Chess South Africa
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Chess South Africa
Johnson, W (Wian)
Dob:
2015/12/02 (U10)
Gender:
Male
Chess SA id:
1150191247
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2024/05/11 (44 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
Current Raw rating
1231.0
Current Weighted rating
1207.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1231.0
Current highest rating achieved
1231.0
Current floor (min rating allowed)
731.0
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)
±158.7
Current Raw change used (final)
0.0
Projected new Raw rating
1231.0
Projected new Weighed rating
1111.2
Projected new Weighted performance
1116.4
Projected new final Raw rating (if new WP > new Raw)
1231.0
Projected new highest rating
1231.0
Projected new floor
731.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1231.0
Projected effective change (new Official - current Official)
=0.0
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
Current Raw rating
1180.9
Current Weighted rating
1194.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1194.3
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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)
±170.4
Current Raw change used (final)
0.0
Projected new Raw rating
1180.9
Projected new Weighed rating
1098.5
Projected new Weighted performance
344.0
Projected new final Raw rating (if new WP > new Raw)
1180.9
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1180.9
Projected effective change (new Official - current Official)
-13.4
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
Current Raw rating
1272.3
Current Weighted rating
1222.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1272.3
Current highest rating achieved
1272.3
Current floor (min rating allowed)
772.3
Current K-factor
36
s
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)
±149.6
Current Raw change used (final)
0.0
Projected new Raw rating
1272.3
Projected new Weighed rating
1125.7
Projected new Weighted performance
1033.1
Projected new final Raw rating (if new WP > new Raw)
1272.3
Projected new highest rating
1272.3
Projected new floor
772.3
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1272.3
Projected effective change (new Official - current Official)
=0.0
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
Current Raw rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
Rhenish PS Tournament 2024 (U10)
2024/05/11
2024/05/11
Cape Winelands (WCW)
Rapid
27
0.57
6
6
3.5
1219.7
1268.0
Analysis
2
Mary-Anne Bartels Closed Chess Tournament 2024 (U7+U9 Mixed)
2024/02/24
2024/02/24
Cape Town (WCT)
Rapid
30
0.60
5
5
4.0
1202.8
1207.9
Analysis
1
CT District East Schools Chess Individuals Trails 2024 (U7+U9 Boys)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
2.0
1202.8
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
4
Rhenish PS Tournament 2024 (U10)
2024/05/11
2024/05/11
Cape Winelands (WCW)
Rapid
27
0.57
6
6
3.5
1219.7
1268.0
Analysis
3
Mary-Anne Bartels Closed Chess Tournament 2024 (U7+U9 Mixed)
2024/02/24
2024/02/24
Cape Town (WCT)
Rapid
30
0.60
5
5
4.0
1202.8
1207.9
Analysis
2
CT District East Schools Chess Individuals Trails 2024 (U7+U9 Boys)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
2.0
1202.8
1200.0
Analysis
1
Grant East Primary School Invitational Chess Tournament 2023 (U9 Mixed)
2023/11/04
2023/11/04
Cape Town (WCT)
Rapid
30
0.60
6
4
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
16
9
1
6
9.5
59.4
79.7
1212.1
1291.8
White
8
6
0
2
6.0
75.0
212.5
1197.8
1410.3
Black
8
3
1
4
3.5
43.8
-53.1
1226.5
1173.4
Standard
All
5
2
0
3
2.0
40.0
-85.0
1169.8
1084.8
White
2
2
0
0
2.0
100.0
425.0
1124.4
1549.4
Black
3
0
0
3
0.0
0.0
-425.0
1200.0
775.0
Rapid
All
11
7
1
3
7.5
68.2
154.5
1231.4
1386.0
White
6
4
0
2
4.0
66.7
141.7
1222.3
1363.9
Black
5
3
1
1
3.5
70.0
170.0
1242.4
1412.4
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
20
11
1
8
11.5
57.5
63.7
1215.1
1278.9
White
10
7
0
3
7.0
70.0
170.0
1202.5
1372.5
Black
10
4
1
5
4.5
45.0
-42.5
1227.7
1185.2
Standard
All
5
2
0
3
2.0
40.0
-85.0
1169.8
1084.8
White
2
2
0
0
2.0
100.0
425.0
1124.4
1549.4
Black
3
0
0
3
0.0
0.0
-425.0
1200.0
775.0
Rapid
All
15
9
1
5
9.5
63.3
113.3
1230.2
1343.6
White
8
5
0
3
5.0
62.5
106.3
1222.0
1328.3
Black
7
4
1
2
4.5
64.3
121.4
1239.6
1361.0
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1160192864
Breytenbach, D (Daniel)
1
1.0
1
0
0
100.0
1219.7
425.0
1644.7
View list
2
1160150270
Dudhia, H (Hamza)
1
1.0
1
0
0
100.0
1202.8
425.0
1627.8
View list
3
1150146266
Coelho, M (Mason)
1
1.0
1
0
0
100.0
1219.7
425.0
1644.7
View list
4
1140150115
Janse Van Rensburg, M (Michael)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1160193553
Immelman, W (Wiahn)
1
1.0
1
0
0
100.0
1202.8
425.0
1627.8
View list
6
1170157936
Onyire, W (Winner)
1
1.0
1
0
0
100.0
1202.8
425.0
1627.8
View list
7
1150191254
Novokoza, A (Amila)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
1160150275
Myendeki, A (Aphakama)
1
1.0
1
0
0
100.0
1202.8
425.0
1627.8
View list
9
1160193571
Young, L (Leo)
1
1.0
1
0
0
100.0
1202.8
425.0
1627.8
View list
10
1150161516
Van Der Bergh, R (Ronald)
1
1.0
1
0
0
100.0
1219.7
425.0
1644.7
View list
11
1170193558
Malan, B (Benjamin)
1
1.0
1
0
0
100.0
1202.8
425.0
1627.8
View list
12
1150305433
Brink, G (George)
1
0.5
0
1
0
50.0
1219.7
0.0
1219.7
View list
13
1150151765
Louw, J (Jean)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
14
2150146857
Steel, L (Lujain)
1
0.0
0
0
1
0.0
1219.7
-425.0
794.7
View list
15
1150193467
Peter, I (Indiphile)
1
0.0
0
0
1
0.0
1202.8
-425.0
777.8
View list
16
1150140699
Marais, A (Alexander)
1
0.0
0
0
1
0.0
1202.8
-425.0
777.8
View list
17
1150193463
Griessel, J (Jason)
1
0.0
0
0
1
0.0
1202.8
-425.0
777.8
View list
18
1150305436
Griesel, J (Jason)
1
0.0
0
0
1
0.0
1219.7
-425.0
794.7
View list
19
1150150107
Burnett, T (Tomas)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
20
1150193462
Biesenbach, J (Johannes)
1
0.0
0
0
1
0.0
1202.8
-425.0
777.8
View list