Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Osmers, D (Ditrich)
Dob:
2003/01/23 (Adult)
Gender:
Male
Chess SA id:
103029179
FIDE id:
Region:
Eden (WEG)
Citizen:
RSA
Title(s):
Last active:
2022/12/03 (722 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
1374.6
Current Weighted rating
1374.6
Current Weighted performance
972.9
Current official/published rating (highest between Raw, WR and WP)
1374.6
Current highest rating achieved
1374.6
Current floor (min rating allowed)
874.6
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)
±129.3
Current Raw change used (final)
0.0
Projected new Raw rating
1374.6
Projected new Weighed rating
1264.6
Projected new Weighted performance
972.9
Projected new final Raw rating (if new WP > new Raw)
1374.6
Projected new highest rating
1374.6
Projected new floor
874.6
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1374.6
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
1360.5
Current Weighted rating
1360.5
Current Weighted performance
939.7
Current official/published rating (highest between Raw, WR and WP)
1360.5
Current highest rating achieved
1360.5
Current floor (min rating allowed)
860.5
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)
±131.9
Current Raw change used (final)
0.0
Projected new Raw rating
1360.5
Projected new Weighed rating
1251.7
Projected new Weighted performance
939.7
Projected new final Raw rating (if new WP > new Raw)
1360.5
Projected new highest rating
1360.5
Projected new floor
860.5
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1360.5
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
1186.4
Current Weighted rating
1186.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1186.4
Current highest rating achieved
1186.4
Current floor (min rating allowed)
686.4
Current K-factor
40
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)
±169.1
Current Raw change used (final)
0.0
Projected new Raw rating
1186.4
Projected new Weighed rating
1091.5
Projected new Weighted performance
614.2
Projected new final Raw rating (if new WP > new Raw)
1186.4
Projected new highest rating
1186.4
Projected new floor
686.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1186.4
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
1130.0
Current Weighted rating
1130.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1130.0
Current highest rating achieved
1175.6
Current floor (min rating allowed)
675.6
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)
±183.2
Current Raw change used (final)
0.0
Projected new Raw rating
1130.0
Projected new Weighed rating
1039.6
Projected new Weighted performance
826.1
Projected new final Raw rating (if new WP > new Raw)
1130.0
Projected new highest rating
1175.6
Projected new floor
675.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1130.0
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
17
George Open 2022 (B)
2022/12/03
2022/12/03
Eden District (WEG)
Standard
60
0.83
5
5
3.5
1367.4
1354.7
Analysis
16
Pacaltsdorp Chess Club 2022 (A)
2022/08/27
2022/08/27
Eden District (WEG)
Rapid
25
0.54
6
6
3.5
1348.5
1146.4
Analysis
15
Pacaltsdorp Chess Club 2022 (B)
2022/08/27
2022/08/27
Eden District (WEG)
Rapid
25
0.54
6
0
0.0
1348.5
1146.4
Analysis
14
Pacaltsdorp Chess Club 2022 (Blitz)
2022/08/26
2022/08/26
Eden District (WEG)
Blitz
5
0.18
6
6
3.0
1348.5
1130.4
Analysis
13
Interclub Blitz Evening 2022
2022/08/11
2022/08/11
Eden District (WEG)
Blitz
5
0.18
6
6
3.0
1348.5
1130.4
Analysis
12
Knysna Oyster Festival Rapid Chess 2022 (A)
2022/07/02
2022/07/02
Eden District (WEG)
Rapid
30
0.60
5
5
2.5
1343.5
1140.0
Analysis
11
