PLAYER PAGE

Personal

Botha, RMJ (Robert)

Chess SA id

1110114764

FIDE id

?

Date of birth

2011-08-22 (U16)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

31

Junior GPX Points

1340.8

Item Main Standard Rapid Blitz
Rating 1447.5 1442.2 1262.8 1200
Raw rating 1440.1 1433.8 1262.8 1200
Weighted rating 1447.5 1442.2 1262.8 1200
Weighted performance 1325.1 1324.3 0 0
Floor 1026.9 1026.9 762.8 700
K-factor 32 32 36 36
Min/Max rating change allowed 117.8 118.8 151.6 165.8
Highest rating 1541
2024-10-01
1537.3
2024-10-01
1277.7
2019-05-01
1200
2018-10-01
Highest raw rating 1526.9
2024-11-01
1526.9
2024-11-01
1262.8
2024-02-01
1200
2024-02-01
Highest weighted rating 1445.9
2025-09-01
1440.5
2025-09-01
1262.8
2025-02-01
1200
2018-10-01
Highest weighted performance 1541
2024-10-01
1537.3
2024-10-01
1277.7
2019-05-01
1200
2024-02-01

Prediction
Item Main Standard Rapid Blitz
Rating change 1.2 1.2 0 0
New rating 1448.7 1443.4 1262.8 1200
Analysis
Rating 1447.5 1442.2 1262.8 1200
Raw rating 1440.1 1433.8 1262.8 1200
Weighted rating 1447.5 1442.2 1262.8
Weighted performance 1325.1 1324.3 0
K-factor 32 32 36 36
Floor 1026.9 1026.9 762.8 700
Max/Min rating change allowed 117.8 118.8 151.6 165.8
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 1440.1 1433.8 1262.8 1200
New weighted rating 1448.7 1443.4 1262.8 1200
New weighted performance 1324.6 1323.8 0 0
Temp new rating 1448.7 1443.4 1262.8 1200
Temp new rating +/- 1.2 1.2 0 0
Final new rating +/- 1.2 1.2 0 0
New rating 1448.7 1443.4 1262.8 1200
New K-factor 32 32 36 36
New floor 1026.9 1026.9 762.8 700

Item Main Standard Rapid Blitz
0 0 0 0
21 21 0 0
52 52 0 0
42 42 0 0
46 39 7 0
31 31 0 0
History 252 240 12 0

Games since
Main
73
Standard
73
Rapid
0
Blitz
0
Gender Male
Age group U16
Region Tshwane (GTP)
Province Gauteng (GT)
Main
RSA Province Region
Overall 1683 581 212
Male 1419 476 168
U16 228 71 28
U16 Male 183 53 22
Standard
RSA Province Region
Overall 1640 612 229
Male 1367 501 184
U16 228 72 27
U16 Male 183 54 22
Rapid
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
U16 -1 -1 -1
U16 Male -1 -1 -1
Blitz
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
U16 -1 -1 -1
U16 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 21 11.5 54.76 40.5 1340.8 1381.3
Standard 21 11.5 54.76 40.5 1340.8 1381.3
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0
History
Games Score % Dp AvgOpp Performance
Main 252 128.5 50.99 8.4 1286.6 1295.1
Standard 240 120.5 50.21 1.8 1290.2 1292
Rapid 12 8 66.67 141.7 1214.7 1356.3
Blitz 0 0 0 0 0 0

Date Main Standard Rapid Blitz
2025-09-30 1440.1 1433.8 1262.8 1200
2025-09-01 1440.1 1433.8 1262.8 1200
2025-08-01 1443.7 1438.3 1262.8 1200
2025-07-01 1440.7 1435.1 1262.8 1200
2025-06-01 1437.6 1431.6 1262.8 1200
2025-05-01 1434.1 1427.8 1262.8 1200
2025-04-01 1430.5 1423.8 1262.8 1200
2025-03-01 1427 1419.8 1262.8 1200
2025-02-01 1466.7 1462.6 1262.8 1200
2025-01-01 1466.7 1462.6 1262.8 1200
2024-12-01 1526.9 1526.9 1262.8 1200
2024-11-01 1526.9 1526.9 1262.8 1200
2024-10-01 1511.2 1509 1262.8 1200
2024-09-01 1498 1495.6 1262.8 1200
2024-08-01 1460.4 1456.8 1262.8 1200
2024-07-01 1460.4 1456.8 1262.8 1200
2024-06-01 1445.3 1440.8 1262.8 1200
2024-08-01 1441.2 1433.5 1262.8 1200
2024-04-01 1341.8 1333.9 1262.8 1200
2024-03-01 1341.8 1333.9 1262.8 1200
2024-02-01 1307.3 1294 1262.8 1200
2024-01-01 1306.7 1290.8 1262.8 1200
2023-12-01 1306.7 1290.8 1262.8 1200
2023-11-01 1306.7 1290.8 1262.8 1200

