Chess South Africa
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Chess South Africa
Joya, I (Imkhita)
Dob:
2011/03/11 (U14)
Gender:
Female
Chess SA id:
2110130686
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2024/04/02 (29 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
1659.0
Curent Weighted rating
1542.5
Curent Weighted performance
1641.7
Current official/published rating (highest between Raw, WR and WP)
1659.0
Current floor (min rating allowed)
1159.0
Current highest rating achieved
1659.0
Current K-factor
28
Games played this month
11
Score (S)
2.5
Expected score (We)
4.87
Difference (S-We)
-2.37
Current Raw change (no limits, including tournament time weight)
-66.4
Current min/max change allowed (with limits)
±86.2
Current Raw change used (final)
-66.4
Projected new Raw rating
1592.6
Projected new Weighed rating
1548.2
Projected new Weighted performance
1641.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1641.7
Projected effective change (new Official - current Official)
-17.3
Projected new highest rating
1659.0
Projected new floor
1159.0
Projected new K-facor
28
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
1667.8
Curent Weighted rating
1555.0
Curent Weighted performance
1634.9
Current official/published rating (highest between Raw, WR and WP)
1667.8
Current floor (min rating allowed)
1177.4
Current highest rating achieved
1677.4
Current K-factor
28
Games played this month
11
Score (S)
2.5
Expected score (We)
4.93
Difference (S-We)
-2.43
Current Raw change (no limits, including tournament time weight)
-68.0
Current min/max change allowed (with limits)
±85.1
Current Raw change used (final)
-68.0
Projected new Raw rating
1599.8
Projected new Weighed rating
1561.5
Projected new Weighted performance
1634.9
Projected new official/published rating (highest between new Raw, new WR and new WP)
1634.9
Projected effective change (new Official - current Official)
-32.9
Projected new highest rating
1677.4
Projected new floor
1177.4
Projected new K-facor
28
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
1362.1
Curent Weighted rating
1352.4
Curent Weighted performance
1210.8
Current official/published rating (highest between Raw, WR and WP)
1362.1
Current floor (min rating allowed)
862.1
Current highest rating achieved
1362.1
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)
±131.6
Current Raw change used (final)
0.0
Projected new Raw rating
1362.1
Projected new Weighed rating
1353.8
Projected new Weighted performance
1210.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1362.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1362.1
Projected new floor
862.1
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
1205.6
Curent Weighted rating
1204.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1205.6
Current floor (min rating allowed)
862.1
Current highest rating achieved
1205.6
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)
±164.5
Current Raw change used (final)
0.0
Projected new Raw rating
1205.6
Projected new Weighed rating
1204.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1205.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1205.6
Projected new floor
862.1
Projected new K-facor
36
Tournaments
History
Tournament:
