Chess South Africa
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Chess South Africa
Amponsah, D (David Junior)
Dob:
2008/09/20 (U18)
Gender:
Male
Chess SA id:
1080153523
FIDE id:
Region:
OR Tambo (EOR)
Citizen:
RSA
Title(s):
Last active:
2024/05/11 (9 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
1259.4
Curent Weighted rating
1238.9
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1259.4
Current floor (min rating allowed)
759.4
Current highest rating achieved
1259.4
Current K-factor
36
Games played this month
5
Score (S)
2.0
Expected score (We)
2.07
Difference (S-We)
-0.07
Current Raw change (no limits, including tournament time weight)
-2.1
Current min/max change allowed (with limits)
±152.4
Current Raw change used (final)
-2.1
Projected new Raw rating
1257.3
Projected new Weighed rating
1241.5
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1257.3
Projected effective change (new Official - current Official)
-2.1
Projected new highest rating
1259.4
Projected new floor
759.4
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
1229.9
Curent Weighted rating
1222.1
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1229.9
Current floor (min rating allowed)
729.9
Current highest rating achieved
1229.9
Current K-factor
36
Games played this month
5
Score (S)
2.0
Expected score (We)
1.75
Difference (S-We)
0.25
Current Raw change (no limits, including tournament time weight)
9.0
Current min/max change allowed (with limits)
±158.9
Current Raw change used (final)
9.0
Projected new Raw rating
1238.9
Projected new Weighed rating
1224.0
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1238.9
Projected effective change (new Official - current Official)
+9.0
Projected new highest rating
1238.9
Projected new floor
738.9
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
1250.8
Curent Weighted rating
1230.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1250.8
Current floor (min rating allowed)
750.8
Current highest rating achieved
1250.8
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)
±154.2
Current Raw change used (final)
0.0
Projected new Raw rating
1250.8
Projected new Weighed rating
1233.0
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1250.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1250.8
Projected new floor
750.8
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)
750.8
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
750.8
Projected new K-facor
36
Tournaments
History
Tournament:
WSU May Event 2024 (A)
Start:
2024/05/11
End:
2024/05/11
Host:
EOR
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
2.0
Main rating:
1259.4
Rating gain/loss:
-2.1
Type rating:
1229.9
Rating gain/loss:
9.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
WSU May Event 2024 (A)
2024/05/11
2024/05/11
OR Tambo (EOR)
Standard
60
0.83
5
5
2.0
1259.4
1229.9
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
3
WSU May Event 2024 (A)
2024/05/11
2024/05/11
OR Tambo (EOR)
Standard
60
0.83
5
5
2.0
1259.4
1229.9
Analysis
2
WSU September Rapid 2023 (B)
2023/09/09
2023/09/09
OR Tambo (EOR)
Rapid
30
0.60
7
7
5.0
1223.3
1200.0
Analysis
1
2023 EC Schools Provincial Winter Games (U15 Boys)
2023/06/02
2023/06/03
Buffalo City (EBC)
Standard
60
0.83
6
6
3.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
2
0
3
2.0
40.0
-85.0
1324.7
1239.7
White
2
1
0
1
1.0
50.0
0.0
1328.4
1328.4
Black
3
1
0
2
1.0
33.3
-141.7
1322.3
1180.6
Standard
All
5
2
0
3
2.0
40.0
-85.0
1324.7
1239.7
White
2
1
0
1
1.0
50.0
0.0
1328.4
1328.4
Black
3
1
0
2
1.0
33.3
-141.7
1322.3
1180.6
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
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
18
9
2
7
10.0
55.6
47.2
1291.0
1338.2
White
9
6
1
2
6.5
72.2
188.9
1257.3
1446.2
Black
9
3
1
5
3.5
38.9
-94.4
1324.7
1230.3
Standard
All
11
5
0
6
5.0
45.5
-38.6
1317.4
1278.7
White
5
4
0
1
4.0
80.0
255.0
1251.4
1506.4
Black
6
1
0
5
1.0
16.7
-283.3
1372.4
1089.0
Rapid
All
7
4
2
1
5.0
71.4
182.1
1249.6
1431.8
White
4
2
1
1
2.5
62.5
106.3
1264.8
1371.0
Black
3
2
1
0
2.5
83.3
283.3
1229.4
1512.8
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
1060143579
Matebese, N (Ndazibini)
1
1.0
1
0
0
100.0
1223.3
425.0
1648.3
View list
2
1030304073
Mbokazi, M (Mbulelo)
1
1.0
1
0
0
100.0
1259.4
425.0
1684.4
View list
3
1110157166
Sikhontyile, E (Emihle)
1
1.0
1
0
0
100.0
1223.3
425.0
1648.3
View list
4
1080153536
Ntseke, A (Abongile)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1930119566
Nkwebu, L (Lwazi)
1
1.0
1
0
0
100.0
1259.4
425.0
1684.4
View list
6
1070135881
Nkumbi, L (Lutho)
1
1.0
1
0
0
100.0
1223.3
425.0
1648.3
View list
7
1090153543
Tsoananyana, K (Khotsofalang)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
1100153531
Mjibiti, B (Buhle)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
9
2120161688
Tshingila, I (Inam)
1
1.0
1
0
0
100.0
1223.3
425.0
1648.3
View list
10
1090143604
Sinyaka, I (Indi)
1
0.5
0
1
0
50.0
1223.3
0.0
1223.3
View list
11
2090143566
Banjwa, A (Amy)
1
0.5
0
1
0
50.0
1223.3
0.0
1223.3
View list
12
1090139779
Udemans, B (Billy)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
13
1090135648
Tsholisi, B (Bukho)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
14
1950134980
Mginindo, L (Lutho)
1
0.0
0
0
1
0.0
1259.4
-425.0
834.4
View list
15
1020304077
Njisane, L (Lonwabo)
1
0.0
0
0
1
0.0
1259.4
-425.0
834.4
View list
16
1090300237
Mazinyo, L (Lelam)
1
0.0
0
0
1
0.0
1259.4
-425.0
834.4
View list
17
1080143571
Danglashe, I (Inga)
1
0.0
0
0
1
0.0
1223.3
-425.0
798.3
View list
18
1100100199
Botha, T (Tyler)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list