Chess South Africa
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Chess South Africa
Potgieter, M (Martin-Juan)
Dob:
2012/03/07 (U14)
Gender:
Male
Chess SA id:
1120134186
FIDE id:
Region:
Pixley-ka-Seme (NCP)
Citizen:
RSA
Title(s):
Last active:
2024/10/12 (44 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
Current Raw rating
1170.5
Current Weighted rating
1167.1
Current Weighted performance
1126.7
Current official/published rating (highest between Raw, WR and WP)
1170.5
Current highest rating achieved
1193.3
Current floor (min rating allowed)
693.3
Current K-factor
40
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)
±172.9
Current Raw change used (final)
0.0
Projected new Raw rating
1170.5
Projected new Weighed rating
1075.2
Projected new Weighted performance
1126.7
Projected new final Raw rating (if new WP > new Raw)
1170.5
Projected new highest rating
1193.3
Projected new floor
693.3
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1170.5
Projected effective change (new Official - current Official)
=0.0
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
Current Raw rating
1165.6
Current Weighted rating
1167.2
Current Weighted performance
1126.7
Current official/published rating (highest between Raw, WR and WP)
1167.2
Current highest rating achieved
1199.6
Current floor (min rating allowed)
699.6
Current K-factor
40
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)
±174.1
Current Raw change used (final)
0.0
Projected new Raw rating
1165.6
Projected new Weighed rating
1075.7
Projected new Weighted performance
1126.7
Projected new final Raw rating (if new WP > new Raw)
1165.6
Projected new highest rating
1199.6
Projected new floor
699.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1165.6
Projected effective change (new Official - current Official)
-1.6
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
Current Raw rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
Current K-factor
36
s
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
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
Current Raw rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
7
2024 Hopetown Schools Chess Tournament (U13)
2024/10/12
2024/10/12
Pixley-ka-Seme (NCP)
Standard
62
0.84
5
4
1.0
1176.2
1178.4
Analysis
6
2024 Frances Baard Open 6.0 (C)
2024/10/05
2024/10/05
Frances Baard (NCF)
Standard
62
0.84
5
5
2.5
1176.2
1178.4
Analysis
5
2024 NC Closed Chess Championships (U14 Open)
2024/08/23
2024/08/25
Frances Baard (NCF)
Standard
92
0.94
5
5
2.0
1169.8
1171.2
Analysis
4
Hopetown Schools Chess Tournament 2024 (U13)
2024/08/17
2024/08/17
Pixley-ka-Seme (NCP)
Standard
62
0.84
5
5
3.0
1169.8
1171.2
Analysis
3
2024 HSDA Open 3 (U13)
2024/07/27
2024/07/27
Pixley-ka-Seme (NCP)
Standard
62
0.84
5
5
2.0
1165.1
1164.8
Analysis
2
Spartan Bishops Chess Championships 2024 (Senior Pawns)
2024/05/04
2024/05/05
Bojanala Platina (NBR)
Standard
60
0.83
5
5
2.0
1161.4
1162.4
Analysis
1
Hopetown Open Chess Tournament 2024 (U14+U16)
2024/04/20
2024/04/20
Pixley-ka-Seme (NCP)
Standard
62
0.84
5
4
1.0
1193.3
1199.6
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
12
2024 Hopetown Schools Chess Tournament (U13)
2024/10/12
2024/10/12
Pixley-ka-Seme (NCP)
Standard
62
0.84
5
4
1.0
1176.2
1178.4
Analysis
11
2024 Frances Baard Open 6.0 (C)
2024/10/05
2024/10/05
Frances Baard (NCF)
Standard
62
0.84
5
5
2.5
1176.2
1178.4
Analysis
10
2024 NC Closed Chess Championships (U14 Open)
2024/08/23
2024/08/25
Frances Baard (NCF)
Standard
92
0.94
5
5
2.0
1169.8
1171.2
Analysis
9
