PLAYER PAGE

Personal

Vorster, SPM (Stephanus)

Chess SA id

169042155

FIDE id

Vorster

Date of birth

1969-10-16 (Adult)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

No

Last active game

2025-09-13

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item Main Standard Rapid Blitz
Rating 1765.4 1765.2 1776.6 1789
Raw rating 1765.4 1765.2 1776.6 1789
Weighted rating 1755.7 1755.2 1774.4 1789
Weighted performance 1726.8 1725.4 0 0
Floor 1320.4 1321.2 1293.3 1289
K-factor 24 24 28 28
Min/Max rating change allowed 74.1 74.1 72.9 71.6
Highest rating 1839.8
2022-08-01
1840.8
2022-08-01
1793.3
2024-02-01
1789
2024-02-01
Highest raw rating 1820.4
2023-07-01
1821.2
2022-09-01
1793.3
2024-02-01
1789
2024-02-01
Highest weighted rating 1820.4
2023-08-01
1821.2
2023-08-01
1793.3
2024-06-01
1789
2025-08-01
Highest weighted performance 1839.8
2022-08-01
1840.8
2022-08-01
1587
2018-08-01
1200
2024-02-01

Prediction
Item Main Standard Rapid Blitz
Rating change 0 0 0 0
New rating 1765.4 1765.2 1776.6 1789
Analysis
Rating 1765.4 1765.2 1776.6 1789
Raw rating 1765.4 1765.2 1776.6 1789
Weighted rating 1755.7 1755.2 1774.4
Weighted performance 1726.8 1725.4 0
K-factor 24 24 28 28
Floor 1320.4 1321.2 1293.3 1289
Max/Min rating change allowed 74.1 74.1 72.9 71.6
Games 0 0 0 0
Score 0 0 0 0
Expected score 0 0 0 0
Score-Expected 0 0 0 0
Temp raw +/- 0 0 0 0
Final raw +/- 0 0 0 0
New raw rating 1765.4 1765.2 1776.6 1789
New weighted rating 1757 1757.1 1774.3 1789
New weighted performance 1726.2 1724.8 0 0
Temp new rating 1765.4 1765.2 1776.6 1789
Temp new rating +/- 0 0 0 0
Final new rating +/- 0 0 0 0
New rating 1765.4 1765.2 1776.6 1789
New K-factor 24 24 28 28
New floor 1320.4 1321.2 1293.3 1289

Item Main Standard Rapid Blitz
0 0 0 0
57 57 0 0
73 68 5 0
20 19 1 0
34 34 0 0
26 26 0 0
History 389 318 71 0

Games since
Main
130
Standard
125
Rapid
5
Blitz
0
Gender Male
Age group Adult
Region Bojanala Platina (NBR)
Province Northwest (NW)
Main
RSA Province Region
Overall 195 19 19
Male 186 18 18
Adult 121 10 10
Adult Male 117 10 10
Standard
RSA Province Region
Overall 195 19 19
Male 185 18 18
Adult 119 11 11
Adult Male 115 11 11
Rapid
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
Adult -1 -1 -1
Adult Male -1 -1 -1
Blitz
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
Adult -1 -1 -1
Adult Male -1 -1 -1

Games Score % Dp AvgOpp Performance
Main 0 0 0 0 0 0
Standard 0 0 0 0 0 0
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0
Games Score % Dp AvgOpp Performance
Main 57 34.5 60.53 89.5 1675.4 1764.9
Standard 57 34.5 60.53 89.5 1675.4 1764.9
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0
History
Games Score % Dp AvgOpp Performance
Main 295 170.5 57.8 66.3 1639.5 1705.8
Standard 269 149.5 55.58 47.4 1662.6 1710
Rapid 26 21 80.77 261.5 1400.6 1662.2
Blitz 0 0 0 0 0 0

