Chess South Africa
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Chess South Africa
Khosa, A (Alex)
Dob:
2003/07/19 (Adult)
Gender:
Male
Chess SA id:
1030140558
FIDE id:
Region:
Ngaka Modiri Molema (NNM)
Citizen:
RSA
Title(s):
Last active:
2024/01/28 (105 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
1583.8
Curent Weighted rating
1450.0
Curent Weighted performance
1548.6
Current official/published rating (highest between Raw, WR and WP)
1583.8
Current floor (min rating allowed)
1083.8
Current highest rating achieved
1583.8
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)
±96.0
Current Raw change used (final)
0.0
Projected new Raw rating
1583.8
Projected new Weighed rating
1465.4
Projected new Weighted performance
1548.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1583.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1583.8
Projected new floor
1083.8
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
1606.8
Curent Weighted rating
1469.0
Curent Weighted performance
1523.4
Current official/published rating (highest between Raw, WR and WP)
1606.8
Current floor (min rating allowed)
1106.8
Current highest rating achieved
1606.8
Current K-factor
28
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)
±92.9
Current Raw change used (final)
0.0
Projected new Raw rating
1606.8
Projected new Weighed rating
1484.9
Projected new Weighted performance
1523.4
Projected new official/published rating (highest between new Raw, new WR and new WP)
1606.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1606.8
Projected new floor
1106.8
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
1297.2
Curent Weighted rating
1241.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1297.2
Current floor (min rating allowed)
797.2
Current highest rating achieved
1297.2
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)
±144.4
Current Raw change used (final)
0.0
Projected new Raw rating
1297.2
Projected new Weighed rating
1247.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1297.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1297.2
Projected new floor
797.2
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
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)
797.2
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
797.2
Projected new K-facor
36
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
JMC Kick Off Tournament 2024 (B)
2024/01/28
2024/01/28
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
4.0
1546.9
1597.2
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
9
JMC Kick Off Tournament 2024 (B)
2024/01/28
2024/01/28
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
4.0
1546.9
1597.2
Analysis
8
Chess Power House Festive Rapid 2023 (B)
2023/12/15
2023/12/15
Johannesburg Metro (GJM)
Rapid
20
0.47
6
6
4.0
1449.2
1200.0
Analysis
7
2023 USSA Championships (Open)
2023/12/04
2023/12/08
Ethekwini (KED)
Standard
120
1.00
9
9
6.0
1449.2
1469.8
Analysis
6
2023 Thomas Lechelele North West Open (Presige)
2023/09/15
2023/09/16
Dr Kenneth Kaunda (NWP)
Standard
90
0.94
7
7
5.0
1336.2
1352.8
Analysis
5
Freedom Day Tournament 2023 (Open)
2023/04/29
2023/04/29
Ngaka Modiri Molema (NNM)
Standard
60
0.83
5
5
4.0
1300.0
1312.5
Analysis
4
Ekurhuleni Chess Springs Club Open 2022 (B)
2022/09/03
2022/09/03
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1277.9
1287.3
Analysis
3
Youth Day Chess 2022 (Open)
2022/06/25
2022/06/25
Ngaka Modiri Molema (NNM)
Standard
60
0.83
5
5
3.0
1251.3
1254.2
Analysis
2
Thomas Lechelele NW Open 2022 (A)
2022/05/14
2022/05/15
Ngaka Modiri Molema (NNM)
Standard
90
0.94
6
6
3.0
1223.2
1227.2
Analysis
1
Freedom Day Chess Tournament 2022 (Open)
2022/04/30
2022/04/30
Ngaka Modiri Molema (NNM)
Standard
60
0.83
5
5
3.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
4
0
1
4.0
80.0
255.0
1405.0
1660.0
White
3
2
0
1
2.0
66.7
141.7
1416.8
1558.5
Black
2
2
0
0
2.0
100.0
425.0
1387.3
1812.3
Standard
All
5
4
0
1
4.0
80.0
255.0
1405.0
1660.0
White
3
2
0
1
2.0
66.7
141.7
1416.8
1558.5
Black
2
2
0
0
2.0
100.0
425.0
1387.3
1812.3
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
53
35
2
16
36.0
67.9
152.4
1387.7
1540.0
White
24
16
1
7
16.5
68.8
159.4
1386.6
1546.0
Black
29
19
1
9
19.5
67.2
146.6
1388.6
1535.1
Standard
All
47
31
2
14
32.0
68.1
153.7
1372.9
1526.7
White
21
13
1
7
13.5
64.3
121.4
1400.1
1521.6
Black
26
18
1
7
18.5
71.2
179.8
1351.0
1530.8
Rapid
All
6
4
0
2
4.0
66.7
141.7
1503.1
1644.8
White
3
3
0
0
3.0
100.0
425.0
1291.9
1716.9
Black
3
1
0
2
1.0
33.3
-141.7
1714.3
1572.6
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
188017699
Lemme, T (Tumelo)
2
1.0
1
0
1
50.0
1237.3
0.0
1237.3
View list
2
198017168
Lata, O (Otshepegile)
2
0.0
0
0
2
0.0
1261.6
-425.0
836.6
View list
3
184016728
Makhosonke, KM (Kuhlase)
2
0.0
0
0
2
0.0
1392.7
-425.0
967.7
View list
4
175000249
Adamson, LJ (Luke)
1
1.0
1
0
0
100.0
1546.9
425.0
1971.9
View list
5
199045771
Ledwaba, A (Amogelang)
1
1.0
1
0
0
100.0
1277.9
425.0
1702.9
View list
6
1000105559
Kitaya, JM (Jonathan Mpumpa)
1
1.0
1
0
0
100.0
1449.2
425.0
1874.2
View list
7
2030103754
Khumalo, R (Rethabile)
1
1.0
1
0
0
100.0
1223.2
425.0
1648.2
View list
8
1050191425
Khumalo, B (Bayanda)
1
1.0
1
0
0
100.0
1449.2
425.0
1874.2
View list
9
1010140560
Makgale, W (William)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
10
195019303
Mafora, L (Letlhogonolo)
1
1.0
1
0
0
100.0
1223.2
425.0
1648.2
View list
11
188072563
Libisi, L (Libisi)
1
1.0
1
0
0
100.0
1336.2
425.0
1761.2
View list
12
1000154521
Jabana, P (Phenyo)
1
1.0
1
0
0
100.0
1300.0
425.0
1725.0
View list
13
177011444
Grootboom, EE (Elrich)
1
1.0
1
0
0
100.0
1449.2
425.0
1874.2
View list
14
193010583
Gleeson, ML (Mark)
1
1.0
1
0
0
100.0
1336.2
425.0
1761.2
View list
15
1110097686
Froom, G (Gabriel)
1
1.0
1
0
0
100.0
1546.9
425.0
1971.9
View list
16
1030146500
Ditsepeng, M (Moteka Reamogetse)
1
1.0
1
0
0
100.0
1277.9
425.0
1702.9
View list
17
182004383
Chakandidano, N (Nhamo)
1
1.0
1
0
0
100.0
1336.2
425.0
1761.2
View list
18
197059303
Makole, M (Mpolokeng)
1
1.0
1
0
0
100.0
1251.3
425.0
1676.3
View list
19
199021742
Matlala, L (Lebogang)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
20
194076242
Mavuso, GT (Godfrey)
1
1.0
1
0
0
100.0
1336.2
425.0
1761.2
View list