Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Roto, A (Ahluma)
Dob:
2009/04/10 (U16)
Gender:
Female
Chess SA id:
2090141163
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2024/03/17 (270 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
1103.7
Current Weighted rating
1106.3
Current Weighted performance
985.6
Current official/published rating (highest between Raw, WR and WP)
1106.3
Current highest rating achieved
1167.8
Current floor (min rating allowed)
667.8
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)
±190.2
Current Raw change used (final)
0.0
Projected new Raw rating
1103.7
Projected new Weighed rating
1018.1
Projected new Weighted performance
985.6
Projected new final Raw rating (if new WP > new Raw)
1103.7
Projected new highest rating
1167.8
Projected new floor
667.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1103.7
Projected effective change (new Official - current Official)
-2.6
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
1096.0
Current Weighted rating
1098.6
Current Weighted performance
985.6
Current official/published rating (highest between Raw, WR and WP)
1098.6
Current highest rating achieved
1160.4
Current floor (min rating allowed)
660.4
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)
±192.3
Current Raw change used (final)
0.0
Projected new Raw rating
1096.0
Projected new Weighed rating
1011.2
Projected new Weighted performance
985.6
Projected new final Raw rating (if new WP > new Raw)
1096.0
Projected new highest rating
1160.4
Projected new floor
660.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1096.0
Projected effective change (new Official - current Official)
-2.6
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
1122.8
Current Weighted rating
1124.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1124.7
Current highest rating achieved
1149.6
Current floor (min rating allowed)
649.6
Current K-factor
40
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)
±185.1
Current Raw change used (final)
0.0
Projected new Raw rating
1122.8
Projected new Weighed rating
1034.3
Projected new Weighted performance
481.6
Projected new final Raw rating (if new WP > new Raw)
1122.8
Projected new highest rating
1149.6
Projected new floor
649.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1122.8
Projected effective change (new Official - current Official)
-1.9
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
4
Cape Town Open Chess Championship 2024 (Beginner)
2024/03/16
2024/03/17
Cape Town (WCT)
Standard
70
0.87
6
6
3.0
1090.0
1073.2
Analysis
3
Cape Town Metro Schools Chess Closed Individuals 2024 (U15 Girls)
2024/03/02
2024/03/03
Cape Town (WCT)
Standard
60
0.83
6
5
1.0
1090.0
1073.2
Analysis
2
Cape of Good Hope Open Chess Tournament 2024 (Intermediate)
2024/02/17
2024/02/17
Cape Town (WCT)
Standard
70
0.87
6
5
1.0
1121.8
1116.4
Analysis
1
District South Schools Chess Individual Trials 2024 (U15 Girls)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
2.0
1121.8
1116.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
18
Cape Town Open Chess Championship 2024 (Beginner)
2024/03/16
2024/03/17
Cape Town (WCT)
Standard
70
0.87
6
6
3.0
1090.0
1073.2
Analysis
17
Cape Town Metro Schools Chess Closed Individuals 2024 (U15 Girls)
2024/03/02
2024/03/03
Cape Town (WCT)
Standard
60
0.83
6
5
1.0
1090.0
1073.2
Analysis
16
Cape of Good Hope Open Chess Tournament 2024 (Intermediate)
2024/02/17
2024/02/17
Cape Town (WCT)
Standard
70
0.87
6
5
1.0
1121.8
1116.4
Analysis
15
District South Schools Chess Individual Trials 2024 (U15 Girls)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
2.0
1121.8
1116.4
Analysis
14
WP Club League 2023 (D2)
2023/08/05
2023/08/26
Cape Town (WCT)
Standard
70
0.87
6
0
0.0
1091.9
1086.8
Analysis
13
WP Club League 2023 (D1)
2023/07/29
2023/08/19
Cape Town (WCT)
Standard
70
0.87
6
6
3.0
1091.9
1086.8
Analysis
12
Rylib Chess Winter Slam 2023 (C)
2023/07/06
2023/07/06
Cape Town (WCT)
Rapid
20
0.47
6
6
2.0
1094.5
1149.6