Date Main Standard Rapid Blitz
2025-09-30 1765.4 1765.2 1776.6 1789
2025-09-01 1751.4 1749.6 1776.6 1789
2025-08-01 1753.1 1751.6 1776.6 1789
2025-07-01 1797.2 1797.8 1776.6 1789
2025-06-01 1782.8 1788.5 1776.6 1789
2025-05-01 1781.6 1791.2 1776.6 1789
2025-04-01 1781.6 1791.2 1776.6 1789
2025-03-01 1781.5 1791.1 1776.6 1789
2025-02-01 1750 1758.7 1776 1789
2025-01-01 1750 1758.7 1761.7 1789
2024-12-01 1736.9 1742.6 1761.7 1789
2024-11-01 1746.5 1753.9 1761.7 1789
2024-10-01 1742.3 1745.3 1761.7 1789
2024-09-01 1770.8 1779.1 1761.7 1789
2024-08-01 1728.2 1732 1761.7 1789
2024-07-01 1685.8 1655.5 1761.7 1789
2024-06-01 1687.2 1655.5 1793.3 1789
2024-08-01 1691.4 1659.1 1793.3 1789
2024-04-01 1691.4 1659.1 1793.3 1789
2024-03-01 1709.7 1679.5 1793.3 1789
2024-02-01 1779.6 1752.2 1793.3 1789
2024-01-01 1779.6 1752.2 1793.3 1789
2023-12-01 1758.2 1752.2 1793.3 1787.8
2023-11-01 1758.2 1752.2 1793.3 1787.8

Comming soon.

