Player Page

Kobua, B (Boipelo)
Dob: 2005/09/12 (U20)
Gender: Male
Chess SA id: 1050106063
FIDE id:
Region: Dr Kenneth Kaunda (NWP)
Citizen: RSA
Title(s):
Last active: 2023/02/04 (659 days ago)
Ratings
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1162.5
Current Weighted rating1162.3
Current Weighted performance883.9
Current official/published rating (highest between Raw, WR and WP)1162.5
Current highest rating achieved1211.2
Current floor (min rating allowed)711.2
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±174.9
Current Raw change used (final)0.0
Projected new Raw rating1162.5
Projected new Weighed rating1069.4
Projected new Weighted performance883.9
Projected new final Raw rating (if new WP > new Raw)1162.5
Projected new highest rating1211.2
Projected new floor711.2
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1162.5
Projected effective change (new Official - current Official)=0.0
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1169.7
Current Weighted rating1169.5
Current Weighted performance883.9
Current official/published rating (highest between Raw, WR and WP)1169.7
Current highest rating achieved1209.0
Current floor (min rating allowed)709.0
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±173.1
Current Raw change used (final)0.0
Projected new Raw rating1169.7
Projected new Weighed rating1076.0
Projected new Weighted performance883.9
Projected new final Raw rating (if new WP > new Raw)1169.7
Projected new highest rating1209.0
Projected new floor709.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1169.7
Projected effective change (new Official - current Official)=0.0
s
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
23 Dr. Kenneth Kaunda Saamtrek 2023 (Open) 2023/02/04 2023/02/04 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 2.0 1142.2 1146.3 Analysis
22 2022 South African Junior Team Chess Championships (U20 Open+Girls) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 6 0.0 1160.2 1165.0 Analysis
21 Dr. KKD SAJCC Trials September 2022 (U18+U20) 2022/09/03 2022/09/03 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 2.0 1148.8 1151.0 Analysis
20 La Hoff Primary School 2022 (B) 2022/07/23 2022/07/23 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 1.0 1164.6 1170.8 Analysis
19 Bailie Park Potchefstroom 2022 (U18+Open) 2022/06/04 2022/06/04 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 4 1.5 1166.4 1174.0 Analysis
18 Schoonspruit Ope 2022 (A+B) 2022/05/21 2022/05/21 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 2.0 1145.5 1147.7 Analysis
17 Die Wilge 2020 (U16) 2020/03/14 2020/03/14 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 4 2.0 1135.0 1136.9 Analysis
16 Wesvalia 2020 (C) 2020/02/15 2020/02/15 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 4.0 1110.2 1105.9 Analysis
15 2019 South African Junior Team Championships (U16C) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 1.0 1203.4 1198.1 Analysis
14 Stratvaal 2019 (B) 2019/11/02 2019/11/02 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1190.9 1182.3 Analysis
13 Matlosana Mall 2019 (B) 2019/10/04 2019/10/04 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 2.0 1207.9 1205.0 Analysis
12 Doringkruin 2019 (U16) 2019/09/07 2019/09/07 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1211.2 1209.0 Analysis
11 Klipkerk 2019 (U16) 2019/08/24 2019/08/24 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1142.8 1137.8 Analysis
10 Proewe 2019 (U16) 2019/08/03 2019/08/03 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1142.8 1137.8 Analysis
9 Doringkruin 2019 (U16) 2019/06/08 2019/06/08 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 4 2.0 1136.8 1130.2 Analysis
8 Strathvaal 2019 (U16) 2019/04/13 2019/03/13 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 4 2.0 1153.7 1148.9 Analysis
7 2019 Hervormde Kerk (U16) 2019/03/09 2019/03/09 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 4 3.0 1120.8 1111.1 Analysis
6 Wesvalia 2019 (B) 2019/02/16 2019/02/16 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1127.8 1116.9 Analysis
5 South African Junior Team Championships 2018 (U14E) 2018/12/16 2018/12/20 4 Knights (4K) Standard 120 1.00 7 7 5.0 1105.4 1104.7 Analysis
4 Strathvaal 2018 (A) 2018/11/03 2018/11/03 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 0.0 1194.4 1201.2 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Standard All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Rapid All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 113 52 1 60 52.5 46.5 -30.1 1179.4 1149.3
White 57 25 0 32 25.0 43.9 -52.2 1200.0 1147.8
Black 56 27 1 28 27.5 49.1 -7.6 1158.4 1150.8
Standard All 113 52 1 60 52.5 46.5 -30.1 1179.4 1149.3
White 57 25 0 32 25.0 43.9 -52.2 1200.0 1147.8
Black 56 27 1 28 27.5 49.1 -7.6 1158.4 1150.8
Rapid All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 106060952 Viljoen, J (Jaden) 4 1.0 1 0 3 25.0 1156.1 -212.5 943.6 View list
2 104073254 James, T (Tumiso) 3 0.0 0 0 3 0.0 1165.6 -425.0 740.6 View list
3 205018547 Louw, D (Danial) 3 0.0 0 0 3 0.0 1144.7 -425.0 719.7 View list
4 205094661 Handford, C (Cassidy) 2 2.0 2 0 0 100.0 1137.3 425.0 1562.3 View list
5 105064007 Jooste, JBF (Johannes) 2 2.0 2 0 0 100.0 1171.4 425.0 1596.4 View list
6 105065821 Thebe, B (Boitshepo) 2 2.0 2 0 0 100.0 1126.5 425.0 1551.5 View list
7 103080296 Mdukaza, F (Fikile) 2 1.0 1 0 1 50.0 1148.3 0.0 1148.3 View list
8 205087205 Nel, Z (Zelmari) 2 1.0 1 0 1 50.0 1174.0 0.0 1174.0 View list
9 109064023 Fouche, H (Heinrich) 2 0.0 0 0 2 0.0 1138.3 -425.0 713.3 View list
10 206044885 Jonker, DE (Danica) 2 0.0 0 0 2 0.0 1154.5 -425.0 729.5 View list
11 193054790 Polori, R (Richard) 2 0.0 0 0 2 0.0 1153.4 -425.0 728.4 View list
12 104033189 Saunderson, F (Fredricht) 2 0.0 0 0 2 0.0 1177.0 -425.0 752.0 View list
13 1050100226 Booysen, ES (Edward Stefanus) 1 1.0 1 0 0 100.0 1105.4 425.0 1530.4 View list
14 1050096182 Bhyat, Z (Zuhayr) 1 1.0 1 0 0 100.0 1149.5 425.0 1574.5 View list
15 103055602 Cloete, C (Christiaan) 1 1.0 1 0 0 100.0 1207.9 425.0 1632.9 View list
16 207053339 Devenish, T (Tara-Jane) 1 1.0 1 0 0 100.0 1110.2 425.0 1535.2 View list
17 1050118092 Du Plooy, DR (Dean) 1 1.0 1 0 0 100.0 1142.8 425.0 1567.8 View list
18 1060097242 Fernandes, A (Aleandro) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
19 105008951 Erasmus, J (Jandre) 1 1.0 1 0 0 100.0 1110.2 425.0 1535.2 View list
20 104047329 Gumede, D (Dumisane) 1 1.0 1 0 0 100.0 1211.2 425.0 1636.2 View list