Chess South Africa
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Chess South Africa
Mchontsi, A (Ayabonga)
Dob:
2006/04/21 (U20)
Gender:
Male
Chess SA id:
106089505
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2024/05/18 (4 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
1546.6
Curent Weighted rating
1558.3
Curent Weighted performance
1457.4
Current official/published rating (highest between Raw, WR and WP)
1558.3
Current floor (min rating allowed)
1112.3
Current highest rating achieved
1612.3
Current K-factor
28
Games played this month
11
Score (S)
5.5
Expected score (We)
6.17
Difference (S-We)
-0.67
Current Raw change (no limits, including tournament time weight)
-10.1
Current min/max change allowed (with limits)
±101.2
Current Raw change used (final)
-10.1
Projected new Raw rating
1536.5
Projected new Weighed rating
1558.4
Projected new Weighted performance
1457.4
Projected new official/published rating (highest between new Raw, new WR and new WP)
1558.4
Projected effective change (new Official - current Official)
+0.1
Projected new highest rating
1612.3
Projected new floor
1112.3
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
1578.4
Curent Weighted rating
1558.6
Curent Weighted performance
1535.0
Current official/published rating (highest between Raw, WR and WP)
1578.4
Current floor (min rating allowed)
1095.3
Current highest rating achieved
1595.3
Current K-factor
32
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)
±96.7
Current Raw change used (final)
0.0
Projected new Raw rating
1578.4
Projected new Weighed rating
1563.0
Projected new Weighted performance
1535.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1578.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1595.3
Projected new floor
1095.3
Projected new K-facor
32
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
1399.2
Curent Weighted rating
1427.9
Curent Weighted performance
1277.3
Current official/published rating (highest between Raw, WR and WP)
1427.9
Current floor (min rating allowed)
979.5
Current highest rating achieved
1479.5
Current K-factor
32
Games played this month
11
Score (S)
5.5
Expected score (We)
6.01
Difference (S-We)
-0.51
Current Raw change (no limits, including tournament time weight)
-16.3
Current min/max change allowed (with limits)
±124.8
Current Raw change used (final)
-16.3
Projected new Raw rating
1382.9
Projected new Weighed rating
1425.3
Projected new Weighted performance
1277.3
Projected new official/published rating (highest between new Raw, new WR and new WP)
1425.3
Projected effective change (new Official - current Official)
-2.7
Projected new highest rating
1479.5
Projected new floor
979.5
Projected new K-facor
32
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
1364.5
Curent Weighted rating
1360.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1364.5
Current floor (min rating allowed)
979.5
Current highest rating achieved
1364.5
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)
±131.2
Current Raw change used (final)
0.0
Projected new Raw rating
1364.5
Projected new Weighed rating
1360.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1364.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1364.5
Projected new floor
979.5
Projected new K-facor
36
Tournaments
History
Tournament:
Cape Town Junior League Finals 2024 (U18 Open A)
Start:
2024/05/18
End:
2024/05/18
Host:
WCT
Type:
Rapid
Time:
25
Time weight:
0.54
Rounds:
5
