Chess South Africa
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Chess South Africa
Buchner, E (Eduard)
Dob:
2002/07/28 (Adult)
Gender:
Male
Chess SA id:
102053241
FIDE id:
Region:
Mangaung (FMB)
Citizen:
RSA
Title(s):
Last active:
2023/12/08 (157 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
1368.7
Curent Weighted rating
1370.8
Curent Weighted performance
978.5
Current official/published rating (highest between Raw, WR and WP)
1370.8
Current floor (min rating allowed)
919.0
Current highest rating achieved
1419.0
Current K-factor
32
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)
±130.4
Current Raw change used (final)
0.0
Projected new Raw rating
1368.7
Projected new Weighed rating
1370.3
Projected new Weighted performance
978.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1370.3
Projected effective change (new Official - current Official)
-0.5
Projected new highest rating
1419.0
Projected new floor
919.0
Projected new K-facor
32
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
1366.4
Curent Weighted rating
1370.2
Curent Weighted performance
976.6
Current official/published rating (highest between Raw, WR and WP)
1370.2
Current floor (min rating allowed)
919.5
Current highest rating achieved
1419.5
Current K-factor
32
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)
±130.8
Current Raw change used (final)
0.0
Projected new Raw rating
1366.4
Projected new Weighed rating
1369.6
Projected new Weighted performance
976.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1369.6
Projected effective change (new Official - current Official)
-0.6
Projected new highest rating
1419.5
Projected new floor
919.5
Projected new K-facor
32
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
930.2
Curent Weighted rating
930.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
930.2
Current floor (min rating allowed)
500.0
Current highest rating achieved
930.2
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)
±243.5
Current Raw change used (final)
0.0
Projected new Raw rating
930.2
Projected new Weighed rating
930.2
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
930.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
930.2
Projected new floor
500.0
Projected new K-facor
40
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
951.4
Curent Weighted rating
951.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
951.4
Current floor (min rating allowed)
500.0
Current highest rating achieved
958.2
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)
±236.3
Current Raw change used (final)
0.0
Projected new Raw rating
951.4
Projected new Weighed rating
951.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
951.4
Projected effective change (new Official - current Official)
-0.0
Projected new highest rating
958.2
Projected new floor
500.0
Projected new K-facor
40
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
26
2023 USSA Championships (Open)
2023/12/04
2023/12/08
Ethekwini (KED)
Standard
120
1.00
9
9
5.0
1370.0
1370.9
Analysis
25
Ussa Chess Championships 2022 (Open)
2022/12/05
2022/12/09
Frances Baard (NCF)
Standard
120
1.00
9
9
5.0
1389.2
1388.5
Analysis
24
Mangaung Metro Chess February 2020 (A)
2020/02/21
2020/02/22
Mangaung (FMB)
Standard
62
0.84
5
5
3.0
1391.9
1392.0
Analysis
23
High School League Tournament 2020 (U19)
2020/02/08
2020/02/08
Mangaung (FMB)
Standard
60
0.83
5
5
2.5
1391.9
1392.0
Analysis
22
Grey College Team Championship 2020 (A)
2020/01/31
2020/02/01
Mangaung (FMB)
Standard
60
0.83
5
5
3.0
1391.9
1392.0
Analysis
21
2019 Wild Card Chess Championship (U18 Open)
2020/01/09
2020/01/12
4 Knights (4K)
Standard
120
1.00
7
7
3.5
1401.8
1400.3
Analysis
20
2019 South African Junior Team Championships (U18A)
2020/01/04
2020/01/08
4 Knights (4K)
Standard
120
1.00
7
7
2.5
1401.8
1400.3
Analysis
19
Mangaung Metro July Trials 2019 (U18)
