PLAYER PAGE

Robert Botha

1110114764
Tshwane (GTP)
Personal
Main rating
Rating 1477.3
K-factor 32
Floor 1026.9
Highest 1541 (2024-10-01)
Min/Max +/- allowed 102
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1451.9
Final +/- 0
New Rating
()
Rating 1477.3
K-factor 32
Floor 1026.9
Highest 1541 (2024-10-01)
Min/Max +/- allowed 102
Standard rating
Rating 1480.5
K-factor 32
Floor 1026.9
Highest 1537.3 (2024-10-01)
Min/Max +/- allowed 102.5
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1451.9
Final +/- 0
New Rating
()
Rating 1480.5
K-factor 32
Floor 1026.9
Highest 1537.3 (2024-10-01)
Min/Max +/- allowed 102.5
Rapid rating
Rating 1262.8
K-factor 36
Floor 762.8
Highest 1277.7 (2019-05-01)
Min/Max +/- allowed 148.4
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1262.8
K-factor 36
Floor 762.8
Highest 1277.7 (2019-05-01)
Min/Max +/- allowed 148.4
Blitz rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
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 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Graph
Tournaments
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 2026 AHS Chess Tournament (C) Standard 2026-02-28 2026-02-28 Tshwane (GTP) 5 1477.3 2 1 1421.4 -3.5 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Grey College Team Championship 2026 (A) Standard 2026-02-20 2026-02-21 Mangaung (FMB) 5 1484.7 5 1.5 1309.3 0 Details
2 2026 Tshwane Chess Registration Tournament (C2) Standard 2026-01-31 2026-01-31 Tshwane (GTP) 5 1484.7 5 4 1614.6 0 Details
3 Gauteng Inter-Region at Emerald Resort 2025 (U16+18 Candidates) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1479.7 5 3 1514.9 0 Details
4 2025 Gauteng Top Schools Teams (U15) Standard 2025-08-30 2025-08-30 Tshwane (GTP) 5 1447.5 5 5 1706.1 0 Details
5 2025 Tshwane South School District CLOSED League Championship (U15A) Standard 2025-08-16 2025-08-16 Tshwane (GTP) 5 1443.7 5 2.5 1256.1 0 Details
6 2025 Etienne Lewis Closed Chess Tournament (U16) Standard 2025-08-08 2025-08-10 Tshwane (GTP) 7 1443.7 6 4 1557.9 0 Details
7 2025 Menlo Open (B) Standard 2025-07-26 2025-07-26 Tshwane (GTP) 5 1440.7 5 3 1446 0 Details
8 2025 Piet Robbertse Fide Rated Open Chess Tournament (C) Standard 2025-02-01 2025-02-02 Tshwane (GTP) 5 1466.7 5 2 1229.9 0 Details
9 Gauteng Inter-Region at UJ 2024 (U14 Open) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1526.9 5 1 1193.6 0 Details
10 Gauteng Top Schools 2024 (U13 Open) Standard 2024-10-04 2024-10-04 Ekurhuleni (GE) 5 1511.2 5 4 1601.1 0 Details
11 2024 Etienne Lewis (U14) Standard 2024-08-30 2024-09-01 Tshwane (GTP) 7 1498 7 5 1555.4 0 Details
12 D4 Tshwane South District Schools Teams Chess Tournament 2024 (U13A) Standard 2024-08-03 2024-08-03 Tshwane (GTP) 5 1460.4 5 4 1617.2 0 Details
13 2024 Elise Steenkamp Open Chess Tournament (Kings) Standard 2024-06-15 2024-06-17 Tshwane (GTP) 7 1445.3 7 3 1474.2 0 Details
14 2024 Tshwane South School District CLOSED Individual Championships (U13 Mixed) Standard 2024-05-11 2024-05-11 Tshwane (GTP) 5 1441.2 5 3 1417.5 0 Details
15 2024 Milos Ristic Open Chess Tournament (U14) Standard 2024-04-27 2024-04-27 Tshwane (GTP) 5 1341.8 4 4 1675.9 0 Details
16 2024 Tshwane Chess AHS Open Chess Tournament (C2) Standard 2024-02-24 2024-02-24 Tshwane (GTP) 5 1307.3 4 3 1526.8 0 Details
