Player Page

Botha, G (Gregory)
Dob: 2014/05/25 (U12)
Gender: Male
Chess SA id: 1140134429
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/04/20 (26 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
Curent Raw rating1168.4
Curent Weighted rating1158.1
Curent Weighted performance1161.8
Current official/published rating (highest between Raw, WR and WP)1168.4
Current floor (min rating allowed)788.5
Current highest rating achieved1288.5
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)±173.5
Current Raw change used (final)0.0
Projected new Raw rating1168.4
Projected new Weighed rating1161.3
Projected new Weighted performance1161.8
Projected new official/published rating (highest between new Raw, new WR and new WP)1168.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1288.5
Projected new floor788.5
Projected new K-facor36
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
Curent Raw rating1161.7
Curent Weighted rating1144.8
Curent Weighted performance1155.6
Current official/published rating (highest between Raw, WR and WP)1161.7
Current floor (min rating allowed)788.5
Current highest rating achieved1288.5
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)±175.1
Current Raw change used (final)0.0
Projected new Raw rating1161.7
Projected new Weighed rating1148.4
Projected new Weighted performance1155.6
Projected new official/published rating (highest between new Raw, new WR and new WP)1161.7
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1288.5
Projected new floor788.5
Projected new K-facor36
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
Curent Raw rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)700.0
Current highest rating achieved1200.0
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 rating1200.0
Projected new Weighted performance
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
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Curent Raw rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)700.0
Current highest rating achieved1200.0
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 rating1200.0
Projected new Weighted performance
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
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
6 2024 Silver Lakes Open Chess Tournament (D3) 2024/04/20 2024/04/20 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1153.8 1143.2 Analysis
5 2024 Chris Greyling Open Chess Tournament (D1) 2024/03/16 2024/03/16 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1172.3 1164.4 Analysis
4 2024 Tshwane Chess AHS Open Chess Tournament (D2) 2024/02/24 2024/02/24 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1132.2 1107.7 Analysis
3 2024 Constantiapark Open (D2) 2024/02/17 2024/02/17 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1132.2 1107.7 Analysis
2 2024 Tshwane Chess OPEN Registration Tournament (D2) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 1.5 1155.6 1133.3 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U10B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1155.6 1133.3 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
31 2024 Silver Lakes Open Chess Tournament (D3) 2024/04/20 2024/04/20 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1153.8 1143.2 Analysis
30 2024 Chris Greyling Open Chess Tournament (D1) 2024/03/16 2024/03/16 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1172.3 1164.4 Analysis
29 2024 Tshwane Chess AHS Open Chess Tournament (D2) 2024/02/24 2024/02/24 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1132.2 1107.7 Analysis
28 2024 Constantiapark Open (D2) 2024/02/17 2024/02/17 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1132.2 1107.7 Analysis
27 2024 Tshwane Chess OPEN Registration Tournament (D2) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 1.5 1155.6 1133.3 Analysis
26 2024 Gauteng Inter-Region Chess Championship (U10B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1155.6 1133.3 Analysis
25 2023 Etienne Lewis Closed Tournament (U10) 2023/08/25 2023/08/27 Tshwane (GTP) Standard 90 0.94 7 7 3.5 1246.1 1237.0 Analysis
