Chess South Africa
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Chess South Africa
Sibiya, I (Iyazi)
Dob:
2007/12/03 (U18)
Gender:
Male
Chess SA id:
1070140506
FIDE id:
Region:
iLembe (KIK)
Citizen:
RSA
Title(s):
Last active:
2023/12/10 (175 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
1265.8
Curent Weighted rating
1271.4
Curent Weighted performance
1111.6
Current official/published rating (highest between Raw, WR and WP)
1271.4
Current floor (min rating allowed)
791.3
Current highest rating achieved
1291.3
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)
±151.0
Current Raw change used (final)
0.0
Projected new Raw rating
1265.8
Projected new Weighed rating
1271.0
Projected new Weighted performance
1111.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1271.0
Projected effective change (new Official - current Official)
-0.4
Projected new highest rating
1291.3
Projected new floor
791.3
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
1240.9
Curent Weighted rating
1250.1
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1250.1
Current floor (min rating allowed)
770.0
Current highest rating achieved
1270.0
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)
±156.4
Current Raw change used (final)
0.0
Projected new Raw rating
1240.9
Projected new Weighed rating
1249.0
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1249.0
Projected effective change (new Official - current Official)
-1.2
Projected new highest rating
1270.0
Projected new floor
770.0
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
1230.1
Curent Weighted rating
1221.9
Curent Weighted performance
1089.9
Current official/published rating (highest between Raw, WR and WP)
1230.1
Current floor (min rating allowed)
730.4
Current highest rating achieved
1230.4
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)
±158.9
Current Raw change used (final)
0.0
Projected new Raw rating
1230.1
Projected new Weighed rating
1223.5
Projected new Weighted performance
1089.9
Projected new official/published rating (highest between new Raw, new WR and new WP)
1230.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1230.4
Projected new floor
730.4
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
1175.2
Curent Weighted rating
1175.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1175.2
Current floor (min rating allowed)
730.4
Current highest rating achieved
1175.2
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)
±171.8
Current Raw change used (final)
0.0
Projected new Raw rating
1175.2
Projected new Weighed rating
1175.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1175.2
Projected effective change (new Official - current Official)
-0.0
Projected new highest rating
1175.2
Projected new floor
730.4
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
11
2023 KZN SALGA Games Chess Tournament 2023
2023/12/08
2023/12/10
Ethekwini (KED)
Standard
60
0.83
7
6
2.0
1280.7
1257.8
Analysis
10
2023 Heritage Day Open (A)
2023/09/23
2023/09/24
Ethekwini (KED)
Standard
65
0.85
6
0
0.0
1280.7
1257.8
Analysis
9
ILembe Junior Challenge 2023 (U18)
2023/08/26
2023/08/26
iLembe (KIK)
Rapid
30
0.60
5
5
2.5
1272.9
1211.7
Analysis
8
iLembe Winter Games 2023 (U18 Girls)