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 2025 Tshwane South School District CLOSED League Championship (U15A) 2025-08-16 2025-08-16 Standard Tshwane (GTP) 5 5 2.5 Yes Analysis
2 2025 Etienne Lewis Closed Chess Tournament (U16) 2025-08-08 2025-08-10 Standard Tshwane (GTP) 7 6 4 Yes Analysis
3 2025 Menlo Open (B) 2025-07-26 2025-07-26 Standard Tshwane (GTP) 5 5 3 Yes Analysis
4 2025 Piet Robbertse Fide Rated Open Chess Tournament (C) 2025-02-01 2025-02-02 Standard Tshwane (GTP) 5 5 2 Yes Analysis
Last 500 tournaments since 01 January 2018
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 2025 Tshwane South School District CLOSED League Championship (U15A) 2025-08-16 2025-08-16 Standard Tshwane (GTP) 5 5 2.5 Yes Analysis
2 2025 Etienne Lewis Closed Chess Tournament (U16) 2025-08-08 2025-08-10 Standard Tshwane (GTP) 7 6 4 Yes Analysis
3 2025 Menlo Open (B) 2025-07-26 2025-07-26 Standard Tshwane (GTP) 5 5 3 Yes Analysis
4 2025 Piet Robbertse Fide Rated Open Chess Tournament (C) 2025-02-01 2025-02-02 Standard Tshwane (GTP) 5 5 2 Yes Analysis
5 Gauteng Inter-Region at UJ 2024 (U14 Open) 2024-12-07 2024-12-08 Standard Johannesburg Metro (GJM) 5 5 1 Yes Analysis
6 Gauteng Top Schools 2024 (U13 Open) 2024-10-04 2024-10-04 Standard Ekurhuleni (GE) 5 5 4 Yes Analysis
7 2024 Etienne Lewis (U14) 2024-08-30 2024-09-01 Standard Tshwane (GTP) 7 7 5 Yes Analysis
8 D4 Tshwane South District Schools Teams Chess Tournament 2024 (U13A) 2024-08-03 2024-08-03 Standard Tshwane (GTP) 5 5 4 Yes Analysis
9 2024 Elise Steenkamp Open Chess Tournament (Kings) 2024-06-15 2024-06-17 Standard Tshwane (GTP) 7 7 3 Yes Analysis
10 2024 Tshwane South School District CLOSED Individual Championships (U13 Mixed) 2024-05-11 2024-05-11 Standard Tshwane (GTP) 5 5 3 Yes Analysis
11 2024 Milos Ristic Open Chess Tournament (U14) 2024-04-27 2024-04-27 Standard Tshwane (GTP) 5 4 4 Yes Analysis
12 2024 Tshwane Chess AHS Open Chess Tournament (C2) 2024-02-24 2024-02-24 Standard Tshwane (GTP) 5 4 3 Yes Analysis
13 2024 Blou Bul Open Chess Tournament (C) 2024-02-10 2024-02-10 Standard Tshwane (GTP) 5 5 2 Yes Analysis
14 2024 Gauteng Inter-Region Chess Championship (U14B) 2024-01-13 2024-01-14 Standard Tshwane (GTP) 5 5 2 Yes Analysis
15 2023 Centurion Chess Open (C) 2023-09-23 2023-09-23 Standard Tshwane (GTP) 5 5 2.5 Yes Analysis
16 2023 Etienne Lewis Closed Tournament (U14) 2023-08-25 2023-08-27 Standard Tshwane (GTP) 7 7 4 Yes Analysis
17 2023 Tshwane South School District CLOSED League Championship (U13) 2023-07-29 2023-07-29 Standard Tshwane (GTP) 5 5 2 Yes Analysis
18 2023 Elize Steenkamp Open Tournament (B) 2023-06-16 2023-06-16 Standard Tshwane (GTP) 6 6 1 Yes Analysis
19 Silver Lakes Open Chess Tournament (B) 2023-04-15 2023-04-15 Standard Tshwane (GTP) 5 5 2 Yes Analysis
20 2023 Tshwane South School District CLOSED Individual Championships (U13 Open) 2023-04-22 2023-04-22 Standard Tshwane (GTP) 5 5 3 Yes Analysis
