Chess South Africa
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Chess South Africa
Vorster, K (Kean Pieter)
Dob:
2012/08/29 (U14)
Gender:
Male
Chess SA id:
1120142582
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2024/03/09 (109 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
1236.4
Current Weighted rating
1212.9
Current Weighted performance
1107.2
Current official/published rating (highest between Raw, WR and WP)
1236.4
Current highest rating achieved
1236.4
Current floor (min rating allowed)
736.4
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)
±157.4
Current Raw change used (final)
0.0
Projected new Raw rating
1236.4
Projected new Weighed rating
1117.1
Projected new Weighted performance
1107.2
Projected new final Raw rating (if new WP > new Raw)
1236.4
Projected new highest rating
1236.4
Projected new floor
736.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1236.4
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
1220.4
Current Weighted rating
1210.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1220.4
Current highest rating achieved
1220.4
Current floor (min rating allowed)
720.4
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)
±161.1
Current Raw change used (final)
0.0
Projected new Raw rating
1220.4
Projected new Weighed rating
1114.9
Projected new Weighted performance
942.9
Projected new final Raw rating (if new WP > new Raw)
1220.4
Projected new highest rating
1220.4
Projected new floor
720.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1220.4
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
1234.6
Current Weighted rating
1208.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1234.6
Current highest rating achieved
1234.6
Current floor (min rating allowed)
734.6
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)
±157.8
Current Raw change used (final)
0.0
Projected new Raw rating
1234.6
Projected new Weighed rating
1111.6
Projected new Weighted performance
443.5
Projected new final Raw rating (if new WP > new Raw)
1234.6
Projected new highest rating
1234.6
Projected new floor
734.6
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1234.6
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
1
Benoni Primary School Cluster Individuals 2024 (U13 Boys)
2024/03/09
2024/03/09
Ekurhuleni (GE)
Rapid
30
0.60
5
5
3.5
1216.3
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
5
Benoni Primary School Cluster Individuals 2024 (U13 Boys)
2024/03/09
2024/03/09
Ekurhuleni (GE)
Rapid
30
0.60
5
5
3.5
1216.3
1200.0
Analysis
4
Ekurhuleni North Schools Individual Finals 2023 (U11 Boys)
2023/05/12
2023/05/12
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1194.7
1193.6
Analysis
3
Ekhuruleni Chess Trials 1 2023 (U12)
2023/03/25
2023/03/25
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1161.2
1152.8
Analysis
2
ACB Invitation Chess Tournament 2022 (U11+U13)
2022/06/11
2022/06/11
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1174.1
1166.8
Analysis
1
Ekurhuleni-North Schools Finals Indiv 2022 (U11 Boys)
2022/05/13
2022/05/13
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
1
1
3.5
70.0
170.0
1212.2
1382.2
White
3
2
1
0
2.5
83.3
283.3
1220.4
1503.7
Black
2
1
0
1
1.0
50.0
0.0
1200.0
1200.0
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
5
3
1
1
3.5
70.0
170.0
1212.2
1382.2
White
3
2
1
0
2.5
83.3
283.3
1220.4
1503.7
Black
2
1
0
1
1.0
50.0
0.0
1200.0
1200.0
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
25
13
1
11
13.5
54.0
34.0
1205.7
1239.7
White
13
6
1
6
6.5
50.0
0.0
1209.6
1209.6
Black
12
7
0
5
7.0
58.3
70.8
1201.4
1272.3
Standard
All
20
10
0
10
10.0
50.0
0.0
1204.1
1204.1
White
10
4
0
6
4.0
40.0
-85.0
1206.4
1121.4
Black
10
6
0
4
6.0
60.0
85.0
1201.7
1286.7
Rapid
All
5
3
1
1
3.5
70.0
170.0
1212.2
1382.2
White
3
2
1
0
2.5
83.3
283.3
1220.4
1503.7
Black
2
1
0
1
1.0
50.0
0.0
1200.0
1200.0
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
1110139535
Dlamini, O (Owami)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1130140133
Cronje, A (Anru)
1
1.0
1
0
0
100.0
1161.2
425.0
1586.2
View list
3
1130152985
Lombard, R (Reece)
1
1.0
1
0
0
100.0
1161.2
425.0
1586.2
View list
4
1120109194
Liebenberg, WS (William Stephen)
1
1.0
1
0
0
100.0
1161.2
425.0
1586.2
View list
5
1120301284
Kumersamy, A (Ayron)
1
1.0
1
0
0
100.0
1216.3
425.0
1641.3
View list
6
1120155016
Mthembu, O (Okwethu)
1
1.0
1
0
0
100.0
1194.7
425.0
1619.7
View list
7
1130155011
Mathonsi, A (Alan Ntwanano)
1
1.0
1
0
0
100.0
1194.7
425.0
1619.7
View list
8
1120142684
Mashigo, D (Diego)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
9
1100101506
Kheswa, MZ (Manqoba)
1
1.0
1
0
0
100.0
1174.1
425.0
1599.1
View list
10
1120139510
Makoti, R (Reagile)
1
1.0
1
0
0
100.0
1174.1
425.0
1599.1
View list
11
1120155005
Makhubela, A (Andries Thato)
1
1.0
1
0
0
100.0
1194.7
425.0
1619.7
View list
12
1110301305
Swanepoel, D (Dihan)
1
1.0
1
0
0
100.0
1216.3
425.0
1641.3
View list
13
1120155026
Williams, L (Logan)
1
1.0
1
0
0
100.0
1216.3
425.0
1641.3
View list
14
1110301286
Lukhonga, C (Clayton)
1
0.5
0
1
0
50.0
1216.3
0.0
1216.3
View list
15
1120135374
Potgieter, G (Gustav)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
16
1110301293
Naicker, B (Blake)
1
0.0
0
0
1
0.0
1216.3
-425.0
791.3
View list
17
1130152987
Mann, L (Lowan)
1
0.0
0
0
1
0.0
1194.7
-425.0
769.7
View list
18
2100142569
Mamburu, T (Tiana)
1
0.0
0
0
1
0.0
1174.1
-425.0
749.1
View list
19
1110142678
Gobodo, M (Mikhail)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
20
1120135369
Du Plessis, Z (Zander)
1
0.0
0
0
1
0.0
1194.7
-425.0
769.7
View list