PLAYER PAGE

John Robert Oosthuizen

104029045
Tshwane (GTP)
Personal
Main rating
Rating 1183
K-factor 40
Floor 684.9
Highest 1200 (2024-11-01)
Min/Max +/- allowed 166
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 458
Final +/- 0
New Rating
()
Rating 1183
K-factor 40
Floor 684.9
Highest 1200 (2024-11-01)
Min/Max +/- allowed 165.8
Standard rating
Rating 1179.8
K-factor 40
Floor 679.8
Highest 1200 (2024-11-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 451.1
Final +/- 0
New Rating
()
Rating 1179.8
K-factor 40
Floor 679.8
Highest 1200 (2024-11-01)
Min/Max +/- allowed 165.8
Rapid rating
Rating 755.6
K-factor 40
Floor 500
Highest 1200 (2019-12-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 755.6
K-factor 40
Floor 500
Highest 1200 (2019-12-01)
Min/Max +/- allowed 165.8
Blitz rating
Rating 742
K-factor 40
Floor 500
Highest 1200 (2024-03-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 742
K-factor 40
Floor 500
Highest 1200 (2024-03-01)
Min/Max +/- allowed 165.8
Rating Graph
Tournaments
No tournaments found.
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Hoerskool Eldoraigne Rapid 2020 Rapid 2020-03-06 2020-03-06 Chess Excellence (CEX) 5 1184.9 4 1 1171 0 Details
2 2020 Registration Tournament (C) Standard 2020-01-25 2020-01-25 Tshwane (GTP) 5 1074.8 5 3 1388.3 0 Details
3 2019 South African Junior Team Championships (U16C) Classical 2020-01-04 2020-01-08 4 Knights (4K) 7 1074.8 7 4 1184.7 0 Details
4 2019 Etienne Lewis Trials (U16 Boys) Classical 2019-08-30 2019-09-01 Tshwane (GTP) 7 1116.4 6 0 970.6 0 Details
5 2019 Mid-Gauteng Open (C) Standard 2019-08-17 2019-08-17 Tshwane (GTP) 5 1073 5 3 1300.5 0 Details
6 2019 Jacaranda Round Robin (I) Standard 2019-08-03 2019-08-03 Tshwane (GTP) 5 1073 4 1 1001.3 0 Details
7 2019 D4 Tshwane South Schools League Team Finals (U15) Standard 2019-07-27 2019-07-27 Tshwane (GTP) 5 1086.3 5 1 1052.5 0 Details
8 2019 Chris Greyling (C) Standard 2019-04-27 2019-04-27 Tshwane (GTP) 5 996.3 4 1.5 1030.7 0 Details
9 2019 Capablanca Chess Festival (C) Standard 2019-04-19 2019-04-21 Tshwane (GTP) 7 996.3 7 4 1279.2 0 Details
10 2019 Tshwane Chess Registration Tournament (C) Standard 2019-01-26 2019-01-26 Tshwane (GTP) 5 951.5 5 2.5 1175.5 0 Details
11 South African Junior Team Championships 2018 (U16B) Classical 2018-12-16 2018-12-20 4 Knights (4K) 7 979.9 7 2 899 0 Details
12 2018 Etienne Lewis Trials (U16 Boys) Classical 2018-08-31 2018-09-02 Tshwane (GTP) 7 1001.5 6 1.5 928.3 0 Details
13 2018 Alekhine Open (C) Standard 2018-08-09 2018-08-11 Tshwane (GTP) 6 1007.1 6 2.5 983.9 0 Details
14 2018 Swartkop Open (C) Standard 2018-06-23 2018-06-23 Tshwane (GTP) 5 903.4 5 2 884.4 0 Details
15 2018 Gauteng Secondary Schools Individual Chess Championships (U15 Boys) Standard 2018-05-26 2018-05-26 Tshwane (GTP) 5 866.2 5 2 1065.6 0 Details
16 2018 D4 Tshwane North Individual Chess Championships (U15 Boys) Standard 2018-03-10 2018-03-10 Tshwane (GTP) 5 768.3 5 3 1351 0 Details