South African Closed Chess Championship 2024 (Ladies)
Start:
2024/03/25
End:
2024/04/02
Host:
WCT
Type:
Standard
Time:
150
Time weight:
1.00
Rounds:
11
Games:
11
Score:
2.5
Main rating:
1659.0
Rating gain/loss:
-66.4
Type rating:
1667.8
Rating gain/loss:
-68.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
6
South African Closed Chess Championship 2024 (Ladies)
2024/03/25
2024/04/02
Cape Town (WCT)
Standard
150
1.00
11
11
2.5
1659.0
1667.8
Analysis
5
Western Cape HS Individuals Championship 2024 (U15 Girls)
2024/03/21
2024/03/22
Overberg (WOS)
Standard
60
0.83
6
6
5.5
1618.3
1654.4
Analysis
4
Cape Town Metro Schools Chess Closed Individuals 2024 (U15 Girls)
2024/03/02
2024/03/03
Cape Town (WCT)
Standard
60
0.83
6
6
5.0
1618.3
1654.4
Analysis
3
Cape of Good Hope Open Chess Tournament 2024 (Advanced)
2024/02/17
2024/02/17
Cape Town (WCT)
Standard
70
0.87
6
6
4.0
1562.4
1632.6
Analysis
2
District South Schools Chess Individual Trials 2024 (U15 Girls)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
5.0
1562.4
1632.6
Analysis
1
Cape Town Masters Challenge 2024 (Advanced)
2024/01/03
2024/01/07
Cape Town (WCT)
Standard
120
1.00
7
7
3.0
1591.2
1677.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
46
South African Closed Chess Championship 2024 (Ladies)
2024/03/25
2024/04/02
Cape Town (WCT)
Standard
150
1.00
11
11
2.5
1659.0
1667.8
Analysis
45
Western Cape HS Individuals Championship 2024 (U15 Girls)
2024/03/21
2024/03/22
Overberg (WOS)
Standard
60
0.83
6
6
5.5
1618.3
1654.4
Analysis
44
Cape Town Metro Schools Chess Closed Individuals 2024 (U15 Girls)
2024/03/02
2024/03/03
Cape Town (WCT)
Standard
60
0.83
6
6
5.0
1618.3
1654.4
Analysis
43
Cape of Good Hope Open Chess Tournament 2024 (Advanced)
2024/02/17
2024/02/17
Cape Town (WCT)
Standard
70
0.87
6
6
4.0
1562.4
1632.6
Analysis
42
District South Schools Chess Individual Trials 2024 (U15 Girls)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
5.0
1562.4
1632.6
Analysis
41
Cape Town Masters Challenge 2024 (Advanced)
2024/01/03
2024/01/07
Cape Town (WCT)
Standard
120
1.00
7
7
3.0
1591.2
1677.4
Analysis
40
Kraaifontein Open 2023 (Championship)
2023/12/09
2023/12/10
Cape Town (WCT)
Standard
90
0.94
5
5
2.0
1484.9
1487.0
Analysis
39
FIDE WORLD CADETS CHESS CHAMPIONSHIPS 2023
2023/10/16
2023/10/26
Egypt (EGY)
Standard
120
1.00
11
11
5.0
1521.7
1536.3
Analysis
38
2023 Moja Chess Extravaganza (Ladies)
2023/09/30
2023/10/04
Frances Baard (NCF)
Standard
120
1.00
9
9
4.5
1521.7
1536.3
Analysis
37
Western Cape Closed Championship 2023 (A)
2023/09/23
2023/09/25
Cape Town (WCT)
Standard
120
1.00
6
5
0.0
1511.6
1529.3
Analysis
36
Western Cape Top Schools 2023 (U13 Mixed)
2023/09/02
2023/09/03
Cape Winelands (WCW)
Standard
60
0.83
6
4
4.0
1511.6
1529.3
Analysis
35
CW Top Schools 2023 (Elite)
2023/08/11
2023/08/13
West Coast (WCU)
Standard
90
0.94
6
6
2.0
1543.2
1570.9
Analysis
34
WP Club League 2023 (B)
2023/07/29
2023/09/09
Cape Town (WCT)
Standard
120
1.00
11
4
4.0
1511.6
1529.3
Analysis
33
CT Metro District South Top Schools 2023 (U13 Mixed)
2023/07/29
2023/07/29
Cape Town (WCT)
Rapid
30
0.60
5
5
5.0
1572.0
1335.1
Analysis
32
Curro Durbanville Chess Open Rapid 2023 (Advanced)
2023/07/15
2023/07/15
Cape Town (WCT)
Rapid
35
0.66
6
6
2.5
1572.0
1335.1
Analysis
31
