Chess South Africa
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Chess South Africa
Bothma, L (Liandri)
Dob:
2006/06/08 (U20)
Gender:
Female
Chess SA id:
206088651
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2024/04/13 (19 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
1144.9
Curent Weighted rating
1123.1
Curent Weighted performance
1112.7
Current official/published rating (highest between Raw, WR and WP)
1144.9
Current floor (min rating allowed)
721.3
Current highest rating achieved
1221.3
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)
±179.4
Current Raw change used (final)
0.0
Projected new Raw rating
1144.9
Projected new Weighed rating
1123.3
Projected new Weighted performance
1112.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1144.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1221.3
Projected new floor
721.3
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
1123.3
Curent Weighted rating
1107.7
Curent Weighted performance
1083.7
Current official/published rating (highest between Raw, WR and WP)
1123.3
Current floor (min rating allowed)
704.1
Current highest rating achieved
1204.1
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)
±185.0
Current Raw change used (final)
0.0
Projected new Raw rating
1123.3
Projected new Weighed rating
1107.9
Projected new Weighted performance
1083.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1123.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1204.1
Projected new floor
704.1
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
1075.1
Curent Weighted rating
880.8
Curent Weighted performance
1051.0
Current official/published rating (highest between Raw, WR and WP)
1075.1
Current floor (min rating allowed)
575.1
Current highest rating achieved
1075.1
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)
±198.1
Current Raw change used (final)
0.0
Projected new Raw rating
1075.1
Projected new Weighed rating
901.9
Projected new Weighted performance
1051.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1075.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1075.1
Projected new floor
575.1
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
552.0
Curent Weighted rating
545.3
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
552.0
Current floor (min rating allowed)
575.1
Current highest rating achieved
578.4
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)
±417.4
Current Raw change used (final)
0.0
Projected new Raw rating
552.0
Projected new Weighed rating
546.9
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
552.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
578.4
Projected new floor
575.1
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
Westwood Open 2024 (A)
2024/04/13
2024/04/13
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1121.3
1089.5
Analysis
2
Benoni High Schools Cluster Individuals 2024 (U18 Girls)
2024/03/16
2024/03/16
Ekurhuleni (GE)
Rapid
45
0.74
5
5
3.0
1076.0
1000.3
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U18 Girls)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
3
1.0
1084.5
1100.7
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
67
Westwood Open 2024 (A)
2024/04/13
2024/04/13
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1121.3
1089.5
Analysis
66
Benoni High Schools Cluster Individuals 2024 (U18 Girls)
2024/03/16
2024/03/16
Ekurhuleni (GE)
Rapid
45
0.74
5
5
3.0
1076.0
1000.3
Analysis
65
2024 Gauteng Inter-Region Chess Championship (U18 Girls)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
3
1.0
1084.5
1100.7
Analysis
64
Ekurhuleni North Chess Club 2023 (A)
2023/12/09
2023/12/09
Ekurhuleni (GE)
Rapid
30
0.60
7
7
0.0
1121.0
862.0
Analysis
63
Helpmekaar Kollege Blitz Chess Invitational Sep 2023
2023/09/16
2023/09/16
Johannesburg Metro (GJM)
Blitz
8
0.25
9
8
0.0
1143.7
578.4
Analysis
62
2023 Gauteng Top Schools (U17 Mixed)
2023/08/19
2023/08/19
West Rand (GWR)
Standard
60
0.83
5
5
2.0
1149.7
1097.8
Analysis
61
2023 Tshwane Chess FIDE Rated Blitz League 1
2023/05/28
2023/05/28
Tshwane (GTP)
Blitz
5
0.18
9
8
2.0
1054.8
500.0
Analysis
60
Gauteng Schools Individual Finals 2023 (U18 Girls)
2023/05/27
2023/05/27
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1054.8
1046.3
Analysis
59
Gauteng Open Arnold Classic 2023 (C)
2023/05/20
2023/05/20
Tshwane (GTP)
