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Ryder Thomson-Selibowitz

1110134886
Tshwane (GTP)
Personal
Main rating
Rating 1453.9
K-factor 32
Floor 977.8
Highest 1477.8 (2025-08-01)
Min/Max +/- allowed 112
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1440.6
Final +/- 0
New Rating
()
Rating 1453.9
K-factor 32
Floor 977.8
Highest 1477.8 (2025-08-01)
Min/Max +/- allowed 111.6
Standard rating
Rating 1463.6
K-factor 32
Floor 980
Highest 1480 (2025-01-01)
Min/Max +/- allowed 111.3
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1451.9
Final +/- 0
New Rating
()
Rating 1463.6
K-factor 32
Floor 980
Highest 1480 (2025-01-01)
Min/Max +/- allowed 111.3
Rapid rating
Rating 1273.1
K-factor 36
Floor 773.1
Highest 1273.1 (2025-11-01)
Min/Max +/- allowed 149.4
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1220.4
Final +/- 0
New Rating
()
Rating 1273.1
K-factor 36
Floor 773.1
Highest 1273.1 (2025-11-01)
Min/Max +/- allowed 149.4
Blitz rating
Rating 1145.8
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 1145.8
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
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 2026 AHS Chess Tournament (B) Standard 2026-02-28 2026-02-28 Tshwane (GTP) 5 1445.1 5 2 1496 8.8 Details
2 2026 Constantiapark Open Chess Tournament (C) Standard 2026-02-14 2026-02-14 Tshwane (GTP) 5 1442.8 5 3 1483.1 3.2 Details
3 2026 Tshwane Chess Registration Tournament (C2) Standard 2026-01-31 2026-01-31 Tshwane (GTP) 5 1442.8 5 4 1621.1 9.2 Details
4 Pretoria Boys High Annual Closed Chess Championship 2025 Rapid 2025-10-18 2025-10-18 Tshwane (GTP) 5 1449.7 5 3 1353.3 -6.1 Details
5 2025 Gauteng Top Schools Teams (U19) Standard 2025-08-30 2025-08-30 Tshwane (GTP) 5 1449.7 5 2.5 1309.4 -14.3 Details
6 2025 Tshwane South School District CLOSED League Championship (U19A) Standard 2025-08-16 2025-08-16 Tshwane (GTP) 5 1477.8 5 4 1485.3 0.3 Details
7 JMC Closed 2025 (B) Standard 2025-08-09 2025-08-10 Johannesburg Metro (GJM) 5 1477.8 2 0 1018.5 -20.3 Details
8 South African Open 2025 (U16 Open) Classical 2025-07-03 2025-07-05 Johannesburg Metro (GJM) 5 1470.5 5 3 1501.5 4.6 Details
9 CPH May 2025 (B) Standard 2025-05-03 2025-05-03 Johannesburg Metro (GJM) 5 1463.1 5 3.5 1516.5 4.6 Details
10 AHS Open Chess Tournament 2025 (C) Standard 2025-03-01 2025-03-01 Tshwane (GTP) 5 1446.3 5 3.5 1560.6 10.5 Details
11 JMC Kick Off 2025 (B) Standard 2025-02-02 2025-02-02 Johannesburg Metro (GJM) 5 1477.6 4 1.5 1225.2 -19.6 Details
12 Gauteng Inter-Region at UJ 2024 (U14 Open) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1448.1 5 4 1618.6 18.4 Details
13 Mzansi Summer Rapid 2024 (B) Rapid 2024-10-26 2024-10-26 Johannesburg Metro (GJM) 6 1443.1 6 4 1482 3.1 Details
14 Mzansi Spring Open 2024 (Intermediate) Standard 2024-09-07 2024-09-07 Johannesburg Metro (GJM) 5 1437.3 5 3.5 1482.2 3.7 Details
