Chess South Africa
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Chess South Africa
Udemans, B (Billy)
Dob:
2009/06/29 (U16)
Gender:
Male
Chess SA id:
1090139779
FIDE id:
Region:
Nelson Mandela Bay (ENM)
Citizen:
RSA
Title(s):
Last active:
2023/10/08 (222 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
1362.3
Curent Weighted rating
1369.2
Curent Weighted performance
1265.7
Current official/published rating (highest between Raw, WR and WP)
1369.2
Current floor (min rating allowed)
921.6
Current highest rating achieved
1421.6
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)
±131.6
Current Raw change used (final)
0.0
Projected new Raw rating
1362.3
Projected new Weighed rating
1369.2
Projected new Weighted performance
1265.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1369.2
Projected effective change (new Official - current Official)
-0.0
Projected new highest rating
1421.6
Projected new floor
921.6
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
1361.4
Curent Weighted rating
1385.9
Curent Weighted performance
1259.8
Current official/published rating (highest between Raw, WR and WP)
1385.9
Current floor (min rating allowed)
963.2
Current highest rating achieved
1463.2
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)
±131.8
Current Raw change used (final)
0.0
Projected new Raw rating
1361.4
Projected new Weighed rating
1383.7
Projected new Weighted performance
1259.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1383.7
Projected effective change (new Official - current Official)
-2.2
Projected new highest rating
1463.2
Projected new floor
963.2
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
1181.7
Curent Weighted rating
1175.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1181.7
Current floor (min rating allowed)
704.4
Current highest rating achieved
1204.4
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)
±170.2
Current Raw change used (final)
0.0
Projected new Raw rating
1181.7
Projected new Weighed rating
1176.3
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1181.7
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1204.4
Projected new floor
704.4
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
1165.6
Curent Weighted rating
1165.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1165.7
Current floor (min rating allowed)
704.4
Current highest rating achieved
1165.6
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)
±174.1
Current Raw change used (final)
0.0
Projected new Raw rating
1165.6
Projected new Weighed rating
1165.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1165.6
Projected effective change (new Official - current Official)
-0.1
Projected new highest rating
1165.6
Projected new floor
704.4
Projected new K-facor
40
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
18
Eastern Cape Chess Team Championship 2023 (U16)
2023/10/07
2023/10/08
Nelson Mandela Bay (ENM)
Standard
65
0.85
5
5
4.0
1407.2
1431.8
Analysis
17
Eastern Cape Provincial Individual Championship 2023 (U16 Boys)
2023/10/05
2023/10/06
Nelson Mandela Bay (ENM)
Standard
65
0.85
7
7
2.5
1407.2
1431.8
Analysis
16
NMBCU Closed 2023 (U16)
2023/08/11
2023/08/12
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
4.0
1395.5
1420.3
Analysis
15
2023 EC Schools Provincial Winter Games (U15 Boys)
2023/06/02
2023/06/03
Buffalo City (EBC)
Standard
60
0.83
6
6
4.0
1396.3
1429.6
Analysis
14
EP Trials 3 2023 (U16)
2023/05/05
2023/05/06
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
5.0
1342.9
1371.0
Analysis
13
NMB 2nd Trials 2023 (U16)
2023/03/24
2023/03/25
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
4
1.5
1366.1
1417.4
Analysis
12
Youth Chess Acadamy Rapid Tournament 2023 (A)
2023/03/11
2023/03/11
Nelson Mandela Bay (ENM)
Rapid
15
0.39
5
5
3.0
1366.1
1123.0
Analysis
11
2023 Pearson Open Chess Tournament (C)
