Player Page

Botha, L (Lorelei)
Dob: 2004/12/20 (Adult)
Gender: Female
Chess SA id: 2040132474
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s): PA
Last active: 2023/12/08 (280 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 rating1215.9
Current Weighted rating1218.9
Current Weighted performance1063.4
Current official/published rating (highest between Raw, WR and WP)1218.9
Current highest rating achieved1295.2
Current floor (min rating allowed)795.2
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)±162.1
Current Raw change used (final)0.0
Projected new Raw rating1215.9
Projected new Weighed rating1121.3
Projected new Weighted performance1063.4
Projected new final Raw rating (if new WP > new Raw)1215.9
Projected new highest rating1295.2
Projected new floor795.2
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1215.9
Projected effective change (new Official - current Official)-3.0
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 rating1209.2
Current Weighted rating1213.0
Current Weighted performance1063.4
Current official/published rating (highest between Raw, WR and WP)1213.0
Current highest rating achieved1297.1
Current floor (min rating allowed)797.1
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)±163.7
Current Raw change used (final)0.0
Projected new Raw rating1209.2
Projected new Weighed rating1115.8
Projected new Weighted performance1063.4
Projected new final Raw rating (if new WP > new Raw)1209.2
Projected new highest rating1297.1
Projected new floor797.1
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1209.2
Projected effective change (new Official - current Official)-3.8
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 rating1104.8
Current Weighted rating1104.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1104.8
Current highest rating achieved1104.8
Current floor (min rating allowed)604.8
Current K-factor40
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)±189.9
Current Raw change used (final)0.0
Projected new Raw rating1104.8
Projected new Weighed rating1016.4
Projected new Weighted performance202.4
Projected new final Raw rating (if new WP > new Raw)1104.8
Projected new highest rating1104.8
Projected new floor604.8
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1104.8
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
22 2023 USSA Championships (Ladies) 2023/12/04 2023/12/08 Ethekwini (KED) Standard 120 1.00 9 8 4.5 1220.2 1215.7 Analysis
21 CW Top Schools 2023 (Advanced) 2023/08/11 2023/08/13 West Coast (WCU) Standard 90 0.94 6 6 2.0 1221.6 1217.9 Analysis
20 WP Club League 2023 (B) 2023/07/29 2023/09/09 Cape Town (WCT) Standard 120 1.00 11 7 1.0 1253.7 1246.3 Analysis
19 2022 Etienne Lewis (U18+U20 Open+Girls) 2022/09/02 2022/09/04 Tshwane (GTP) Standard 90 0.94 7 6 2.5 1200.7 1198.8 Analysis
18 Ladies Tournament 9 August 2022 (Queen) 2022/08/09 2022/08/09 Tshwane (GTP) Standard 60 0.83 5 4 2.0 1161.0 1155.6 Analysis
17 South African Open 2022 (B) 2022/07/09 2022/07/17 Cape Town (WCT) Standard 120 1.00 11 11 3.5 1229.8 1220.8 Analysis
16 2022 Blou Bul Open (B) 2022/06/25 2022/06/26 Tshwane (GTP) Standard 90 0.94 5 5 1.0 1252.5 1244.9 Analysis
15 2022 Silver Lakes Chess Club Open Chess Tournament (B) 2022/05/14 2022/05/14 Tshwane (GTP) Standard 60 0.83 5 5 0.5 1295.2 1297.1 Analysis
14 2022 Lubowski Open Tournament (C) 2022/04/09 2022/04/10 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1171.2 1179.0 Analysis
13 South African Junior Closed Chess Championships 2022 (U18 Girls) 2022/03/28 2022/04/02 Chess South Africa (CSA) Standard 120 1.00 11 11 5.0 1171.2 1179.0 Analysis