George Open 2022 (B)
2022/06/11
2022/06/11
Eden District (WEG)
Standard
65
0.85
5
5
2.5
1316.8
1333.8
Analysis
10
Interclub Blitz Evening 2022
2022/06/08
2022/06/08
Eden District (WEG)
Blitz
5
0.18
6
6
4.0
1316.8
1175.6
Analysis
9
LCP Qualifying October 2021 (U20)
2021/10/23
2021/10/23
Capricorn (LCP)
Standard
60
0.83
6
5
2.5
1321.3
1345.0
Analysis
8
LCP Qualifying May 2021 (O20)
2021/05/22
2021/05/22
Capricorn (LCP)
Standard
60
0.83
5
5
4.5
1239.1
1246.0
Analysis
7
LCP Qualying March 2020 (U20)
2020/03/07
2020/03/07
Capricorn (LCP)
Standard
60
0.83
5
5
3.0
1212.2
1213.2
Analysis
6
LCP Qualifying February 2020 (O20)
2020/02/08
2020/02/08
Capricorn (LCP)
Standard
60
0.83
5
5
3.5
1165.1
1152.8
Analysis
5
South African Junior Blitz 2018 (U16)
2018/12/19
2018/12/19
4 Knights (4K)
Blitz
5
0.18
7
6
3.5
1173.0
1140.0
Analysis
4
South African Junior Team Championships 2018 (U16A)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
2.0
1173.0
1176.8
Analysis
3
Capricorn Qualifying 18 Augustus 2018 (U16)
2018/08/25
2018/08/25
Capricorn (LCP)
Standard
60
0.83
5
5
3.0
1152.1
1149.2
Analysis
2
Capricorn Qualifying 12 Mei 2018 (U16)
2018/05/12
2018/05/12
Capricorn (LCP)
Standard
60
0.83
5
5
3.0
1172.0
1172.0
Analysis
1
South African Junior Team Championships 2017 (U16C)
2018/01/04
2018/01/08
4 Knights (4K)
Standard
120
1.00
7
7
5.5
1140.0
1140.0
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
89
44
17
28
52.5
59.0
76.4
1275.3
1351.8
White
42
19
10
13
24.0
57.1
60.7
1266.8
1327.5
Black
47
25
7
15
28.5
60.6
90.4
1283.0
1373.4
Standard
All
54
27
12
15
33.0
61.1
94.4
1217.1
1311.6
White
25
12
6
7
15.0
60.0
85.0
1207.9
1292.9
Black
29
15
6
8
18.0
62.1
102.6
1225.1
1327.7
Rapid
All
11
5
2
4
6.0
54.5
38.6
1399.9
1438.6
White
5
2
2
1
3.0
60.0
85.0
1416.5
1501.5
Black
6
3
0
3
3.0
50.0
0.0
1386.1
1386.1
Blitz
All
24
12
3
9
13.5
56.3
53.1
1349.3
1402.4
White
12
5
2
5
6.0
50.0
0.0
1327.0
1327.0
Black
12
7
1
4
7.5
62.5
106.3
1371.5
1477.7
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
188030707
Potts, M (Markwin)
3
3.0
3
0
0
100.0
1327.4
425.0
1752.4
View list
2
103092956
Daniels, J (Jerome)
3
2.0
2
0
1
66.7
1348.5
141.7
1490.2
View list
3
103093237
Monyebodi, P (Promise)
3
0.5
0
1
2
16.7
1215.1
-283.3
931.8
View list
4
205053997
De Villiers, S (Simone)
2
2.0
2
0
0
100.0
1162.0
425.0
1587.0
View list
5
169018769
Luiters, PJ (Pieter)
2
2.0
2
0
0
100.0
1348.5
425.0
1773.5
View list
6
204065654
Molele, M (Moloko)
2
2.0
2
0
0
100.0
1246.7
425.0
1671.7
View list
7
202045453
Seroka, L (Lebogang)
2
2.0
2
0
0
100.0
1225.7
425.0
1650.7
View list
8
107075213
Miggels, A (Alaric)
2
1.5
1
1
0
75.0
1316.8
212.5
1529.3
View list
9
1040307277
Mankga, T (Thabang)
2
1.0
1
0
1
50.0
1280.2
0.0
1280.2
View list
10
101076897
Oktober, J (Jayson)
2
1.0
1
0
1
50.0
1348.5
0.0
1348.5
View list
11
1100096199
Petersen, S (Shenwin)
2
1.0
1
0
1
50.0
1348.5
0.0
1348.5
View list
12
105078131
Kiewiet, M (Marvin)
2
0.5
0
1
1
25.0
1316.8
-212.5
1104.3
View list
13
1050104301
Blaauw, L (Lucin)
2
0.0
0
0
2
0.0
1355.5
-425.0
930.5
View list
14
107086420
Kruger, S (Sachin)
2
0.0
0
0
2
0.0
1348.5
-425.0
923.5
View list
15
1040136867
Fourie, C (Carlo)
1
1.0
1
0
0
100.0
1343.5
425.0
1768.5
View list
16
1030132630
Fogwell, T (Terry)
1
1.0
1
0
0
100.0
1165.1
425.0
1590.1
View list
17
104009024
Erasmus, W (Wiaan)
1
1.0
1
0
0
100.0
1173.0
425.0
1598.0
View list
18
108085285
Harker, C (Cassidy)
1
1.0
1
0
0
100.0
1367.4
425.0
1792.4
View list
19
1040134444
Coetzer, ZM (Zach)
1
1.0
1
0
0
100.0
1239.1
425.0
1664.1
View list
20
105090893
Coetzee, A (Armand)
1
1.0
1
0
0
100.0
1239.1
425.0
1664.1
View list