2023/02/24
2023/02/25
Nelson Mandela Bay (ENM)
Standard
60
0.83
5
5
4.0
1348.0
1423.5
Analysis
10
NMB 1st Trials 2023 (U16)
2023/02/17
2023/02/18
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
5
2.5
1348.0
1423.5
Analysis
9
2022 Madibaz Physics Chess Open (C)
2022/10/07
2022/10/08
Nelson Mandela Bay (ENM)
Rapid
30
0.60
7
6
1.5
1421.6
1204.4
Analysis
8
Eatern Cape Provincial Chess Championship 2022 (U14 Boys)
2022/10/01
2022/10/01
Sarah Baartman (ESB)
Standard
65
0.85
7
7
4.0
1421.6
1463.2
Analysis
7
2022 NMBCU Closed 2022 (U14)
2022/08/19
2022/08/20
Nelson Mandela Bay (ENM)
Standard
60
0.83
5
5
4.5
1275.2
1286.1
Analysis
6
2022 NMBCU Trial 4 (U14)
2022/08/12
2022/08/13
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
4.0
1275.2
1286.1
Analysis
5
NMBCU Trial 3 2022 (U14)
2022/07/22
2022/07/23
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
5
4.0
1240.8
1247.6
Analysis
4
2022 NMB Rapid & Blitz Championships (Rapid)
2022/07/02
2022/07/02
Nelson Mandela Bay (ENM)
Rapid
12
0.33
5
5
2.5
1240.8
1200.0
Analysis
3
2022 NMB Rapid & Blitz Championships (Blitz)
2022/07/02
2022/07/02
Nelson Mandela Bay (ENM)
Blitz
5
0.18
7
7
3.0
1240.8
1200.0
Analysis
2
2022 NMB Junior Trials 2 (U14)
2022/05/13
2022/05/14
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
3.5
1216.9
1219.2
Analysis
1
2022 NMB Junior Trials 1 (U14)
2022/04/22
2022/04/23
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
3.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
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
Standard
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
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
102
56
10
36
61.0
59.8
83.3
1271.9
1355.3
White
52
33
5
14
35.5
68.3
155.3
1242.9
1398.2
Black
50
23
5
22
25.5
51.0
8.5
1302.1
1310.6
Standard
All
79
47
8
24
51.0
64.6
123.7
1266.4
1390.1
White
40
27
4
9
29.0
72.5
191.2
1245.8
1437.1
Black
39
20
4
15
22.0
56.4
54.5
1287.4
1341.9
Rapid
All
16
6
2
8
7.0
43.8
-53.1
1319.3
1266.2
White
8
4
1
3
4.5
56.3
53.1
1251.0
1304.1
Black
8
2
1
5
2.5
31.3
-159.4
1387.6
1228.3
Blitz
All
7
3
0
4
3.0
42.9
-60.7
1226.4
1165.7
White
4
2
0
2
2.0
50.0
0.0
1197.8
1197.8
Black
3
1
0
2
1.0
33.3
-141.7
1264.5
1122.8
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
109067367
Peter, N (Noah)
7
2.0
2
0
5
28.6
1314.5
-182.1
1132.4
View list
2
1100139765
Schler, J (Jayden)
3
3.0
3
0
0
100.0
1324.0
425.0
1749.0
View list
3
109083952
Taljard, J (Julian)
3
2.0
2
0
1
66.7
1280.0
141.7
1421.7
View list
4
2090107383
Munir, A (Ainy)
2
2.0
2
0
0
100.0
1220.4
425.0
1645.4
View list
5
1090140449
Randall, K (Kyle)
2
2.0
2
0
0
100.0
1371.8
425.0
1796.8
View list
6
1090111480
Sihewula, A (Achuma)
2
2.0
2
0
0
100.0
1380.8
425.0
1805.8
View list
7
1090139778
Theunissen, A (Andrew)
2
2.0
2
0
0
100.0
1258.0
425.0
1683.0
View list
8
1080151620
Lippstreu, C (Caleb)
2
1.5
1
1
0
75.0
1380.8
212.5
1593.3
View list
9
1090137439
Marais, R (Ryan)
2
1.5
1
1
0
75.0
1414.4
212.5
1626.9
View list
10
1080151219
Collett, S (Samuel)
2
1.0
1
0
1
50.0
1401.3
0.0
1401.3
View list
11
1080139768
Grigor, R (Ruan)
2
1.0
1
0
1
50.0
1303.6
0.0
1303.6
View list
12
1080133991
Jaffray, J (Joseph)
2
1.0
1
0
1
50.0
1380.8
0.0
1380.8
View list
13
1990138982
Sibengile, Z (Zolani)
2
1.0
1
0
1
50.0
1331.2
0.0
1331.2
View list
14
108070879
Slabbert, D (Deon)
2
1.0
1
0
1
50.0
1271.5
0.0
1271.5
View list
15
1100139755
Kipper, W (Wolfgang)
2
0.5
0
1
1
25.0
1348.4
-212.5
1135.9
View list
16
110077415
Pienaar, K (Keane)
2
0.5
0
1
1
25.0
1331.2
-212.5
1118.7
View list
17
108070881
Bouwer, R (Ruben)
2
0.0
0
0
2
0.0
1386.7
-425.0
961.7
View list
18
1070132812
Cornelius, S (Sebastian)
1
1.0
1
0
0
100.0
1366.1
425.0
1791.1
View list
19
1100111042
Brandt, H (Hannes)
1
1.0
1
0
0
100.0
1275.2
425.0
1700.2
View list
20
1100136242
Blandy, L (Levi)
1
1.0
1
0
0
100.0
1421.6
425.0
1846.6
View list