2019/07/19
2019/07/20
Mangaung (FMB)
Standard
62
0.84
5
5
2.5
1419.0
1419.5
Analysis
18
South African Schools Individuals Chess Championships 2019 (U17+U19 Open)
2019/06/18
2019/06/21
Frances Baard (NCF)
Standard
60
0.83
7
6
3.5
1363.6
1363.3
Analysis
17
South African Open Chess Championships 2019 (B)
2019/06/15
2019/06/22
Frances Baard (NCF)
Standard
135
1.00
9
9
6.0
1363.6
1363.3
Analysis
16
Grey College Team Championship 2019 (A)
2019/02/22
2019/02/23
Mangaung (FMB)
Standard
60
0.83
5
5
3.0
1203.0
1203.7
Analysis
15
Morris Club Challenge 2019
2019/02/16
2019/02/16
Mangaung (FMB)
Standard
60
0.83
5
3
2.0
1203.0
1203.7
Analysis
14
Mangaung Metro Chess 1-2 February 2019 (B)
2019/02/01
2019/02/02
Mangaung (FMB)
Standard
62
0.84
5
5
5.0
1203.0
1203.7
Analysis
13
South African Junior Blitz 2018 (U18)
2018/12/19
2018/12/19
4 Knights (4K)
Blitz
5
0.18
7
6
2.0
1135.3
958.2
Analysis
12
South African Junior Team Championships 2018 (U18B)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
5.0
1135.3
1137.3
Analysis
11
Mangaung Metro Chess12 & 13 October 2018 (B)
2018/10/12
2018/10/13
Mangaung (FMB)
Standard
62
0.84
5
3
1.5
1160.8
1165.3
Analysis
10
South African Open 2018 (Blitz)
2018/07/11
2018/07/11
Mangaung (FMB)
Blitz
5
0.18
9
9
4.0
1094.5
912.6
Analysis
9
South African Open 2018 (B)
2018/07/07
2018/07/14
Mangaung (FMB)
Standard
150
1.00
11
11
4.5
1094.5
1107.3
Analysis
8
Mangaung Metro Chess 1-2 June 2018 (B)
2018/06/01
2018/06/02
Mangaung (FMB)
Standard
62
0.84
5
5
3.0
1054.5
1054.7
Analysis
7
Mangaung Metro Chess 20-21 April 2018 (B)
2018/04/20
2018/04/21
Mangaung (FMB)
Standard
62
0.84
5
5
2.0
1073.0
1057.8
Analysis
1
2
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
162
74
21
67
84.5
52.2
18.4
1229.3
1247.7
White
83
37
8
38
41.0
49.4
-5.1
1240.3
1235.2
Black
79
37
13
29
43.5
55.1
43.0
1217.7
1260.8
Standard
All
134
63
19
52
72.5
54.1
34.9
1255.6
1290.5
White
69
33
6
30
36.0
52.2
18.5
1263.4
1281.9
Black
65
30
13
22
36.5
56.2
52.3
1247.3
1299.6
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
28
11
2
15
12.0
42.9
-60.7
1103.5
1042.8
White
14
4
2
8
5.0
35.7
-121.4
1126.5
1005.1
Black
14
7
0
7
7.0
50.0
0.0
1080.5
1080.5
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
202025136
Moshoeshoe, M (Maletapata)
3
1.5
1
1
1
50.0
1234.1
0.0
1234.1
View list
2
102023635
Modirwa, O (Ofentse)
3
0.5
0
1
2
16.7
1391.5
-283.3
1108.2
View list
3
101069842
Mantje, K (Katleho)
3
0.0
0
0
3
0.0
1036.3
-425.0
611.3
View list
4
104044814
Arlow, D (Daniel)
2
2.0
2
0
0
100.0
1079.3
425.0
1504.3
View list
5
199084395
Mathe, T (Thobane)
2
2.0
2
0
0
100.0
1379.6
425.0
1804.6
View list
6
270035050
Slippers, S (Sonja)
2
1.5
1
1
0
75.0
1229.0
212.5
1441.5
View list
7
106077922
Gertenbach, J (Jeandre)
2
1.0
1
0
1
50.0
1063.8
0.0
1063.8
View list
8
1010148153
Molombwa, O (Ofentse)
2
1.0
1
0
1
50.0
1379.6
0.0
1379.6
View list
9
102010282
Gcisa, L (Lungile)
2
0.5
0
1
1
25.0
1173.7
-212.5
961.2
View list
10
101008455
Duvenhage, HW (Hendrik)
2
0.0
0
0
2
0.0
1083.8
-425.0
658.8
View list
11
107052210
Kotze, CJ (Christiaan)
2
0.0
0
0
2
0.0
1405.5
-425.0
980.5
View list
12
101025290
Motaung, L (Lehlohonolo)
2
0.0
0
0
2
0.0
1087.4
-425.0
662.4
View list
13
1020098860
Van Der Westhuizen, E (Ettienne)
2
0.0
0
0
2
0.0
1249.4
-425.0
824.4
View list
14
102005174
Coetzee, H (Hein)
1
1.0
1
0
0
100.0
1391.9
425.0
1816.9
View list
15
202050737
Chuang, J (Jessica)
1
1.0
1
0
0
100.0
955.5
425.0
1380.5
View list
16
103044540
Cata, T (Toni)
1
1.0
1
0
0
100.0
1391.9
425.0
1816.9
View list
17
103078196
Campbell, G (Grant)
1
1.0
1
0
0
100.0
1401.8
425.0
1826.8
View list
18
102092210
Buba, V (Vukile)
1
1.0
1
0
0
100.0
1401.8
425.0
1826.8
View list
19
204001502
Basson, A (Abigail)
1
1.0
1
0
0
100.0
1391.9
425.0
1816.9
View list
20
199001470
Bartman, T (Themba)
1
1.0
1
0
0
100.0
1389.2
425.0
1814.2
View list