Chess South Africa
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Chess South Africa
Van Zyl, J (Janu)
Dob:
2004/01/01 (Adult)
Gender:
Male
Chess SA id:
1040131909
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Last active:
2022/07/23 (669 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
1106.2
Curent Weighted rating
1106.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1106.2
Current floor (min rating allowed)
657.2
Current highest rating achieved
1157.2
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)
±189.5
Current Raw change used (final)
0.0
Projected new Raw rating
1106.2
Projected new Weighed rating
1106.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1106.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1157.2
Projected new floor
657.2
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
1149.6
Curent Weighted rating
1149.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1149.6
Current floor (min rating allowed)
649.6
Current highest rating achieved
1149.6
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)
±178.2
Current Raw change used (final)
0.0
Projected new Raw rating
1149.6
Projected new Weighed rating
1149.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1149.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1149.6
Projected new floor
649.6
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
1080.0
Curent Weighted rating
1080.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1080.0
Current floor (min rating allowed)
596.4
Current highest rating achieved
1096.4
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)
±196.7
Current Raw change used (final)
0.0
Projected new Raw rating
1080.0
Projected new Weighed rating
1080.0
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1080.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1096.4
Projected new floor
596.4
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
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)
596.4
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
596.4
Projected new K-facor
36
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
4
Pedro Booyse Top Schools 2022 (U18 Open)
2022/07/23
2022/07/23
West Coast (WCU)
Standard
60
0.83
6
3
2.0
1098.6
1146.8
Analysis
3
Bo-Weskus Top Skole 2022 (Hoerskool)
2022/06/11
2022/06/11
West Coast (WCU)
Rapid
30
0.60
5
4
1.5
1105.8
1096.4
Analysis
2
West Coast Schools Prestige 2020 (U18+U20 Boys)
2020/03/07
2020/03/07
West Coast (WCU)
Rapid
30
0.60
5
4
0.0
1157.2
1200.0
Analysis
1
Bo-Weskus Skole Prestige 2020 (O18+O20 Seuns)
2020/02/15
2020/02/15
West Coast (WCU)
Standard
60
0.83
6
6
2.5
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
17
5
2
10
6.0
35.3
-125.0
1094.2
969.2
White
8
2
0
6
2.0
25.0
-212.5
1150.2
937.7
Black
9
3
2
4
4.0
44.4
-47.2
1044.4
997.1
Standard
All
9
4
1
4
4.5
50.0
0.0
1064.3
1064.3
White
5
2
0
3
2.0
40.0
-85.0
1175.8
1090.8
Black
4
2
1
1
2.5
62.5
106.3
925.0
1031.2
Rapid
All
8
1
1
6
1.5
18.8
-265.6
1127.8
862.1
White
3
0
0
3
0.0
0.0
-425.0
1107.6
682.6
Black
5
1
1
3
1.5
30.0
-170.0
1139.9
969.9
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
105094690
Williams, V (Vogan)
1
1.0
1
0
0
100.0
1098.6
425.0
1523.6
View list
2
104078583
Melloy, G (Graham)
1
1.0
1
0
0
100.0
1098.6
425.0
1523.6
View list
3
1040131906
Maarman, E (Elverno)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1040110462
Landu, S (Somila)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
205078541
Beyers, S (Shireen)
1
1.0
1
0
0
100.0
1105.8
425.0
1530.8
View list
6
1060143146
Hendriks, G (Guavante)
1
0.5
0
1
0
50.0
1105.8
0.0
1105.8
View list
7
103078582
Lane, T (Teshwil)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
8
2070110450
Van Schalkwyk, F (Fiona)
1
0.0
0
0
1
0.0
1105.8
-425.0
680.8
View list
9
103046661
Skippers, M (Mario)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
104093501
September, C (Carltin)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
11
2040099700
Rootman, J (Jakes)
1
0.0
0
0
1
0.0
1157.2
-425.0
732.2
View list
12
1090097520
Kotze, F (Floris)
1
0.0
0
0
1
0.0
1105.8
-425.0
680.8
View list
13
1040099686
Karools, L (Leathan)
1
0.0
0
0
1
0.0
1157.2
-425.0
732.2
View list
14
105077648
Hogan, L (Lee)
1
0.0
0
0
1
0.0
1098.6
-425.0
673.6
View list
15
1040110476
De Bruin, J (Juan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
16
101004835
Claasen, K (Keith)
1
0.0
0
0
1
0.0
1157.2
-425.0
732.2
View list
17
104078576
Beukes, W (William)
1
0.0
0
0
1
0.0
1157.2
-425.0
732.2
View list