21 2023 Milos Ristic Open Tournament (B) 2023-04-27 2023-04-27 Standard Tshwane (GTP) 5 4 0.5 Yes Analysis
22 Chris Greyling Open Tournament 2023 (B) 2023-03-21 2023-03-21 Standard Tshwane (GTP) 5 5 1 Yes Analysis
23 2022 South African Junior Team Chess Championships (U12 Open) 2022-12-04 2022-12-08 Standard 4 Knights (4K) 7 7 5.5 Yes Analysis
24 2022 Etienne Lewis (U12 Open) 2022-09-02 2022-09-04 Standard Tshwane (GTP) 7 7 5 Yes Analysis
25 2022 Gauteng Schools Team Championships (U11 Open) 2022-08-27 2022-08-27 Standard Tshwane (GTP) 5 5 3 Yes Analysis
26 D4 Play Offs 2022 (U11) 2022-07-30 2022-07-30 Standard Tshwane (GTP) 5 5 2 Yes Analysis
27 2022 Milos Ristic Open Chess Tournament (C) 2022-05-28 2022-05-28 Standard Tshwane (GTP) 5 5 2.5 Yes Analysis
28 D4 Individuals 2022 (U11 Open) 2022-04-23 2022-04-23 Rapid Tshwane (GTP) 7 7 5 Yes Analysis
29 2022 Chris Greyling Open (C) 2022-03-12 2022-03-12 Standard Tshwane (GTP) 5 5 1 Yes Analysis
30 2022 Gauteng Interregion (U12 Open) 2022-02-26 2022-02-26 Standard Tshwane (GTP) 5 5 3 Yes Analysis
31 2021 CCC Inhouse (B) 2021-10-20 2021-11-17 Standard Tshwane (GTP) 5 5 2.5 Yes Analysis
32 2021 Milos Ristic Open (C) 2021-10-09 2021-10-09 Standard Tshwane (GTP) 5 5 1 Yes Analysis
33 2021 Etienne Lewis Closed Trials (U12 Open) 2021-09-24 2021-09-26 Standard Nelson Mandela Bay (ENM) 7 6 2 Yes Analysis
34 2021 Chris Greyling Open Tournament (C) 2021-05-08 2021-05-08 Standard Tshwane (GTP) 5 5 2 Yes Analysis
35 2021 Lubowski Open Tournament (C) 2021-05-01 2021-05-02 Standard Tshwane (GTP) 5 5 1 Yes Analysis
36 2021 Registration Tournament (C) 2021-03-13 2021-03-13 Standard Tshwane (GTP) 5 5 1.5 Yes Analysis
37 2020 Wynie Robbertse Open Chess Tournament (U10) 2020-03-07 2020-03-07 Standard Tshwane (GTP) 5 5 4 Yes Analysis
38 2020 CC Annual Opener 2020-01-29 2020-03-11 Standard Tshwane (GTP) 6 2 0 Yes Analysis
39 2020 Blou Bul (D) 2020-02-15 2020-02-15 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
40 2020 Registration Tournament (D) 2020-01-25 2020-01-25 Standard Tshwane (GTP) 5 5 3 Yes Analysis
41 2019 South African Junior Team Championships (U10B) 2020-01-08 2020-01-08 Standard 4 Knights (4K) 7 7 3.5 Yes Analysis
42 2019 Etienne Lewis Trials (U10 Boys) 2019-08-30 2019-09-01 Standard Tshwane (GTP) 7 7 4 Yes Analysis
43 2019 Alekhine Open (D) 2019-08-09 2019-08-10 Standard Tshwane (GTP) 5 5 3 Yes Analysis
44 2019 Menlo Open (C) 2019-07-13 2019-07-13 Standard Tshwane (GTP) 5 5 0 Yes Analysis
45 2019 D4 Tshwane South Schools League Team Finals (U9) 2019-07-27 2019-07-27 Standard Tshwane (GTP) 5 5 3 Yes Analysis
46 2019 Swartkop Open (E) 2019-06-15 2019-06-15 Standard Tshwane (GTP) 5 5 3 Yes Analysis
47 2019 Super 12 Laerskole (Juniors) 2019-05-04 2019-05-04 Rapid Tshwane (GTP) 5 5 3 Yes Analysis
48 2019 Lubowski Open Tournament (F) 2019-05-11 2019-05-12 Standard Tshwane (GTP) 5 4 3 Yes Analysis