Standard
60
0.83
5
4
1.0
1054.8
1046.3
Analysis
58
Ekurhuleni North Schools Individual Finals 2023 (U18 Girls)
2023/05/13
2023/05/13
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1054.8
1046.3
Analysis
57
Benoni Cluster High School League 2023 (U19 Open)
2023/05/06
2023/05/06
Ekurhuleni (GE)
Rapid
30
0.60
5
5
1.5
1054.8
683.2
Analysis
56
Benoni Cluster High School League 2023 (U18 Girls)
2023/05/06
2023/05/06
Ekurhuleni (GE)
Rapid
30
0.60
5
4
3.0
1054.8
683.2
Analysis
55
Ekurhuleni Trials 2 2023 (U18)
2023/04/22
2023/04/22
Ekurhuleni (GE)
Standard
60
0.83
5
5
1.0
1165.0
1160.8
Analysis
54
2023 South African Junior Closed Chess Championships (U18 Girls)
2023/03/31
2023/04/04
Chess South Africa (CSA)
Standard
120
1.00
9
8
0.0
1165.0
1160.8
Analysis
53
Ekhuruleni Chess Trials 1 2023 (U18)
2023/03/25
2023/03/25
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.5
1137.4
1127.0
Analysis
52
Ekurhuleni Springs Open 4 March 2023 (C)
2023/03/04
2023/03/04
Ekurhuleni (GE)
Standard
62
0.84
5
5
2.0
1137.4
1127.0
Analysis
51
2022 South African Junior Wild Card Chess Championships (U18+U20 Girls)
2022/12/09
2022/12/12
4 Knights (4K)
Standard
120
1.00
7
7
0.0
1210.1
1195.4
Analysis
50
2022 South African Junior Team Chess Championships (U14-U18 Girls)
2022/12/04
2022/12/08
4 Knights (4K)
Standard
120
1.00
7
6
3.0
1210.1
1195.4
Analysis
49
ACB Tournament 2022 (A)
2022/10/07
2022/10/08
Ekurhuleni (GE)
Standard
90
0.94
5
5
1.0
1221.3
1204.1
Analysis
48
Ekurhuleni Chess Springs Club Open 2022 (C)
2022/09/03
2022/09/03
Ekurhuleni (GE)
Standard
60
0.83
5
4
1.0
1215.6
1193.3
Analysis
1
2
3
4
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
13
6
0
7
6.0
46.2
-32.7
1291.4
1258.7
White
5
2
0
3
2.0
40.0
-85.0
1303.8
1218.8
Black
8
4
0
4
4.0
50.0
0.0
1283.6
1283.6
Standard
All
8
3
0
5
3.0
37.5
-106.3
1278.2
1171.9
White
3
1
0
2
1.0
33.3
-141.7
1339.1
1197.4
Black
5
2
0
3
2.0
40.0
-85.0
1241.6
1156.6
Rapid
All
5
3
0
2
3.0
60.0
85.0
1312.5
1397.5
White
2
1
0
1
1.0
50.0
0.0
1250.8
1250.8
Black
3
2
0
1
2.0
66.7
141.7
1353.7
1495.3
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
344
113
8
223
117.0
34.0
-135.9
1176.0
1040.1
White
167
63
1
103
63.5
38.0
-101.8
1159.1
1057.3
Black
177
50
7
120
53.5
30.2
-168.1
1191.8
1023.8
Standard
All
301
99
7
195
102.5
34.1
-135.5
1157.8
1022.3
White
148
58
1
89
58.5
39.5
-89.0
1144.5
1055.5
Black
153
41
6
106
44.0
28.8
-180.6
1170.7
990.2
Rapid
All
27
12
1
14
12.5
46.3
-31.5
1280.7
1249.2
White
11
4
0
7
4.0
36.4
-115.9
1255.0
1139.1
Black
16
8
1
7
8.5
53.1
26.6
1298.3
1324.9
Blitz
All
16
2
0
14
2.0
12.5
-318.8
1340.4
1021.7
White
8
1
0
7
1.0
12.5
-318.8
1298.5
979.8
Black
8
1
0
7
1.0
12.5
-318.8
1382.3
1063.6
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
206045741
Steyn, Z (Zurika)
6
1.0
1
0
5
16.7
706.2
-283.3
422.8
View list
2
2060133808
Mafinya, T (Thama)
4
2.0
2
0
2
50.0
1148.7
0.0
1148.7
View list
3
206057511
Terblanche, A (Annika)
4
1.0
1
0
3
25.0
973.9
-212.5
761.4
View list
4
206088003
Van Niekerk, LA (Lee Ann)
4
1.0
1
0
3
25.0
834.9
-212.5
622.4
View list
5
2060133666
Phenyane, S (Samukelisiwe)
3
1.0
1
0
2
33.3
1142.0
-141.7
1000.4
View list
6
1060101853
Sibanyoni, N (Nthuthuko)
3
1.0
1
0
2
33.3
1032.5
-141.7
890.8
View list
7
107067328
Francis, A (Aaron)
3
0.0
0
0
3
0.0
1056.6
-425.0
631.6
View list
8
106092692
Hausberger, J (Justin)
3
0.0
0
0
3
0.0
1169.1
-425.0
744.1
View list
9
205086771
Jacobs, L (Lenita)
3
0.0
0
0
3
0.0
1192.2
-425.0
767.2
View list
10
206026780
Naude, N (Nia)
3
0.0
0
0
3
0.0
1178.8
-425.0
753.8
View list
11
206091525
Nel, H (Hayley)
3
0.0
0
0
3
0.0
1069.1
-425.0
644.1
View list
12
205048914
Shaw, A (Amy)
3
0.0
0
0
3
0.0
1023.6
-425.0
598.6
View list
13
107069165
Slabbert, U (Ulrich)
3
0.0
0
0
3
0.0
1042.6
-425.0
617.6
View list
14
106086008
Swart, Z (Zander)
3
0.0
0
0
3
0.0
1063.1
-425.0
638.1
View list
15
2060097845
Venter, Z (Zanri)
3
0.0
0
0
3
0.0
1147.1
-425.0
722.1
View list
16
206072898
Vorster, M (Meghan)
3
0.0
0
0
3
0.0
681.0
-425.0
256.0
View list
17
205078091
West, S (Shannon)
3
0.0
0
0
3
0.0
580.9
-425.0
155.9
View list
18
2070144890
Mapurisa, H (Hope)
2
2.0
2
0
0
100.0
1054.8
425.0
1479.8
View list
19
2030107780
Maritz, C (Christelle)
2
2.0
2
0
0
100.0
1018.2
425.0
1443.2
View list
20
208088664
Bosman, E (Elri)
2
1.0
1
0
1
50.0
653.1
0.0
653.1
View list