Tournaments

No tournaments found.
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 Tshwane Chess Club Clash 2025 (Open) 2025-09-13 2025-09-13 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
2 2025 Alekhine Open (A) 2025-09-06 2025-09-07 Standard Tshwane (GTP) 5 5 3 Yes Analysis
3 Chess Power House Aug Open 2025 (A) 2025-08-16 2025-08-16 Standard Ekurhuleni (GE) 5 5 3 Yes Analysis
4 2025 Wynie Robbertse Chess Tournament (A) 2025-07-19 2025-07-19 Standard Tshwane (GTP) 5 5 2 Yes Analysis
5 South African Open 2025 (B) 2025-06-28 2025-07-05 Standard Johannesburg Metro (GJM) 11 10 6 Yes Analysis
6 2025 Elise Steenkamp Open Chess Tournament (King) 2025-06-14 2025-06-16 Standard Tshwane (GTP) 7 7 4 Yes Analysis
7 Moja Chess Extravaganza 2025 (B) 2025-04-26 2025-05-01 Standard Johannesburg Metro (GJM) 9 9 5.5 Yes Analysis
8 JMC Crawford Sandton 2025 (A) 2025-05-10 2025-05-10 Standard Johannesburg Metro (GJM) 5 5 2.5 Yes Analysis
9 Bojanala Circuit Championships 1 of 4 2025 2025-03-01 2025-03-01 Standard Bojanala Platina (NBR) 5 1 1 Yes Analysis
10 Bojanala Closed Chess Championships 2025 (Open) 2025-01-31 2025-02-02 Standard Bojanala Platina (NBR) 5 5 4 Yes Analysis
Last 500 tournaments since 01 January 2018
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 Tshwane Chess Club Clash 2025 (Open) 2025-09-13 2025-09-13 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
2 2025 Alekhine Open (A) 2025-09-06 2025-09-07 Standard Tshwane (GTP) 5 5 3 Yes Analysis
3 Chess Power House Aug Open 2025 (A) 2025-08-16 2025-08-16 Standard Ekurhuleni (GE) 5 5 3 Yes Analysis
4 2025 Wynie Robbertse Chess Tournament (A) 2025-07-19 2025-07-19 Standard Tshwane (GTP) 5 5 2 Yes Analysis
5 South African Open 2025 (B) 2025-06-28 2025-07-05 Standard Johannesburg Metro (GJM) 11 10 6 Yes Analysis
6 2025 Elise Steenkamp Open Chess Tournament (King) 2025-06-14 2025-06-16 Standard Tshwane (GTP) 7 7 4 Yes Analysis
7 Moja Chess Extravaganza 2025 (B) 2025-04-26 2025-05-01 Standard Johannesburg Metro (GJM) 9 9 5.5 Yes Analysis
8 JMC Crawford Sandton 2025 (A) 2025-05-10 2025-05-10 Standard Johannesburg Metro (GJM) 5 5 2.5 Yes Analysis
9 Bojanala Circuit Championships 1 of 4 2025 2025-03-01 2025-03-01 Standard Bojanala Platina (NBR) 5 1 1 Yes Analysis
10 Bojanala Closed Chess Championships 2025 (Open) 2025-01-31 2025-02-02 Standard Bojanala Platina (NBR) 5 5 4 Yes Analysis
11 Bojanala's Merry Chess-Mas 2024 (Queens) 2024-12-07 2024-12-07 Standard Bojanala Platina (NBR) 5 5 3 Yes Analysis
12 Queens Gambit Chess Open 2024 (A) 2024-11-23 2024-11-23 Standard Sedibeng (GSV) 5 5 3.5 Yes Analysis
13 CPH Boksburg Open 2024 (Prestige 1) 2024-10-25 2024-10-26 Standard Ekurhuleni (GE) 5 4 0.5 Yes Analysis
14 Bojanala's Circuit Championships 4 of 4 204 (Open) 2024-10-12 2024-10-12 Standard Bojanala Platina (NBR) 5 5 3.5 Yes Analysis
15 2024 Gauteng North Open Chess Tournament (A) 2024-10-05 2024-10-06 Standard Tshwane (GTP) 5 5 3 Yes Analysis
16 Bojanala Circuit Championships 3 of 4 2024 (U20+Open) 2024-09-14 2024-09-14 Standard Bojanala Platina (NBR) 5 5 3 Yes Analysis
17 2024 Curro Hazeldean High Open Chess Tournament (A) 2024-09-07 2024-09-07 Standard Tshwane (GTP) 5 5 3 Yes Analysis
18 Bojanala's FIDE In The Sparkling Waters 2024 (Prestige) 2024-08-16 2024-08-18 Standard Bojanala Platina (NBR) 6 6 3 Yes Analysis
19 Eureka Open 27 July 2024 (A) 2024-07-27 2024-07-27 Standard Sedibeng (GSV) 5 4 1.5 Yes Analysis
20 Incognito Invitational 2024 (A) 2024-07-21 2024-07-21 Standard Bojanala Platina (NBR) 5 5 4 Yes Analysis
21 Chess Power House July Open 2024 (A) 2024-07-20 2024-07-20 Standard Johannesburg Metro (GJM) 5 5 2.5 Yes Analysis