2023/06/10
2023/06/10
iLembe (KIK)
Rapid
30
0.60
6
6
2.5
1291.3
1230.4
Analysis
7
Mama Nokukhanya Luthuli Commemoration 2023 (High School)
2023/03/18
2023/03/18
iLembe (KIK)
Rapid
30
0.60
5
5
4.0
1258.7
1181.2
Analysis
6
2022 KZN Salga DSAC Games
2022/12/09
2022/12/11
Amajuba (KAN)
Standard
60
0.83
6
6
3.0
1267.7
1270.0
Analysis
5
UPS Exam Cool Down Rapid Challenge 2022 (Open)
2022/11/19
2022/11/19
iLembe (KIK)
Rapid
30
0.60
5
5
3.5
1255.0
1139.2
Analysis
4
Ballito Chess Challenge 2022 (Open)
2022/09/03
2022/09/03
iLembe (KIK)
Rapid
30
0.60
5
4
1.0
1270.6
1200.0
Analysis
3
2022 Kwadabeka Chess Open
2022/07/30
2022/07/30
Ethekwini (KED)
Standard
60
0.83
6
4
3.0
1247.5
1252.4
Analysis
2
Luthuli Fun Walk And Chess Blitz 2022
2022/07/23
2022/07/23
iLembe (KIK)
Blitz
5
0.18
5
5
3.0
1247.5
1200.0
Analysis
1
Kwadukuza Schools Chess Trials 2022 (U15 Open)
2022/05/13
2022/05/13
iLembe (KIK)
Standard
60
0.83
5
5
4.0
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
51
27
3
21
28.5
55.9
50.0
1263.3
1313.3
White
27
15
1
11
15.5
57.4
63.0
1259.4
1322.4
Black
24
12
2
10
13.0
54.2
35.4
1267.6
1303.0
Standard
All
21
12
0
9
12.0
57.1
60.7
1240.0
1300.7
White
11
7
0
4
7.0
63.6
115.9
1235.6
1351.5
Black
10
5
0
5
5.0
50.0
0.0
1244.9
1244.9
Rapid
All
25
12
3
10
13.5
54.0
34.0
1271.2
1305.2
White
14
7
1
6
7.5
53.6
30.4
1265.7
1296.1
Black
11
5
2
4
6.0
54.5
38.6
1278.1
1316.7
Blitz
All
5
3
0
2
3.0
60.0
85.0
1321.7
1406.7
White
2
1
0
1
1.0
50.0
0.0
1346.7
1346.7
Black
3
2
0
1
2.0
66.7
141.7
1305.0
1446.7
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
207068628
Mkhize, G (Gcina)
4
0.0
0
0
4
0.0
1281.5
-425.0
856.5
View list
2
1070136537
Manyokolo, N (Nhlanhla)
3
1.0
1
0
2
33.3
1241.9
-141.7
1100.2
View list
3
2070107611
Makhoba, A (Akhona)
3
0.5
0
1
2
16.7
1260.9
-283.3
977.5
View list
4
2070115744
Khubisa, N (Natasha)
2
2.0
2
0
0
100.0
1291.3
425.0
1716.3
View list
5
2090136535
Khambule, A (Ayabonga)
2
2.0
2
0
0
100.0
1260.2
425.0
1685.2
View list
6
106088920
Mthembu, M (Mfanukhona)
2
1.0
1
0
1
50.0
1253.1
0.0
1253.1
View list
7
1080119784
Makoni, J (Jonathan)
1
1.0
1
0
0
100.0
1247.5
425.0
1672.5
View list
8
1110146796
Khumalo, S (Snenhlanhla)
1
1.0
1
0
0
100.0
1247.5
425.0
1672.5
View list
9
1080140501
Khumalo, S (Selio)
1
1.0
1
0
0
100.0
1247.5
425.0
1672.5
View list
10
1080140500
Khumalo, R (Raymond)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
11
2080148096
Khumalo, N (Nosipho)
1
1.0
1
0
0
100.0
1267.7
425.0
1692.7
View list
12
1090158502
Buthelezi, M (Mukelani)
1
1.0
1
0
0
100.0
1272.9
425.0
1697.9
View list
13
1080140498
Gazo, B (Baphiwe)
1
1.0
1
0
0
100.0
1270.6
425.0
1695.6
View list
14
1080140497
Garande, E (Emmanuel)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
15
1050152368
Dube, S (Snakhokonke)
1
1.0
1
0
0
100.0
1258.7
425.0
1683.7
View list
16
2080135276
Dludla, K (Kwande)
1
1.0
1
0
0
100.0
1280.7
425.0
1705.7
View list
17
1080140499
Jaku, B (Bayanda)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
18
1120137047
Hough, J (Joshua)
1
1.0
1
0
0
100.0
1255.0
425.0
1680.0
View list
19
2090157531
Gumede, N (Nokulunga)
1
1.0
1
0
0
100.0
1280.7
425.0
1705.7
View list
20
2070148101
Mdladla, Z (Ziyanda)
1
1.0
1
0
0
100.0
1267.7
425.0
1692.7
View list