Chess South Africa
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Chess South Africa
Van Rooyen, M (Marcel)
Dob:
2010/08/17 (U16)
Gender:
Male
Chess SA id:
110092783
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2024/04/21 (26 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
1387.8
Curent Weighted rating
1365.0
Curent Weighted performance
1361.7
Current official/published rating (highest between Raw, WR and WP)
1387.8
Current floor (min rating allowed)
928.4
Current highest rating achieved
1428.4
Current K-factor
32
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)
±126.9
Current Raw change used (final)
0.0
Projected new Raw rating
1387.8
Projected new Weighed rating
1367.3
Projected new Weighted performance
1361.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1387.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1428.4
Projected new floor
928.4
Projected new K-facor
32
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
1389.0
Curent Weighted rating
1360.6
Curent Weighted performance
1361.6
Current official/published rating (highest between Raw, WR and WP)
1389.0
Current floor (min rating allowed)
933.5
Current highest rating achieved
1433.5
Current K-factor
32
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)
±126.7
Current Raw change used (final)
0.0
Projected new Raw rating
1389.0
Projected new Weighed rating
1363.5
Projected new Weighted performance
1361.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1389.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1433.5
Projected new floor
933.5
Projected new K-facor
32
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
917.8
Curent Weighted rating
917.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
917.8
Current floor (min rating allowed)
500.0
Current highest rating achieved
917.8
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)
±247.9
Current Raw change used (final)
0.0
Projected new Raw rating
917.8
Projected new Weighed rating
917.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
917.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
917.8
Projected new floor
500.0
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
675.9
Curent Weighted rating
638.3
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
675.9
Current floor (min rating allowed)
500.0
Current highest rating achieved
675.9
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)
±349.9
Current Raw change used (final)
0.0
Projected new Raw rating
675.9
Projected new Weighed rating
642.1
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
675.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
675.9
Projected new floor
500.0
Projected new K-facor
40
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
2024 Silver Lakes Open Chess Tournament (D1)
2024/04/21
2024/04/21
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1392.6
1392.5
Analysis
2
2024 Tshwane Chess AHS Open Chess Tournament (C1)
2024/02/24
2024/02/24
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1388.4
1388.7
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U14B)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.5
1372.2
1372.7
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
53
2024 Silver Lakes Open Chess Tournament (D1)
2024/04/21
2024/04/21
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1392.6
1392.5
Analysis
52
2024 Tshwane Chess AHS Open Chess Tournament (C1)
2024/02/24
2024/02/24
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1388.4
1388.7
Analysis
51
2024 Gauteng Inter-Region Chess Championship (U14B)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.5
1372.2
1372.7
Analysis
50
2023 Tuks Open Chess Tournament (C)
2023/10/07
2023/10/07
Tshwane (GTP)
Standard
60
0.83
5
0
0.0
1372.2
1372.7
Analysis
49
2023 Etienne Lewis Closed Tournament (U14)
2023/08/25
2023/08/27
Tshwane (GTP)
Standard
90
0.94
7
7
4.0
1278.0
1255.6
Analysis
48
2023 Gauteng Top Schools (U13 Mixed)
2023/08/18
2023/08/18
West Rand (GWR)
Standard
60
0.83
5
5
5.0
1278.0
1255.6
Analysis
47
2023 Lubowski Open Tournament (B)
2023/06/24
2023/06/25
Tshwane (GTP)
Standard
90
0.94
5
5
1.5
1305.4
1283.4
Analysis
46
2023 Gauteng North School District CLOSED Individual Championships (U13 Boys)