Top 3 Streaks

# Games Start End
1 10 Tournament
2024 Tshwane Chess AHS Open Chess Tournament
Tournament
2024 Tshwane South School District CLOSED Individual Championships
date
2024-02-24
rnd
2
type
Standard
result
1
date
2024-05-11
rnd
3
type
Standard
result
1
Opponent
Mahlangu, NP (Nkosinathi Phillip)
Opponent
Du Preez, J (Joah)
2 7 Tournament
2024 Elise Steenkamp Open Chess Tournament
Tournament
D4 Tshwane South District Schools Teams Chess Tournament 2024
date
2024-06-16
rnd
5
type
Standard
result
1
date
2024-08-03
rnd
4
type
Standard
result
1
Opponent
Labuschagne, E (Edrich)
Opponent
Tennant, N (Nathan)
3 5 Tournament
2023 Tshwane South School District CLOSED League Championship
Tournament
2023 Etienne Lewis Closed Tournament
date
2023-07-29
rnd
3
type
Standard
result
1
date
2023-08-26
rnd
2
type
Standard
result
1
Opponent
Coetzee, M (Marko)
Opponent
Kock, L (Luca)
# Games Start End
1 10 Tournament
2024 Tshwane Chess AHS Open Chess Tournament
Tournament
2024 Tshwane South School District CLOSED Individual Championships
date
2024-02-24
rnd
2
type
Standard
result
1
date
2024-05-11
rnd
3
type
Standard
result
1
Opponent
Mahlangu, NP (Nkosinathi Phillip)
Opponent
Du Preez, J (Joah)
2 7 Tournament
2024 Elise Steenkamp Open Chess Tournament
Tournament
D4 Tshwane South District Schools Teams Chess Tournament 2024
date
2024-06-16
rnd
5
type
Standard
result
1
date
2024-08-03
rnd
4
type
Standard
result
1
Opponent
Labuschagne, E (Edrich)
Opponent
Tennant, N (Nathan)
3 5 Tournament
2023 Tshwane South School District CLOSED League Championship
Tournament
2023 Etienne Lewis Closed Tournament
date
2023-07-29
rnd
3
type
Standard
result
1
date
2023-08-26
rnd
2
type
Standard
result
1
Opponent
Coetzee, M (Marko)
Opponent
Kock, L (Luca)
# Games Start End
1 6 Tournament
2019 Super 12 Laerskole
Tournament
D4 Individuals 2022
date
2019-05-04
rnd
3
type
Rapid
result
1
date
2022-04-23
rnd
3
type
Rapid
result
1
Opponent
Gouws, L (Lourens)
Opponent
Coetzee, M (Marko)
2 2 Tournament
D4 Individuals 2022
Tournament
D4 Individuals 2022
date
2022-04-23
rnd
5
type
Rapid
result
1
date
2022-04-23
rnd
6
type
Rapid
result
1
Opponent
Swanepoel, D (Daniel)
Opponent
Keyter, ZC (Zarius Clarence)
No games found.
# Games Start End
# Games Start End
1 10 Tournament
2024 Tshwane Chess AHS Open Chess Tournament
Tournament
2024 Tshwane South School District CLOSED Individual Championships
date
2024-02-24
rnd
2
type
Standard
result
1
date
2024-05-11
rnd
3
type
Standard
result
1
Opponent
Mahlangu, NP (Nkosinathi Phillip)
Opponent
Du Preez, J (Joah)
2 7 Tournament
2024 Elise Steenkamp Open Chess Tournament
Tournament
D4 Tshwane South District Schools Teams Chess Tournament 2024
date
2024-06-16
rnd
5
type
Standard
