Chess South Africa
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Chess South Africa
Williams, I (Ivan)
Dob:
2005/08/24 (U20)
Gender:
Male
Chess SA id:
1050102359
FIDE id:
Region:
Ethekwini (KED)
Citizen:
RSA
Title(s):
Last active:
2023/04/30 (400 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
1314.5
Curent Weighted rating
1298.7
Curent Weighted performance
1130.7
Current official/published rating (highest between Raw, WR and WP)
1314.5
Current floor (min rating allowed)
814.5
Current highest rating achieved
1314.5
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)
±140.9
Current Raw change used (final)
0.0
Projected new Raw rating
1314.5
Projected new Weighed rating
1302.3
Projected new Weighted performance
1130.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1314.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1314.5
Projected new floor
814.5
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
1314.5
Curent Weighted rating
1300.7
Curent Weighted performance
1130.7
Current official/published rating (highest between Raw, WR and WP)
1314.5
Current floor (min rating allowed)
814.5
Current highest rating achieved
1314.5
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)
±140.9
Current Raw change used (final)
0.0
Projected new Raw rating
1314.5
Projected new Weighed rating
1304.0
Projected new Weighted performance
1130.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1314.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1314.5
Projected new floor
814.5
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
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
1136.4
Curent Weighted rating
1136.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1136.4
Current floor (min rating allowed)
700.0
Current highest rating achieved
1136.4
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)
±181.5
Current Raw change used (final)
0.0
Projected new Raw rating
1136.4
Projected new Weighed rating
1136.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1136.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1136.4
Projected new floor
700.0
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
9
2023 KZN Open (A)
2023/04/29
2023/04/30
Ethekwini (KED)
Standard
60
0.83
7
7
3.5
1285.6
1305.0
Analysis
8
Durban Chess Clarence Championship 2023 (B)
2023/03/18
2023/03/18
Ethekwini (KED)
Standard
60
0.83
5
5
4.0
1200.2
1213.2
Analysis
7
Durban Chess Summer Championship 2023 (B)
2023/03/04
2023/03/04
Ethekwini (KED)
Standard
60
0.83
5
5
3.5
1200.2
1213.2
Analysis
6
The Durban Prestige Chess Tournament 2022
2022/11/27
2022/11/27
Ethekwini (KED)
Standard
60
0.83
5
5
3.0
1163.7
1173.2
Analysis
5
2022 KZN Open (A)
2022/04/30
2022/05/01
Ethekwini (KED)
Standard
65
0.85
6
6
1.5
1180.0
1192.4
Analysis
4
Western Cape Womans Month Tournament 2019 (C)
2019/08/09
2019/08/11
West Coast (WCU)
Standard
70
0.87
7
7
4.0
1164.0
1169.6
Analysis
3
St Helenabaai Open 2019 (U12)
2019/02/09
2019/02/09
West Coast (WCU)
Standard
60
0.83
5
0
0.0
1164.0
1169.6
Analysis
2
Back 2 School 2019 (Blitz)
2019/01/19
2019/01/19
West Coast (WCU)
Blitz
5
0.18
7
6
2.0
1174.4
1200.0
Analysis
1
2018 Ethekwini Youth Trials 2 (U14)
2018/05/19
2018/05/20
Ethekwini (KED)
Standard
60
0.83
6
6
3.0
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
47
23
3
21
24.5
52.1
18.1
1203.4
1221.4
White
21
15
1
5
15.5
73.8
202.4
1200.8
1403.2
Black
26
8
2
16
9.0
34.6
-130.8
1205.4
1074.7
Standard
All
41
21
3
17
22.5
54.9
41.5
1216.9
1258.4
White
18
14
1
3
14.5
80.6
259.7
1206.0
1465.7
Black
23
7
2
14
8.0
34.8
-129.3
1225.4
1096.1
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
6
2
0
4
2.0
33.3
-141.7
1110.7
969.0
White
3
1
0
2
1.0
33.3
-141.7
1169.3
1027.6
Black
3
1
0
2
1.0
33.3
-141.7
1052.1
910.4
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
2070099665
Momoza, K (Kubelelo)
2
0.0
0
0
2
0.0
1169.2
-425.0
744.2
View list
2
2090117669
Jacobs, K (Keesha)
1
1.0
1
0
0
100.0
1164.0
425.0
1589.0
View list
3
206092954
Claassen, L (Lee-Ann)
1
1.0
1
0
0
100.0
1164.0
425.0
1589.0
View list
4
1060102356
Cele, N (Ngcebo)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1050102367
Blain, J (Jude)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
1060097644
Dlamini, B (Buyani)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
2030117676
De Bruin, C (Chanelle)
1
1.0
1
0
0
100.0
1164.0
425.0
1589.0
View list
8
2060100571
Gqoboza, S (Sinazo)
1
1.0
1
0
0
100.0
1174.4
425.0
1599.4
View list
9
1110136035
Krimm, K (Kaelan)
1
1.0
1
0
0
100.0
1200.2
425.0
1625.2
View list
10
2070154238
Mtolo, N (Ntombenhle)
1
1.0
1
0
0
100.0
1285.6
425.0
1710.6
View list
11
1080152959
Muzanenhamo, K (Kevin)
1
1.0
1
0
0
100.0
1200.2
425.0
1625.2
View list
12
1100101763
Naicker, N (Navid)
1
1.0
1
0
0
100.0
1200.2
425.0
1625.2
View list
13
2010148088
Nandlall, A (Asheta)
1
1.0
1
0
0
100.0
1163.7
425.0
1588.7
View list
14
1060140307
Ncanana, S (Siphesihle)
1
1.0
1
0
0
100.0
1180.0
425.0
1605.0
View list
15
1140147684
Ntombana, L (Lumanyano)
1
1.0
1
0
0
100.0
1200.2
425.0
1625.2
View list
16
1120152963
Omile, T (Tobenna)
1
1.0
1
0
0
100.0
1200.2
425.0
1625.2
View list
17
1130151871
Ramasar, T (Tanishq)
1
1.0
1
0
0
100.0
1200.2
425.0
1625.2
View list
18
2070100558
Sithole, A (Afrika)
1
1.0
1
0
0
100.0
1174.4
425.0
1599.4
View list
19
2120147877
Strydom, C (Chevelle)
1
1.0
1
0
0
100.0
1200.2
425.0
1625.2
View list
20
1090112248
Subramoney, R (Riaan)
1
1.0
1
0
0
100.0
1163.7
425.0
1588.7
View list