Chess South Africa
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Chess South Africa
Elvin, D (David)
Dob:
2008/03/03 (U18)
Gender:
Male
Chess SA id:
1080119822
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Last active:
2024/04/27 (15 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
1646.2
Curent Weighted rating
1458.6
Curent Weighted performance
1640.0
Current official/published rating (highest between Raw, WR and WP)
1646.2
Current floor (min rating allowed)
1146.2
Current highest rating achieved
1646.2
Current K-factor
28
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)
±87.8
Current Raw change used (final)
0.0
Projected new Raw rating
1646.2
Projected new Weighed rating
1478.0
Projected new Weighted performance
1640.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1646.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1646.2
Projected new floor
1146.2
Projected new K-facor
28
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
1627.3
Curent Weighted rating
1455.8
Curent Weighted performance
1621.1
Current official/published rating (highest between Raw, WR and WP)
1627.3
Current floor (min rating allowed)
1127.3
Current highest rating achieved
1627.3
Current K-factor
28
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)
±90.2
Current Raw change used (final)
0.0
Projected new Raw rating
1627.3
Projected new Weighed rating
1473.4
Projected new Weighted performance
1621.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1627.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1627.3
Projected new floor
1127.3
Projected new K-facor
28
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
1282.2
Curent Weighted rating
1245.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1282.2
Current floor (min rating allowed)
782.2
Current highest rating achieved
1282.2
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)
±147.5
Current Raw change used (final)
0.0
Projected new Raw rating
1282.2
Projected new Weighed rating
1249.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1282.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1282.2
Projected new floor
782.2
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)
782.2
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
782.2
Projected new K-facor
36
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
8
2024 Milos Ristic Open Chess Tournament (A)
2024/04/27
2024/04/27
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1568.9
1560.3
Analysis
7
2024 KSNG CHess Academy Open Tournament (B)
2024/04/06
2024/04/06
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1568.9
1560.3
Analysis
6
1st Knights Open Tournament 2024 (A)
2024/03/23
2024/03/23
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
1.5
1583.2
1583.7
Analysis
5
2024 Tshwane Chess AHS Open Chess Tournament (C2)
2024/02/24
2024/02/24
Tshwane (GTP)
Standard
60
0.83
5
5
3.5
1544.4
1551.6
Analysis
4
2024 Constantiapark Open (C)
2024/02/17
2024/02/17
Tshwane (GTP)
Standard
60
0.83
5
5
4.5
1544.4
1551.6
Analysis
3
JMC Kick Off Tournament 2024 (C)
2024/01/28
2024/01/28
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.5
1443.6
1426.3
Analysis
2
2024 Tshwane Chess OPEN Registration Tournament (C2)
2024/01/27
2024/01/27
Tshwane (GTP)
Standard
60
0.83
5
5
4.5
1443.6
1426.3
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U16B)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1443.6
1426.3
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
22
2024 Milos Ristic Open Chess Tournament (A)
2024/04/27
2024/04/27
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1568.9
1560.3
Analysis
21
2024 KSNG CHess Academy Open Tournament (B)
2024/04/06
2024/04/06
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1568.9
1560.3
Analysis
20
1st Knights Open Tournament 2024 (A)
2024/03/23
2024/03/23
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
1.5
1583.2
1583.7
Analysis
19
2024 Tshwane Chess AHS Open Chess Tournament (C2)
2024/02/24
2024/02/24
Tshwane (GTP)
Standard
60
0.83
5
5
3.5
1544.4
1551.6
Analysis
18
2024 Constantiapark Open (C)
2024/02/17
2024/02/17
Tshwane (GTP)
Standard
60
0.83
5
5
4.5
1544.4
1551.6
Analysis
17
JMC Kick Off Tournament 2024 (C)
2024/01/28
2024/01/28
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.5
1443.6
1426.3
Analysis
16
2024 Tshwane Chess OPEN Registration Tournament (C2)