22 Boksburg Rapid 2024 (A) 2024-05-14 2024-06-11 Rapid Ekurhuleni (GE) 5 5 3 Yes Analysis
23 Spartan Bishops Chess Championships 2024 (Seniors) 2024-05-04 2024-05-05 Standard Bojanala Platina (NBR) 5 5 4.5 Yes Analysis
24 NG Kerk Vanderbijlpark Suid 2024 (A+B) 2024-02-24 2024-02-24 Standard Sedibeng (GSV) 5 5 3 Yes Analysis
25 2024 Piet Robbertse Open Chess Tournament (A) 2024-02-03 2024-02-04 Standard Tshwane (GTP) 5 4 0 Yes Analysis
26 2023 Moja Chess Extravaganza (Prestige) 2023-09-30 2023-10-04 Standard Frances Baard (NCF) 9 9 4.5 Yes Analysis
27 Chess Power House 2023 (A) 2023-08-19 2023-08-20 Standard Johannesburg Metro (GJM) 5 5 2 Yes Analysis
28 Eureka Open 2023 (A) 2023-07-29 2023-07-29 Standard Sedibeng (GSV) 5 5 2.5 Yes Analysis
29 Boksburg Chess Club Rapid 2023 2023-06-20 2023-06-20 Rapid Ekurhuleni (GE) 5 1 1 Yes Analysis
30 2022 Alekhine Open (A) 2022-08-13 2022-08-14 Standard Tshwane (GTP) 5 5 2 Yes Analysis
31 JMC Womens Day 2022 (FIDE Open) 2022-08-06 2022-08-09 Standard Johannesburg Metro (GJM) 6 6 4 Yes Analysis
32 Chess Power House 2nd RR 2022 (A) 2022-08-20 2022-08-21 Standard Johannesburg Metro (GJM) 5 5 2.5 Yes Analysis
33 Chessheroes Youth Day 2022 (A1) 2022-06-16 2022-06-18 Standard Johannesburg Metro (GJM) 5 4 2.5 Yes Analysis
34 Moja Open 2022 (Prestige) 2022-03-19 2022-03-22 Standard Frances Baard (NCF) 7 7 3.5 Yes Analysis
35 Ekurhuleni Chess Open 2022 (A) 2022-01-07 2022-01-09 Standard Ekurhuleni (GE) 7 7 4 Yes Analysis
36 NC Open 2021 (A) 2021-10-22 2021-10-24 Standard Frances Baard (NCF) 5 5 4 Yes Analysis
37 Pinnacle College Waterfall Open (Premier) 2021-10-02 2021-10-03 Standard Johannesburg Metro (GJM) 6 6 2.5 Yes Analysis
38 2021 Gauteng North Open Tournament (A) 2021-08-28 2021-08-29 Standard Tshwane (GTP) 5 5 2 Yes Analysis
39 2021 Alekhine Open (A) 2021-08-14 2021-08-15 Standard Tshwane (GTP) 5 5 2.5 Yes Analysis
40 Ekurhuleni Chess Chessa Open 2021 (Elite) 2021-03-27 2021-03-28 Standard Ekurhuleni (GE) 5 5 3 Yes Analysis
41 Ekurhuleni Chess Kempton Park Open 2020 (A) 2020-11-21 2020-11-21 Standard Ekurhuleni (GE) 5 5 2 Yes Analysis
42 Chess Power House End of Year Rapid 2019 (A) 2019-12-16 2019-12-16 Rapid Johannesburg Metro (GJM) 7 7 5.5 Yes Analysis
43 2019 Jacaranda Round Robin (A) 2019-08-03 2019-08-03 Standard Tshwane (GTP) 5 5 3 Yes Analysis
44 2019 Alekhine Open (A) 2019-08-09 2019-08-10 Standard Tshwane (GTP) 5 5 2.5 Yes Analysis
45 Eureka Chess Open 2019 (A) 2019-07-27 2019-07-27 Standard Sedibeng (GSV) 5 5 3 Yes Analysis
46 JNW Club - Helpmekaar Kollege Open 2019 (A) 2019-07-06 2019-07-06 Standard Johannesburg Metro (GJM) 5 5 2.5 Yes Analysis
47 Springs Chess Club Open 2019 (A) 2019-02-09 2019-02-09 Standard Ekurhuleni (GE) 5 3 1 Yes Analysis
48 Springs Chess Club Rapid 2018 2018-09-22 2018-09-22 Rapid Ekurhuleni (GE) 6 6 5 Yes Analysis
49 Ekurhuleni Grand Prix Open 2018 (A) 2018-09-14 2018-09-15 Standard Ekurhuleni (GE) 6 6 2.5 Yes Analysis
50 Ekurhuleni Open 2018 (A) 2018-08-18 2018-08-18 Standard Ekurhuleni (GE) 5 5 4 Yes Analysis
51 Ekurhuleni North Womens Day Tournament (Male) 2018-08-09 2018-08-09 Rapid Ekurhuleni (GE) 7 7 6.5 Yes Analysis
52 Witfield Open 2018 (A) 2018-07-21 2018-07-21 Standard Ekurhuleni (GE) 5 5 3 Yes Analysis
53 Primrose Chess Club Open 2018 (A) 2018-06-02 2018-06-02 Standard Ekurhuleni (GE) 5 5 2.5 Yes Analysis
54 Dalpark Open 2018 (A) 2018-05-04 2018-05-05 Standard Ekurhuleni (GE) 6 6 4 Yes Analysis
55 Human Rights Day Open 2018 (A) 2018-03-21 2018-03-21 Standard Ekurhuleni (GE) 5 5 2.5 Yes Analysis
56 2018 Volkskool Open (A) 2018-02-17 2018-02-17 Standard Sedibeng (GSV) 5 5 3 Yes Analysis

