Chess South Africa
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Chess South Africa
Bowman, L (Lian)
Dob:
2012/03/19 (U14)
Gender:
Male
Chess SA id:
1120193621
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2024/05/11 (7 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
1291.4
Curent Weighted rating
1218.9
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1291.4
Current floor (min rating allowed)
791.4
Current highest rating achieved
1291.4
Current K-factor
36
Games played this month
5
Score (S)
2.5
Expected score (We)
2.61
Difference (S-We)
-0.11
Current Raw change (no limits, including tournament time weight)
-1.9
Current min/max change allowed (with limits)
±145.6
Current Raw change used (final)
-1.9
Projected new Raw rating
1289.5
Projected new Weighed rating
1225.3
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1289.5
Projected effective change (new Official - current Official)
-1.9
Projected new highest rating
1291.4
Projected new floor
791.4
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
1251.8
Curent Weighted rating
1213.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1251.8
Current floor (min rating allowed)
772.0
Current highest rating achieved
1272.0
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)
±154.0
Current Raw change used (final)
0.0
Projected new Raw rating
1251.8
Projected new Weighed rating
1217.0
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1251.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1272.0
Projected new floor
772.0
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
1286.8
Curent Weighted rating
1213.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1286.8
Current floor (min rating allowed)
786.8
Current highest rating achieved
1286.8
Current K-factor
36
Games played this month
5
Score (S)
2.5
Expected score (We)
2.55
Difference (S-We)
-0.05
Current Raw change (no limits, including tournament time weight)
-1.8
Current min/max change allowed (with limits)
±146.5
Current Raw change used (final)
-1.8
Projected new Raw rating
1285.0
Projected new Weighed rating
1219.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1285.0
Projected effective change (new Official - current Official)
-1.8
Projected new highest rating
1286.8
Projected new floor
786.8
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)
786.8
Current highest rating achieved
0.0
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)
±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
0.0
Projected new floor
786.8
Projected new K-facor
40
Tournaments
History
Tournament:
Steinitz Chess Festival 2024 (U14)
Start:
2024/05/11
End:
2024/05/11
Host:
WCT
Type:
Rapid
Time:
20
Time weight:
0.47
Rounds:
5
Games:
5
Score:
2.5
Main rating:
1291.4
Rating gain/loss:
-1.9
Type rating:
1286.8
Rating gain/loss:
-1.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
4
Steinitz Chess Festival 2024 (U14)
2024/05/11
2024/05/11
Cape Town (WCT)
Rapid
20
0.47
5
5
2.5
1291.4
1286.8
Analysis
3
Cape Town Open Rapid Chess Championship 2024 (U12)
2024/03/16
2024/03/16
Cape Town (WCT)
Rapid
25
0.54
6
6
4.0
1262.7
1200.0
Analysis
2
Cape Town Metro Schools Chess Closed Individuals 2024 (U13 Boys)
2024/03/02
2024/03/03
Cape Town (WCT)
Standard
60
0.83
6
6
2.5
1262.7
1272.0
Analysis
1
North District School Trials 2024 (U13 Boys)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
4.0
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
4
Steinitz Chess Festival 2024 (U14)
2024/05/11
2024/05/11
Cape Town (WCT)
Rapid
20
0.47
5
5
2.5
1291.4
1286.8
Analysis
3
Cape Town Open Rapid Chess Championship 2024 (U12)
2024/03/16
2024/03/16
Cape Town (WCT)
Rapid
25
0.54
6
6
4.0
1262.7
1200.0
Analysis
2
Cape Town Metro Schools Chess Closed Individuals 2024 (U13 Boys)
2024/03/02
2024/03/03
Cape Town (WCT)
Standard
60
0.83
6
6
2.5
1262.7
1272.0
Analysis
1
North District School Trials 2024 (U13 Boys)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
4.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
22
12
2
8
13.0
59.1
77.3
1314.2
1391.5
White
12
8
0
4
8.0
66.7
141.7
1312.5
1454.2
Black
10
4
2
4
5.0
50.0
0.0
1316.2
1316.2
Standard
All
11
6
1
4
6.5
59.1
77.3
1281.5
1358.8
White
6
4
0
2
4.0
66.7
141.7
1303.5
1445.2
Black
5
2
1
2
2.5
50.0
0.0
1255.1
1255.1
Rapid
All
11
6
1
4
6.5
59.1
77.3
1346.9
1424.2
White
6
4
0
2
4.0
66.7
141.7
1321.6
1463.2
Black
5
2
1
2
2.5
50.0
0.0
1377.3
1377.3
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
22
12
2
8
13.0
59.1
77.3
1314.2
1391.5
White
12
8
0
4
8.0
66.7
141.7
1312.5
1454.2
Black
10
4
2
4
5.0
50.0
0.0
1316.2
1316.2
Standard
All
11
6
1
4
6.5
59.1
77.3
1281.5
1358.8
White
6
4
0
2
4.0
66.7
141.7
1303.5
1445.2
Black
5
2
1
2
2.5
50.0
0.0
1255.1
1255.1
Rapid
All
11
6
1
4
6.5
59.1
77.3
1346.9
1424.2
White
6
4
0
2
4.0
66.7
141.7
1321.6
1463.2
Black
5
2
1
2
2.5
50.0
0.0
1377.3
1377.3
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
1110157967
Van Schalkwyk, C (Cameron)
2
2.0
2
0
0
100.0
1245.7
425.0
1670.7
View list
2
1110157085
Jansen, R (Riley)
2
0.5
0
1
1
25.0
1277.1
-212.5
1064.6
View list
3
1110150476
Cloete, L (Leonardo)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1110156975
Brown, J (Joshua)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1120112770
Botha, E (Eduan)
1
1.0
1
0
0
100.0
1262.7
425.0
1687.7
View list
6
1120132089
Russell, C (Christopher)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
1110158948
Miller, K (Kaiden)
1
1.0
1
0
0
100.0
1262.7
425.0
1687.7
View list
8
1120143639
Mabaso, A (Ahlumile)
1
1.0
1
0
0
100.0
1291.4
425.0
1716.4
View list
9
1130139482
Koert, D (Dane)
1
1.0
1
0
0
100.0
1262.7
425.0
1687.7
View list
10
1110146724
Bailey, Z (Zack)
1
1.0
1
0
0
100.0
1262.7
425.0
1687.7
View list
11
2130118022
Shapiro, H (Hannah)
1
1.0
1
0
0
100.0
1262.7
425.0
1687.7
View list
12
1130132170
Srivastava, P (Prakhar)
1
1.0
1
0
0
100.0
1262.7
425.0
1687.7
View list
13
1120137368
Sher, J (Jonah)
1
0.5
0
1
0
50.0
1291.4
0.0
1291.4
View list
14
1120138507
Shasha, I (Iyanda)
1
0.0
0
0
1
0.0
1262.7
-425.0
837.7
View list
15
1110146727
Schultz, O (Oliver)
1
0.0
0
0
1
0.0
1262.7
-425.0
837.7
View list
16
1110146858
Adolf, F (Feraydo)
1
0.0
0
0
1
0.0
1262.7
-425.0
837.7
View list
17
1110150425
Haman, R (Rico)
1
0.0
0
0
1
0.0
1291.4
-425.0
866.4
View list
18
1120132064
Fourie, R (Ruan)
1
0.0
0
0
1
0.0
1262.7
-425.0
837.7
View list
19
1110150421
Faure, D (Douglas)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
20
1120139311
Bessesen, J (Joakim)
1
0.0
0
0
1
0.0
1262.7
-425.0
837.7
View list