2024/01/27
2024/01/27
Tshwane (GTP)
Standard
60
0.83
5
5
4.5
1443.6
1426.3
Analysis
15
2024 Gauteng Inter-Region Chess Championship (U16B)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1443.6
1426.3
Analysis
14
Ekurhuleni North Chess Club 2023 (B)
2023/12/09
2023/12/09
Ekurhuleni (GE)
Rapid
30
0.60
7
7
5.0
1431.1
1255.9
Analysis
13
Africawide Chess Championship 2023 (Open)
2023/11/03
2023/11/05
Johannesburg Metro (GJM)
Standard
90
0.94
7
7
3.0
1447.9
1442.9
Analysis
12
Lardies Open Tournament 2023 (C)
2023/10/28
2023/10/28
Tshwane (GTP)
Standard
60
0.83
5
5
3.5
1429.0
1414.1
Analysis
11
2023 Tuks Open Chess Tournament (C)
2023/10/07
2023/10/07
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1429.0
1414.1
Analysis
10
Chess Molecules Rapid 2023 (High School Open)
2023/09/23
2023/09/23
Ekurhuleni (GE)
Rapid
30
0.60
5
5
4.0
1415.6
1204.4
Analysis
9
2023 Gauteng Top Schools (U19 Mixed)
2023/08/19
2023/08/19
West Rand (GWR)
Standard
60
0.83
5
3
2.0
1423.6
1423.7
Analysis
8
Chess Molecules 16 June Tournament 2023 (High School Open)
2023/06/16
2023/06/16
Ekurhuleni (GE)
Rapid
30
0.60
5
5
3.0
1429.6
1200.0
Analysis
7
Gauteng Schools Individual Finals 2023 (U15 Boys)
2023/05/27
2023/05/27
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1467.3
1468.2
Analysis
6
Ekurhuleni Trials 2 2023 (U16)
2023/04/22
2023/04/22
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1365.4
1375.6
Analysis
5
Ekhuruleni Chess Trials 1 2023 (U16)
2023/03/25
2023/03/25
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1303.3
1318.7
Analysis
4
Ekurhuleni Springs Open 4 March 2023 (D)
2023/03/04
2023/03/04
Ekurhuleni (GE)
Standard
62
0.84
5
5
3.5
1303.3
1318.7
Analysis
3
Ekurhuleni Chess Springs Club Open 2022 (D)
2022/09/03
2022/09/03
Ekurhuleni (GE)
Standard
60
0.83
5
4
2.0
1306.9
1327.0
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
40
25
5
10
27.5
68.8
159.4
1456.7
1616.1
White
21
16
1
4
16.5
78.6
242.9
1440.4
1683.3
Black
19
9
4
6
11.0
57.9
67.1
1474.8
1541.9
Standard
All
40
25
5
10
27.5
68.8
159.4
1456.7
1616.1
White
21
16
1
4
16.5
78.6
242.9
1440.4
1683.3
Black
19
9
4
6
11.0
57.9
67.1
1474.8
1541.9
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
111
72
7
32
75.5
68.0
153.2
1350.9
1504.0
White
56
40
2
14
41.0
73.2
197.3
1336.7
1534.1
Black
55
32
5
18
34.5
62.7
108.2
1365.2
1473.4
Standard
All
94
60
7
27
63.5
67.6
149.2
1359.3
1508.5
White
47
32
2
13
33.0
70.2
171.8
1347.5
1519.3
Black
47
28
5
14
30.5
64.9
126.6
1371.2
1497.8
Rapid
All
17
12
0
5
12.0
70.6
175.0
1304.0
1479.0
White
9
8
0
1
8.0
88.9
330.6
1280.6
1611.2
Black
8
4
0
4
4.0
50.0
0.0
1330.3
1330.3
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
1080107800
Ebrahim, Z (Zachary)
2
2.0
2
0
0
100.0
1375.6
425.0
1800.6
View list
2
1090105696
Barradas, K (Keanu)
2
2.0
2
0
0
100.0
1429.6
425.0
1854.6
View list
3
1060143728
Mathibela, A (Art)
2
2.0
2
0
0
100.0
1422.6
425.0
1847.6
View list
4
2110143800
Naidoo, D (Dhiya)
2
2.0
2
0
0
100.0
1508.4
425.0
1933.4
View list
5
173004580
Chikwava, R (Ronald)
2
1.0
1
0
1
50.0
1568.9
0.0
1568.9
View list
6
1110118675
Buthelezi, Z (Zanokuhle)
1
1.0
1
0
0
100.0
1303.3
425.0
1728.3
View list
7
1120139501
Buitendag, D (Darius)
1
1.0
1
0
0
100.0
1306.9
425.0
1731.9
View list
8
2100097359
Bothma, J (Jaculene)
1
1.0
1
0
0
100.0
1431.1
425.0
1856.1
View list
9
1120115958
Bazhko, A (Anton)
1
1.0
1
0
0
100.0
1211.0
425.0
1636.0
View list
10
108070894
Barnard, M (Martin)
1
1.0
1
0
0
100.0
1443.6
425.0
1868.6
View list
11
1080109892
Balassis, P (Petro)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
12
1500154190
Badenhorst, M (Michael)
1
1.0
1
0
0
100.0
1429.0
425.0
1854.0
View list
13
194006457
De Jager, R (Renier)
1
1.0
1
0
0
100.0
1568.9
425.0
1993.9
View list
14
206050275
De Jager, K (Karli)
1
1.0
1
0
0
100.0
1431.1
425.0
1856.1
View list
15
2120135695
Crowie, A (Allegra)
1
1.0
1
0
0
100.0
1211.0
425.0
1636.0
View list
16
1130136148
Conradie, D (Dirk)
1
1.0
1
0
0
100.0
1211.0
425.0
1636.0
View list
17
1110100045
Gondwe, P (Prosper)
1
1.0
1
0
0
100.0
1568.9
425.0
1993.9
View list
18
1080100302
Goncalves, A (Adriano)
1
1.0
1
0
0
100.0
1544.4
425.0
1969.4
View list
19
1050157264
Gabriel, C (Clayton)
1
1.0
1
0
0
100.0
1429.6
425.0
1854.6
View list
20
208073206
Fauconier, A (Amber)
1
1.0
1
0
0
100.0
1365.4
425.0
1790.4
View list