Analysis
11
Western Cape HS Individuals 2023 (U15 Girls)
2023/04/01
2023/04/02
Cape Town (WCT)
Standard
60
0.83
6
6
2.5
1083.2
1075.6
Analysis
10
Cape Town Open 2023 (Intermediate)
2023/03/25
2023/03/26
Cape Town (WCT)
Standard
70
0.87
6
1
0.0
1069.7
1054.4
Analysis
9
Cape Town Metro Schools Chess Closed Individuals 2023 (U15 Girls)
2023/02/03
2023/03/04
Cape Town (WCT)
Standard
60
0.83
6
6
2.5
1069.7
1054.4
Analysis
8
District South Schools Chess Individual Trials 2023 (U15+U17 Girls)
2023/02/03
2023/02/04
Cape Town (WCT)
Standard
60
0.83
6
5
2.5
1034.8
1008.0
Analysis
7
Western Cape Closed Championship 2022 (U14)
2022/09/24
2022/09/24
Cape Winelands (WCW)
Standard
60
0.83
5
5
1.0
1056.2
1032.0
Analysis
5
2022 Western Province Club League (D)
2022/08/27
2022/10/01
Cape Town (WCT)
Standard
70
0.87
7
2
0.0
1038.3
1011.2
Analysis
6
2022 Western Province Club League (D)
2022/08/27
2022/10/01
Cape Town (WCT)
Standard
70
0.87
7
2
1.0
1038.3
1011.2
Analysis
4
Crossroads Library 2022 (Development)
2022/07/02
2022/07/02
Cape Town (WCT)
Rapid
15
0.39
7
7
2.5
1062.0
1200.0
Analysis
3
Stellenberg Chess Championship 2022 (Challengers 2)
2022/06/24
2022/06/25
Cape Town (WCT)
Standard
65
0.85
6
5
0.5
1167.8
1160.4
Analysis
2
WP Closed 2022 (U14)
2022/06/16
2022/06/16
Cape Town (WCT)
Standard
70
0.87
6
6
1.5
1167.8
1160.4
Analysis
1
Steinitz Open 2022 (C)
2022/05/21
2022/05/22
Cape Town (WCT)
Standard
60
0.83
5
5
1.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
21
6
2
13
7.0
33.3
-141.7
1225.2
1083.5
White
10
1
2
7
2.0
20.0
-255.0
1199.4
944.4
Black
11
5
0
6
5.0
45.5
-38.6
1248.6
1210.0
Standard
All
21
6
2
13
7.0
33.3
-141.7
1225.2
1083.5
White
10
1
2
7
2.0
20.0
-255.0
1199.4
944.4
Black
11
5
0
6
5.0
45.5
-38.6
1248.6
1210.0
Rapid
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
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
83
23
9
51
27.5
33.1
-143.4
1210.6
1067.2
White
40
10
6
24
13.0
32.5
-148.8
1198.1
1049.4
Black
43
13
3
27
14.5
33.7
-138.4
1222.1
1083.7
Standard
All
70
19
8
43
23.0
32.9
-145.7
1217.6
1071.9
White
34
8
6
20
11.0
32.4
-150.0
1202.1
1052.1
Black
36
11
2
23
12.0
33.3
-141.7
1232.2
1090.6
Rapid
All
13
4
1
8
4.5
34.6
-130.8
1172.6
1041.9
White
6
2
0
4
2.0
33.3
-141.7
1175.8
1034.1
Black
7
2
1
4
2.5
35.7
-121.4
1169.9
1048.5
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
2090108212
Phetheni, A (Axolisiwe)
3
1.5
1
1
1
50.0
1108.1
0.0
1108.1
View list
2
2100109051
Gugulo, N (Nonkosi)
3
1.0
1
0
2
33.3
1106.6
-141.7
964.9
View list
3
1090141153
Botha, Z (Zane)
2
2.0
2
0
0
100.0
1183.9
425.0
1608.9
View list
4
2080130602
Koti, Z (Zinathi)
2
1.0
0
2
0
50.0
1048.4
0.0
1048.4
View list
5
2100138514
Hastig, A (Amamkele)
2
0.5
0
1
1
25.0
1089.0
-212.5
876.5
View list
6
1120138507
Shasha, I (Iyanda)
2
0.0
0
0
2
0.0
1078.3
-425.0
653.3
View list
7
2100097014
De Wee, J (Jaydene)
1
1.0
1
0
0
100.0
1091.9
425.0
1516.9
View list
8
1080157942
Koegelenberg, U (Ulrich)
1
1.0
1
0
0
100.0
1090.0
425.0
1515.0
View list
9
2100108991
Leenderts, S (Shanique)
1
1.0
1
0
0
100.0
1090.0
425.0
1515.0
View list
10
1080146884
Mgutyana, B (Bamanye)
1
1.0
1
0
0
100.0
1034.8
425.0
1459.8
View list
11
1040100493
Mphana, S (Siphosakhe)
1
1.0
1
0
0
100.0
1062.0
425.0
1487.0
View list
12
1160193276
Myendeki, A (Aphakama)
1
1.0
1
0
0
100.0
1091.9
425.0
1516.9
View list
13
1070158130
Nefdt, K (Khutbuddin)
1
1.0
1
0
0
100.0
1094.5
425.0
1519.5
View list
14
2070096496
Nelson, OS (Olenka Shai)
1
1.0
1
0
0
100.0
1090.0
425.0
1515.0
View list
15
1130158131
Ngosana, E (Emmanuel)
1
1.0
1
0
0
100.0
1094.5
425.0
1519.5
View list
16
2100130696
Nomtayi, M (Mbalentle)
1
1.0
1
0
0
100.0
1121.8
425.0
1546.8
View list
17
208080805
Olivier, J (Jodi)
1
1.0
1
0
0
100.0
1083.2
425.0
1508.2
View list
18
1080193705
Scott, W (William)
1
1.0
1
0
0
100.0
1090.0
425.0
1515.0
View list
19
2090152122
Sikotshi, M (Melitha)
1
1.0
1
0
0
100.0
1069.7
425.0
1494.7
View list
20
1090146861
Sindayihebura, J (Joshua)
1
1.0
1
0
0
100.0
1056.2
425.0
1481.2
View list