17 2024 Blou Bul Open Chess Tournament (C) Standard 2024-02-10 2024-02-10 Tshwane (GTP) 5 1307.3 5 2 1222.9 0 Details
18 2024 Gauteng Inter-Region Chess Championship (U14B) Standard 2024-01-13 2024-01-14 Tshwane (GTP) 5 1306.7 5 2 1303.8 0 Details
19 2023 Centurion Chess Open (C) Standard 2023-09-23 2023-09-23 Tshwane (GTP) 5 1308.6 5 2.5 1303 0 Details
20 2023 Etienne Lewis Closed Tournament (U14) Standard 2023-08-25 2023-08-27 Tshwane (GTP) 7 1270.4 7 4 1431 0 Details
21 2023 Tshwane South School District CLOSED League Championship (U13) Standard 2023-07-29 2023-07-29 Tshwane (GTP) 5 1266.7 5 2 1285.6 0 Details
22 2023 Elize Steenkamp Open Tournament (B) Standard 2023-06-16 2023-06-16 Tshwane (GTP) 6 1307.9 6 1 1116.3 0 Details
23 Silver Lakes Open Chess Tournament (B) Standard 2023-04-15 2023-04-15 Tshwane (GTP) 5 1368.7 5 2 1253.4 0 Details
24 2023 Tshwane South School District CLOSED Individual Championships (U13 Open) Standard 2023-04-22 2023-04-22 Tshwane (GTP) 5 1368.7 5 3 1273 0 Details
25 2023 Milos Ristic Open Tournament (B) Standard 2023-04-27 2023-04-27 Tshwane (GTP) 5 1368.7 4 0.5 1145.4 0 Details
26 Chris Greyling Open Tournament 2023 (B) Standard 2023-03-21 2023-03-21 Tshwane (GTP) 5 1408 5 1 1163.9 0 Details
27 2022 South African Junior Team Chess Championships (U12 Open) Classical 2022-12-04 2022-12-08 4 Knights (4K) 7 1347.9 7 5.5 1555.3 0 Details
28 2022 Etienne Lewis (U12 Open) Standard 2022-09-02 2022-09-04 Tshwane (GTP) 7 1246.6 7 5 1524.4 0 Details
29 2022 Gauteng Schools Team Championships (U11 Open) Standard 2022-08-27 2022-08-27 Tshwane (GTP) 5 1184.6 5 3 1430.7 0 Details
30 D4 Play Offs 2022 (U11) Standard 2022-07-30 2022-07-30 Tshwane (GTP) 5 1187.9 5 2 1176.6 0 Details
31 2022 Milos Ristic Open Chess Tournament (C) Standard 2022-05-28 2022-05-28 Tshwane (GTP) 5 1175.9 5 2.5 1236.9 0 Details
32 D4 Individuals 2022 (U11 Open) Rapid 2022-04-23 2022-04-23 Tshwane (GTP) 7 1126.2 7 5 1402.3 0 Details
33 2022 Chris Greyling Open (C) Standard 2022-03-12 2022-03-12 Tshwane (GTP) 5 1162.7 5 1 962.6 0 Details
34 2022 Gauteng Interregion (U12 Open) Standard 2022-02-26 2022-02-26 Tshwane (GTP) 5 1136.1 5 3 1293.7 0 Details
35 2021 CCC Inhouse (B) Standard 2021-10-20 2021-11-17 Tshwane (GTP) 5 1114.6 5 2.5 1231.1 0 Details
36 2021 Milos Ristic Open (C) Standard 2021-10-09 2021-10-09 Tshwane (GTP) 5 1155.5 5 1 929.6 0 Details
37 2021 Etienne Lewis Closed Trials (U12 Open) Standard 2021-09-24 2021-09-26 Nelson Mandela Bay (ENM) 7 1186.3 6 2 1057.7 0 Details
38 2021 Chris Greyling Open Tournament (C) Standard 2021-05-08 2021-05-08 Tshwane (GTP) 5 1265.2 5 2 1158.9 0 Details
39 2021 Lubowski Open Tournament (C) Standard 2021-05-01 2021-05-02 Tshwane (GTP) 5 1265.2 5 1 973.4 0 Details
40 2021 Registration Tournament (C) Standard 2021-03-13 2021-03-13 Tshwane (GTP) 5 1297.5 5 1.5 1107.1 0 Details
41 2020 Wynie Robbertse Open Chess Tournament (U10) Standard 2020-03-07 2020-03-07 Tshwane (GTP) 5 1214.9 5 4 1483.7 0 Details
42 2020 CC Annual Opener Standard 2020-01-29 2020-03-11 Tshwane (GTP) 6 1214.9 2 0 1016.8 0 Details
43 2020 Blou Bul (D) Standard 2020-02-15 2020-02-15 Tshwane (GTP) 5 1195.8 5 3.5 1309.6 0 Details
44 2020 Registration Tournament (D) Standard 2020-01-25 2020-01-25 Tshwane (GTP) 5 1192.6 5 3 1168.6 0 Details