2023/05/13
2023/05/13
Tshwane (GTP)
Standard
60
0.83
5
0
0.0
1305.4
1283.4
Analysis
45
2023 Milos Ristic Open Tournament (BC)
2023/04/27
2023/04/27
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1368.6
1359.6
Analysis
44
2023 Tshwane Chess Open Registration Tournament (B2)
2023/01/28
2023/01/28
Tshwane (GTP)
Standard
60
0.83
5
5
1.5
1396.5
1396.1
Analysis
43
2022 Etienne Lewis (U14 Open)
2022/09/02
2022/09/04
Tshwane (GTP)
Standard
90
0.94
7
7
3.5
1428.4
1433.5
Analysis
42
2022 Gauteng Schools Team Championships (U13 Open)
2022/08/27
2022/08/27
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1270.3
1246.0
Analysis
41
2022 Gauteng North Schools District League Finals (U13)
2022/08/20
2022/08/20
Tshwane (GTP)
Standard
60
0.83
5
5
5.0
1270.3
1246.0
Analysis
40
2022 Blou Bul Open (C)
2022/06/25
2022/06/26
Tshwane (GTP)
Standard
90
0.94
5
5
2.0
1187.1
1173.0
Analysis
39
2022 Gauteng Schools Individual Chess Championship (U13 Boys)
2022/06/18
2022/06/18
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1187.1
1173.0
Analysis
38
Gauteng North District Individual Chess Finals 2022 (U13 Open)
2022/06/11
2022/06/11
Tshwane (GTP)
Rapid
30
0.60
7
7
5.0
1187.1
719.0
Analysis
37
2022 Milos Ristic Open Chess Tournament (C)
2022/05/28
2022/05/28
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1160.5
1135.9
Analysis
36
2022 Lubowski Open Tournament (C)
2022/04/09
2022/04/10
Tshwane (GTP)
Standard
90
0.94
5
5
1.5
1196.4
1170.8
Analysis
35
2022 Gauteng Interregion (U12 Open)
2022/02/26
2022/02/26
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1209.2
1180.9
Analysis
34
2022 Tshwane Chess Open Registration Tournament (C2)
2022/01/29
2022/01/29
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1192.2
1151.7
Analysis
1
2
3
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
15
9
1
5
9.5
63.3
113.3
1292.6
1405.9
White
6
2
1
3
2.5
41.7
-70.8
1225.4
1154.6
Black
9
7
0
2
7.0
77.8
236.1
1337.3
1573.5
Standard
All
15
9
1
5
9.5
63.3
113.3
1292.6
1405.9
White
6
2
1
3
2.5
41.7
-70.8
1225.4
1154.6
Black
9
7
0
2
7.0
77.8
236.1
1337.3
1573.5
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
267
136
14
117
143.0
53.6
30.2
1118.3
1148.6
White
129
66
5
58
68.5
53.1
26.4
1110.0
1136.4
Black
138
70
9
59
74.5
54.0
33.9
1126.1
1160.0
Standard
All
255
128
14
113
135.0
52.9
25.0
1111.8
1136.8
White
124
61
5
58
63.5
51.2
10.3
1104.7
1115.0
Black
131
67
9
55
71.5
54.6
38.9
1118.5
1157.5
Rapid
All
12
8
0
4
8.0
66.7
141.7
1256.3
1398.0
White
5
5
0
0
5.0
100.0
425.0
1241.1
1666.1
Black
7
3
0
4
3.0
42.9
-60.7
1267.2
1206.5
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
1100098511
Dreyer, TF (Thomas)
4
3.0
3
0
1
75.0
1080.9
212.5
1293.4
View list
2
110095324
Venter, D (Dian)
4
2.0
2
0
2
50.0
1116.4
0.0
1116.4
View list
3
1080108331
Ferreira, L (Louis)
3
2.0
2
0
1
66.7
1189.2
141.7
1330.9
View list
4
109076152
Friedrich, R (Ruhan)
3
2.0
2
0
1
66.7
933.8
141.7
1075.5
View list
5
2090109345
Viljoen, A (Amber)
3
2.0
2
0
1
66.7
1223.0
141.7
1364.7
View list
6
110089428
Anderson, AP (Aidan)
3
1.0
1
0
2
33.3
1019.8
-141.7
878.1
View list
7
1100097226
Marais, JS (Jacobus)
3
1.0
1
0
2
33.3
1389.0
-141.7
1247.4
View list
8
103089889
Crossley-Forest, K (Kyle)
2
2.0
2
0
0
100.0
994.5
425.0
1419.5
View list
9
1090108333
Rambritch, A (Abhay)
2
2.0
2
0
0
100.0
1082.8
425.0
1507.8
View list
10
1120107185
Steyn, H (Henco)
2
2.0
2
0
0
100.0
1173.8
425.0
1598.8
View list
11
208059167
Oosthuizen, L (Luelsje)
2
1.5
1
1
0
75.0
981.1
212.5
1193.6
View list
12
208086374
Smith, KJ (Kayle)
2
1.5
1
1
0
75.0
995.0
212.5
1207.5
View list
13
110092271
Bennie, J (Johannes)
2
1.0
1
0
1
50.0
943.4
0.0
943.4
View list
14
1100096766
Du Preez, J (Julian)
2
1.0
1
0
1
50.0
1369.3
0.0
1369.3
View list
15
205086770
Dvir, J (Jordan)
2
1.0
1
0
1
50.0
895.8
0.0
895.8
View list
16
1110097689
Froom, J (Jacob)
2
1.0
1
0
1
50.0
1321.2
0.0
1321.2
View list
17
110088036
Liebenberg, M (Michael)
2
1.0
1
0
1
50.0
759.0
0.0
759.0
View list
18
110092655
Sutherland, R (Reuben)
2
1.0
1
0
1
50.0
1181.8
0.0
1181.8
View list
19
110095325
Lourens, J (Jurgen)
2
0.5
0
1
1
25.0
1227.0
-212.5
1014.5
View list
20
109088591
Van Dyk, SJ (Sarel Johannes)
2
0.5
0
1
1
25.0
973.7
-212.5
761.2
View list