Chess South Africa
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Chess South Africa
Mafuna, J (John (sibonelo))
Dob:
2011/04/12 (U14)
Gender:
Male
Chess SA id:
1110156062
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2023/08/05 (328 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
1218.5
Current Weighted rating
1215.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1218.5
Current highest rating achieved
1218.5
Current floor (min rating allowed)
718.5
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)
±161.5
Current Raw change used (final)
0.0
Projected new Raw rating
1218.5
Projected new Weighed rating
1118.2
Projected new Weighted performance
661.5
Projected new final Raw rating (if new WP > new Raw)
1218.5
Projected new highest rating
1218.5
Projected new floor
718.5
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1218.5
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
1221.3
Current Weighted rating
1217.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1221.3
Current highest rating achieved
1221.3
Current floor (min rating allowed)
721.3
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)
±160.9
Current Raw change used (final)
0.0
Projected new Raw rating
1221.3
Projected new Weighed rating
1120.4
Projected new Weighted performance
661.5
Projected new final Raw rating (if new WP > new Raw)
1221.3
Projected new highest rating
1221.3
Projected new floor
721.3
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1221.3
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
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.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
2023 Gauteng North School District CLOSED League Championships (D1) (U13)
2023/08/05
2023/08/05
Tshwane (GTP)
Standard
60
0.83
5
4
2.0
1217.9
1220.9
Analysis
1
2023 Gauteng North School District CLOSED Individual Championships (U13 Boys)
2023/05/13
2023/05/13
Tshwane (GTP)
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
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
Standard
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
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
9
5
0
4
5.0
55.6
47.2
1223.4
1270.6
White
5
3
0
2
3.0
60.0
85.0
1218.3
1303.3
Black
4
2
0
2
2.0
50.0
0.0
1229.7
1229.7
Standard
All
9
5
0
4
5.0
55.6
47.2
1223.4
1270.6
White
5
3
0
2
3.0
60.0
85.0
1218.3
1303.3
Black
4
2
0
2
2.0
50.0
0.0
1229.7
1229.7
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
1110159674
Ngubeni, S (Sthembiso)
1
1.0
1
0
0
100.0
1217.9
425.0
1642.9
View list
2
1110156088
Mpotu, D (Dumisani)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1110156087
Motaung, R (Refentse)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1110142883
Mnguni, S (Success)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
2100156119
Chiloane, A (Angel)
1
1.0
1
0
0
100.0
1217.9
425.0
1642.9
View list
6
1100142929
Chauke, S (Sphiwe)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
7
1100142948
Mefane, T (Ted)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
1110142877
Manatha, N (Nqobile)
1
0.0
0
0
1
0.0
1217.9
-425.0
792.9
View list
9
2110156159
Hlatshwayo, M (Melokuhle)
1
0.0
0
0
1
0.0
1217.9
-425.0
792.9
View list
