Chess South Africa
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Chess South Africa
Oosthuizen, J (Johann)
Dob:
1982/02/10 (Adult)
Gender:
Male
Chess SA id:
182094875
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2023/10/28 (205 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
1179.7
Curent Weighted rating
1170.8
Curent Weighted performance
681.1
Current official/published rating (highest between Raw, WR and WP)
1179.7
Current floor (min rating allowed)
679.7
Current highest rating achieved
1179.7
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)
±170.7
Current Raw change used (final)
0.0
Projected new Raw rating
1179.7
Projected new Weighed rating
1171.9
Projected new Weighted performance
681.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1179.7
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1179.7
Projected new floor
679.7
Projected new K-facor
40
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
1192.8
Curent Weighted rating
1183.4
Curent Weighted performance
691.2
Current official/published rating (highest between Raw, WR and WP)
1192.8
Current floor (min rating allowed)
692.8
Current highest rating achieved
1192.8
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)
±167.5
Current Raw change used (final)
0.0
Projected new Raw rating
1192.8
Projected new Weighed rating
1184.5
Projected new Weighted performance
691.2
Projected new official/published rating (highest between new Raw, new WR and new WP)
1192.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1192.8
Projected new floor
692.8
Projected new K-facor
40
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
1231.8
Curent Weighted rating
1171.9
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1231.8
Current floor (min rating allowed)
731.8
Current highest rating achieved
1231.8
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)
±158.5
Current Raw change used (final)
0.0
Projected new Raw rating
1231.8
Projected new Weighed rating
1177.9
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1231.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1231.8
Projected new floor
731.8
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
1157.3
Curent Weighted rating
1106.1
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1157.3
Current floor (min rating allowed)
731.8
Current highest rating achieved
1157.3
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)
±176.2
Current Raw change used (final)
0.0
Projected new Raw rating
1157.3
Projected new Weighed rating
1111.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1157.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1157.3
Projected new floor
731.8
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
Lardies Open Tournament 2023 (C)
2023/10/28
2023/10/28
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1160.1
1172.0
Analysis
8
Eureka Chess Open 2019 (C)
2019/07/27
2019/07/27
Sedibeng (GSV)
Standard
61
0.83
5
5
3.5
1129.9
1139.2
Analysis
7
2019 SWVG Arnold Classic (Blitz Open)
2019/05/19
2019/05/19
Tshwane (GTP)
Blitz
5
0.18
10
10
3.0
1145.2
1200.0
Analysis
6
2019 SWVG Arnold Classic (Rapid Open)
2019/05/18
2019/05/19
Tshwane (GTP)
Rapid
35
0.66
10
9
3.0
1145.2
1200.0
Analysis
5
2019 TuksChess Open (C)
2019/02/23
2019/02/23
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1090.1
1079.2
Analysis
4
2019 Heidelberg Open (C)
2019/02/02
2019/02/02
Sedibeng (GSV)
Standard
120
1.00
5
5
2.5
1090.1
1079.2
Analysis
3
Boksburg Open 2019 (B)
2019/01/19
2019/01/19
Ekurhuleni (GE)
Standard
60
0.83
5
4
1.0
1108.7
1100.4
Analysis
2
2018 Gauteng North Open (C)
2018/10/20
2018/10/21
Tshwane (GTP)
Standard
90
0.94
5
3
2.0
1070.3
1058.8
Analysis
1
2018 Alekhine Open (C)
2018/08/09
2018/08/11
Tshwane (GTP)
Standard
90
0.94
6
5
0.5
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
51
20
3
28
21.5
42.2
-66.7
1168.1
1101.4
White
27
9
0
18
9.0
33.3
-141.7
1174.2
1032.5
Black
24
11
3
10
12.5
52.1
17.7
1161.2
1178.9
Standard
All
32
14
3
15
15.5
48.4
-13.3
1139.7
1126.5
White
17
7
0
10
7.0
41.2
-75.0
1143.8
1068.8
Black
15
7
3
5
8.5
56.7
56.7
1135.2
1191.8
Rapid
All
9
3
0
6
3.0
33.3
-141.7
1285.0
1143.3
White
5
1
0
4
1.0
20.0
-255.0
1323.5
1068.5
Black
4
2
0
2
2.0
50.0
0.0
1236.8
1236.8
Blitz
All
10
3
0
7
3.0
30.0
-170.0
1153.5
983.5
White
5
1
0
4
1.0
20.0
-255.0
1128.2
873.2
Black
5
2
0
3
2.0
40.0
-85.0
1178.7
1093.7
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
195000847
Asiwe, DK (Daniel)
2
0.0
0
0
2
0.0
1145.2
-425.0
720.2
View list
2
210088596
Louw, N (Nova)
1
1.0
1
0
0
100.0
1070.3
425.0
1495.3
View list
3
1120133903
Buchner, E (Emil)
1
1.0
1
0
0
100.0
1160.1
425.0
1585.1
View list
4
102095339
Dube, B (Brandon)
1
1.0
1
0
0
100.0
1129.9
425.0
1554.9
View list
5
1850115385
Letshwenyo, KE (Kebalepile Edwin)
1
1.0
1
0
0
100.0
1145.2
425.0
1570.2
View list
6
1090109066
Jooste, J (Josh)
1
1.0
1
0
0
100.0
1090.1
425.0
1515.1
View list
7
103089889
Crossley-Forest, K (Kyle)
1
1.0
1
0
0
100.0
1145.2
425.0
1570.2
View list
8
1050108484
Bholo, SV (Sicelo Vuyo)
1
1.0
1
0
0
100.0
1129.9
425.0
1554.9
View list
9
108086540
Malan, HB (Hendrik)
1
1.0
1
0
0
100.0
1070.3
425.0
1495.3
View list
10
1130131224
Minny, O (Oban)
1
1.0
1
0
0
100.0
1160.1
425.0
1585.1
View list
11
1100103439
Mungal, E (Ethan)
1
1.0
1
0
0
100.0
1145.2
425.0
1570.2
View list
12
2030107791
Ndlovu, S (Shiluva)
1
1.0
1
0
0
100.0
1108.7
425.0
1533.7
View list
13
207058608
Ngubeni, U (Unathi)
1
1.0
1
0
0
100.0
1145.2
425.0
1570.2
View list
14
1920115394
Nyembe, M (Minenhle)
1
1.0
1
0
0
100.0
1145.2
425.0
1570.2
View list
15
1080107166
Oosthuizen, K (Kagan)
1
1.0
1
0
0
100.0
1090.1
425.0
1515.1
View list
16
101077222
Ray, L (Liam)
1
1.0
1
0
0
100.0
1145.2
425.0
1570.2
View list
17
204060211
Selatole, R (Realotsha)
1
1.0
1
0
0
100.0
1090.1
425.0
1515.1
View list
18
104037050
Swart, W (Wian)
1
1.0
1
0
0
100.0
1090.1
425.0
1515.1
View list
19
107064054
Tabane, G (Gomolemo)
1
1.0
1
0
0
100.0
1129.9
425.0
1554.9
View list
20
107093192
Visser, N (Nico)
1
1.0
1
0
0
100.0
1090.1
425.0
1515.1
View list