WP Closed 2023 (U14)
2023/06/16
2023/06/17
Cape Town (WCT)
Standard
70
0.87
6
6
4.5
1591.8
1593.9
Analysis
30
Steinitz Open 2023 (A+B)
2023/05/26
2023/05/28
Cape Town (WCT)
Standard
90
0.94
6
6
3.0
1538.6
1538.9
Analysis
29
Western Cape PS Individuals 2023 (U13 Girls)
2023/05/05
2023/05/06
Cape Town (WCT)
Standard
60
0.83
6
6
6.0
1538.6
1538.9
Analysis
28
Cape Town Open 2023 (Advanced)
2023/03/24
2023/03/26
Cape Town (WCT)
Standard
90
0.94
6
5
2.0
1442.3
1420.8
Analysis
27
Western Cape Inter Regional 2023 (Junior Girls)
2023/03/18
2023/03/19
Eden District (WEG)
Standard
90
0.94
5
4
4.0
1442.3
1420.8
Analysis
1
2
3
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
41
23
4
14
25.0
61.0
93.3
1501.2
1594.5
White
21
12
2
7
13.0
61.9
101.2
1481.6
1582.8
Black
20
11
2
7
12.0
60.0
85.0
1521.7
1606.7
Standard
All
41
23
4
14
25.0
61.0
93.3
1501.2
1594.5
White
21
12
2
7
13.0
61.9
101.2
1481.6
1582.8
Black
20
11
2
7
12.0
60.0
85.0
1521.7
1606.7
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
276
156
24
96
168.0
60.9
92.4
1388.2
1480.6
White
138
80
11
47
85.5
62.0
101.6
1385.3
1487.0
Black
138
76
13
49
82.5
59.8
83.2
1391.1
1474.3
Standard
All
235
129
23
83
140.5
59.8
83.2
1406.2
1489.4
White
117
68
10
39
73.0
62.4
105.3
1402.0
1507.3
Black
118
61
13
44
67.5
57.2
61.2
1410.5
1471.7
Rapid
All
36
25
1
10
25.5
70.8
177.1
1251.7
1428.8
White
19
12
1
6
12.5
65.8
134.2
1246.4
1380.6
Black
17
13
0
4
13.0
76.5
225.0
1257.7
1482.7
Blitz
All
5
2
0
3
2.0
40.0
-85.0
1523.2
1438.2
White
2
0
0
2
0.0
0.0
-425.0
1730.7
1305.7
Black
3
2
0
1
2.0
66.7
141.7
1384.8
1526.5
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
2120109817
Hagen, S (Sophia)
5
3.0
3
0
2
60.0
1356.2
85.0
1441.2
View list
2
2100109061
Ebrahim, N (Nabeelah)
4
4.0
4
0
0
100.0
1510.2
425.0
1935.2
View list
3
2110109830
Snyman, MM (Mila Marie)
4
3.5
3
1
0
87.5
1379.0
318.8
1697.7
View list
4
1110104004
Shapiro, M (Matthew)
4
0.5
0
1
3
12.5
1426.7
-318.8
1108.0
View list
5
2100109060
Makhasi, A (Athule)
3
3.0
3
0
0
100.0
1546.5
425.0
1971.5
View list
6
2100130696
Nomtayi, M (Mbalentle)
3
3.0
3
0
0
100.0
1401.1
425.0
1826.1
View list
7
2930100456
Chiriya, T (Takudzwa)
3
2.5
2
1
0
83.3
1533.5
283.3
1816.8
View list
8
211087036
Osborne, H (Hannah)
3
2.0
2
0
1
66.7
1302.8
141.7
1444.4
View list
9
2100118020
Smith, S (Shiloh)
3
2.0
2
0
1
66.7
1533.1
141.7
1674.7
View list
10
1080108756
Masoka, A (Ayema)
3
0.0
0
0
3
0.0
1508.9
-425.0
1083.9
View list
11
1060108804
Ntukela, A (Amzolele)
3
0.0
0
0
3
0.0
1483.5
-425.0
1058.5
View list
12
108053347
Allie, I (Ishmaeel)
2
2.0
2
0
0
100.0
1567.2
425.0
1992.2
View list
13
2110109006
Jacobs, T (Teleah)
2
2.0
2
0
0
100.0
1429.2
425.0
1854.2
View list
14
2100134369
Orwin, J (Jennifer)
2
2.0
2
0
0
100.0
1530.3
425.0
1955.3
View list
15
1120132089
Russell, C (Christopher)
2
2.0
2
0
0
100.0
1493.6
425.0
1918.6
View list
16
1120138507
Shasha, I (Iyanda)
2
2.0
2
0
0
100.0
1243.7
425.0
1668.7
View list
17
1120134372
Weideman, J (Janko)
2
2.0
2
0
0
100.0
1498.8
425.0
1923.8
View list
18
2120114045
Wilson, EM (Emlyn)
2
2.0
2
0
0
100.0
1383.7
425.0
1808.7
View list
19
1110108459
Lee, S (Shakoor)
2
1.5
1
1
0
75.0
1522.9
212.5
1735.4
View list
20
2100138519
Mbi, H (Hlalanathi)
2
1.5
1
1
0
75.0
1429.9
212.5
1642.4
View list