Chess South Africa
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Chess South Africa
Mbengo, A (Alizwa)
Dob:
2008/05/09 (U18)
Gender:
Male
Chess SA id:
1080135633
FIDE id:
Region:
Chris Hani (ECH)
Citizen:
RSA
Title(s):
Last active:
2024/05/05 (12 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
1377.4
Curent Weighted rating
1331.8
Curent Weighted performance
1320.5
Current official/published rating (highest between Raw, WR and WP)
1377.4
Current floor (min rating allowed)
877.4
Current highest rating achieved
1377.4
Current K-factor
36
Games played this month
5
Score (S)
3.0
Expected score (We)
2.60
Difference (S-We)
0.40
Current Raw change (no limits, including tournament time weight)
12.0
Current min/max change allowed (with limits)
±128.8
Current Raw change used (final)
12.0
Projected new Raw rating
1389.4
Projected new Weighed rating
1338.8
Projected new Weighted performance
1320.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1389.4
Projected effective change (new Official - current Official)
+12.0
Projected new highest rating
1389.4
Projected new floor
889.4
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
1364.7
Curent Weighted rating
1343.2
Curent Weighted performance
1268.7
Current official/published rating (highest between Raw, WR and WP)
1364.7
Current floor (min rating allowed)
864.7
Current highest rating achieved
1364.7
Current K-factor
36
Games played this month
5
Score (S)
3.0
Expected score (We)
2.57
Difference (S-We)
0.43
Current Raw change (no limits, including tournament time weight)
15.5
Current min/max change allowed (with limits)
±131.1
Current Raw change used (final)
15.5
Projected new Raw rating
1380.2
Projected new Weighed rating
1348.6
Projected new Weighted performance
1268.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1380.2
Projected effective change (new Official - current Official)
+15.5
Projected new highest rating
1380.2
Projected new floor
880.2
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
1292.0
Curent Weighted rating
1209.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1292.0
Current floor (min rating allowed)
792.0
Current highest rating achieved
1292.0
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)
±145.4
Current Raw change used (final)
0.0
Projected new Raw rating
1292.0
Projected new Weighed rating
1216.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1292.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1292.0
Projected new floor
792.0
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)
792.0
Current highest rating achieved
1200.0
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
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
1200.0
Projected new floor
792.0
Projected new K-facor
36
Tournaments
History
Tournament:
Spartan Bishops Chess Championships 2024 (Bishops)
Start:
2024/05/04
End:
2024/05/05
Host:
NBR
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
3.0
Main rating:
1377.4
Rating gain/loss:
12.0
Type rating:
1364.7
Rating gain/loss:
15.5
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
Spartan Bishops Chess Championships 2024 (Bishops)
2024/05/04
2024/05/05
Bojanala Platina (NBR)
Standard
60
0.83
5
5
3.0
1377.4
1364.7
Analysis
2
Bhongweni Chess Club Open 2024 (U16)
2024/04/27
2024/04/27
Buffalo City (EBC)
Rapid
30
0.60
6
6
4.0
1366.8
1255.6
Analysis
1
Enoch Mgijima 2024 (B)
2024/03/09
2024/03/09
Chris Hani (ECH)
Rapid
30
0.60
5
5
4.0
1352.5
1197.2
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
12
Spartan Bishops Chess Championships 2024 (Bishops)
2024/05/04
2024/05/05
Bojanala Platina (NBR)
Standard
60
0.83
5
5
3.0
1377.4
1364.7
Analysis
11
Bhongweni Chess Club Open 2024 (U16)
2024/04/27
2024/04/27
Buffalo City (EBC)
Rapid
30
0.60
6
6
4.0
1366.8
1255.6
Analysis
10
Enoch Mgijima 2024 (B)
2024/03/09
2024/03/09
Chris Hani (ECH)
Rapid
30