17 2018 Blou Bul Open (D) Standard 2018-02-17 2018-02-17 Tshwane (GTP) 5 703.6 5 4 1047.4 0 Details
18 South African Junior Team Championships 2017 (U14D) Classical 2018-01-04 2018-01-08 4 Knights (4K) 7 742 7 3 629.7 0 Details
19 2017 Tshwane Chess Scheveningen (Section 15) Standard 2017-12-02 2017-12-02 Tshwane (GTP) 5 746 5 1 500 0 Details
20 2017 Tshwane Chess Etienne Lewis (U14 Boys) Classical 2017-09-01 2017-09-03 Tshwane (GTP) 7 635 7 4 1021 0 Details
21 2017 Alekhine (D) Standard 2017-08-04 2017-08-05 Tshwane (GTP) 5 611 5 3 697 0 Details
22 2017 Swartkop Open (D) Standard 2017-07-01 2017-07-01 Tshwane (GTP) 5 620 5 2.5 585 0 Details
23 2017 Mid Gauteng Open (E) Standard 2017-06-03 2017-06-03 Tshwane (GTP) 5 606 5 3 656 0 Details
24 South African Junior Team Championships 2016 (U14 D) Classical 2016-12-16 2016-12-19 Tshwane (GTP) 7 629 7 1.5 517 0 Details
25 2016 Gauteng Inter Region (Sed 14B Vs Gtp Check Mat) Standard 2016-12-03 2016-12-03 Tshwane (GTP) 5 629 5 2 650 0 Details
26 2016 Tshwane Chess Etienne Lewis Trials (U14 Boys) Classical 2016-09-01 2016-09-04 Tshwane (GTP) 7 725 7 1 448 0 Details
27 2016 Alekhine (C) Standard 2016-08-12 2016-08-14 Tshwane (GTP) 5 773 4 1 607 0 Details
28 Menlo Open 2016 (B) Standard 2016-07-23 2016-07-23 Tshwane (GTP) 5 773 5 1 668 0 Details
29 2016 Capablanca (Swiss C) Standard 2016-04-30 2016-04-30 Tshwane (GTP) 5 752 5 4 971 0 Details
30 Wynie Robbertse 2016 (C) Standard 2016-05-14 2016-05-14 Tshwane (GTP) 5 752 5 3 567 0 Details
31 2016 Gauteng D4 Individuals (U13 Boys) Standard 2016-04-16 2016-04-16 Tshwane (GTP) 5 760 5 3 866 0 Details
32 Carel De Wet Ope 2016 (C) Standard 2016-03-05 2016-03-05 Sedibeng (GSV) 5 771 5 4 670 0 Details
33 Constantiapark Open 2016 (C) Standard 2016-02-13 2016-02-13 Tshwane (GTP) 5 716 5 3 928 0 Details
34 South African Junior Team Championships 2015 (12B) Classical 2016-01-04 2016-01-07 Western Province (WP) 7 733 7 2 694 0 Details
35 Lardies Open 2015 (C) Standard 2015-11-07 2015-11-07 Tshwane (GTP) 5 697 5 3 872 0 Details
36 Spca Vanderbijlpark And Driehoek Hs Chess Open (C) Standard 2015-09-19 2015-09-19 Sedibeng (GSV) 5 737 5 2 480 0 Details
37 Tshwane Chess - Etienne Lewis (U12) Standard 2015-09-23 2015-09-26 Tshwane (GTP) 7 737 7 3 764 0 Details
38 D4 Team Trials (U13) Standard 2015-08-14 2015-08-15 Tshwane (GTP) 7 732 7 4 803 0 Details
39 Albetros On Vaal Skaak 2015 (C) Standard 2015-05-30 2015-05-30 Sedibeng (GSV) 5 649 5 3 617 0 Details
40 Drie Riviere Ope 2015 (E) Standard 2015-05-09 2015-05-09 Sedibeng (GSV) 5 649 5 4.5 1083 0 Details
41 Chris Greyling Open 2015 (C) Standard 2015-03-28 2015-03-28 Tshwane (GTP) 5 765 5 2 100 0 Details
42 Waterkloof Open (D Section) Standard 2015-02-07 2015-02-07 Tshwane (GTP) 5 765 5 3 632 0 Details
43 Hennops Open 2015 Section C - Rating <1300 & Born Standard 2015-02-28 2015-02-28 Tshwane (GTP) 5 765 4 1 483 0 Details
