Chess South Africa
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Chess South Africa
Van Rooyen, D (Dion)
Dob:
2011/07/13 (U14)
Gender:
Male
Chess SA id:
1110139824
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2024/01/14 (140 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
1298.9
Curent Weighted rating
1284.3
Curent Weighted performance
1184.4
Current official/published rating (highest between Raw, WR and WP)
1298.9
Current floor (min rating allowed)
810.0
Current highest rating achieved
1310.0
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)
±144.0
Current Raw change used (final)
0.0
Projected new Raw rating
1298.9
Projected new Weighed rating
1285.5
Projected new Weighted performance
1184.4
Projected new official/published rating (highest between new Raw, new WR and new WP)
1298.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1310.0
Projected new floor
810.0
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
1289.2
Curent Weighted rating
1273.0
Curent Weighted performance
1181.6
Current official/published rating (highest between Raw, WR and WP)
1289.2
Current floor (min rating allowed)
800.4
Current highest rating achieved
1300.4
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)
±146.0
Current Raw change used (final)
0.0
Projected new Raw rating
1289.2
Projected new Weighed rating
1274.2
Projected new Weighted performance
1181.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1289.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1300.4
Projected new floor
800.4
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
1280.0
Curent Weighted rating
1278.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1280.0
Current floor (min rating allowed)
780.0
Current highest rating achieved
1280.0
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)
±148.0
Current Raw change used (final)
0.0
Projected new Raw rating
1280.0
Projected new Weighed rating
1279.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1280.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1280.0
Projected new floor
780.0
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
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)
780.0
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
780.0
Projected new K-facor
36
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U14A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1261.0
1248.2
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
9
2024 Gauteng Inter-Region Chess Championship (U14A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1261.0
1248.2
Analysis
8
2023 Gauteng Top Schools (U13 Mixed)
2023/08/18
2023/08/18
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1251.4
1233.4
Analysis
7
2023 Ekurhuleni North District Schools Finals (U13)
2023/07/29
2023/07/29
Ekurhuleni (GE)
Standard
60
0.83
5
5
1.0
1307.9
1300.4
Analysis
6
Ekurhuleni Chess Trial 3 2023 (U14)
2023/06/17
2023/06/17
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.5
1289.4
1272.7
Analysis
5
Ekhuruleni Chess Trials 1 2023 (U14)
2023/03/25
2023/03/25
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.5
1310.0
1300.1
Analysis
4
Super 8 Skaak 2022 (Seniors)
2022/10/14
2022/10/14
Bojanala Platina (NBR)
Rapid
30
0.60
7
6
5.0
1285.8
1200.0
Analysis
3
Ekurhuleni-North Schools Teams 2022 (U11)
2022/08/06
2022/08/06
Ekurhuleni (GE)
Standard
60
0.83
5
5
5.0
1203.0
1204.0
Analysis
2
Ekurhuleni-North Schools Finals Indiv 2022 (U11 Boys)
2022/05/13
2022/05/13
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1178.1
1174.0
Analysis
1
ACB Premier 2022 (Primary School)
2022/03/19
2022/03/19
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
3
0
2
3.0
60.0
85.0
1375.2
1460.2
White
3
2
0
1
2.0
66.7
141.7
1383.2
1524.8
Black
2
1
0
1
1.0
50.0
0.0
1363.3
1363.3
Standard
All
5
3
0
2
3.0
60.0
85.0
1375.2
1460.2
White
3
2
0
1
2.0
66.7
141.7
1383.2
1524.8
Black
2
1
0
1
1.0
50.0
0.0
1363.3
1363.3
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
46
26
4
16
28.0
60.9
92.4
1228.6
1321.0
White
25
15
3
7
16.5
66.0
136.0
1236.9
1372.9
Black
21
11
1
9
11.5
54.8
40.5
1218.8
1259.3
Standard
All
40
21
4
15
23.0
57.5
63.7
1238.8
1302.6
White
22
12
3
7
13.5
61.4
96.6
1244.9
1341.5
Black
18
9
1
8
9.5
52.8
23.6
1231.4
1255.0
Rapid
All
6
5
0
1
5.0
83.3
283.3
1160.6
1443.9
White
3
3
0
0
3.0
100.0
425.0
1178.1
1603.1
Black
3
2
0
1
2.0
66.7
141.7
1143.1
1284.8
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
110088036
Liebenberg, M (Michael)
2
1.0
1
0
1
50.0
1254.0
0.0
1254.0
View list
2
1110142674
Choma, L (Lesego)
1
1.0
1
0
0
100.0
1178.1
425.0
1603.1
View list
3
1110142672
Bouwer, J (Jayden)
1
1.0
1
0
0
100.0
1178.1
425.0
1603.1
View list
4
2110130015
Botha, C (Cathri Amari)
1
1.0
1
0
0
100.0
1203.0
425.0
1628.0
View list
5
1120116463
Bosman, J (Johan)
1
1.0
1
0
0
100.0
1203.0
425.0
1628.0
View list
6
2100101007
Bassie, U (Unathi)
1
1.0
1
0
0
100.0
1261.0
425.0
1686.0
View list
7
1110138291
De Klerk, W (Wihan)
1
1.0
1
0
0
100.0
1310.0
425.0
1735.0
View list
8
1120144399
Jordaan, L (Liam)
1
1.0
1
0
0
100.0
1203.0
425.0
1628.0
View list
9
1090131411
Horne, T (Tiaan)
1
1.0
1
0
0
100.0
1285.8
425.0
1710.8
View list
10
1100112727
Froneman, BW (Bernard Wilhelm)
1
1.0
1
0
0
100.0
1251.4
425.0
1676.4
View list
11
1120130065
Lovett, K (Kurgan)
1
1.0
1
0
0
100.0
1203.0
425.0
1628.0
View list
12
1100152996
Majola, N (Njabula)
1
1.0
1
0
0
100.0
1289.4
425.0
1714.4
View list
13
1120147118
Mans, M (Milan)
1
1.0
1
0
0
100.0
1285.8
425.0
1710.8
View list
14
110086792
Mogashoa, MR (Mahlonamela)
1
1.0
1
0
0
100.0
1261.0
425.0
1686.0
View list
15
1100160979
Mugurasen, T (Tristan)
1
1.0
1
0
0
100.0
1251.4
425.0
1676.4
View list
16
2110142718
Mzwakali, N (Nompumelelo)
1
1.0
1
0
0
100.0
1203.0
425.0
1628.0
View list
17
1110139524
Nene, S (Sisekelo)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
18
1120141530
Nwosu, E (Ebube)
1
1.0
1
0
0
100.0
1310.0
425.0
1735.0
View list
19
1120111297
Obrien, P (Patrick)
1
1.0
1
0
0
100.0
1285.8
425.0
1710.8
View list
20
1100151855
Okelly, R (Ryan)
1
1.0
1
0
0
100.0
1261.0
425.0
1686.0
View list