24 2023 Jacaranda Round Robin (K) 2023/08/12 2023/08/12 Tshwane (GTP) Standard 60 0.83 7 6 0.0 1246.1 1237.0 Analysis
23 2023 Gauteng North School District CLOSED League Championships (D1) (U11) 2023/08/05 2023/08/05 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1246.1 1237.0 Analysis
22 2023 Menlo Open Tournament (D) 2023/07/22 2023/07/22 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1272.1 1268.7 Analysis
21 Wynie Robbertse Open Tournament 2023 (E) 2023/06/03 2023/06/03 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1288.5 1288.5 Analysis
20 2023 Milos Ristic Open Tournament (E) 2023/04/27 2023/04/27 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1240.4 1237.2 Analysis
19 Silver Lakes Open Chess Tournament (E) 2023/04/15 2023/04/15 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1240.4 1237.2 Analysis
18 Chris Greyling Open Tournament 2023 (E) 2023/03/21 2023/03/21 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1060.8 1057.8 Analysis
17 2023 Afrikaans Hoër Seunskool Open Chess Tournament (E) 2023/03/04 2023/03/04 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1060.8 1057.8 Analysis
16 2023 Tshwane Chess Open Registration Tournament (E) 2023/01/28 2023/01/28 Tshwane (GTP) Standard 60 0.83 5 5 3.0 963.8 955.6 Analysis
15 2022 South African Junior Team Chess Championships (U10 Open) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 6 0.5 993.4 983.6 Analysis
14 Lardies Tournament 2022 (U10) 2022/10/29 2022/10/29 Tshwane (GTP) Standard 60 0.83 5 5 1.5 1002.1 988.8 Analysis
13 2022 Gauteng North Chess Open (E) 2022/10/15 2022/10/16 Tshwane (GTP) Standard 90 0.94 5 5 1.0 1002.1 988.8 Analysis
12 2022 Etienne Lewis (U10 Open) 2022/09/02 2022/09/04 Tshwane (GTP) Standard 90 0.94 7 2 0.0 1021.7 1009.6 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 30 13 1 16 13.5 45.0 -42.5 1202.4 1159.9
White 16 8 1 7 8.5 53.1 26.6 1196.9 1223.4
Black 14 5 0 9 5.0 35.7 -121.4 1208.8 1087.4
Standard All 30 13 1 16 13.5 45.0 -42.5 1202.4 1159.9
White 16 8 1 7 8.5 53.1 26.6 1196.9 1223.4
Black 14 5 0 9 5.0 35.7 -121.4 1208.8 1087.4
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 157 55 11 91 60.5 38.5 -97.5 1205.6 1108.1
White 78 25 6 47 28.0 35.9 -119.9 1209.8 1090.0
Black 79 30 5 44 32.5 41.1 -75.3 1201.3 1126.0
Standard All 157 55 11 91 60.5 38.5 -97.5 1205.6 1108.1
White 78 25 6 47 28.0 35.9 -119.9 1209.8 1090.0
Black 79 30 5 44 32.5 41.1 -75.3 1201.3 1126.0
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1140149166 Leshabane, L (Lesego) 3 2.0 2 0 1 66.7 1154.2 141.7 1295.8 View list
2 1140144840 Lekalakala, R (Realeboga Blessings) 3 1.5 1 1 1 50.0 1153.6 0.0 1153.6 View list
3 2130137401 Pistorius, A (Anabelle) 3 1.0 1 0 2 33.3 1107.2 -141.7 965.5 View list
4 2140134835 Fischer, M (Mione) 2 2.0 2 0 0 100.0 1168.8 425.0 1593.8 View list
5 1140148674 Weyer, E (Evan) 2 2.0 2 0 0 100.0 1126.2 425.0 1551.2 View list
6 2140137416 Ottermann, A (Ayla) 2 1.5 1 1 0 75.0 1177.5 212.5 1390.0 View list
7 1140135770 Oosthuizen, V (Vaughn) 2 1.0 1 0 1 50.0 1092.6 0.0 1092.6 View list
8 1140148748 Tan, H (Herman Qiyuan) 2 1.0 1 0 1 50.0 1150.6 0.0 1150.6 View list
9 2140143861 Van Wyk, A (Ame) 2 1.0 1 0 1 50.0 1153.5 0.0 1153.5 View list
10 1140134057 Erwee, HP (Hermanus Philipus) 2 0.5 0 1 1 25.0 1220.2 -212.5 1007.7 View list
11 2140135772 Potgieter, R (Raven) 2 0.5 0 1 1 25.0 1180.3 -212.5 967.8 View list
12 1140134237 Barkhuizen, SJ (Simon Jurgens) 2 0.0 0 0 2 0.0 1123.7 -425.0 698.7 View list
13 1130108354 Jansen Van Vuuren, G (Gianni) 2 0.0 0 0 2 0.0 1054.0 -425.0 629.0 View list
14 1140134242 Opperman, J (Jordan) 2 0.0 0 0 2 0.0 1130.4 -425.0 705.4 View list
15 1130136645 Truscott, A (Adriaan) 2 0.0 0 0 2 0.0 1112.3 -425.0 687.3 View list
16 2130140636 Truscott, A (Ane) 2 0.0 0 0 2 0.0 1058.3 -425.0 633.3 View list
17 1130140475 Van Der Westhuizen, L (Lihan) 2 0.0 0 0 2 0.0 1114.5 -425.0 689.5 View list
18 2150143035 Van Zyl, S (Sanli) 2 0.0 0 0 2 0.0 1012.3 -425.0 587.3 View list
19 2140139967 Vorster, M (Meandri) 2 0.0 0 0 2 0.0 1124.1 -425.0 699.1 View list
20 1120116371 Feig, E (Evan) 1 1.0 1 0 0 100.0 1153.0 425.0 1578.0 View list