Hopetown Schools Chess Tournament 2024 (U13)
2024/08/17
2024/08/17
Pixley-ka-Seme (NCP)
Standard
62
0.84
5
5
3.0
1169.8
1171.2
Analysis
8
2024 HSDA Open 3 (U13)
2024/07/27
2024/07/27
Pixley-ka-Seme (NCP)
Standard
62
0.84
5
5
2.0
1165.1
1164.8
Analysis
7
Spartan Bishops Chess Championships 2024 (Senior Pawns)
2024/05/04
2024/05/05
Bojanala Platina (NBR)
Standard
60
0.83
5
5
2.0
1161.4
1162.4
Analysis
6
Hopetown Open Chess Tournament 2024 (U14+U16)
2024/04/20
2024/04/20
Pixley-ka-Seme (NCP)
Standard
62
0.84
5
4
1.0
1193.3
1199.6
Analysis
5
2023 Northern Cape Closed Chess Championships (U12 Open)
2023/08/25
2023/08/27
Frances Baard (NCF)
Standard
92
0.94
5
5
3.0
1077.1
1060.4
Analysis
4
Hopetown Chess Open Tournament 2023 (U10+U12)
2023/08/05
2023/08/05
Pixley-ka-Seme (NCP)
Standard
62
0.84
5
5
3.5
1077.1
1060.4
Analysis
3
Hopetown School Chess Open Tournament 2023 (U11+U13)
2023/05/06
2023/05/06
Pixley-ka-Seme (NCP)
Standard
62
0.84
5
5
2.0
1083.5
1061.6
Analysis
2
Pixley Chess Open 2021 (U8-U12)
2021/05/15
2021/05/15
Pixley-ka-Seme (NCP)
Standard
62
0.84
5
5
0.0
1164.8
1157.2
Analysis
1
Pixley Chess Open 2 2021 (B)
2021/04/17
2021/04/17
Pixley-ka-Seme (NCP)
Standard
60
0.83
5
5
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
33
13
1
19
13.5
40.9
-77.3
1234.8
1157.6
White
17
5
0
12
5.0
29.4
-175.0
1262.9
1087.9
Black
16
8
1
7
8.5
53.1
26.6
1205.0
1231.5
Standard
All
33
13
1
19
13.5
40.9
-77.3
1234.8
1157.6
White
17
5
0
12
5.0
29.4
-175.0
1262.9
1087.9
Black
16
8
1
7
8.5
53.1
26.6
1205.0
1231.5
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
58
23
2
33
24.0
41.4
-73.3
1209.0
1135.7
White
30
9
0
21
9.0
30.0
-170.0
1224.6
1054.6
Black
28
14
2
12
15.0
53.6
30.4
1192.3
1222.6
Standard
All
58
23
2
33
24.0
41.4
-73.3
1209.0
1135.7
White
30
9
0
21
9.0
30.0
-170.0
1224.6
1054.6
Black
28
14
2
12
15.0
53.6
30.4
1192.3
1222.6
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
2120136558
Fischer, A (Amike)
3
2.0
2
0
1
66.7
1141.0
141.7
1282.7
View list
2
1120106806
Pienaar, D (David)
3
1.0
1
0
2
33.3
1147.3
-141.7
1005.6
View list
3
1120156833
Biko, L (Lihlumile)
2
2.0
2
0
0
100.0
1126.7
425.0
1551.7
View list
4
1120161423
Louw, J (Jason)
2
2.0
2
0
0
100.0
1173.0
425.0
1598.0
View list
5
1140134181
Bruwer, L (Louis)
2
1.0
1
0
1
50.0
1182.4
0.0
1182.4
View list
6
1100141144
Boucher, R (Ryann)
2
1.0
1
0
1
50.0
1138.4
0.0
1138.4
View list
7
1120158046
Mothelesi, O (Oratilwe)
2
1.0
1
0
1
50.0
1123.4
0.0
1123.4
View list
8
1110150641
Claassen, J (Joshua)
2
0.0
0
0
2
0.0
1129.8
-425.0
704.8
View list
9
1110156834
Claassen, D (David Christian)
2
0.0
0
0
2
0.0
1173.0
-425.0
748.0
View list
10
1120307723
Kitengye, A (Archange)
2
0.0
0
0
2
0.0
1167.4
-425.0
742.4
View list
11
2110134401
Peters, H (Hope)
2
0.0
0
0
2
0.0
1167.3
-425.0
742.3
View list
12
1130156835
Du Preez, J (Jody)
1
1.0
1
0
0
100.0
1083.5
425.0
1508.5
View list
13
1140146475
De Noon, S (Stian Johanco)
1
1.0
1
0
0
100.0
1077.1
425.0
1502.1
View list
14
1110312034
Jones, K (Kwezi)
1
1.0
1
0
0
100.0
1176.2
425.0
1601.2
View list
15
1120307722
Jobs, L (Lira)
1
1.0
1
0
0
100.0
1169.8
425.0
1594.8
View list
16
2150144066
Kgame, O (Onalenna Itumeleng)
1
1.0
1
0
0
100.0
1161.4
425.0
1586.4
View list
17
2120157694
Mahadika, R (Rorisang)
1
1.0
1
0
0
100.0
1077.1
425.0
1502.1
View list
18
2120157695
Mereekopane, R (Reabetswe)
1
1.0
1
0
0
100.0
1077.1
425.0
1502.1
View list
19
108084926
Mjandana, AO (Ambeswa Onke)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
20
1110307725
Mjandana, O (Olereko)
1
1.0
1
0
0
100.0
1169.8
425.0
1594.8
View list