Chess South Africa
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Chess South Africa
Modirwa, O (Ofentse)
Dob:
2002/01/18 (Adult)
Gender:
Male
Chess SA id:
102023635
FIDE id:
Region:
Mangaung (FMB)
Citizen:
RSA
Title(s):
Last active:
2024/05/11 (10 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
1714.8
Curent Weighted rating
1692.0
Curent Weighted performance
1536.1
Current official/published rating (highest between Raw, WR and WP)
1714.8
Current floor (min rating allowed)
1246.9
Current highest rating achieved
1746.9
Current K-factor
28
Games played this month
5
Score (S)
3.5
Expected score (We)
3.49
Difference (S-We)
0.01
Current Raw change (no limits, including tournament time weight)
0.2
Current min/max change allowed (with limits)
±79.6
Current Raw change used (final)
0.2
Projected new Raw rating
1715.0
Projected new Weighed rating
1695.5
Projected new Weighted performance
1536.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1715.0
Projected effective change (new Official - current Official)
+0.2
Projected new highest rating
1746.9
Projected new floor
1246.9
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
1793.9
Curent Weighted rating
1724.7
Curent Weighted performance
1471.1
Current official/published rating (highest between Raw, WR and WP)
1793.9
Current floor (min rating allowed)
1312.4
Current highest rating achieved
1812.4
Current K-factor
24
Games played this month
5
Score (S)
3.5
Expected score (We)
4.02
Difference (S-We)
-0.52
Current Raw change (no limits, including tournament time weight)
-12.5
Current min/max change allowed (with limits)
±71.1
Current Raw change used (final)
-12.5
Projected new Raw rating
1781.4
Projected new Weighed rating
1731.5
Projected new Weighted performance
1471.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1781.4
Projected effective change (new Official - current Official)
-12.5
Projected new highest rating
1812.4
Projected new floor
1312.4
Projected new K-facor
24
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
1576.4
Curent Weighted rating
1495.0
Curent Weighted performance
1483.1
Current official/published rating (highest between Raw, WR and WP)
1576.4
Current floor (min rating allowed)
1088.2
Current highest rating achieved
1588.2
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)
±97.0
Current Raw change used (final)
0.0
Projected new Raw rating
1576.4
Projected new Weighed rating
1504.1
Projected new Weighted performance
1483.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1576.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1588.2
Projected new floor
1088.2
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
1443.2
Curent Weighted rating
1453.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1453.2
Current floor (min rating allowed)
1088.2
Current highest rating achieved
1490.8
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)
±117.3
Current Raw change used (final)
0.0
Projected new Raw rating
1443.2
Projected new Weighed rating
1451.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1451.8
Projected effective change (new Official - current Official)
-1.3