44 Piet Robbertse 2015 - C Section Standard 2015-01-31 2015-01-31 Tshwane (GTP) 5 808 5 2 599 0 Details
45 South African Junior Team Championship 2015 (U12 C-Section) Classical 2015-01-04 2015-01-07 Northern Cape (NC) 7 744 7 4 920 0 Details
46 Magalies Open 2014 - Sec D Rating <1100 Born On Standard 2014-09-13 2014-09-13 Tshwane (GTP) 5 720 5 4 802 0 Details
47 Etienne Lewis Under 12 Section G Born In ’04 03 Standard 2014-08-07 2014-08-10 Tshwane (GTP) 9 715 8 2 739 0 Details
48 Section C Standard 2014-07-21 2014-07-21 Tshwane (GTP) 5 662 5 3 926 0 Details
49 Swartkops Open 2014 Section C Grade 4 - 5 Standard 2014-06-28 2014-06-28 Tshwane (GTP) 5 699 4 1 655 0 Details
50 Mid-Gauteng Open 2014 - Sec C Ranting <=1300 Bor Standard 2014-06-17 2014-06-17 Tshwane (GTP) 5 699 3 0 454 0 Details
Game statistics ( )
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics ()
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics (History)
Games 98
Wins 38
Draws 6
Losses 54
White 48
Black 50
White wins 21
Black wins 17
Score 41
Percent 41.8
Dp -69.4
AOR 1134.5
Performance 1065.1
Rankings (Main)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Rankings (Standard)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Rankings (Rapid)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Rankings (Blitz)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance (12 months)
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance (History)
Games 98
Score 41
Percent 41.8
Aor 1134.5
Dp -69.4
Prat 1065.1
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Mapheto, O (Onthatile) 3 2 1 2018 D4 Tshwane North Individual Chess Championships (U15 Boys) 2019 Etienne Lewis Trials (U16 Boys) Details
Overall 2 Slabbert, ZN (Zander Nicolaas) 2 1 1 2019 Capablanca Chess Festival (C) 2019 Jacaranda Round Robin (I) Details
Overall 3 Reyneke, PJ (Pieter Jakobus) 2 1 1 2018 D4 Tshwane North Individual Chess Championships (U15 Boys) Hoerskool Eldoraigne Rapid 2020 Details
Overall 4 Van Rooy, HF (Herculaas Frederik) 2 1 1 2018 Etienne Lewis Trials (U16 Boys) 2019 D4 Tshwane South Schools League Team Finals (U15) Details
Overall 5 Anderson, AP (Aidan Pierre) 2 2 0 2018 Blou Bul Open (D) 2019 Capablanca Chess Festival (C) Details
Standard 1 Mapheto, O (Onthatile) 3 2 1 2018 D4 Tshwane North Individual Chess Championships (U15 Boys) 2019 Etienne Lewis Trials (U16 Boys) Details
Standard 2 Le Roux, C (Claire) 2 0 2 2018 Blou Bul Open (D) 2018 Swartkop Open (C) Details
Standard 3 Van Rooy, HF (Herculaas Frederik) 2 1 1 2018 Etienne Lewis Trials (U16 Boys) 2019 D4 Tshwane South Schools League Team Finals (U15) Details
Standard 4 Anderson, AP (Aidan Pierre) 2 2 0 2018 Blou Bul Open (D) 2019 Capablanca Chess Festival (C) Details
Standard 5 Slabbert, ZN (Zander Nicolaas) 2 1 1 2019 Capablanca Chess Festival (C) 2019 Jacaranda Round Robin (I) Details