12 Moja Open 2022 (Ladies) 2022/03/19 2022/03/22 Frances Baard (NCF) Standard 120 1.00 7 7 3.0 1182.5 1183.3 Analysis
11 2022 Chris Greyling Open (C) 2022/03/12 2022/03/12 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1182.5 1183.3 Analysis
10 2022 Gauteng Interregion (U16+U18 Girls) 2022/02/26 2022/02/26 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1187.0 1192.7 Analysis
9 2022 Tshwane Chess Open Registration Tournament (C2) 2022/01/29 2022/01/29 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1160.7 1163.9 Analysis
8 2021 Silver Lakes Chess Club Wednesday Rapid 2021/10/27 2021/10/27 Tshwane (GTP) Rapid 10 0.29 5 5 1.0 1174.1 1200.0 Analysis
7 2021 Etienne Lewis Closed Trials (U18+U20 Open) 2021/09/24 2021/09/26 Nelson Mandela Bay (ENM) Standard 90 0.94 7 6 1.0 1221.5 1213.2 Analysis
6 2021 Alekhine Open (D) 2021/08/14 2021/08/15 Tshwane (GTP) Standard 90 0.94 5 5 2.5 1218.7 1220.0 Analysis
5 2021 Chris Greyling Open Tournament (D) 2021/05/08 2021/05/08 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1130.2 1121.6 Analysis
4 2021 Lubowski Open Tournament (D) 2021/05/01 2021/05/02 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1130.2 1121.6 Analysis
3 2021 Blou Bul Tournament (C) 2021/04/10 2021/04/10 Mangaung (FMB) Standard 60 0.83 5 5 2.0 1128.9 1122.0 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 130 46 11 73 51.5 39.6 -88.3 1279.7 1191.4
White 63 17 5 41 19.5 31.0 -161.9 1303.3 1141.4
Black 67 29 6 32 32.0 47.8 -19.0 1257.4 1238.4
Standard All 125 45 11 69 50.5 40.4 -81.6 1282.7 1201.1
White 61 17 5 39 19.5 32.0 -153.3 1304.1 1150.8
Black 64 28 6 30 31.0 48.4 -13.3 1262.3 1249.1
Rapid All 5 1 0 4 1.0 20.0 -255.0 1204.0 949.0
White 2 0 0 2 0.0 0.0 -425.0 1281.0 856.0
Black 3 1 0 2 1.0 33.3 -141.7 1152.7 1011.1
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 207079679 Sibanda, AP (Andile Patience) 3 0.0 0 0 3 0.0 1183.8 -425.0 758.8 View list
2 2110101741 De Waal, N (Nadine) 2 1.5 1 1 0 75.0 1166.1 212.5 1378.6 View list
3 102082702 Pharo, K (Keenan) 2 1.5 1 1 0 75.0 1241.8 212.5 1454.3 View list
4 205067320 De Beer, J (Janka) 2 1.0 1 0 1 50.0 1211.8 0.0 1211.8 View list
5 1150130726 Badenhorst, D (Daniel) 2 1.0 1 0 1 50.0 1174.5 0.0 1174.5 View list
6 2060097845 Venter, Z (Zanri) 2 1.0 1 0 1 50.0 1193.8 0.0 1193.8 View list
7 110081021 Kutchoukov, I (Ivan) 2 0.5 0 1 1 25.0 1189.7 -212.5 977.2 View list
8 1050112480 Reddy, KS (Kashen Shivaan) 2 0.5 0 1 1 25.0 1211.1 -212.5 998.6 View list
9 205086771 Jacobs, L (Lenita) 2 0.0 0 0 2 0.0 1187.4 -425.0 762.4 View list
10 1050134035 Mouton, J (Jacques) 2 0.0 0 0 2 0.0 1186.0 -425.0 761.0 View list
11 2120108352 De Swardt, M (Mieke) 1 1.0 1 0 0 100.0 1112.0 425.0 1537.0 View list
12 1000106692 Christian, D (D) 1 1.0 1 0 0 100.0 1229.8 425.0 1654.8 View list
13 1130130727 Badenhorst, M (Matthew) 1 1.0 1 0 0 100.0 1130.2 425.0 1555.2 View list
14 1100134223 Asinguza, L (Lucas) 1 1.0 1 0 0 100.0 1130.2 425.0 1555.2 View list
15 2010111856 Boitshepo, R (Ramontsho) 1 1.0 1 0 0 100.0 1130.2 425.0 1555.2 View list
16 110088599 Bogaard, FK (Franco) 1 1.0 1 0 0 100.0 1182.5 425.0 1607.5 View list
17 1120097851 Beyers, S (Stephanus) 1 1.0 1 0 0 100.0 1112.0 425.0 1537.0 View list
18 206001830 Bent, C (Cierra) 1 1.0 1 0 0 100.0 1182.5 425.0 1607.5 View list
19 204051811 Diemieniet, P (Phoebe) 1 1.0 1 0 0 100.0 1171.2 425.0 1596.2 View list
20 1120133904 Fokker, CD (Christiaan Dirk) 1 1.0 1 0 0 100.0 1174.1 425.0 1599.1 View list