15 JMC Closed 2024 (C) Standard 2024-08-09 2024-08-11 Johannesburg Metro (GJM) 5 1419.3 5 3.5 1527.5 11.3 Details
16 JNW Rapid - Helpmekaar Kollege 2024 Rapid 2024-07-28 2024-07-28 Johannesburg Metro (GJM) 7 1424.2 7 3 1266.4 -9.9 Details
17 JMC Trinityhouse Randpark Ridge 2024 (C) Standard 2024-07-13 2024-07-13 Johannesburg Metro (GJM) 5 1424.2 5 3 1450.8 3.2 Details
18 JMC NG Weltevreden Church 2024 Rapid 2024-06-29 2024-06-29 Johannesburg Metro (GJM) 7 1424.2 7 4 1486 3.6 Details
19 JMC Trinityhouse Little Falls 2024 (C) Standard 2024-06-02 2024-06-02 Johannesburg Metro (GJM) 5 1422.9 5 3 1423.5 0.8 Details
20 JMC Crawford International Sandton 2024 (C) Standard 2024-05-11 2024-05-11 Johannesburg Metro (GJM) 5 1409.6 5 3.5 1473.5 5.8 Details
21 JMC Helpmekaar Kollege Tournament 2024 (C) Standard 2024-05-04 2024-05-04 Johannesburg Metro (GJM) 5 1409.6 5 3 1442 2.5 Details
22 First Knight Riders Junior Open 2024 (A+B) Standard 2024-04-20 2024-04-20 Johannesburg Metro (GJM) 5 1423.7 5 2 1340.4 -8.8 Details
23 JNW Open - Classic - Crawford 2024 (B) Standard 2024-03-09 2024-03-09 Johannesburg Metro (GJM) 5 1407.8 5 2 1237.1 -15.9 Details
24 JMC Unika School Tournament 2024 (D) Standard 2024-03-02 2024-03-02 Johannesburg Metro (GJM) 5 1407.8 5 5 1678.2 25.9 Details
25 Gear Up Mzansi Rapid 2024 (Junior) Rapid 2024-02-17 2024-02-17 Johannesburg Metro (GJM) 5 1371.2 5 4.5 1623.8 20.1 Details
26 2024 Gauteng Inter-Region Chess Championship (U14C) Standard 2024-01-13 2024-01-14 Tshwane (GTP) 5 1347.7 5 4 1436.3 9.2 Details
27 JMC Kick Off Tournament 2024 (D) Standard 2024-01-28 2024-01-28 Johannesburg Metro (GJM) 5 1347.7 5 3 1393.2 3.8 Details
28 Mzansi Summer Blitz 2023 Blitz 2023-12-09 2023-12-09 Johannesburg Metro (GJM) 7 1340.2 7 3 1473.7 4.2 Details
29 Mzansi Spring Rapid 2023 Rapid 2023-09-02 2023-09-02 Johannesburg Metro (GJM) 7 1340.3 7 2.5 1357.9 0 Details
30 JMC Closed Aug 2023 (U14) Standard 2023-08-04 2023-08-06 Johannesburg Metro (GJM) 6 1278.7 5 1 1156.2 -12.9 Details
31 Chess Power House 2023 (C) Standard 2023-08-19 2023-08-19 Johannesburg Metro (GJM) 5 1278.7 4 3 1543.3 23.3 Details
32 JMC Trinity Little Falls 2023 (D) Standard 2023-07-02 2023-07-02 Johannesburg Metro (GJM) 5 1259.9 5 3.5 1374.2 10.5 Details
33 JNW Open - Trinityhouse Little Falls 2023 (C) Standard 2023-06-24 2023-06-24 Johannesburg Metro (GJM) 5 1258.7 5 2.5 1272.4 0.7 Details
34 Gauteng Open Arnold Classic 2023 (D) Standard 2023-05-20 2023-05-20 Tshwane (GTP) 5 1236.6 5 3.5 1366.5 12.1 Details
35 Mzansi Open Blitz 2023 Blitz 2023-04-29 2023-04-29 Johannesburg Metro (GJM) 9 1240.4 9 2.5 1182.3 -2.1 Details
36 JNW Open - Crawford 2023 (C) Standard 2023-03-04 2023-03-04 Johannesburg Metro (GJM) 5 1202.8 5 3 1318.3 10.6 Details
37 JMC 1 St Peters 2023 (D) Standard 2023-03-18 2023-03-18 Johannesburg Metro (GJM) 5 1202.8 5 3 1301.7 10.3 Details