result
1
date
2024-08-03
rnd
4
type
Standard
result
1
Opponent
Labuschagne, E (Edrich)
Opponent
Tennant, N (Nathan)
3 5 Tournament
2019 Lubowski Open Tournament
Tournament
2019 Swartkop Open
date
2019-05-12
rnd
4
type
Standard
result
1
date
2019-06-15
rnd
3
type
Standard
result
1
Opponent
Prinsloo, M (Migael)
Opponent
Webb, A (Abbygail)
# Games Start End
1 10 Tournament
2024 Tshwane Chess AHS Open Chess Tournament
Tournament
2024 Tshwane South School District CLOSED Individual Championships
date
2024-02-24
rnd
2
type
Standard
result
1
date
2024-05-11
rnd
3
type
Standard
result
1
Opponent
Mahlangu, NP (Nkosinathi Phillip)
Opponent
Du Preez, J (Joah)
2 7 Tournament
2024 Elise Steenkamp Open Chess Tournament
Tournament
D4 Tshwane South District Schools Teams Chess Tournament 2024
date
2024-06-16
rnd
5
type
Standard
result
1
date
2024-08-03
rnd
4
type
Standard
result
1
Opponent
Labuschagne, E (Edrich)
Opponent
Tennant, N (Nathan)
3 5 Tournament
2019 Lubowski Open Tournament
Tournament
2019 Swartkop Open
date
2019-05-12
rnd
4
type
Standard
result
1
date
2019-06-15
rnd
3
type
Standard
result
1
Opponent
Prinsloo, M (Migael)
Opponent
Webb, A (Abbygail)
# Games Start End
1 6 Tournament
2019 Super 12 Laerskole
Tournament
D4 Individuals 2022
date
2019-05-04
rnd
3
type
Rapid
result
1
date
2022-04-23
rnd
3
type
Rapid
result
1
Opponent
Gouws, L (Lourens)
Opponent
Coetzee, M (Marko)
2 2 Tournament
D4 Individuals 2022
Tournament
D4 Individuals 2022
date
2022-04-23
rnd
5
type
Rapid
result
1
date
2022-04-23
rnd
6
type
Rapid
result
1
Opponent
Swanepoel, D (Daniel)
Opponent
Keyter, ZC (Zarius Clarence)
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 Yang ,JD (Daniel) 6 0 -425 6 0 -425 0 0 0 0 0 0
1460.2 1035.2 1448.4 1035.2 0 0 0 0
2 Coetzee ,M (Marko) 4 4 425 3 3 425 1 1 425 0 0 0
1208.8 1633.8 1238 1633.8 1200 1633.8 0 0
3 Van Der Merwe ,R (Ruben) 3 3 425 3 3 425 0 0 0 0 0 0
1092.4 1517.4 1083.7 1517.4 0 0 0 0
4 Steyn ,H (Henco) 3 2.5 283.3 3 2.5 283.3 0 0 0 0 0 0
1272.2 1555.5 1260.5 1555.5 0 0 0 0
5 Rust ,C (Christoph) 3 1 -141.7 3 1 -141.7 0 0 0 0 0 0
1308.5 1166.8 1297.9 1166.8 0 0 0 0
6 Kock ,L (Luca) 3 1 -141.7 3 1 -141.7 0 0 0 0 0 0
1346.1 1204.5 1340.7 1204.5 0 0 0 0
7 Slabbert ,ZN (Zander Nicolaas) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1416.2 1557.9 1417.8 1557.9 0 0 0 0
8 Senekal ,W (William) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1112.2 1253.9 1093.2 1253.9 0 0 0 0
9 Klopper ,PA (Phillippus Arnoldus) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1209 1350.7 1199.4 1350.7 0 0 0 0
10 Radia ,S (Shyam) 3 0 -425 2 0 -425 1 0 -425 0 0 0
1411.3 986.3 1389.6 986.3 1200 986.3 0 0

Norms

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