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: 2024/10/26 (37 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 rating1226.4
Current Weighted rating1193.6
Current Weighted performance1173.0
Current official/published rating (highest between Raw, WR and WP)1226.4
Current highest rating achieved1288.5
Current floor (min rating allowed)788.5
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)±159.7
Current Raw change used (final)0.0
Projected new Raw rating1226.4
Projected new Weighed rating1098.6
Projected new Weighted performance1173.0
Projected new final Raw rating (if new WP > new Raw)1226.4
Projected new highest rating1288.5
Projected new floor788.5
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1226.4
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 rating1217.8
Current Weighted rating1182.2
Current Weighted performance1173.0
Current official/published rating (highest between Raw, WR and WP)1217.8
Current highest rating achieved1288.5
Current floor (min rating allowed)788.5
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)±161.7
Current Raw change used (final)0.0
Projected new Raw rating1217.8
Projected new Weighed rating1088.1
Projected new Weighted performance1173.0
Projected new final Raw rating (if new WP > new Raw)1217.8
Projected new highest rating1288.5
Projected new floor788.5
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1217.8
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.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
13 Lardies Ope 2024 (U12) 2024/10/26 2024/10/26 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1233.0 1224.3 Analysis
12 2024 Curro Hazeldean High Open Chess Tournament (C) 2024/09/07 2024/09/07 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1265.5 1260.3 Analysis
11 2024 Etienne Lewis (U12) 2024/08/30 2024/09/01 Tshwane (GTP) Standard 90 0.94 7 7 3.0 1265.5 1260.3 Analysis
10 2024 Alekhine Open Chess Tournament (C) 2024/08/09 2024/08/10 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1197.5 1186.9 Analysis
9 D1 Gauteng North District School Closed 2024 (U11) 2024/08/03 2024/08/03 Tshwane (GTP) Standard 60 0.83 5 5 5.0 1197.5 1186.9 Analysis
8 Menlopark Open Chess Tournament 2024 (U12) 2024/07/13 2024/07/13 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1168.4 1161.7 Analysis
7 South African Open Chess Championship 2024 (C) 2024/07/04 2024/07/07 Ethekwini (KED) Standard 90 0.94 7 7 3.0 1168.4 1161.7 Analysis
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
38 Lardies Ope 2024 (U12) 2024/10/26 2024/10/26 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1233.0 1224.3 Analysis
37 2024 Curro Hazeldean High Open Chess Tournament (C) 2024/09/07 2024/09/07 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1265.5 1260.3 Analysis
36 2024 Etienne Lewis (U12) 2024/08/30 2024/09/01 Tshwane (GTP) Standard 90 0.94 7 7 3.0 1265.5 1260.3 Analysis
35 2024 Alekhine Open Chess Tournament (C) 2024/08/09 2024/08/10 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1197.5 1186.9 Analysis
34 D1 Gauteng North District School Closed 2024 (U11) 2024/08/03 2024/08/03 Tshwane (GTP) Standard 60 0.83 5 5 5.0 1197.5 1186.9 Analysis
33 Menlopark Open Chess Tournament 2024 (U12) 2024/07/13 2024/07/13 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1168.4 1161.7 Analysis
32 South African Open Chess Championship 2024 (C) 2024/07/04 2024/07/07 Ethekwini (KED) Standard 90 0.94 7 7 3.0 1168.4 1161.7 Analysis
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
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 69 32 2 35 33.0 47.8 -18.5 1229.1 1210.7
White 36 17 2 17 18.0 50.0 0.0 1222.0 1222.0
Black 33 15 0 18 15.0 45.5 -38.6 1237.0 1198.3
Standard All 69 32 2 35 33.0 47.8 -18.5 1229.1 1210.7
White 36 17 2 17 18.0 50.0 0.0 1222.0 1222.0
Black 33 15 0 18 15.0 45.5 -38.6 1237.0 1198.3
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 196 74 12 110 80.0 40.8 -78.1 1214.3 1136.3
White 98 34 7 57 37.5 38.3 -99.7 1216.4 1116.7
Black 98 40 5 53 42.5 43.4 -56.4 1212.2 1155.9
Standard All 196 74 12 110 80.0 40.8 -78.1 1214.3 1136.3
White 98 34 7 57 37.5 38.3 -99.7 1216.4 1116.7
Black 98 40 5 53 42.5 43.4 -56.4 1212.2 1155.9
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 2140135772 Potgieter, R (Raven) 3 1.5 1 1 1 50.0 1176.3 0.0 1176.3 View list
4 2130137401 Pistorius, A (Anabelle) 3 1.0 1 0 2 33.3 1107.2 -141.7 965.5 View list
5 1140148748 Tan, H (Herman Qiyuan) 3 1.0 1 0 2 33.3 1188.9 -141.7 1047.2 View list
6 2140134835 Fischer, M (Mione) 2 2.0 2 0 0 100.0 1168.8 425.0 1593.8 View list
7 1140148674 Weyer, E (Evan) 2 2.0 2 0 0 100.0 1126.2 425.0 1551.2 View list
8 2140137416 Ottermann, A (Ayla) 2 1.5 1 1 0 75.0 1177.5 212.5 1390.0 View list
9 1140135770 Oosthuizen, V (Vaughn) 2 1.0 1 0 1 50.0 1092.6 0.0 1092.6 View list
10 2140143861 Van Wyk, A (Ame) 2 1.0 1 0 1 50.0 1153.5 0.0 1153.5 View list
11 1140134057 Erwee, HP (Hermanus Philipus) 2 0.5 0 1 1 25.0 1220.2 -212.5 1007.7 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 2130157004 Beharry, A (Aurora) 1 1.0 1 0 0 100.0 1168.4 425.0 1593.4 View list