Chess South Africa
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Chess South Africa
Macdonald, I (Ian)
Dob:
2009/01/12 (U16)
Gender:
Male
Chess SA id:
109066921
FIDE id:
Region:
Ehlanzeni (MEN)
Citizen:
RSA
Title(s):
Last active:
2023/02/11 (464 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
1349.5
Curent Weighted rating
1350.7
Curent Weighted performance
1058.8
Current official/published rating (highest between Raw, WR and WP)
1350.7
Current floor (min rating allowed)
860.1
Current highest rating achieved
1360.1
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)
±134.0
Current Raw change used (final)
0.0
Projected new Raw rating
1349.5
Projected new Weighed rating
1350.5
Projected new Weighted performance
1058.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1350.5
Projected effective change (new Official - current Official)
-0.2
Projected new highest rating
1360.1
Projected new floor
860.1
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
1359.3
Curent Weighted rating
1361.1
Curent Weighted performance
1058.6
Current official/published rating (highest between Raw, WR and WP)
1361.1
Current floor (min rating allowed)
874.8
Current highest rating achieved
1374.8
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)
±132.1
Current Raw change used (final)
0.0
Projected new Raw rating
1359.3
Projected new Weighed rating
1360.7
Projected new Weighted performance
1058.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1360.7
Projected effective change (new Official - current Official)
-0.3
Projected new highest rating
1374.8
Projected new floor
874.8
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
772.2
Curent Weighted rating
772.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
772.2
Current floor (min rating allowed)
500.0
Current highest rating achieved
772.2
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)
±305.0
Current Raw change used (final)
0.0
Projected new Raw rating
772.2
Projected new Weighed rating
772.2
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
772.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
772.2
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
798.6
Curent Weighted rating
798.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
798.6
Current floor (min rating allowed)
500.0
Current highest rating achieved
798.6
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)
±293.8
Current Raw change used (final)
0.0
Projected new Raw rating
798.6
Projected new Weighed rating
798.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
798.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
798.6
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
22
Penryn Chess Tournament 2023 (U16)
2023/02/11
2023/02/11
Ehlanzeni (MEN)
Standard
63
0.84
5
5
3.0
1360.1
1374.8
Analysis
21
White River Primary 2022 (U14)
2022/07/30
2022/07/30
Ehlanzeni (MEN)
Standard
62
0.84
5
5
4.0
1332.3
1342.0
Analysis
20
Uplands Chess Tournament 2022 (U14)
2022/02/26
2022/02/26
Ehlanzeni (MEN)
Standard
62
0.84
5
5
4.0
1301.8
1307.1
Analysis
19
Chess Unlimited 1 2021 (U14)
2021/10/23
2021/10/23
Ehlanzeni (MEN)
Standard
61
0.83
5
5
5.0
1236.7
1228.3
Analysis
18
Chess Unlimited Leap Year Tournament 2020 (A)
2020/02/29
2020/02/29
Ehlanzeni (MEN)
Standard
70
0.87
5
3
1.0
1264.3
1258.9
Analysis
17
2019 South African Junior Team Championships (U12A)
2020/01/04
2020/01/08
4 Knights (4K)
Standard
120
1.00
7
7
2.0
1308.9
1304.6
Analysis
16
Barberton Primary 2019 (U12)
2019/07/27
2019/07/27
Ehlanzeni (MEN)
Standard
63
0.84
5
5
4.5
1120.4
1108.1
Analysis
15
Ehlanzeni Open 2019 (C)
2019/07/20
2019/07/20
Ehlanzeni (MEN)
Standard
