)
Blitz
5
0.18
7
7
7.0
1345.1
1124.4
Analysis
31
Clanwilliam Chess Club Open 2023 (B)
2023/12/02
2023/12/02
West Coast (WCU)
Rapid
35
0.66
5
5
4.0
1315.4
1332.2
Analysis
30
Deep Blue Open Team 2023
2023/11/04
2023/11/04
West Coast (WCU)
Rapid
30
0.60
5
5
4.0
1280.6
1268.8
Analysis
29
West Coast Primary Schools Grand Challenge League 2023 (Primary School)
2023/10/21
2023/10/21
West Coast (WCU)
Rapid
15
0.39
5
5
3.5
1265.2
1223.7
Analysis
28
Basil Ellman Rapid 2023 (C)
2023/09/30
2023/09/30
West Coast (WCU)
Rapid
30
0.60
5
5
1.0
1322.3
1349.8
Analysis
27
Western Cape Closed Championship 2023 (D)
2023/09/24
2023/09/25
Cape Town (WCT)
Standard
90
0.94
6
6
3.0
1322.3
1280.1
Analysis
26
Deep Blue Open 2023 (Elite)
2023/09/16
2023/09/16
West Coast (WCU)
Rapid
28
0.58
5
5
1.0
1322.3
1349.8
Analysis
25
CW Top Schools 2023 (Advanced)
2023/08/11
2023/08/13
West Coast (WCU)
Standard
90
0.94
6
6
2.0
1350.4
1300.6
Analysis
24
Pedro Booyse Top Schools 2023 (U13)
2023/07/29
2023/07/29
West Coast (WCU)
Standard
60
0.83
5
5
3.0
1333.1
1269.9
Analysis
23
Youth Day 1 2023 (Elite)
2023/06/17
2023/06/17
West Coast (WCU)
Rapid
33
0.64
5
5
2.0
1378.3
1397.5
Analysis
22
Lower West Coast Top Schools Championships 2023 (U13)
2023/06/10
2023/06/10
West Coast (WCU)
Rapid
30
0.60
5
5
3.0
1378.3
1397.5
Analysis
1
2
3
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
54
37
3
14
38.5
71.3
181.0
1298.7
1479.7
White
28
21
3
4
22.5
80.4
258.0
1279.7
1537.8
Black
26
16
0
10
16.0
61.5
98.1
1319.2
1417.2
Standard
All
4
1
0
3
1.0
25.0
-212.5
1518.3
1305.8
White
2
1
0
1
1.0
50.0
0.0
1524.5
1524.5
Black
2
0
0
2
0.0
0.0
-425.0
1512.3
1087.3
Rapid
All
19
12
2
5
13.0
68.4
156.6
1275.5
1432.1
White
11
7
2
2
8.0
72.7
193.2
1290.3
1483.5
Black
8
5
0
3
5.0
62.5
106.3
1255.1
1361.4
Blitz
All
31
24
1
6
24.5
79.0
246.8
1284.6
1531.4
White
15
13
1
1
13.5
90.0
340.0
1239.3
1579.3
Black
16
11
0
5
11.0
68.8
159.4
1327.1
1486.4
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
210
111
10
89
116.0
55.2
44.5
1306.5
1351.0
White
105
59
6
40
62.0
59.0
76.9
1292.0
1368.9
Black
105
52
4
49
54.0
51.4
12.1
1320.9
1333.1
Standard
All
56
24
2
30
25.0
44.6
-45.5
1356.1
1310.6
White
29
13
1
15
13.5
46.6
-29.3
1376.1
1346.8
Black
27
11
1
15
11.5
42.6
-63.0
1334.6
1271.7
Rapid
All
113
60
7
46
63.5
56.2
52.7
1279.9
1332.5
White
56
31
4
21
33.0
58.9
75.9
1261.2
1337.1
Black
57
29
3
25
30.5
53.5
29.8
1298.2
1328.0
Blitz
All
41
27
1
13
27.5
67.1
145.1
1312.0
1457.1
White
20
15
1
4
15.5
77.5
233.8
1256.3
1490.1
Black
21
12
0
9
12.0
57.1
60.7
1364.9
1425.7
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
206055118
Ellman, A (Anne-Belle)
6
5.5
5
1
0
91.7
1366.2
354.2
1720.4
View list
2
2110159903
Siebritz, N (Noelle)
4
4.0
4
0
0
100.0
1374.2
425.0
1799.2
View list
3
1120153777
Wehr, C (Corbin)
4
4.0
4
0
0
100.0
1346.3
425.0
1771.3
View list
4
206077294
Galant, R (Rozaan)
4
1.0
1
0
3
25.0
1317.0
-212.5
1104.5
View list
5
1090096311
Schroeder, L (Liam)
4
1.0
1
0
3
25.0
1282.0
-212.5
1069.5
View list
6
2100142543
Love, C (Celine)
4
0.5
0
1
3
12.5
1318.9
-318.8
1000.1
View list
7
1100138326
Koopman, T (Tyler)
4
0.0
0
0
4
0.0
1304.6
-425.0
879.6
View list
8
1060099677
Njokweni, L (Llyabona)
4
0.0
0
0
4
0.0
1337.7
-425.0
912.7
View list
9
1120100598
Ellman, A (Andries)
3
3.0
3
0
0
100.0
1368.2
425.0
1793.2
View list
10
1090105088
Williams, C (Clarance-John)
3
2.0
2
0
1
66.7
1274.8
141.7
1416.4
View list
11
109093484
Duiker, P (Phillip)
3
1.5
1
1
1
50.0
1285.1
0.0
1285.1
View list
12
1100103503
Arendse, Q (Qnwinne)
3
1.0
1
0
3
33.3
1296.9
-141.7
1155.2
View list
13
1120139043
Klaasens, J (Jermaine)
3
0.5
0
1
2
16.7
1225.3
-283.3
941.9
View list
14
1060096290
Kariem, S (Shakir)
3
0.0
0
0
3
0.0
1315.6
-425.0
890.6
View list
15
109090543
Visagie, C (Christopher)
3
0.0
0
0
3
0.0
1287.9
-425.0
862.9
View list
16
1110157832
Adams, T (Tyler)
2
2.0
2
0
0
100.0
1393.0
425.0
1818.0
View list
17
1100142259
Adams, J (Jenito)
2
2.0
2
0
0
100.0
1318.2
425.0
1743.2
View list
18
1060130313
Davids, C (Cleverton)
2
2.0
2
0
0
100.0
1246.5
425.0
1671.5
View list
19
1110139098
Diergaardt, M (Maczayn)
2
2.0
2
0
0
100.0
1210.6
425.0
1635.6
View list
20
209077302
Ellman, E (Elle-Marie)
2
2.0
2
0
0
100.0
1356.3
425.0
1781.3
View list