Games:
5
Score:
0.5
Main rating:
1546.6
Rating gain/loss:
-25.1
Type rating:
1399.2
Rating gain/loss:
-48.3
Analysis
Tournament:
Cape Town Junior League - Qualifier 2 2024 (U18)
Start:
2024/04/20
End:
2024/04/20
Host:
WCT
Type:
Rapid
Time:
25
Time weight:
0.54
Rounds:
6
Games:
6
Score:
5.0
Main rating:
1546.6
Rating gain/loss:
15.0
Type rating:
1399.2
Rating gain/loss:
32.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
7
Cape Town Junior League Finals 2024 (U18 Open A)
2024/05/18
2024/05/18
Cape Town (WCT)
Rapid
25
0.54
5
5
0.5
1546.6
1399.2
Analysis
6
Cape Town Junior League - Qualifier 2 2024 (U18)
2024/04/20
2024/04/20
Cape Town (WCT)
Rapid
25
0.54
6
6
5.0
1546.6
1399.2
Analysis
5
Western Cape HS Individuals Championship 2024 (U18 Boys)
2024/03/21
2024/03/22
Overberg (WOS)
Standard
60
0.83
6
6
4.5
1567.8
1575.5
Analysis
4
Cape Town Open Rapid Chess Championship 2024 (Open)
2024/03/17
2024/03/17
Cape Town (WCT)
Rapid
25
0.54
6
6
3.0
1567.8
1424.2
Analysis
3
Cape Town Metro Schools Chess Closed Individuals 2024 (U18 Boys)
2024/03/02
2024/03/03
Cape Town (WCT)
Standard
60
0.83
6
6
4.0
1567.8
1575.5
Analysis
2
Cape of Good Hope Open Chess Tournament 2024 (Advanced)
2024/02/17
2024/02/17
Cape Town (WCT)
Standard
70
0.87
6
6
3.0
1570.9
1595.3
Analysis
1
CT Metro Central District Schools Chess Individuals Trials 2024 (U18 Boys)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
3.5
1570.9
1595.3
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
71
Cape Town Junior League Finals 2024 (U18 Open A)
2024/05/18
2024/05/18
Cape Town (WCT)
Rapid
25
0.54
5
5
0.5
1546.6
1399.2
Analysis
70
Cape Town Junior League - Qualifier 2 2024 (U18)
2024/04/20
2024/04/20
Cape Town (WCT)
Rapid
25
0.54
6
6
5.0
1546.6
1399.2
Analysis
69
Western Cape HS Individuals Championship 2024 (U18 Boys)
2024/03/21
2024/03/22
Overberg (WOS)
Standard
60
0.83
6
6
4.5
1567.8
1575.5
Analysis
68
Cape Town Open Rapid Chess Championship 2024 (Open)
2024/03/17
2024/03/17
Cape Town (WCT)
Rapid
25
0.54
6
6
3.0
1567.8
1424.2
Analysis
67
Cape Town Metro Schools Chess Closed Individuals 2024 (U18 Boys)
2024/03/02
2024/03/03
Cape Town (WCT)
Standard
60
0.83
6
6
4.0
1567.8
1575.5
Analysis
66
Cape of Good Hope Open Chess Tournament 2024 (Advanced)
2024/02/17
2024/02/17
Cape Town (WCT)
Standard
70
0.87
6
6
3.0
1570.9
1595.3
Analysis
65
CT Metro Central District Schools Chess Individuals Trials 2024 (U18 Boys)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
3.5
1570.9
1595.3
Analysis
64
Rylib Summer Slam 2023 (Championship)
2023/12/12
2023/12/12
Cape Town (WCT)
Rapid
20
0.47
6
5
1.0
1592.0
1471.2
Analysis
63
Bonnievale Open Rapid 2023 (Advanced)
2023/10/21
2023/10/21
Cape Winelands (WCW)
Rapid
25
0.54
6
5
1.5
1612.3
1479.5
Analysis
62
Chess@libraries 2023
2023/10/05
2023/10/05
Cape Town (WCT)
Rapid
15
0.39
6
6
5.0
1612.3
1479.5
Analysis
61
Western Cape Closed Championship 2023 (B)
2023/09/23
2023/09/25
Cape Town (WCT)
Standard
120
1.00
6
6
5.0
1582.9
1555.4
Analysis
60
Western Cape Top Schools 2023 (U18 Mixed)
2023/09/02
2023/09/03
Cape Winelands (WCW)
Standard
60
0.83
6
4
2.0
1582.9
1555.4
Analysis
59
WP Club League 2023 (B)
2023/07/29
2023/09/09
Cape Town (WCT)
Standard
120
1.00
11
8
5.0
1582.9
1555.4
Analysis
58
Rylib Chess Winter Slam 2023 (A)
2023/07/06
2023/07/06
Cape Town (WCT)
Rapid
20
0.47
6
6
3.5
1567.6
1434.4
Analysis
57
WP Closed 2023 (U18+U20)
2023/06/16
2023/06/17
Cape Town (WCT)
Standard
70
0.87
6
5
3.0
