Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Botha, L (Luan)
Dob:
2016/03/07 (U10)
Gender:
Male
Chess SA id:
1160301329
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2024/06/01 (6 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
1211.0
Curent Weighted rating
1202.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1211.0
Current floor (min rating allowed)
711.0
Current highest rating achieved
1211.0
Current K-factor
36
Games played this month
5
Score (S)
3.0
Expected score (We)
2.50
Difference (S-We)
0.50
Current Raw change (no limits, including tournament time weight)
15.1
Current min/max change allowed (with limits)
±163.2
Current Raw change used (final)
15.1
Projected new Raw rating
1226.1
Projected new Weighed rating
1204.5
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1226.1
Projected effective change (new Official - current Official)
+15.1
Projected new highest rating
1226.1
Projected new floor
726.1
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)
700.0
Current highest rating achieved
0.0
Current K-factor
40
Games played this month
5
Score (S)
3.0
Expected score (We)
2.58
Difference (S-We)
0.42
Current Raw change (no limits, including tournament time weight)
16.8
Current min/max change allowed (with limits)
±165.8
Current Raw change used (final)
16.8
Projected new Raw rating
1216.8
Projected new Weighed rating
1201.3
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1216.8
Projected effective change (new Official - current Official)
+16.8
Projected new highest rating
1216.8
Projected new floor
716.8
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
1218.4
Curent Weighted rating
1204.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1218.4
Current floor (min rating allowed)
718.4
Current highest rating achieved
1218.4
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)
±161.5
Current Raw change used (final)
0.0
Projected new Raw rating
1218.4
Projected new Weighed rating
1205.5
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1218.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1218.4
Projected new floor
718.4
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
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)
718.4
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
718.4
Projected new K-facor
40
Tournaments
History
Tournament:
Ekurhuleni Trails 1 2024 (U8+U10)
Start:
2024/06/01
End:
2024/06/01
Host:
GE
Type:
Standard
Time:
62
Time weight:
0.84
Rounds:
5
Games:
5
Score:
3.0
Main rating:
1211.0
Rating gain/loss:
15.1
Type rating:
1200.0
Rating gain/loss:
16.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
2
Ekurhuleni Trails 1 2024 (U8+U10)
2024/06/01
2024/06/01
Ekurhuleni (GE)
Standard
62
0.84
5
5
3.0
1211.0
1200.0
Analysis
1
Benoni Primary School Cluster Individuals 2024 (U9 Boys)
2024/03/09
2024/03/09
Ekurhuleni (GE)
Rapid
30
0.60
5
5
3.0
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
Ekurhuleni Trails 1 2024 (U8+U10)
2024/06/01
2024/06/01
Ekurhuleni (GE)
Standard
62
0.84
5
5
3.0
1211.0
1200.0
Analysis
1
Benoni Primary School Cluster Individuals 2024 (U9 Boys)
2024/03/09
2024/03/09
Ekurhuleni (GE)
Rapid
30
0.60
5
5
3.0
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
1209.6
1294.6
White
6
3
0
3
3.0
50.0
0.0
1189.7
1189.7
Black
4
3
0
1
3.0
75.0
212.5
1239.4
1451.9
Standard
All
5
3
0
2
3.0
60.0
85.0
1219.1
1304.1
White
3
2
0
1
2.0
66.7
141.7
1179.3
1321.0
Black
2
1
0
1
1.0
50.0
0.0
1278.8
1278.8
Rapid
All
5
3
0
2
3.0
60.0
85.0
1200.0
1285.0
White
3
1
0
2
1.0
33.3
-141.7
1200.0
1058.3
Black
2
2
0
0
2.0
100.0
425.0
1200.0
1625.0
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
10
6
0
4
6.0
60.0
85.0
1209.6
1294.6
White
6
3
0
3
3.0
50.0
0.0
1189.7
1189.7
Black
4
3
0
1
3.0
75.0
212.5
1239.4
1451.9
Standard
All
5
3
0
2
3.0
60.0
85.0
1219.1
1304.1
White
3
2
0
1
2.0
66.7
141.7
1179.3
1321.0
Black
2
1
0
1
1.0
50.0
0.0
1278.8
1278.8
Rapid
All
5
3
0
2
3.0
60.0
85.0
1200.0
1285.0
White
3
1
0
2
1.0
33.3
-141.7
1200.0
1058.3
Black
2
2
0
0
2.0
100.0
425.0
1200.0
1625.0
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
1150301347
Steyn, J (Janco)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1150301345
Sinkala, N (Nkuwala)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1150301343
Schneigansz, X (Xan)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
2150151771
Pather, T (Tamishka)
1
1.0
1
0
0
100.0
1211.0
425.0
1636.0
View list
5
1150146684
Jack, N (Nandi)
1
1.0
1
0
0
100.0
1211.0
425.0
1636.0
View list
6
1160153976
Benjamin, L (Liyabona)
1
1.0
1
0
0
100.0
1211.0
425.0
1636.0
View list
7
1150151779
Zhu, R (Ryan Yuancheng)
1
0.0
0
0
1
0.0
1211.0
-425.0
786.0
View list
8
1160301349
Van Dalen, L (Lenert)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
1150153036
Mosala, A (Atlehang)
1
0.0
0
0
1
0.0
1211.0
-425.0
786.0
View list
10
1160301335
Michel, N (Nazario)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list