Chess South Africa
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Chess South Africa
Botha, D (Duran)
Dob:
2002/03/07 (Adult)
Gender:
Male
Chess SA id:
102080893
FIDE id:
Region:
Namakwa (NCN)
Citizen:
RSA
Title(s):
Last active:
2020/03/14 (1714 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
1265.3
Current Weighted rating
1265.3
Current Weighted performance
474.0
Current official/published rating (highest between Raw, WR and WP)
1265.3
Current highest rating achieved
1265.3
Current floor (min rating allowed)
765.3
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)
±151.1
Current Raw change used (final)
0.0
Projected new Raw rating
1265.3
Projected new Weighed rating
1164.1
Projected new Weighted performance
474.0
Projected new final Raw rating (if new WP > new Raw)
1265.3
Projected new highest rating
1265.3
Projected new floor
765.3
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1265.3
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
1281.0
Current Weighted rating
1281.0
Current Weighted performance
474.0
Current official/published rating (highest between Raw, WR and WP)
1281.0
Current highest rating achieved
1281.0
Current floor (min rating allowed)
781.0
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)
±147.7
Current Raw change used (final)
0.0
Projected new Raw rating
1281.0
Projected new Weighed rating
1178.5
Projected new Weighted performance
474.0
Projected new final Raw rating (if new WP > new Raw)
1281.0
Projected new highest rating
1281.0
Projected new floor
781.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1281.0
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
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
8
Namakwa Distrik Proewe 2020 (U18 Boys)
2020/03/14
2020/03/14
Namakwa (NCN)
Standard
60
0.83
5
5
3.5
1226.8
1235.3
Analysis
7
Namakwa Skaak 2019 (U18)
2019/08/03
2019/08/03
Namakwa (NCN)
Standard
60
0.83
5
5
4.5
1168.4
1173.0
Analysis
6
Northern Cape Trails 2019 (U18 Boys)
2019/06/13
2019/06/13
ZF Mgcawu (NZF)
Standard
62
0.84
5
5
2.5
1171.1
1176.6
Analysis
5
Namakwa Proewe 2019 (U18 Boys)
2019/03/02
2019/03/02
Namakwa (NCN)
Standard
60
0.83
5
5
4.0
1124.5
1114.0
Analysis
4
Namakwa Skaak Ope 2019 (O18)
2019/02/16
2019/02/16
Namakwa (NCN)
Standard
60
0.83
5
5
2.0
1150.5
1141.4
Analysis
3
Namakwa Proewe 2018 (O18)
2018/08/04
2018/08/04
Namakwa (NCN)
Standard
60
0.83
5
4
2.0
1162.8
1156.2
Analysis
2
NC Provincial Schools Eliminations 2018 (U18 Open)
2018/06/23
2018/06/23
Frances Baard (NCF)
Standard
60
0.83
5
5
2.0
1219.3
1223.2
Analysis
1
Namakwa Distrik Skaak Proewe 2018 (O18 Seuns)
2018/03/17
2018/03/17
Namakwa (NCN)
Standard
60
0.83
5
5
3.5
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
39
22
4
13
24.0
61.5
98.1
1105.9
1204.0
White
19
9
3
7
10.5
55.3
44.7
1084.9
1129.6
Black
20
13
1
6
13.5
67.5
148.8
1125.8
1274.6
Standard
All
39
22
4
13
24.0
61.5
98.1
1105.9
1204.0
White
19
9
3
7
10.5
55.3
44.7
1084.9
1129.6
Black
20
13
1
6
13.5
67.5
148.8
1125.8
1274.6
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
102072921
Mouton, D (Deavandre)
3
0.0
0
0
3
0.0
1158.3
-425.0
733.3
View list
2
1020098860
Van Der Westhuizen, E (Ettienne)
3
0.0
0
0
3
0.0
1186.9
-425.0
761.9
View list
3
104091424
Vries, R (Ruwayline)
2
2.0
2
0
0
100.0
1175.7
425.0
1600.7
View list
4
102072912
Cloete, M (Matthew)
2
1.0
1
0
1
50.0
1143.7
0.0
1143.7
View list
5
202080880
Cloete, S (Saskeah)
1
1.0
1
0
0
100.0
1162.8
425.0
1587.8
View list
6
1030104427
Cloete, C (Cavlin)
1
1.0
1
0
0
100.0
1168.4
425.0
1593.4
View list
7
1030110910
Bruce, C (Cinzario)
1
1.0
1
0
0
100.0
1171.1
425.0
1596.1
View list
8
1010110707
Boesak, S (Siyabonga)
1
1.0
1
0
0
100.0
1171.1
425.0
1596.1
View list
9
202080878
Barnard, C (Christine)
1
1.0
1
0
0
100.0
1168.4
425.0
1593.4
View list
10
1030104426
Joseph, F (Franco)
1
1.0
1
0
0
100.0
1226.8
425.0
1651.8
View list
11
104072915
Fielding, D (Damian)
1
1.0
1
0
0
100.0
1226.8
425.0
1651.8
View list
12
102086983
Duvenhage, J (Johan)
1
1.0
1
0
0
100.0
1219.3
425.0
1644.3
View list
13
1030111226
Dawson, KC (Kyle Calvadore)
1
1.0
1
0
0
100.0
1124.5
425.0
1549.5
View list
14
101050301
Coghlan, A (Alex)
1
1.0
1
0
0
100.0
1219.3
425.0
1644.3
View list
15
1020096055
Maier, A (Alexander)
1
1.0
1
0
0
100.0
1162.8
425.0
1587.8
View list
16
1010098853
Louw, C (Cohen)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
17
1020109933
Links, T (Timothy)
1
1.0
1
0
0
100.0
1150.5
425.0
1575.5
View list
18
1030111228
Muller, B (Brineed)
1
1.0
1
0
0
100.0
1168.4
425.0
1593.4
View list
19
2030104428
Ross, S (Suzi-Ann)
1
1.0
1
0
0
100.0
1150.5
425.0
1575.5
View list
20
1020098858
Simon, M (Marlon)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list