Chess South Africa
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Chess South Africa
Wilken, JB (Justin)
Dob:
1971/05/31 (Adult)
Gender:
Male
Chess SA id:
171042847
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
L3
Last active:
2024/04/20 (19 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
1840.6
Curent Weighted rating
1840.9
Curent Weighted performance
1671.0
Current official/published rating (highest between Raw, WR and WP)
1840.9
Current floor (min rating allowed)
1484.0
Current highest rating achieved
1984.0
Current K-factor
24
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)
±66.6
Current Raw change used (final)
0.0
Projected new Raw rating
1840.6
Projected new Weighed rating
1841.0
Projected new Weighted performance
1671.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1841.0
Projected effective change (new Official - current Official)
+0.1
Projected new highest rating
1984.0
Projected new floor
1484.0
Projected new K-facor
24
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
1838.6
Curent Weighted rating
1845.4
Curent Weighted performance
1671.6
Current official/published rating (highest between Raw, WR and WP)
1845.4
Current floor (min rating allowed)
1484.0
Current highest rating achieved
1984.0
Current K-factor
24
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)
±66.8
Current Raw change used (final)
0.0
Projected new Raw rating
1838.6
Projected new Weighed rating
1845.0
Projected new Weighted performance
1671.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1845.0
Projected effective change (new Official - current Official)
-0.4
Projected new highest rating
1984.0
Projected new floor
1484.0
Projected new K-facor
24
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
1926.5
Curent Weighted rating
1926.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1926.5
Current floor (min rating allowed)
1484.0
Current highest rating achieved
1984.0
Current K-factor
24
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)
±58.9
Current Raw change used (final)
0.0
Projected new Raw rating
1926.5
Projected new Weighed rating
1926.5
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1926.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1984.0
Projected new floor
1484.0
Projected new K-facor
24
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
1935.0
Curent Weighted rating
1932.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1935.0
Current floor (min rating allowed)
1484.0
Current highest rating achieved
1984.0
Current K-factor
24
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)
±58.2
Current Raw change used (final)
0.0
Projected new Raw rating
1935.0
Projected new Weighed rating
1932.7
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1935.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1984.0
Projected new floor
1484.0
Projected new K-facor
24
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
2
2024 Silver Lakes Open Chess Tournament (Prestige)
2024/04/20
2024/04/20
Tshwane (GTP)
Standard
60
0.83
5
3
0.0
1858.1
1861.8
Analysis
1
South African Closed Chess Championship 2024 (Seniors)
2024/03/25
2024/04/02
Cape Town (WCT)
Standard
150
1.00
11
11
7.5
1858.1
1861.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
28
2024 Silver Lakes Open Chess Tournament (Prestige)
2024/04/20
2024/04/20
Tshwane (GTP)
Standard
60
0.83
5
3
0.0
1858.1
1861.8
Analysis
27
South African Closed Chess Championship 2024 (Seniors)
2024/03/25
2024/04/02
Cape Town (WCT)
Standard
150
1.00
11
11
7.5
1858.1
1861.8
Analysis
26
Bojanala's FIDE in the Sparkling Waters 2023 (Prestige)
2023/07/28
2023/07/30
Bojanala Platina (NBR)
Standard
120
1.00
6
6
3.0
1862.3
1868.7
Analysis
25
2023 Lubowski Open Tournament (A)
2023/06/24
2023/06/25
Tshwane (GTP)
Standard
90
0.94
5
5
4.0
1855.3
1862.7
Analysis
24
Harties Wolf Pack 2023 (Money Queens)
2023/01/21
2023/01/21
Bojanala Platina (NBR)
Standard
62
0.84
5
5
3.5
1838.0
1842.8
Analysis
23
Lardies Tournament 2022 (Open)
2022/10/29
2022/10/29
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1830.0
1833.4
Analysis
22
South African Open 2022 (Championship)
2022/07/09
2022/07/17
Cape Town (WCT)
Standard
120
1.00
11
11
6.5
1808.6
1811.1
Analysis
21
