Chess South Africa
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Chess South Africa
Koopman, V (Virat)
Dob:
2012/12/16 (U14)
Gender:
Male
Chess SA id:
1120139044
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Last active:
2024/03/09 (54 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
1360.9
Curent Weighted rating
1324.2
Curent Weighted performance
1225.7
Current official/published rating (highest between Raw, WR and WP)
1360.9
Current floor (min rating allowed)
889.4
Current highest rating achieved
1389.4
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)
±131.8
Current Raw change used (final)
0.0
Projected new Raw rating
1360.9
Projected new Weighed rating
1330.8
Projected new Weighted performance
1225.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1360.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1389.4
Projected new floor
889.4
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
1314.3
Curent Weighted rating
1276.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1314.3
Current floor (min rating allowed)
814.3
Current highest rating achieved
1314.3
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)
±140.9
Current Raw change used (final)
0.0
Projected new Raw rating
1314.3
Projected new Weighed rating
1281.9
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1314.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1314.3
Projected new floor
814.3
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
1416.8
Curent Weighted rating
1393.5
Curent Weighted performance
1320.2
Current official/published rating (highest between Raw, WR and WP)
1416.8
Current floor (min rating allowed)
988.2
Current highest rating achieved
1488.2
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)
±121.8
Current Raw change used (final)
0.0
Projected new Raw rating
1416.8
Projected new Weighed rating
1400.5
Projected new Weighted performance
1320.2
Projected new official/published rating (highest between new Raw, new WR and new WP)
1416.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1488.2
Projected new floor
988.2
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
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)
988.2
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
988.2
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
2
West Coast Schools Chess Prestige Championships 2024 (U13 Boys)
2024/03/09
2024/03/09
West Coast (WCU)
Rapid
30
0.60
5
5
2.0
1389.4
1464.8
Analysis
1
Lower West Coast Schools Chess Prestige 2024 (U13 Boys)
2024/02/17
2024/02/17
West Coast (WCU)
Rapid
30
0.60
5
5
4.0
1373.4
1458.1
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
19
West Coast Schools Chess Prestige Championships 2024 (U13 Boys)
2024/03/09
2024/03/09
West Coast (WCU)
Rapid
30
0.60
5
5
2.0
1389.4
1464.8
Analysis
18
Lower West Coast Schools Chess Prestige 2024 (U13 Boys)
2024/02/17
2024/02/17
West Coast (WCU)
Rapid
30
0.60
5
5
4.0
1373.4
1458.1
Analysis
17
Clanwilliam Chess Club Open 2023 (B)
2023/12/02
2023/12/02
West Coast (WCU)
Rapid
35
0.66
5
5
2.5
1387.7
1488.2
Analysis
16
Western Cape Top Schools 2023 (U11 Mixed)
2023/09/02
2023/09/03
Cape Winelands (WCW)
Standard
60
0.83
6
6
3.0
1369.5
1280.8
Analysis
15
Pedro Booyse Top Schools Round 2 2023 (U11)
2023/08/22
2023/08/22
West Coast (WCU)
Rapid
20
0.47
5
5
4.0
1324.7
1467.9
Analysis
14
CW Top Schools 2023 (Intermediate)
2023/08/12
2023/08/12
West Coast (WCU)
Standard
60
0.83
5
5
4.0
1324.7
1229.0
Analysis
13
Pedro Booyse Top Schools 2023 (U11)
2023/07/29
2023/07/29
West Coast (WCU)
Rapid
30
0.60
5
5
5.0
1280.2
1358.2
Analysis
12
Lower West Coast Top Schools Championships 2023 (U9+U11)
2023/06/10
2023/06/10
West Coast (WCU)
Rapid
30
0.60
5
4
3.0
1267.6
1317.4
Analysis
11
West Coast Open 2023 (Open)
2023/05/20
2023/06/03
West Coast (WCU)
Standard
90