Projected new highest rating
1490.8
Projected new floor
1088.2
Projected new K-facor
32
Tournaments
History
Tournament:
Mangaung Metro Chess 10-11 May 2024 (A)
Start:
2024/05/10
End:
2024/05/11
Host:
FMB
Type:
Standard
Time:
62
Time weight:
0.84
Rounds:
5
Games:
5
Score:
3.5
Main rating:
1714.8
Rating gain/loss:
0.2
Type rating:
1793.9
Rating gain/loss:
-12.5
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
4
Mangaung Metro Chess 10-11 May 2024 (A)
2024/05/10
2024/05/11
Mangaung (FMB)
Standard
62
0.84
5
5
3.5
1714.8
1793.9
Analysis
3
Mangaung Metro Chess 12-13 April 2024 (A)
2024/04/12
2024/04/13
Mangaung (FMB)
Standard
62
0.84
5
5
3.5
1729.6
1812.4
Analysis
2
Mangaung Metro Chess 9 March 2024 (A)
2024/03/09
2024/03/09
Mangaung (FMB)
Rapid
32
0.63
5
5
3.5
1746.9
1588.2
Analysis
1
Mangaung Metro Chess 10 February 2024 (A)
2024/02/10
2024/02/10
Mangaung (FMB)
Rapid
32
0.63
5
5
4.0
1746.2
1570.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
45
Mangaung Metro Chess 10-11 May 2024 (A)
2024/05/10
2024/05/11
Mangaung (FMB)
Standard
62
0.84
5
5
3.5
1714.8
1793.9
Analysis
44
Mangaung Metro Chess 12-13 April 2024 (A)
2024/04/12
2024/04/13
Mangaung (FMB)
Standard
62
0.84
5
5
3.5
1729.6
1812.4
Analysis
43
Mangaung Metro Chess 9 March 2024 (A)
2024/03/09
2024/03/09
Mangaung (FMB)
Rapid
32
0.63
5
5
3.5
1746.9
1588.2
Analysis
42
Mangaung Metro Chess 10 February 2024 (A)
2024/02/10
2024/02/10
Mangaung (FMB)
Rapid
32
0.63
5
5
4.0
1746.2
1570.0
Analysis
41
2023 Moja Chess Extravaganza (Blitz)
2023/10/03
2023/10/03
Frances Baard (NCF)
Blitz
5
0.18
7
6
3.0
1671.0
1464.6
Analysis
40
2023 Moja Chess Extravaganza (B)
2023/09/30
2023/10/04
Frances Baard (NCF)
Standard
120
1.00
9
9
7.0
1671.0
1672.0
Analysis
39
St Andrews 19 August 2023 (A)
2023/08/19
2023/08/19
Mangaung (FMB)
Rapid
32
0.63
5
5
4.0
1667.1
1463.6
Analysis
38
Morris Club Championship 2023
2023/07/28
2023/07/28
Mangaung (FMB)
Rapid
32
0.63
5
5
5.0
1651.6
1408.9
Analysis
37
Inter Regional Chess Championship 2023 (Adults)
2023/05/19
2023/05/20
Mangaung (FMB)
Standard
62
0.84
5
5
5.0
1633.3
1651.0
Analysis
36
Balans Blitz Chess 2022 (A)
2022/08/13
2022/08/13
Mangaung (FMB)
Blitz
5
0.18
7
6
4.0
1632.7
1490.8
Analysis
35
Smart Chess Blitz 2022 (Open)
2022/05/07
2022/05/07
Mangaung (FMB)
Blitz
7
0.23
7
7
6.5
1625.6
1433.8
Analysis
34
Moja Open 2022 (Prestige)
2022/03/19
2022/03/22
Frances Baard (NCF)
Standard
120
1.00
7
0
0.0
1623.3
1653.8
Analysis
33
Kopanong Chess Tournament 2022 (A)
2022/03/05
2022/03/05
Xhariep (FXT)
Standard
60
0.83
5
4
3.0
1623.3
1653.8
Analysis
32
Morris Club Championship 2022
2022/02/26
2022/02/26
Mangaung (FMB)
Rapid
32
0.63
5
5
4.0
1626.8
1388.0
Analysis
31
Morris Chess Club Challenge 2021
2021/04/10
2021/04/10
Mangaung (FMB)
Rapid
32
0.63
5
5
3.0
1652.6
1393.8
Analysis
30
Morris Club Tournament 2020
2020/02/15
2020/02/15
Mangaung (FMB)
Standard
60
0.83
5
5
4.0
1644.2
1640.6
Analysis
29
High School League Tournament 2020 (U19)
2020/02/08
2020/02/08
Mangaung (FMB)
Standard
60
0.83
5
4
4.0
1644.2
1640.6
Analysis
28
Grey College Team Championship 2020 (A)
2020/01/31
2020/02/01
Mangaung (FMB)
Standard
60
0.83
