Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Maphiri, J (Jan)
Dob:
2014/06/02 (U12)
Gender:
Male
Chess SA id:
1140156028
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2023/08/12 (319 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
1147.1
Current Weighted rating
1158.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1158.0
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)
±178.8
Current Raw change used (final)
0.0
Projected new Raw rating
1147.1
Projected new Weighed rating
1064.4
Projected new Weighted performance
545.7
Projected new final Raw rating (if new WP > new Raw)
1147.1
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)
1147.1
Projected effective change (new Official - current Official)
-10.9
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
1137.3
Current Weighted rating
1150.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1150.1
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)
±181.3
Current Raw change used (final)
0.0
Projected new Raw rating
1137.3
Projected new Weighed rating
1057.0
Projected new Weighted performance
545.7
Projected new final Raw rating (if new WP > new Raw)
1137.3
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)
1137.3
Projected effective change (new Official - current Official)
-12.8
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 Tshwane North School District CLOSED League Championships (D3) (U11)
2023/08/12
2023/08/12
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1157.3
1148.5
Analysis
1
2023 Tshwane North School District CLOSED Individual Championships (D3) (U9 Open+Girls)
2023/05/13
2023/05/13
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
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
10
3
0
7
3.0
30.0
-170.0
1197.1
1027.1
White
5
2
0
3
2.0
40.0
-85.0
1187.7
1102.7
Black
5
1
0
4
1.0
20.0
-255.0
1206.6
951.6
Standard
All
10
3
0
7
3.0
30.0
-170.0
1197.1
1027.1
White
5
2
0
3
2.0
40.0
-85.0
1187.7
1102.7
Black
5
1
0
4
1.0
20.0
-255.0
1206.6
951.6
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
1130159731
Hinkman, R (Ronaldo)
1
1.0
1
0
0
100.0
1157.3
425.0
1582.3
View list
2
1130159733
Lerebo, Z (Zrebabel)
1
1.0
1
0
0
100.0
1157.3
425.0
1582.3
View list
3
1140156032
Movhengwa, M (Micheal)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1150143028
Nicklin, K (Kyle)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
1120139918
Nel, A (Armand)
1
0.0
0
0
1
0.0
1157.3
-425.0
732.3
View list
6
1140156027
Mamphweli, T (Tshedza)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
7
1140144857
Krog, G (Gerhard)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
1140143070
Froneman, R (Reinard)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
112090522
Erasmus, H (Heinrich)
1
0.0
0
0
1
0.0
1157.3
-425.0
732.3
View list
10
1130159756
Drenth, J (Jarno)
1
0.0
0
0
1
0.0
1157.3
-425.0
732.3
View list