0.94
5
4
2.0
1267.6
1238.0
Analysis
10
St Helenabaai Open 2023 (Open)
2023/05/13
2023/05/13
West Coast (WCU)
Rapid
30
0.60
5
5
3.5
1219.9
1255.6
Analysis
9
Western Cape PS Individuals 2023 (U11 Boys)
2023/05/05
2023/05/06
Cape Town (WCT)
Standard
60
0.83
6
6
2.5
1219.9
1200.0
Analysis
8
Lower West Coast Primary Schools Prestige Championships 2023 (U11 Boys)
2023/03/04
2023/03/04
West Coast (WCU)
Rapid
30
0.60
5
5
4.0
1179.3
1183.6
Analysis
7
Clanwilliam Open 2022 (C)
2022/12/10
2022/12/10
West Coast (WCU)
Rapid
35
0.66
5
5
2.5
1175.7
1177.8
Analysis
6
West Coast Open 2022 (Open)
2022/11/05
2022/11/05
West Coast (WCU)
Standard
65
0.85
6
0
0.0
1175.7
1200.0
Analysis
5
Basil Ellman Annual Rapid 2022 (Development)
2022/06/25
2022/06/25
West Coast (WCU)
Rapid
30
0.60
5
5
3.5
1143.1
1110.5
Analysis
4
Onder-Weskus Top Skole 2022 (O13 Seuns)
2022/06/04
2022/06/04
West Coast (WCU)
Rapid
30
0.60
5
5
2.5
1143.1
1110.5
Analysis
3
West Coast Schools Chess Prestige Leg 2 2022 (U11 Boys)
2022/04/23
2022/04/23
West Coast (WCU)
Rapid
30
0.60
5
4
0.5
1201.0
1201.6
Analysis
2
West Coast Schools Chess Prestige Leg 1 2022 (U11 Boys)
2022/04/09
2022/04/09
West Coast (WCU)
Rapid
30
0.60
5
4
0.5
1201.0
1201.6
Analysis
1
Lower West Coast Schools Prestige 2022 (U11 Boys)
2022/03/19
2022/03/19
West Coast (WCU)
Rapid
30
0.60
5
5
2.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
10
6
0
4
6.0
60.0
85.0
1253.2
1338.2
White
6
4
0
2
4.0
66.7
141.7
1208.5
1350.1
Black
4
2
0
2
2.0
50.0
0.0
1320.2
1320.2
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
10
6
0
4
6.0
60.0
85.0
1253.2
1338.2
White
6
4
0
2
4.0
66.7
141.7
1208.5
1350.1
Black
4
2
0
2
2.0
50.0
0.0
1320.2
1320.2
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
88
47
9
32
51.5
58.5
72.4
1252.5
1324.9
White
44
24
4
16
26.0
59.1
77.3
1237.2
1314.5
Black
44
23
5
16
25.5
58.0
67.6
1267.8
1335.4
Standard
All
21
11
1
9
11.5
54.8
40.5
1343.9
1384.4
White
9
5
1
3
5.5
61.1
94.4
1287.7
1382.1
Black
12
6
0
6
6.0
50.0
0.0
1386.1
1386.1
Rapid
All
67
36
8
23
40.0
59.7
82.5
1223.8
1306.3
White
35
19
3
13
20.5
58.6
72.9
1224.2
1297.1
Black
32
17
5
10
19.5
60.9
93.0
1223.5
1316.4
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1130139070
Olivier, M (Micarlo)
3
3.0
3
0
0
100.0
1210.2
425.0
1635.2
View list
2
1120139049
Thomson, A (Alexander)
3
1.0
1
0
2
33.3
1290.8
-141.7
1149.2
View list
3
1120153777
Wehr, C (Corbin)
3
1.0
1
0
2
33.3
1312.7
-141.7
1171.1
View list
4
1120142265
Klaassens, J (Jermaine)
3
0.5
0
1
2
16.7
1196.7
-283.3
913.3
View list
5
2130153778
Kujinga, T (Tawanayasha)
2
2.0
2
0
0
100.0
1302.5
425.0
1727.5
View list
6
1120147351
Louw, E (E-Jay)
2
2.0
2
0
0
100.0
1302.5
425.0
1727.5
View list
7
2120159415
Scholtz, G (Gera)
2
2.0
2
0
0
100.0
1302.5
425.0
1727.5
View list
8
2130143128
Seroon, Z (Zeeva)
2
2.0
2
0
0
100.0
1302.5
425.0
1727.5
View list
9
2100131696
Warner, A (Alicia)
2
1.5
1
1
0
75.0
1303.8
212.5
1516.3
View list
10
1120139045
Lindeque, C (Carlos)
2
0.5
0
1
1
25.0
1200.5
-212.5
988.0
View list
11
1120139050
Warries, T (Tyreese)
2
0.5
0
1
1
25.0
1201.0
-212.5
988.5
View list
12
1110099726
Cloete, K (Keenan)
2
0.0
0
0
2
0.0
1201.0
-425.0
776.0
View list
13
2100142543
Love, C (Celine)
2
0.0
0
0
2
0.0
1265.4
-425.0
840.4
View list
14
2090142541
August, L (Laris)
1
1.0
1
0
0
100.0
1143.1
425.0
1568.1
View list
15
2070158345
Arnoldus, M (Marceline)
1
1.0
1
0
0
100.0
1324.7
425.0
1749.7
View list
16
1120150098
Arendse, V (Virgil)
1
1.0
1
0
0
100.0
1369.5
425.0
1794.5
View list
17
1100142261
Chrirender, L (Lindan)
1
1.0
1
0
0
100.0
1143.1
425.0
1568.1
View list
18
1080142260
Choto, O (Oscar)
1
1.0
1
0
0
100.0
1143.1
425.0
1568.1
View list
19
1110153788
Butler, K (Kelvin)
1
1.0
1
0
0
100.0
1373.4
425.0
1798.4
View list
20
1130139060
Benjamin, E (Entwan)
1
1.0
1
0
0
100.0
1179.3
425.0
1604.3
View list