Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Oberholster, G (Guilliaume Albertus J)
Dob:
2008/03/06 (U18)
Gender:
Male
Chess SA id:
1080142230
FIDE id:
Region:
ZF Mgcawu (NZF)
Citizen:
RSA
Title(s):
Last active:
2024/02/24 (71 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
1383.3
Curent Weighted rating
1355.5
Curent Weighted performance
1285.8
Current official/published rating (highest between Raw, WR and WP)
1383.3
Current floor (min rating allowed)
915.2
Current highest rating achieved
1415.2
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)
±127.7
Current Raw change used (final)
0.0
Projected new Raw rating
1383.3
Projected new Weighed rating
1360.5
Projected new Weighted performance
1285.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1383.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1415.2
Projected new floor
915.2
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
1380.6
Curent Weighted rating
1356.7
Curent Weighted performance
1288.3
Current official/published rating (highest between Raw, WR and WP)
1380.6
Current floor (min rating allowed)
919.4
Current highest rating achieved
1419.4
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)
±128.2
Current Raw change used (final)
0.0
Projected new Raw rating
1380.6
Projected new Weighed rating
1361.2
Projected new Weighted performance
1288.3
Projected new official/published rating (highest between new Raw, new WR and new WP)
1380.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1419.4
Projected new floor
919.4
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
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)
700.0
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
700.0
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)
700.0
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
700.0
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
1
Grey College Team Championship 2024 (B)
2024/02/23
2024/02/24
Mangaung (FMB)
Standard
60
0.83
5
5
3.0
1391.8
1389.6
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
9
Grey College Team Championship 2024 (B)
2024/02/23
2024/02/24
Mangaung (FMB)
Standard
60
0.83
5
5
3.0
1391.8
1389.6
Analysis
8
Paarl Boys High Chess Festival 2023 (Elite Division)
2023/10/13
2023/10/14
Cape Winelands (WCW)
Standard
60
0.83
6
5
1.5
1415.2
1419.4
Analysis
7
2023 Northern Cape Closed Chess Championships (U16 Open)
2023/08/25
2023/08/27
Frances Baard (NCF)
Standard
92
0.94
5
5
4.0
1364.0
1366.3
Analysis
6
ZFM Trials 2023 (U15 Boys)
2023/06/03
2023/06/03
ZF Mgcawu (NZF)
Standard
60
0.83
5
5
4.0
1309.7
1326.0
Analysis
5
Inter Regional Chess Championship 2023 (U16)
2023/05/19
2023/05/20
Mangaung (FMB)
Standard
62
0.84
5
5
4.0
1250.4
1254.7
Analysis
4
Grey College Team Championship 2023 (B)
2023/02/03
2023/02/04
Mangaung (FMB)
Standard
60
0.83
5
5
3.0
1253.4
1260.1
Analysis
3
Diamond Chess Academy Junior Championships 2022 (U15)
2022/08/06
2022/08/06
Frances Baard (NCF)
Standard
62
0.84
5
5
3.5
1232.5
1237.4
Analysis
2
Northern Cape Provincial Schools Trials 2022 (U15 Boys)
2022/06/24
2022/06/24
Frances Baard (NCF)
Standard
62
0.84
5
5
3.0
1229.5
1235.2
Analysis
1
ZFM Schools Trials 2022 (U15 Boys)
2022/05/28
2022/05/28
ZF Mgcawu (NZF)
Standard
60
0.83
5
5
3.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
3
0
2
3.0
60.0
85.0
1257.7
1342.7
White
3
2
0
1
2.0
66.7
141.7
1279.4
1421.1
Black
2
1
0
1
1.0
50.0
0.0
1225.3
1225.3
Standard
All
5
3
0
2
3.0
60.0
85.0
1257.7
1342.7
White
3
2
0
1
2.0
66.7
141.7
1279.4
1421.1
Black
2
1
0
1
1.0
50.0
0.0
1225.3
1225.3
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
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
45
28
3
14
29.5
65.6
132.2
1237.4
1369.6
White
21
14
1
6
14.5
69.0
161.9
1196.6
1358.5
Black
24
14
2
8
15.0
62.5
106.3
1273.0
1379.3
Standard
All
45
28
3
14
29.5
65.6
132.2
1237.4
1369.6
White
21
14
1
6
14.5
69.0
161.9
1196.6
1358.5
Black
24
14
2
8
15.0
62.5
106.3
1273.0
1379.3
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
1080142224
Julius, V (Valentio Ryan)
2
2.0
2
0
0
100.0
1254.8
425.0
1679.8
View list
2
2080137944
Benson, J (Jefflene)
2
2.0
2
0
0
100.0
1241.5
425.0
1666.5
View list
3
208050682
Ahjum, KMK (Kristen)
1
1.0
1
0
0
100.0
1250.4
425.0
1675.4
View list
4
1070141320
Galoitsiwe, T (Tlhalefo)
1
1.0
1
0
0
100.0
1229.5
425.0
1654.5
View list
5
1080157806
Freeman, T (Tristan)
1
1.0
1
0
0
100.0
1309.7
425.0
1734.7
View list
6
2080149071
De Klerk, J (Jana)
1
1.0
1
0
0
100.0
1253.4
425.0
1678.4
View list
7
1080142220
Coetzee, E (Enrique)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
1090161429
Claasen, M (Matthew)
1
1.0
1
0
0
100.0
1364.0
425.0
1789.0
View list
9
1070142024
Chubisi, K (Kaelo)
1
1.0
1
0
0
100.0
1229.5
425.0
1654.5
View list
10
1090154839
Bezuidenhout, D (Dylan)
1
1.0
1
0
0
100.0
1250.4
425.0
1675.4
View list
11
1100191975
Berlin, T (Tristan)
1
1.0
1
0
0
100.0
1391.8
425.0
1816.8
View list
12
1080142033
Lobelo, R (Relesego)
1
1.0
1
0
0
100.0
1229.5
425.0
1654.5
View list
13
108091526
Lau, C (Callum)
1
1.0
1
0
0
100.0
1415.2
425.0
1840.2
View list
14
1080152804
Kritzinger, H (Henro)
1
1.0
1
0
0
100.0
1364.0
425.0
1789.0
View list
15
1070146176
Hawley, J (Juanro)
1
1.0
1
0
0
100.0
1253.4
425.0
1678.4
View list
16
1090191986
Grobler, E (Eric)
1
1.0
1
0
0
100.0
1391.8
425.0
1816.8
View list
17
1080142223
Green, J (Jordan)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
18
1090156109
Mahlangu, S (Sinenhlanhla)
1
1.0
1
0
0
100.0
1364.0
425.0
1789.0
View list
19
108084931
May, AD (Alrique Dominic)
1
1.0
1
0
0
100.0
1364.0
425.0
1789.0
View list
20
1070149101
Mopedi, K (Karabo)
1
1.0
1
0
0
100.0
1391.8
425.0
1816.8
View list