Top 3 Streaks

# Games Start End
1 11 Tournament
Witfield Open 2018
Tournament
Ekurhuleni Open 2018
date
2018-07-21
rnd
3
type
Standard
result
1
date
2018-08-18
rnd
1
type
Standard
result
1
Opponent
Le Roux, EP (Emile Paul)
Opponent
Maharaj, A (Ajeet)
2 9 Tournament
Chess Power House 2nd RR 2022
Tournament
Eureka Open 2023
date
2022-08-20
rnd
2
type
Standard
result
1
date
2023-07-29
rnd
4
type
Standard
result
0.5
Opponent
Horne, AH (Andrew)
Opponent
Mavuso, GT (Godfrey)
3 9 Tournament
Human Rights Day Open 2018
Tournament
Primrose Chess Club Open 2018
date
2018-03-21
rnd
4
type
Standard
result
0.5
date
2018-06-02
rnd
1
type
Standard
result
1
Opponent
Vorster, T (Tyrone)
Opponent
Strydom, W (Wayne)
# Games Start End
1 9 Tournament
NG Kerk Vanderbijlpark Suid 2024
Tournament
Chess Power House July Open 2024
date
2024-02-24
rnd
5
type
Standard
result
1
date
2024-07-20
rnd
3
type
Standard
result
1
Opponent
Olivier, J (Jan-Hendrik)
Opponent
Mokwena, K (Kole)
2 9 Tournament
Human Rights Day Open 2018
Tournament
Primrose Chess Club Open 2018
date
2018-03-21
rnd
4
type
Standard
result
0.5
date
2018-06-02
rnd
1
type
Standard
result
1
Opponent
Vorster, T (Tyrone)
Opponent
Strydom, W (Wayne)
3 8 Tournament
Chess Power House 2nd RR 2022
Tournament
Eureka Open 2023
date
2022-08-20
rnd
2
type
Standard
result
1
date
2023-07-29
rnd
4
type
Standard
result
0.5
Opponent
Horne, AH (Andrew)
Opponent
Mavuso, GT (Godfrey)
# Games Start End
1 9 Tournament
Ekurhuleni North Womens Day Tournament
Tournament
Springs Chess Club Rapid 2018
date
2018-08-09
rnd
1
type
Rapid
result
1
date
2018-09-22
rnd
2
type
Rapid
result
1
Opponent
Van Zyl, S (Sharick)
Opponent
Price, DR (Daelen)
2 7 Tournament
Springs Chess Club Rapid 2018
Tournament
Chess Power House End of Year Rapid 2019
date
2018-09-22
rnd
4
type
Rapid
result
1
date
2019-12-16
rnd
4
type
Rapid
result
1
Opponent
Luies, C (Chane)
Opponent
Mazibuko, K (Khanya)
3 4 Tournament
Chess Power House End of Year Rapid 2019
Tournament
Boksburg Rapid 2024
date
2019-12-16
rnd
6
type
Rapid
result
1
date
2024-05-14
rnd
1
type
Rapid
result
0.5
Opponent
Mbedza, R (Richard)
Opponent
Hondo, Z (Zibusiso)
No games found.
# Games Start End
# Games Start End
1 4 Tournament
Bojanala Closed Chess Championships 2025
Tournament
Moja Chess Extravaganza 2025
date
2025-02-01
rnd
4
type
Standard
result
1
date
2025-04-26
rnd
1
type
Standard
result
1
Opponent
Tsitsi, K (Karabo)
Opponent
Makhoane, T (Tukiso)
2 4 Tournament
2019 Jacaranda Round Robin
Tournament
2019 Alekhine Open
date
2019-08-03
rnd
3
type
Standard
result
1
date
2019-08-09
rnd
1
type
Standard
result
1
Opponent
Vundla, N (Mthandazo)
Opponent
Richter, J-M (Jan-Michael)
3 4 Tournament
Springs Chess Club Rapid 2018
Tournament
Springs Chess Club Open 2019
date
2018-09-22
rnd
4
type
Rapid
result
1
date
2019-02-09
rnd
1
type
Standard
result
1
Opponent
Luies, C (Chane)
Opponent
Schroeder, D (Daniel)
# Games Start End
1 4 Tournament
Bojanala Closed Chess Championships 2025
Tournament
Moja Chess Extravaganza 2025
date
2025-02-01
rnd
4
type
Standard
result
1
date
2025-04-26
rnd
1
type
Standard
result
1
Opponent
Tsitsi, K (Karabo)
Opponent
Makhoane, T (Tukiso)
2 4 Tournament
2019 Jacaranda Round Robin
Tournament
2019 Alekhine Open
date
2019-08-03
rnd
3
type
Standard
result
1
date
2019-08-09
rnd
1
type
Standard
result
1
Opponent
Vundla, N (Mthandazo)
Opponent
Richter, J-M (Jan-Michael)
3 3 Tournament
Chess Power House Aug Open 2025
Tournament
2025 Alekhine Open
date
2025-08-16
rnd
4
type
Standard
result
1
date
2025-09-06
rnd
1
type
Standard
result
1
Opponent
Dube, A (Asher)
Opponent
Lodi, K (Khotso)
# Games Start End
1 4 Tournament
Springs Chess Club Rapid 2018
Tournament
Chess Power House End of Year Rapid 2019
date
2018-09-22
rnd
4
type
Rapid
result
1
date
2019-12-16
rnd
1
type
Rapid
result
1
Opponent
Luies, C (Chane)
Opponent
Seduma, K (Kgaugelo)
2 4 Tournament
Ekurhuleni North Womens Day Tournament
Tournament
Springs Chess Club Rapid 2018
date
2018-08-09
rnd
6
type
Rapid
result
1
date
2018-09-22
rnd
2
type
Rapid
result
1
Opponent
Chirenga, L (Luxmore)
Opponent
Price, DR (Daelen)
3 4 Tournament
Ekurhuleni North Womens Day Tournament
Tournament
Ekurhuleni North Womens Day Tournament
date
2018-08-09
rnd
1
type
Rapid
result
1
date
2018-08-09
rnd
4
type
Rapid
result
1
Opponent
Van Zyl, S (Sharick)
Opponent
Dinham, J (James)
No games found.
# Games Start End

