Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Mostert, R (Richard)
Dob:
2005/12/16 (U20)
Gender:
Male
Chess SA id:
1050098458
FIDE id:
Region:
Eden (WEG)
Citizen:
RSA
Title(s):
Last active:
2024/04/20 (59 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
1190.5
Current Weighted rating
1169.4
Current Weighted performance
1170.2
Current official/published rating (highest between Raw, WR and WP)
1190.5
Current highest rating achieved
1254.0
Current floor (min rating allowed)
754.0
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)
±168.1
Current Raw change used (final)
0.0
Projected new Raw rating
1190.5
Projected new Weighed rating
1078.6
Projected new Weighted performance
1170.2
Projected new final Raw rating (if new WP > new Raw)
1190.5
Projected new highest rating
1254.0
Projected new floor
754.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1190.5
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
1186.3
Current Weighted rating
1171.4
Current Weighted performance
1170.2
Current official/published rating (highest between Raw, WR and WP)
1186.3
Current highest rating achieved
1253.3
Current floor (min rating allowed)
753.3
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)
±169.1
Current Raw change used (final)
0.0
Projected new Raw rating
1186.3
Projected new Weighed rating
1080.5
Projected new Weighted performance
1170.2
Projected new final Raw rating (if new WP > new Raw)
1186.3
Projected new highest rating
1253.3
Projected new floor
753.3
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1186.3
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
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.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
Eden Chess Trials 2 2024 (U20)
2024/04/13
2024/04/20
Eden (WEG)
Standard
60
0.83
10
9
3.0
1230.7
1223.4
Analysis
2
Eden School Chess Trials 1 2024 (U20 Mix)
2024/03/09
2024/03/09
Eden District (WEG)
Standard
60
0.83
5
5
2.0
1254.0
1253.3
Analysis
1
OUDUSSA Trials 1 2024 (U20 Boys)
2024/02/03
2024/02/03
Eden District (WEG)
Standard
60
0.83
5
4
3.0
1202.4
1211.6
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
18
Eden Chess Trials 2 2024 (U20)
2024/04/13
2024/04/20
Eden (WEG)
Standard
60
0.83
10
9
3.0
1230.7
1223.4
Analysis
17
Eden School Chess Trials 1 2024 (U20 Mix)
2024/03/09
2024/03/09
Eden District (WEG)
Standard
60
0.83
5
5
2.0
1254.0
1253.3
Analysis
16
OUDUSSA Trials 1 2024 (U20 Boys)
2024/02/03
2024/02/03
Eden District (WEG)
Standard
60
0.83
5
4
3.0
1202.4
1211.6
Analysis
15
Eden Top Schools 2023 (U18 Mix)
2023/08/19
2023/08/19
Eden District (WEG)
Standard
60
0.83
5
5
5.0
1096.8
1098.4
Analysis
14
Eden Trials 2+3 2023 (U20)
2023/04/15
2023/05/13
Eden District (WEG)
Standard
60
0.83
10
5
2.5
1070.9
1067.2
Analysis
13
Eden Trails 1 2023 (U19 Boys)
2023/03/11
2023/03/11
Eden District (WEG)
Standard
60
0.83
5
4
1.0
1102.8
1107.2
Analysis
12
Oudussa Proewe 1 2023 (U19 Boys)
2023/02/11
2023/02/11
Eden District (WEG)
Standard
60
0.83
5
5
3.0
1061.3
1056.0
Analysis
11
Eden Schools Closed Trials 1 2020 (U15 Boys)
2020/03/07
2020/03/07
Eden District (WEG)
Standard
65
0.85
5
5
1.5
1069.5
1067.6
Analysis
10
Oudtshoorn Proewe 1 2020 (O15)
2020/02/15
2020/02/15
Eden District (WEG)
Standard
60
0.83
5
5
3.0
1027.3
1013.6
Analysis
9
Eden Trials 3 2019 (U16 Open)
2019/05/11
2019/05/11
