Chess South Africa
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Chess South Africa
Botha, D (Duan)
Dob:
2010/02/24 (U16)
Gender:
Male
Chess SA id:
1100152012
FIDE id:
Region:
Ehlanzeni (MEN)
Citizen:
RSA
Title(s):
Last active:
2023/07/21 (340 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
1149.9
Current Weighted rating
1155.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1155.1
Current highest rating achieved
1153.3
Current floor (min rating allowed)
653.3
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)
±178.1
Current Raw change used (final)
0.0
Projected new Raw rating
1149.9
Projected new Weighed rating
1061.9
Projected new Weighted performance
549.1
Projected new final Raw rating (if new WP > new Raw)
1149.9
Projected new highest rating
1153.3
Projected new floor
653.3
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1149.9
Projected effective change (new Official - current Official)
-5.2
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
1140.0
Current Weighted rating
1146.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1146.3
Current highest rating achieved
1144.4
Current floor (min rating allowed)
644.4
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)
±180.6
Current Raw change used (final)
0.0
Projected new Raw rating
1140.0
Projected new Weighed rating
1053.7
Projected new Weighted performance
549.1
Projected new final Raw rating (if new WP > new Raw)
1140.0
Projected new highest rating
1144.4
Projected new floor
644.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1140.0
Projected effective change (new Official - current Official)
-6.3
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
White River Primary 2023 (U14)
2023/07/21
2023/07/21
Ehlanzeni (MEN)
Standard
63
0.84
5
5
2.5
1153.3
1144.4
Analysis
1
Uplands Chess Tournament 2023 (U14)
2023/02/25
2023/02/25
Ehlanzeni (MEN)
Standard
63
0.84
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
1
6
3.5
35.0
-127.5
1177.1
1049.6
White
5
1
0
4
1.0
20.0
-255.0
1231.0
976.0
Black
5
2
1
2
2.5
50.0
0.0
1123.1
1123.1
Standard
All
10
3
1
6
3.5
35.0
-127.5
1177.1
1049.6
White
5
1
0
4
1.0
20.0
-255.0
1231.0
976.0
Black
5
2
1
2
2.5
50.0
0.0
1123.1
1123.1
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
1110152027
Thobela, K (Khayalethu)
1
1.0
1
0
0
100.0
1153.3
425.0
1578.3
View list
2
2100152026
Thobeka, M (Masoka)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
2110149495
Friedlander, M (Monjuanique)
1
1.0
1
0
0
100.0
1153.3
425.0
1578.3
View list
4
1110140513
Brits, J (Janco)
1
0.5
0
1
0
50.0
1153.3
0.0
1153.3
View list
5
1100152028
Van Staden, P (Philip)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
6
1110139858
Berry, C (Connor)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
7
1110159191
Nkosi, S (Sethu)
1
0.0
0
0
1
0.0
1153.3
-425.0
728.3
View list
8
1110152020
Mngomezulu, Z (Zanokhanya)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
2110133235
Mbokazi, Q (Qondiswa)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
1110137656
Makawa, N (Nathan)
1
0.0
0
0
1
0.0
1153.3
-425.0
728.3
View list