38 Mzansi Rapid 2023 (Development) Rapid 2023-02-04 2023-02-04 Johannesburg Metro (GJM) 6 1156.6 6 5 1459.5 23.2 Details
39 JMC Helpmekaar 2021 (U12) Rapid 2021-09-06 2021-09-06 Johannesburg Metro (GJM) 5 1200 4 0 816.4 -21.9 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 15
Wins 9
Draws 0
Losses 6
White 8
Black 7
White wins 6
Black wins 3
Score 9
Percent 60
Dp 85
AOR 1448.4
Performance 1533.4
Game statistics (History)
Games 203
Wins 102
Draws 31
Losses 70
White 106
Black 97
White wins 54
Black wins 48
Score 117.5
Percent 57.9
Dp 67
AOR 1336.8
Performance 1403.8
Rankings (Main)
National
Overall 2470
Gender 2122
Age group 305
Gender/Age 240
Provincial
Overall 835
Gender 716
Age group 97
Gender/Age 74
Regional
Overall 308
Gender 256
Age group 36
Gender/Age 29
Rankings (Standard)
National
Overall 2170
Gender 1861
Age group 267
Gender/Age 215
Provincial
Overall 765
Gender 653
Age group 93
Gender/Age 71
Regional
Overall 285
Gender 238
Age group 34
Gender/Age 28
Rankings (Rapid)
National
Overall 2447
Gender 1988
Age group 513
Gender/Age 391
Provincial
Overall 456
Gender 375
Age group 84
Gender/Age 57
Regional
Overall 44
Gender 38
Age group 7
Gender/Age 7
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 15
Score 9
Percent 60
Aor 1448.4
Dp 85
Prat 1533.4
Performance (12 months)
Games 42
Score 25
Percent 59.5
Aor 1368.3
Dp 81
Prat 1449.2
Performance (History)
Games 203
Score 117.5
Percent 57.9
Aor 1336.8
Dp 67
Prat 1403.8
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Ngwangwa, N (Nonhlanhla) 3 0 3 JMC Trinityhouse Randpark Ridge 2024 (C) Mzansi Spring Open 2024 (Intermediate) Details
Overall 2 Arokiam, E (Ethan) 3 1 2 Mzansi Spring Rapid 2023 JMC Trinityhouse Little Falls 2024 (C) Details
Overall 3 Williams, J (Joshua) 3 1 2 JMC Kick Off Tournament 2024 (D) JNW Rapid - Helpmekaar Kollege 2024 Details
Overall 4 Thakur, Y (Yuv) 3 2 1 JMC Trinity Little Falls 2023 (D) JMC Trinityhouse Randpark Ridge 2024 (C) Details
Overall 5 Rademeyer, F (Frederick Paul) 2 1 1 JNW Open - Crawford 2023 (C) JMC Trinityhouse Randpark Ridge 2024 (C) Details
Standard 1 Ngwangwa, N (Nonhlanhla) 3 0 3 JMC Trinityhouse Randpark Ridge 2024 (C) Mzansi Spring Open 2024 (Intermediate) Details
Standard 2 Botha, A (Andrea) 2 1 1 JMC Closed Aug 2023 (U14) JMC Helpmekaar Kollege Tournament 2024 (C) Details
Standard 3 Arokiam, E (Ethan) 2 1 1 JMC Helpmekaar Kollege Tournament 2024 (C) JMC Trinityhouse Little Falls 2024 (C) Details
Standard 4 Rademeyer, F (Frederick Paul) 2 1 1 JNW Open - Crawford 2023 (C) JMC Trinityhouse Randpark Ridge 2024 (C) Details
Standard 5 Williams, J (Joshua) 2 1 1 JMC Kick Off Tournament 2024 (D) JMC Helpmekaar Kollege Tournament 2024 (C) Details
Rapid 1 Moletsane, O (Oabile) 2 2 0 Gear Up Mzansi Rapid 2024 (Junior) JNW Rapid - Helpmekaar Kollege 2024 Details