0.60
5
5
4.0
1352.5
1197.2
Analysis
9
Eastern Cape Chess Team Championship 2023 (U16)
2023/10/07
2023/10/08
Nelson Mandela Bay (ENM)
Standard
65
0.85
5
5
3.0
1333.8
1354.2
Analysis
8
Eastern Cape Provincial Individual Championship 2023 (U16 Boys)
2023/10/05
2023/10/06
Nelson Mandela Bay (ENM)
Standard
65
0.85
7
7
4.0
1333.8
1354.2
Analysis
7
2023 EC Schools Provincial Winter Games (U15 Boys)
2023/06/02
2023/06/03
Buffalo City (EBC)
Standard
60
0.83
6
6
4.0
1319.2
1343.4
Analysis
6
UFH Open 2023 (B)
2023/03/25
2023/03/25
Amathole (EAL)
Standard
60
0.83
5
5
4.5
1250.2
1261.3
Analysis
5
Fresh Minds Rapid Tournament 2023 (A)
2023/02/03
2023/02/03
Sarah Baartman (ESB)
Rapid
15
0.39
7
7
3.5
1252.0
1200.0
Analysis
4
Eatern Cape Provincial Chess Championship 2022 (U16 Boys)
2022/10/01
2022/10/01
Sarah Baartman (ESB)
Standard
65
0.85
7
6
4.0
1211.6
1214.1
Analysis
3
Moja Open 2022 (C)
2022/03/19
2022/03/20
Frances Baard (NCF)
Standard
90
0.94
5
4
2.0
1209.2
1211.6
Analysis
2
Chris Hani Open 2021 (B)
2021/11/13
2021/11/13
Chris Hani (ECH)
Standard
60
0.83
5
5
2.0
1231.9
1240.4
Analysis
1
2021 Eastern Cape Schools Provincial Summer Championships (Boys)
2021/10/29
2021/10/30
Buffalo City (EBC)
Standard
60
0.83
6
6
4.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
16
10
2
4
11.0
68.8
159.4
1287.1
1446.5
White
8
6
0
2
6.0
75.0
212.5
1280.3
1492.8
Black
8
4
2
2
5.0
62.5
106.3
1294.0
1400.3
Standard
All
5
3
0
2
3.0
60.0
85.0
1351.1
1436.1
White
2
1
0
1
1.0
50.0
0.0
1447.7
1447.7
Black
3
2
0
1
2.0
66.7
141.7
1286.7
1428.3
Rapid
All
11
7
2
2
8.0
72.7
193.2
1258.1
1451.3
White
6
5
0
1
5.0
83.3
283.3
1224.4
1507.8
Black
5
2
2
1
3.0
60.0
85.0
1298.5
1383.5
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
67
40
4
23
42.0
62.7
107.8
1261.3
1369.2
White
34
22
1
11
22.5
66.2
137.5
1247.2
1384.7
Black
33
18
3
12
19.5
59.1
77.3
1275.9
1353.1
Standard
All
49
30
1
18
30.5
62.2
104.1
1264.9
1369.0
White
24
16
0
8
16.0
66.7
141.7
1256.6
1398.3
Black
25
14
1
10
14.5
58.0
68.0
1272.9
1340.9
Rapid
All
18
10
3
5
11.5
63.9
118.1
1251.6
1369.7
White
10
6
1
3
6.5
65.0
127.5
1224.8
1352.3
Black
8
4
2
2
5.0
62.5
106.3
1285.1
1391.4
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
1090135648
Tsholisi, B (Bukho)
3
0.0
0
0
3
0.0
1283.6
-425.0
858.6
View list
2
2080138574
Shweni, Z (Zama)
2
2.0
2
0
0
100.0
1343.2
425.0
1768.2
View list
3
1080131476
Chipunza, J (James)
2
1.0
1
0
1
50.0
1272.7
0.0
1272.7
View list
4
1090135646
Solomon, Y (Yibanathi)
2
1.0
1
0
1
50.0
1242.0
0.0
1242.0
View list
5
1090300957
Bijumon, R (Reshikesh)
1
1.0
1
0
0
100.0
1352.5
425.0
1777.5
View list
6
107056863
Boucher, Z (Zander)
1
1.0
1
0
0
100.0
1231.9
425.0
1656.9
View list
7
1080135621
Booi, L (Lisakhanya)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
1080146911
Bruinder, Z (Zaidane)
1
1.0
1
0
0
100.0
1211.6
425.0
1636.6
View list
9
1080134907
Ceba, A (Athenkosi)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
10
1080120005
Fourie, N (Neelon)
1
1.0
1
0
0
100.0
1333.8
425.0
1758.8
View list
11
1080135622
Fana, O (Olumiyo)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
12
1080151219
Collett, S (Samuel)
1
1.0
1
0
0
100.0
1333.8
425.0
1758.8
View list
13
1040141201
Colani, H (Hlumelo)
1
1.0
1
0
0
100.0
1250.2
425.0
1675.2
View list
14
1080146915
Kwili, Y (Yamkelani)
1
1.0
1
0
0
100.0
1211.6
425.0
1636.6
View list
15
1090303000
Kane, F (Fallou)
1
1.0
1
0
0
100.0
1366.8
425.0
1791.8
View list
16
1090303176
Makgabana, K (Kunli)
1
1.0
1
0
0
100.0
1377.4
425.0
1802.4
View list
17
291055977
Matwana, L (Lungisa)
1
1.0
1
0
0
100.0
1250.2
425.0
1675.2
View list
18
2090146250
Mazadza, T (Tinotenda)
1
1.0
1
0
0
100.0
1333.8
425.0
1758.8
View list
19
1130146901
Mbengo, O (Oyintando)
1
1.0
1
0
0
100.0
1352.5
425.0
1777.5
View list
20
1080153532
Mkhunjulwa, E (Esinako Avuzwa)
1
1.0
1
0
0
100.0
1319.2
425.0
1744.2
View list