60
0.83
5
5
1.5
1120.4
1108.1
Analysis
14
De Goede Top 10 2019 (U12)
2019/07/03
2019/07/03
Ehlanzeni (MEN)
Standard
60
0.83
5
5
4.0
1120.4
1108.1
Analysis
13
Rob Ferreira 2019 (B)
2019/04/06
2019/04/06
Ehlanzeni (MEN)
Standard
63
0.84
5
5
2.5
1148.0
1141.3
Analysis
12
Penryn Age Open 2019 (U12)
2019/02/09
2019/02/09
Ehlanzeni (MEN)
Standard
63
0.84
5
5
4.0
1055.0
1049.4
Analysis
11
South African Junior Team Championships 2018 (U10C)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
4.5
1043.4
1045.4
Analysis
10
De Goede Top 20 Closed 2018 (U10 Open)
2018/08/18
2018/08/18
Ehlanzeni (MEN)
Standard
60
0.83
5
5
3.5
984.5
990.0
Analysis
9
Lowveld Open 2018 (B)
2018/07/28
2018/07/28
Ehlanzeni (MEN)
Standard
63
0.84
5
5
1.5
983.5
988.0
Analysis
8
Malelane Primary 2018 (U10 Open)
2018/07/21
2018/07/21
Ehlanzeni (MEN)
Standard
63
0.84
5
5
3.5
983.5
988.0
Analysis
7
Curro Age Open 2018 (U8+U10 Open)
2018/05/12
2018/05/12
Ehlanzeni (MEN)
Standard
63
0.84
5
5
3.0
992.4
926.2
Analysis
6
Penryn Age Open 2018 (U8+U10)
2018/04/21
2018/04/21
Ehlanzeni (MEN)
Standard
63
0.84
5
5
5.0
782.0
779.0
Analysis
5
Rob Ferreira Hoerskool Open 2018 (A)
2018/03/17
2018/03/17
Ehlanzeni (MEN)
Standard
63
0.84
5
1
0.0
785.0
780.2
Analysis
4
Rob Ferreira Hoerskool Open 2018 (B)
2018/03/17
2018/03/17
Ehlanzeni (MEN)
Standard
63
0.84
5
4
2.0
785.0
780.2
Analysis
3
Uplands College Open (A)
2018/03/03
2018/03/03
Ehlanzeni (MEN)
Standard
63
0.84
5
5
1.0
785.0
780.2
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
126
70
15
41
77.5
61.5
97.8
1075.1
1172.9
White
62
33
8
21
37.0
59.7
82.3
1073.1
1155.3
Black
64
37
7
20
40.5
63.3
112.9
1077.0
1189.9
Standard
All
119
66
15
38
73.5
61.8
100.0
1092.0
1192.0
White
59
31
8
20
35.0
59.3
79.2
1088.8
1168.0
Black
60
35
7
18
38.5
64.2
120.4
1095.2
1215.7
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
7
4
0
3
4.0
57.1
60.7
786.5
847.2
White
3
2
0
1
2.0
66.7
141.7
764.4
906.1
Black
4
2
0
2
2.0
50.0
0.0
803.1
803.1
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
109066919
Grobler, Z (Zander)
8
7.0
6
2
0
87.5
1135.5
318.8
1454.2
View list
2
110087575
Ogunjiofor, CJ (Chinedu Jeremy)
5
3.0
3
0
2
60.0
1114.1
85.0
1199.1
View list
3
210087580
Pauer, M (Mieke)
4
3.5
3
1
0
87.5
1001.6
318.8
1320.3
View list
4
109084374
Naidoo, J (Jasbir)
4
2.0
1
2
1
50.0
1066.9
0.0
1066.9
View list
5
1090097902
Nhlabathi, L (Lesedi)
3
3.0
3
0
0
100.0
1075.1
425.0
1500.1
View list
6
209089639
Van Dyk, M (Mia)
3
1.0
1
0
2
33.3
1215.1
-141.7
1073.5
View list
7
108089644
Onwusaka, L (Lucky)
3
1.0
0
2
1
33.3
941.2
-141.7
799.5
View list
8
1080116960
Botha, K (Keagan)
2
2.0
2
0
0
100.0
1120.4
425.0
1545.4
View list
9
1120116950
Lombard, R (Roan)
2
2.0
2
0
0
100.0
1120.4
425.0
1545.4
View list
10
1090108283
Maseko, L (Lindokuhle)
2
2.0
2
0
0
100.0
1120.4
425.0
1545.4
View list
11
1080100253
Pilani, G (Gregory)
2
2.0
2
0
0
100.0
1120.4
425.0
1545.4
View list
12
1100109316
Sankar, R (Rahil)
2
2.0
2
0
0
100.0
1145.8
425.0
1570.8
View list
13
2100097908
Van Den Bergh, M (Mieke)
2
2.0
2
0
0
100.0
984.0
425.0
1409.0
View list
14
206055418
Van Heerden, D (Dante)
2
2.0
2
0
0
100.0
1120.4
425.0
1545.4
View list
15
109087570
Van Veenhuyzen, U (Ude)
2
2.0
2
0
0
100.0
887.2
425.0
1312.2
View list
16
107080604
Dube, O (Olwethu)
2
1.0
0
2
0
50.0
1120.4
0.0
1120.4
View list
17
1080116957
Nxumalo, T (Tawanda)
2
1.0
0
2
0
50.0
1120.4
0.0
1120.4
View list
18
202060319
Iyman, J (Jaelene)
2
0.0
0
0
2
0.0
884.3
-425.0
459.3
View list
19
1040108265
Gama, A (Ayanda)
2
0.0
0
0
2
0.0
1120.4
-425.0
695.4
View list
20
105065730
Le Roux, RG (Ruben)
2
0.0
0
0
2
0.0
1120.4
-425.0
695.4
View list