Surname or Chess SA id..
Chess SA Region AOC

PLAYER PAGE

Petronellah Nobela

2010151838
Sedibeng (GSV)
Personal
Main rating
Rating 1149.1
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 166
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 883.6
Final +/- 0
New Rating
()
Rating 1149.1
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Standard rating
Rating 1073.1
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 877.9
Final +/- 0
New Rating
()
Rating 1073.1
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rapid rating
Rating 1211.5
K-factor 36
Floor 711.5
Highest 1211.5 (2024-03-01)
Min/Max +/- allowed 163.1
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1211.5
K-factor 36
Floor 711.5
Highest 1211.5 (2024-03-01)
Min/Max +/- allowed 163.1
Blitz rating
Rating 1300
K-factor 36
Floor 800
Highest 1300 (2024-03-01)
Min/Max +/- allowed 143.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1300
K-factor 36
Floor 800
Highest 1300 (2024-03-01)
Min/Max +/- allowed 143.8
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 USSA Chess Championships 2025 (Ladies) Classical 2025-12-01 2025-12-05 Johannesburg Metro (GJM) 9 1170.3 9 2.5 1004.1 0 Details
2 Khelo India - Lonehill Chess Academy - 2nd Annual Chess Tournament 2025 (B) Standard 2025-09-27 2025-09-27 Johannesburg Metro (GJM) 5 1174.4 5 1 1022.1 0 Details
3 Eureka Chess Open 26 July 2025 (C) Standard 2025-07-26 2025-07-26 Sedibeng (GSV) 5 1177.3 5 0 819.8 0 Details
4 NWU Vaal Open 2023 (A) Standard 2023-10-14 2023-10-14 Sedibeng (GSV) 5 1096.6 5 1 1012 0 Details
5 Wits University 100 Chess Tournament 2023 Rapid 2023-09-30 2023-09-30 Johannesburg Metro (GJM) 5 1127.3 4 0 837 0 Details
6 Hoerskool Drie Riviere Open 2023 (A) Standard 2023-03-11 2023-03-11 Sedibeng (GSV) 5 1200 4 0 734.9 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 32
Wins 3
Draws 3
Losses 26
White 13
Black 19
White wins 2
Black wins 1
Score 4.5
Percent 14.1
Dp -305.5
AOR 1230.3
Performance 924.8
Rankings (Main)
National
Overall 17314
Gender 4270
Age group 2342
Gender/Age 324
Provincial
Overall 5521
Gender 1387
Age group 653
Gender/Age 72
Regional
Overall 708
Gender 164
Age group 79
Gender/Age 6
Rankings (Standard)
National
Overall 13696
Gender 3582
Age group 1808
Gender/Age 284
Provincial
Overall 4744
Gender 1270
Age group 527
Gender/Age 72
Regional
Overall 613
Gender 155
Age group 64
Gender/Age 9
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 19
Score 3.5
Percent 18.4
Aor 1228.8
Dp -268.4
Prat 960.3
Performance (History)
Games 32
Score 4.5
Percent 14.1
Aor 1230.3
Dp -305.5
Prat 924.8
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Mudzengerere, M (Makaita) 2 1 1 Wits University 100 Chess Tournament 2023 USSA Chess Championships 2025 (Ladies) Details