Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Joubert, D (Divan)
Dob:
2007/06/29 (U18)
Gender:
Male
Chess SA id:
107064250
FIDE id:
Region:
Mangaung (FMB)
Citizen:
RSA
Title(s):
Last active:
2022/05/08 (880 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
1341.5
Current Weighted rating
1341.5
Current Weighted performance
938.7
Current official/published rating (highest between Raw, WR and WP)
1341.5
Current highest rating achieved
1341.5
Current floor (min rating allowed)
841.5
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)
±135.5
Current Raw change used (final)
0.0
Projected new Raw rating
1341.5
Projected new Weighed rating
1234.2
Projected new Weighted performance
938.7
Projected new final Raw rating (if new WP > new Raw)
1341.5
Projected new highest rating
1341.5
Projected new floor
841.5
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1341.5
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
1339.7
Current Weighted rating
1339.7
Current Weighted performance
938.7
Current official/published rating (highest between Raw, WR and WP)
1339.7
Current highest rating achieved
1344.0
Current floor (min rating allowed)
844.0
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)
±135.9
Current Raw change used (final)
0.0
Projected new Raw rating
1339.7
Projected new Weighed rating
1232.5
Projected new Weighted performance
938.7
Projected new final Raw rating (if new WP > new Raw)
1339.7
Projected new highest rating
1344.0
Projected new floor
844.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1339.7
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
6
Western Cape Schools Chess 2022 (U15 Boys)
2022/05/07
2022/05/08
Eden District (WEG)
Standard
65
0.85
6
6
3.0
1337.2
1344.0
Analysis
5
Eden Proewe 2 2022 (O15 Seuns)
2022/04/09
2022/04/09
Eden District (WEG)
Standard
65
0.85
5
5
3.5
1264.2
1277.5
Analysis
4
Eden Proewe 1 2022 (O15 Seuns)
2022/03/12
2022/03/12
Eden District (WEG)
Standard
65
0.85
5
5
3.0
1234.5
1241.5
Analysis
3
George Trials 3 2022 (U15)
2022/02/26
2022/02/26
Eden District (WEG)
Standard
60
0.83
5
5
2.5
1231.5
1236.8
Analysis
2
George Trials 2 2022 (U15)
2022/02/12
2022/02/12
Eden District (WEG)
Standard
60
0.83
5
4
1.5
1231.5
1236.8
Analysis
1
George Trials 1 2022 (U15)
2022/01/29
2022/01/29
Eden District (WEG)
Standard
60
0.83
5
5
2.5
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
30
14
4
12
16.0
53.3
28.3
1318.7
1347.1
White
17
7
3
7
8.5
50.0
0.0
1294.1
1294.1
Black
13
7
1
5
7.5
57.7
65.4
1351.0
1416.3
Standard
All
30
14
4
12
16.0
53.3
28.3
1318.7
1347.1
White
17
7
3
7
8.5
50.0
0.0
1294.1
1294.1
Black
13
7
1
5
7.5
57.7
65.4
1351.0
1416.3
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
108085285
Harker, C (Cassidy)
3
2.0
2
0
1
66.7
1221.0
141.7
1362.7
View list
2
107089396
Valentine, J (Jaden)
3
1.5
1
1
1
50.0
1221.0
0.0
1221.0
View list
3
108086225
May, M (Mehago)
2
1.5
1
1
0
75.0
1249.3
212.5
1461.8
View list
4
108085296
Meyer, M (Marsouw)
2
1.0
1
0
1
50.0
1215.8
0.0
1215.8
View list
5
107089399
Jacobs, A (Aiden)
2
0.0
0
0
2
0.0
1233.0
-425.0
808.0
View list
6
1080108756
Masoka, A (Ayema)
1
1.0
1
0
0
100.0
1337.2
425.0
1762.2
View list
7
1080139270
Lebatie, B (Blake)
1
1.0
1
0
0
100.0
1264.2
425.0
1689.2
View list
8
1080139214
Nel, G (Gaenett)
1
1.0
1
0
0
100.0
1337.2
425.0
1762.2
View list
9
1080107846
Botha, J (Jontie)
1
1.0
1
0
0
100.0
1264.2
425.0
1689.2
View list
10
107085304
Bezuidenhout, J (Jacques)
1
1.0
1
0
0
100.0
1231.5
425.0
1656.5
View list
11
1080105922
Basson, Z (Zanco)
1
1.0
1
0
0
100.0
1337.2
425.0
1762.2
View list
12
107961373
Ehlers, R (Ruben)
1
1.0
1
0
0
100.0
1234.5
425.0
1659.5
View list
13
108083830
Geduld, S (Shamiel)
1
1.0
1
0
0
100.0
1264.2
425.0
1689.2
View list
14
1070146761
Tebe, A (Alexandre)
1
1.0
1
0
0
100.0
1234.5
425.0
1659.5
View list
15
107082959
Geduld, L (Lucian)
1
0.5
0
1
0
50.0
1231.5
0.0
1231.5
View list
16
207072850
Nel, D (Danika)
1
0.5
0
1
0
50.0
1231.5
0.0
1231.5
View list
17
108089033
Potgieter, PL (Pieter)
1
0.0
0
0
1
0.0
1337.2
-425.0
912.2
View list
18
107083549
Pillay, PJ (Palin)
1
0.0
0
0
1
0.0
1337.2
-425.0
912.2
View list
19
107075213
Miggels, A (Alaric)
1
0.0
0
0
1
0.0
1234.5
-425.0
809.5
View list
20
107086420
Kruger, S (Sachin)
1
0.0
0
0
1
0.0
1264.2
-425.0
839.2
View list