Chessheroes Choo Choo Challenge 2022
2022/01/08
2022/01/08
Tshwane (GTP)
Blitz
8
0.25
7
7
4.0
1813.0
1965.8
Analysis
20
2021 Lardies Ope (A+B)
2021/10/29
2021/10/29
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1804.2
1800.3
Analysis
19
2021 Milos Ristic Open (A)
2021/10/09
2021/10/09
Tshwane (GTP)
Standard
60
0.83
5
5
3.5
1804.2
1800.3
Analysis
18
Volkskool Tournament 2021 (Open)
2021/06/26
2021/06/26
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
4.0
1822.3
1822.4
Analysis
17
KHS 2021 (A)
2021/04/10
2021/04/10
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
4.0
1838.8
1842.3
Analysis
16
2020 Boardwalk Pearson Open Chess Festival (Prestige)
2020/03/13
2020/03/15
Nelson Mandela Bay (ENM)
Standard
90
0.94
7
7
2.5
1897.5
1903.2
Analysis
15
King Cars Pe Chess Club Grand Prix Leg 1 2020
2020/02/15
2020/02/22
Nelson Mandela Bay (ENM)
Standard
92
0.94
6
6
5.0
1910.1
1917.6
Analysis
14
2019 Inter Region Chess Championships
2020/01/09
2020/01/12
4 Knights (4K)
Standard
120
1.00
7
6
4.5
1873.9
1882.3
Analysis
13
Ulitmate Chess Open 2019 (Rapid A)
2019/11/30
2019/11/30
Nelson Mandela Bay (ENM)
Rapid
20
0.47
6
6
3.5
1886.0
1971.6
Analysis
12
Ulitmate Chess Open 2019 (Blitz A)
2019/11/30
2019/11/30
Nelson Mandela Bay (ENM)
Blitz
5
0.18
6
6
4.5
1886.0
1983.8
Analysis
11
South African Open Chess Championships 2019 (A)
2019/06/15
2019/06/22
Frances Baard (NCF)
Standard
135
1.00
9
9
5.5
1895.4
1890.7
Analysis
10
2019 Chris Greyling (A)
2019/04/27
2019/04/27
Tshwane (GTP)
Standard
60
0.83
5
0
0.0
1894.2
1887.6
Analysis
9
2019 Capablanca Chess Festival (RR A)
2019/04/18
2019/04/22
Tshwane (GTP)
Standard
135
1.00
9
9
3.5
1894.2
1887.6
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
14
5
5
4
7.5
53.6
30.4
1767.0
1797.3
White
7
3
1
3
3.5
50.0
0.0
1722.2
1722.2
Black
7
2
4
1
4.0
57.1
60.7
1811.7
1872.4
Standard
All
14
5
5
4
7.5
53.6
30.4
1767.0
1797.3
White
7
3
1
3
3.5
50.0
0.0
1722.2
1722.2
Black
7
2
4
1
4.0
57.1
60.7
1811.7
1872.4
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
172
85
44
43
107.0
62.2
103.8
1699.8
1803.6
White
85
45
21
19
55.5
65.3
130.0
1702.4
1832.4
Black
87
40
23
24
51.5
59.2
78.2
1697.3
1775.5
Standard
All
146
71
40
35
91.0
62.3
104.8
1697.2
1802.0
White
73
39
18
16
48.0
65.8
133.9
1697.8
1831.7
Black
73
32
22
19
43.0
58.9
75.7
1696.5
1772.2
Rapid
All
6
3
1
2
3.5
58.3
70.8
1669.1
1739.9
White
3
1
1
1
1.5
50.0
0.0
1756.9
1756.9
Black
3
2
0
1
2.0
66.7
141.7
1581.3
1723.0
Blitz
All
20
11
3
6
12.5
62.5
106.3
1728.6
1834.9
White
9
5
2
2
6.0
66.7
141.7
1721.7
1863.4
Black
11
6
1
4
6.5
59.1
77.3
1734.3
1811.5
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
178027309
Nelson, WJH (William)
4
2.5
1
3
0
62.5
1837.8
106.3
1944.1
View list
2
184019054
Mabusela, JM (Johannes)
4
0.5
0
1
3
12.5
1819.1
-318.8
1500.3
View list
3
106027371
Nevin, TW (Tyler)
3
2.0
2
0
1
66.7
1913.0
141.7
2054.7
View list
4
187025727
Mpya, TM (Tshediso)
3
1.5
0
3
0
50.0
1887.8
0.0
1887.8
View list
5
194026329
Mwale, J (Joseph)
3
1.0
0
2
1
33.3
1890.1
-141.7
1748.4
View list
6
192023485
Mnguni, JD (Jakob)
3
0.0
0
0
3
0.0
1920.4
-425.0
1495.4
View list
7
105088368
Freeman, V (Vianco)
2
2.0
2
0
0
100.0
1847.3
425.0
2272.3
View list
8
109069454
Sathish, A (Abinavah)
2
2.0
2
0
0
100.0
1869.5
425.0
2294.5
View list
9
110086011
Felix, R (Raphael)
2
1.5
1
1
0
75.0
1876.4
212.5
2088.9
View list
10
105057058
Kruger, MJ (Matthew)
2
1.5
1
1
0
75.0
1920.8
212.5
2133.3
View list
11
106035283
Smit, YH (Yoshua)
2
1.5
1
1
0
75.0
1829.8
212.5
2042.3
View list
12
1820104922
Kritzinger, A (Andre)
2
1.0
1
0
1
50.0
1886.0
0.0
1886.0
View list
13
105050597
Lefyedi, T (Thatego)
2
1.0
1
0
1
50.0
1850.2
0.0
1850.2
View list
14
180020180
Malgas, GL (Glenwell)
2
1.0
1
0
1
50.0
1886.0
0.0
1886.0
View list
15
179035900
Stambull, RF (Ricardo)
2
1.0
1
0
1
50.0
1898.0
0.0
1898.0
View list
16
173003226
Bouah, LJ (Lyndon)
2
1.0
0
2
0
50.0
1833.3
0.0
1833.3
View list
17
101023373
Mlahleki, V (Vusimuzi)
2
1.0
0
2
0
50.0
1849.2
0.0
1849.2
View list
18
180028736
Odendaal, F (Frederick)
2
1.0
0
2
0
50.0
1886.0
0.0
1886.0
View list
19
163002189
Bhawoodien, SH (Shabier)
2
0.5
0
1
1
25.0
1906.8
-212.5
1694.3
View list
20
187019959
Makoto, R (Rodwell)
2
0.0
0
0
2
0.0
1847.9
-425.0
1422.9
View list