1579.3
1565.0
Analysis
56
Steinitz Open 2023 (A+B)
2023/05/26
2023/05/28
Cape Town (WCT)
Standard
90
0.94
6
6
3.5
1586.2
1555.9
Analysis
55
Hermanus Rapid 2023 (B)
2023/04/22
2023/04/22
Overberg (WOS)
Rapid
25
0.54
6
6
5.5
1528.6
1384.7
Analysis
54
Western Cape HS Individuals 2023 (U17 Boys)
2023/04/01
2023/04/02
Cape Town (WCT)
Standard
60
0.83
6
6
4.5
1528.6
1515.3
Analysis
53
Cape Town Open 2023 (Advanced)
2023/03/24
2023/03/26
Cape Town (WCT)
Standard
90
0.94
6
6
3.5
1478.7
1455.8
Analysis
52
Cape Town Metro Schools Chess Closed Individuals 2023 (U17 Boys)
2023/03/03
2023/03/04
Cape Town (WCT)
Standard
60
0.83
6
6
4.5
1478.7
1455.8
Analysis
1
2
3
4
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
40
21
5
14
23.5
58.8
74.4
1441.1
1515.4
White
21
11
3
7
12.5
59.5
81.0
1400.1
1481.0
Black
19
10
2
7
11.0
57.9
67.1
1486.4
1553.5
Standard
All
23
13
4
6
15.0
65.2
129.3
1440.4
1569.7
White
12
7
2
3
8.0
66.7
141.7
1391.6
1533.3
Black
11
6
2
3
7.0
63.6
115.9
1493.6
1609.5
Rapid
All
17
8
1
8
8.5
50.0
0.0
1442.0
1442.0
White
9
4
1
4
4.5
50.0
0.0
1411.3
1411.3
Black
8
4
0
4
4.0
50.0
0.0
1476.5
1476.5
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
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
424
219
50
155
244.0
57.5
64.2
1344.8
1408.9
White
216
120
26
70
133.0
61.6
98.4
1349.3
1447.7
Black
208
99
24
85
111.0
53.4
28.6
1340.0
1368.6
Standard
All
308
166
39
103
185.5
60.2
86.9
1316.0
1403.0
White
154
88
19
47
97.5
63.3
113.1
1322.3
1435.5
Black
154
78
20
56
88.0
57.1
60.7
1309.8
1370.5
Rapid
All
108
50
11
47
55.5
51.4
11.8
1427.2
1439.0
White
58
30
7
21
33.5
57.8
65.9
1423.3
1489.3
Black
50
20
4
26
22.0
44.0
-51.0
1431.6
1380.6
Blitz
All
8
3
0
5
3.0
37.5
-106.3
1337.4
1231.2
White
4
2
0
2
2.0
50.0
0.0
1314.9
1314.9
Black
4
1
0
3
1.0
25.0
-212.5
1360.0
1147.5
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
106053361
Moollajee, R (Rehaan)
6
0.5
0
1
5
8.3
1375.7
-354.2
1021.6
View list
2
2050096404
Mqikela, K (Kamvalethu)
4
4.0
4
0
0
100.0
1405.5
425.0
1830.5
View list
3
1000111503
Mutunhire, R (Roy)
4
2.5
2
1
1
62.5
1388.7
106.3
1494.9
View list
4
1060096574
Bell, A (Ayakha)
4
1.5
0
3
1
37.5
1469.5
-106.3
1363.2
View list
5
108087782
Jonkers, T (Tristan)
3
3.0
3
0
0
100.0
1379.6
425.0
1804.6
View list
6
1060150619
Mbusi, I (Inathi)
3
3.0
3
0
0
100.0
1535.0
425.0
1960.0
View list
7
105013511
Jaffer, U (Uzair)
3
2.5
2
1
0
83.3
1420.2
283.3
1703.5
View list
8
108089520
Adams, K (Kyron)
3
2.0
2
0
1
66.7
1580.6
141.7
1722.3
View list
9
105077311
Brander, WWM (Waylon)
3
2.0
2
0
1
66.7
1396.0
141.7
1537.6
View list
10
1070133973
Morgan, N (Nathan)
3
2.0
1
2
0
66.7
1498.8
141.7
1640.5
View list
11
105083544
Joubert, K (Keegan)
3
1.5
1
1
1
50.0
1362.2
0.0
1362.2
View list
12
205014626
Joubert, N (Natasha)
3
1.5
1
1
1
50.0
1470.9
0.0
1470.9
View list
13
1050108214
Lose, L (Luvo)
3
1.5
1
1
1
50.0
1343.5
0.0
1343.5
View list
14
104089518
Mkentane, L (Lutho)
3
1.5
1
1
1
50.0
1334.5
0.0
1334.5
View list
15
102046410
Siyo, S (Sibabale)
3
1.5
1
1
1
50.0
1387.4
0.0
1387.4
View list
16
104059592
Boshoff, C (Chris)
3
1.0
1
0
2
33.3
1428.6
-141.7
1287.0
View list
17
2930100456
Chiriya, T (Takudzwa)
3
1.0
1
0
2
33.3
1512.5
-141.7
1370.8
View list
18
103090573
Kungwayo, M (Mbasa)
3
1.0
1
0
2
33.3
1219.1
-141.7
1077.4
View list
19
105053760
Parenzee, E (Ethan)
3
1.0
1
0
2
33.3
1381.6
-141.7
1240.0
View list
20
108083939
Rosenberg, W (Wagheed)
3
1.0
1
0
2
33.3
1559.0
-141.7
1417.3
View list