Top 10 opponents most often played

# Opponent Main Standard Rapid Blitz
Gms Score Dp Gms Score Dp Gms Score Dp Gms Score Dp
Aor Prat Aor Prat Aor Prat Aor Prat
1 Price ,DR (Daelen Rowan) 6 3.5 70.8 5 2.5 0 1 1 425 0 0 0
1604 1674.8 1694.7 1604 1200 2029 0 0
2 Mthunzi ,B (Brighton) 5 1.5 -170 5 1.5 -170 0 0 0 0 0 0
2042.7 1872.7 2060.8 1872.7 0 0 0 0
3 Vorster ,T (Tyrone) 5 2.5 0 4 2 0 1 0.5 0 0 0 0
1402.4 1402.4 1406.1 1402.4 1070.6 1402.4 0 0
4 Dinham ,J (James) 5 3 85 4 2 0 1 1 425 0 0 0
1764 1849 1804.3 1764 1458.2 2189 0 0
5 Mpya ,TM (Tshediso Matome) 5 1.5 -170 4 1.5 -106.2 1 0 -425 0 0 0
1931.3 1761.3 1979.2 1825.1 1950 1506.3 0 0
6 Teeke ,K (Karabo) 4 1 -212.5 4 1 -212.5 0 0 0 0 0 0
1822.7 1610.2 1820.4 1610.2 0 0 0 0
7 Hercules ,BV (Benjamin Vincent) 4 0 -425 4 0 -425 0 0 0 0 0 0
2121.9 1696.9 2125.2 1696.9 0 0 0 0
8 Mungal ,E (Ethan) 4 3.5 318.8 4 3.5 318.8 0 0 0 0 0 0
1584.9 1903.7 1589.6 1903.7 0 0 0 0
9 Chueu ,C (Calvin) 4 2.5 106.2 4 2.5 106.2 0 0 0 0 0 0
1661.7 1767.9 1661.2 1767.9 0 0 0 0
10 Govender ,Y (Yaduvir) 4 1.5 -106.2 4 1.5 -106.2 0 0 0 0 0 0
1708.2 1601.9 1720.2 1601.9 0 0 0 0

Norms

No norms achieved.
# Norm Tournament Start End Rounds Games Score Details
© Chess South Africa