45 2019 South African Junior Team Championships (U10B) Classical 2020-01-08 2020-01-08 4 Knights (4K) 7 1192.6 7 3.5 1225.4 0 Details
46 2019 Etienne Lewis Trials (U10 Boys) Classical 2019-08-30 2019-09-01 Tshwane (GTP) 7 1176 7 4 1235.7 0 Details
47 2019 Alekhine Open (D) Classical 2019-08-09 2019-08-10 Tshwane (GTP) 5 1171 5 3 1186.7 0 Details
48 2019 Menlo Open (C) Standard 2019-07-13 2019-07-13 Tshwane (GTP) 5 1246.3 5 0 783.7 0 Details
49 2019 D4 Tshwane South Schools League Team Finals (U9) Standard 2019-07-27 2019-07-27 Tshwane (GTP) 5 1246.3 5 3 1280.6 0 Details
50 2019 Swartkop Open (E) Standard 2019-06-15 2019-06-15 Tshwane (GTP) 5 1251.1 5 3 1229.1 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 10
Wins 5
Draws 1
Losses 4
White 4
Black 6
White wins 1
Black wins 4
Score 5.5
Percent 55
Dp 42.5
AOR 1419.5
Performance 1462
Game statistics (History)
Games 272
Wins 136
Draws 12
Losses 124
White 141
Black 131
White wins 71
Black wins 65
Score 142
Percent 52.2
Dp 18.8
AOR 1294.1
Performance 1312.8
Rankings (Main)
National
Overall 2057
Gender 1795
Age group 237
Gender/Age 187
Provincial
Overall 717
Gender 612
Age group 80
Gender/Age 58
Regional
Overall 263
Gender 219
Age group 29
Gender/Age 23
Rankings (Standard)
National
Overall 1885
Gender 1637
Age group 222
Gender/Age 176
Provincial
Overall 677
Gender 580
Age group 77
Gender/Age 57
Regional
Overall 252
Gender 212
Age group 28
Gender/Age 23
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 10
Score 5.5
Percent 55
Aor 1419.5
Dp 42.5
Prat 1462
Performance (12 months)
Games 36
Score 23
Percent 63.9
Aor 1370.3
Dp 118.1
Prat 1488.4
Performance (History)
Games 272
Score 142
Percent 52.2
Aor 1294.1
Dp 18.8
Prat 1312.8
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Yang, JD (Daniel) 6 2 4 2019 D4 Tshwane South Schools League Team Finals (U9) 2024 Tshwane South School District CLOSED Individual Championships (U13 Mixed) Details
Overall 2 Coetzee, M (Marko) 4 2 2 D4 Individuals 2022 (U11 Open) D4 Tshwane South District Schools Teams Chess Tournament 2024 (U13A) Details
Overall 3 Steyn, H (Henco) 3 0 3 2021 Registration Tournament (C) 2022 South African Junior Team Chess Championships (U12 Open) Details
Overall 4 Radia, S (Shyam) 3 1 2 2021 Etienne Lewis Closed Trials (U12 Open) 2022 Etienne Lewis (U12 Open) Details
Overall 5 Slabbert, ZN (Zander Nicolaas) 3 1 2 2022 Gauteng Interregion (U12 Open) D4 Tshwane South District Schools Teams Chess Tournament 2024 (U13A) Details
Standard 1 Yang, JD (Daniel) 6 2 4 2019 D4 Tshwane South Schools League Team Finals (U9) 2024 Tshwane South School District CLOSED Individual Championships (U13 Mixed) Details
Standard 2 Rust, C (Christoph) 3 2 1 2021 Lubowski Open Tournament (C) 2022 Milos Ristic Open Chess Tournament (C) Details
Standard 3 Slabbert, ZN (Zander Nicolaas) 3 1 2 2022 Gauteng Interregion (U12 Open) D4 Tshwane South District Schools Teams Chess Tournament 2024 (U13A) Details
Standard 4 Senekal, W (William) 3 2 1 2019 D4 Tshwane South Schools League Team Finals (U9) 2023 Tshwane South School District CLOSED Individual Championships (U13 Open) Details
Standard 5 Steyn, H (Henco) 3 0 3 2021 Registration Tournament (C) 2022 South African Junior Team Chess Championships (U12 Open) Details