Eden District (WEG)
Standard
60
0.83
5
5
2.0
1022.0
1003.6
Analysis
8
Eden Trials 2 2019 (U16 Open)
2019/04/13
2019/04/13
Eden District (WEG)
Standard
60
0.83
5
5
1.0
1076.8
1070.4
Analysis
7
Eden Trials 1 2019 (U16 Open)
2019/03/02
2019/03/02
Eden District (WEG)
Standard
60
0.83
5
5
2.0
1060.9
1052.8
Analysis
6
Oudtshoorn Trials 3 2019 (U16)
2019/02/16
2019/02/16
Eden District (WEG)
Standard
60
0.83
5
4
2.0
1054.6
1041.2
Analysis
5
Oudtshoorn Trials 2 2019 (U16)
2019/02/09
2019/02/09
Eden District (WEG)
Standard
60
0.83
5
5
3.0
1054.6
1041.2
Analysis
4
Oudtshoorn Trials 1 2019 (U16)
2019/01/19
2019/01/19
Eden District (WEG)
Standard
60
0.83
5
5
4.0
982.9
950.8
Analysis
3
EDENSC Closed 3 2018 (U14 Open)
2018/05/12
2018/05/12
Eden District (WEG)
Standard
60
0.83
5
4
3.0
977.6
938.0
Analysis
2
EDENSC Closed 2 2018 (U14 Open)
2018/04/14
2018/04/14
Eden District (WEG)
Standard
60
0.83
5
5
1.0
1085.8
1062.4
Analysis
1
EDENSC Closed 1 2018 (U14 Boys)
2018/03/10
2018/03/10
Eden District (WEG)
Standard
60
0.83
5
5
1.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
18
7
2
9
8.0
44.4
-47.2
1213.2
1166.0
White
9
3
2
4
4.0
44.4
-47.2
1249.2
1202.0
Black
9
4
0
5
4.0
44.4
-47.2
1177.2
1130.0
Standard
All
18
7
2
9
8.0
44.4
-47.2
1213.2
1166.0
White
9
3
2
4
4.0
44.4
-47.2
1249.2
1202.0
Black
9
4
0
5
4.0
44.4
-47.2
1177.2
1130.0
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
90
41
4
45
43.0
47.8
-18.9
1088.4
1069.5
White
46
18
4
24
20.0
43.5
-55.4
1102.2
1046.8
Black
44
23
0
21
23.0
52.3
19.3
1074.0
1093.3
Standard
All
90
41
4
45
43.0
47.8
-18.9
1088.4
1069.5
White
46
18
4
24
20.0
43.5
-55.4
1102.2
1046.8
Black
44
23
0
21
23.0
52.3
19.3
1074.0
1093.3
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
105078148
Botha, J (Jonathan)
3
1.0
1
0
2
33.3
1118.7
-141.7
977.1
View list
2
1050151099
Goliath, P (Peterianho)
3
0.0
0
0
3
0.0
1122.2
-425.0
697.2
View list
3
1060098449
Joubert, K (Kyle)
3
0.0
0
0
3
0.0
1136.4
-425.0
711.4
View list
4
1050107888
Brown, M (Marquin)
2
2.0
2
0
0
100.0
1068.8
425.0
1493.8
View list
5
1050193177
Langhtrey, B (Brentiano)
2
2.0
2
0
0
100.0
1216.6
425.0
1641.6
View list
6
2050149961
Petersen, C (Chesree)
2
2.0
2
0
0
100.0
1242.3
425.0
1667.3
View list
7
1050107901
Roman, R (Romeo)
2
2.0
2
0
0
100.0
1054.6
425.0
1479.6
View list
8
105078131
Kiewiet, M (Marvin)
2
1.0
1
0
1
50.0
1024.3
0.0
1024.3
View list
9
2050098466
Von Berg, M (Meera)
2
1.0
1
0
1
50.0
1018.8
0.0
1018.8
View list
10
1050148812
Katsen, L (Lyle)
2
0.5
0
1
1
25.0
1086.8
-212.5
874.3
View list
11
1050107885
Draai, K (Kevin)
2
0.0
0
0
2
0.0
1038.3
-425.0
613.3
View list
12
1050107891
Williams, D (Dillon)
2
0.0
0
0
2
0.0
1129.0
-425.0
704.0
View list
13
2050110956
Claassen, L (Linique)
1
1.0
1
0
0
100.0
1060.9
425.0
1485.9
View list
14
2090118615
Buys, D (Denee)
1
1.0
1
0
0
100.0
1096.8
425.0
1521.8
View list
15
104092951
Adams, J (Jedediah)
1
1.0
1
0
0
100.0
1022.0
425.0
1447.0
View list
16
1050193176
Botha, J (Jonathan)
1
1.0
1
0
0
100.0
1202.4
425.0
1627.4
View list
17
2050132028
Booysen, A (Ash Lee)
1
1.0
1
0
0
100.0
1027.3
425.0
1452.3
View list
18
105091180
Barends, X (Xavier)
1
1.0
1
0
0
100.0
1022.0
425.0
1447.0
View list
19
2060098464
Fana, A (Amahle)
1
1.0
1
0
0
100.0
1096.8
425.0
1521.8
View list
20
205078149
Esau, S (Shenique)
1
1.0
1
0
0
100.0
1054.6
425.0
1479.6
View list