5
5
3.5
1644.2
1640.6
Analysis
27
2019 Wild Card Chess Championship (U18 Open)
2020/01/09
2020/01/12
4 Knights (4K)
Standard
120
1.00
7
7
5.0
1578.6
1585.2
Analysis
26
2019 South African Junior Team Championships (U18A)
2020/01/04
2020/01/08
4 Knights (4K)
Standard
120
1.00
7
7
3.5
1578.6
1585.2
Analysis
1
2
3
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
20
12
5
3
14.5
72.5
191.2
1451.3
1642.6
White
9
6
2
1
7.0
77.8
236.1
1409.2
1645.3
Black
11
6
3
2
7.5
68.2
154.5
1485.8
1640.3
Standard
All
10
6
2
2
7.0
70.0
170.0
1465.9
1635.9
White
4
3
1
0
3.5
87.5
318.8
1359.3
1678.1
Black
6
3
1
2
3.5
58.3
70.8
1536.9
1607.8
Rapid
All
10
6
3
1
7.5
75.0
212.5
1436.8
1649.3
White
5
3
1
1
3.5
70.0
170.0
1449.1
1619.1
Black
5
3
2
0
4.0
80.0
255.0
1424.4
1679.4
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
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
246
144
58
44
173.0
70.3
172.8
1405.5
1578.2
White
125
73
30
22
88.0
70.4
173.4
1398.2
1571.6
Black
121
71
28
22
85.0
70.2
172.1
1412.9
1585.0
Standard
All
192
107
52
33
133.0
69.3
163.8
1396.0
1559.8
White
99
55
27
17
68.5
69.2
163.1
1389.0
1552.1
Black
93
52
25
16
64.5
69.4
164.5
1403.4
1567.9
Rapid
All
30
21
5
4
23.5
78.3
240.8
1376.8
1617.7
White
15
12
2
1
13.0
86.7
311.7
1365.1
1676.7
Black
15
9
3
3
10.5
70.0
170.0
1388.6
1558.6
Blitz
All
24
16
1
7
16.5
68.8
159.4
1517.3
1676.6
White
11
6
1
4
6.5
59.1
77.3
1526.6
1603.9
Black
13
10
0
3
10.0
76.9
228.8
1509.4
1738.2
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
102034070
Senatle, K (Kamogelo)
7
5.5
5
1
1
78.6
1677.3
242.9
1920.2
View list
2
101025290
Motaung, L (Lehlohonolo)
6
3.5
1
5
0
58.3
1532.2
70.8
1603.0
View list
3
108086187
Rossouw, J (Johrne)
4
3.5
3
1
0
87.5
1672.6
318.8
1991.4
View list
4
191015783
Kleinhans, F (Fanie)
4
3.0
3
0
1
75.0
1533.3
212.5
1745.8
View list
5
104030572
Posholi, K (Kamohelo)
4
1.5
1
1
2
37.5
1524.2
-106.3
1417.9
View list
6
198082772
Sekharume, L (Lefu)
4
1.5
1
1
2
37.5
1573.8
-106.3
1467.5
View list
7
163092629
Goosen, P (Pierre)
3
3.0
3
0
0
100.0
1445.3
425.0
1870.3
View list
8
102053241
Buchner, E (Eduard)
3
2.5
2
1
0
83.3
1575.4
283.3
1858.7
View list
9
101024593
Moloto, N (Nnani)
3
2.5
2
1
0
83.3
1471.4
283.3
1754.8
View list
10
181002839
Botes, D (Dion)
3
2.0
2
0
1
66.7
1571.0
141.7
1712.7
View list
11
1050136744
Pretorius, L (Leighan)
3
2.0
1
2
0
66.7
1703.3
141.7
1844.9
View list
12
107052210
Kotze, CJ (Christiaan)
3
1.5
0
3
0
50.0
1610.9
0.0
1610.9
View list
13
194020362
Manaba, T (Thembani)
3
1.0
1
0
2
33.3
1525.4
-141.7
1383.7
View list
14
102039624
Van Der Westhuizen, PJ (Petrus)
3
1.0
1
0
2
33.3
1541.4
-141.7
1399.7
View list
15
103005804
Cruywagen, A (Armand)
3
1.0
0
2
1
33.3
1474.5
-141.7
1332.8
View list
16
103009078
Essa, NA (Naseem Ahmed)
3
0.0
0
0
3
0.0
1572.1
-425.0
1147.1
View list
17
1100098157
De Villiers, H (Hj)
2
2.0
2
0
0
100.0
1730.5
425.0
2155.5
View list
18
101011551
Gwayi, L (Lunathi)
2
2.0
2
0
0
100.0
1509.3
425.0
1934.3
View list
19
1030097479
Halter, P (Prince)
2
2.0
2
0
0
100.0
1629.2
425.0
2054.2
View list
20
107069734
Jordaan, W (Wian)
2
2.0
2
0
0
100.0
1620.2
425.0
2045.2
View list