Player Page

Backhouse, L (Leandre)
Dob: 2013/02/26 (U12)
Gender: Male
Chess SA id: 1130141553
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2024/03/09 (70 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 rating1182.4
Curent Weighted rating1226.9
Curent Weighted performance1062.4
Current official/published rating (highest between Raw, WR and WP)1226.9
Current floor (min rating allowed)760.5
Current highest rating achieved1260.5
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)±170.0
Current Raw change used (final)0.0
Projected new Raw rating1182.4
Projected new Weighed rating1222.4
Projected new Weighted performance1062.4
Projected new official/published rating (highest between new Raw, new WR and new WP)1222.4
Projected effective change (new Official - current Official)-4.5
Projected new highest rating1260.5
Projected new floor760.5
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 rating1136.7
Curent Weighted rating1193.4
Curent Weighted performance946.2
Current official/published rating (highest between Raw, WR and WP)1193.4
Current floor (min rating allowed)726.3
Current highest rating achieved1226.3
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)±181.5
Current Raw change used (final)0.0
Projected new Raw rating1136.7
Projected new Weighed rating1187.9
Projected new Weighted performance946.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1187.9
Projected effective change (new Official - current Official)-5.5
Projected new highest rating1226.3
Projected new floor726.3
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 rating1266.0
Curent Weighted rating1296.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1296.0
Current floor (min rating allowed)801.6
Current highest rating achieved1301.6
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)±150.9
Current Raw change used (final)0.0
Projected new Raw rating1266.0
Projected new Weighed rating1293.4
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1293.4
Projected effective change (new Official - current Official)-2.6
Projected new highest rating1301.6
Projected new floor801.6
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)801.6
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 floor801.6
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
3 Benoni Primary School Cluster Individuals 2024 (U11 Boys) 2024/03/09 2024/03/09 Ekurhuleni (GE) Rapid 30 0.60 5 5 2.0 1185.4 1300.9 Analysis
2 Laerskool Northmead Proewe 2024 (U11) 2024/02/10 2024/02/10 Ekurhuleni (GE) Rapid 30 0.60 5 5 3.0 1166.2 1301.6 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U12C) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 0.0 1244.7 1216.6 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
9 Benoni Primary School Cluster Individuals 2024 (U11 Boys) 2024/03/09 2024/03/09 Ekurhuleni (GE) Rapid 30 0.60 5 5 2.0 1185.4 1300.9 Analysis
8 Laerskool Northmead Proewe 2024 (U11) 2024/02/10 2024/02/10 Ekurhuleni (GE) Rapid 30 0.60 5 5 3.0 1166.2 1301.6 Analysis
7 2024 Gauteng Inter-Region Chess Championship (U12C) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 0.0 1244.7 1216.6 Analysis
6 Ekurhuleni Trials 2 2023 (U12) 2023/04/22 2023/04/22 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1232.7 1196.8 Analysis
5 Ekhuruleni Chess Trials 1 2023 (U12) 2023/03/25 2023/03/25 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1259.3 1226.3 Analysis
4 Ekurhuleni-North Schools Teams 2022 (U9) 2022/08/06 2022/08/06 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1260.5 1221.6 Analysis
3 ACB Invitation Chess Tournament 2022 (U9) 2022/06/11 2022/06/11 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1257.2 1207.6 Analysis
2 RMS Swiss For Rating of Players 2022 (U9) 2022/05/28 2022/05/28 Ekurhuleni (GE) Rapid 30 0.60 7 5 5.0 1200.0 1200.0 Analysis
1 Ekurhuleni-North Schools Finals Indiv 2022 (U9 Boys) 2022/05/13 2022/05/13 Ekurhuleni (GE) Standard 60 0.83 5 5 2.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 15 5 0 10 5.0 33.3 -141.7 1258.3 1116.6
White 9 3 0 6 3.0 33.3 -141.7 1288.4 1146.7
Black 6 2 0 4 2.0 33.3 -141.7 1213.2 1071.5
Standard All 5 0 0 5 0.0 0.0 -425.0 1282.0 857.0
White 3 0 0 3 0.0 0.0 -425.0 1300.2 875.2
Black 2 0 0 2 0.0 0.0 -425.0 1254.8 829.8
Rapid All 10 5 0 5 5.0 50.0 0.0 1246.5 1246.5
White 6 3 0 3 3.0 50.0 0.0 1282.5 1282.5
Black 4 2 0 2 2.0 50.0 0.0 1192.4 1192.4
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 45 23 1 21 23.5 52.2 18.9 1210.4 1229.3
White 23 12 0 11 12.0 52.2 18.5 1244.6 1263.1
Black 22 11 1 10 11.5 52.3 19.3 1174.6 1193.9
Standard All 30 13 1 16 13.5 45.0 -42.5 1212.2 1169.7
White 15 7 0 8 7.0 46.7 -28.3 1235.4 1207.1
Black 15 6 1 8 6.5 43.3 -56.7 1189.0 1132.4
Rapid All 15 10 0 5 10.0 66.7 141.7 1206.7 1348.3
White 8 5 0 3 5.0 62.5 106.3 1261.9 1368.1
Black 7 5 0 2 5.0 71.4 182.1 1143.6 1325.7
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 2130107813 Labuschagne, A (Anandi) 2 1.0 1 0 1 50.0 1230.3 0.0 1230.3 View list
2 1140141575 Stroebel, L (Ludrik) 2 0.0 0 0 2 0.0 1175.8 -425.0 750.8 View list
3 1130148470 Britt, E (Elijah) 1 1.0 1 0 0 100.0 1257.2 425.0 1682.2 View list
4 1130192018 Botha, Z (Zanroux) 1 1.0 1 0 0 100.0 1166.2 425.0 1591.2 View list
5 2130141402 Botha, R (Rochelle) 1 1.0 1 0 0 100.0 1232.7 425.0 1657.7 View list
6 2120152981 Botha, C (Cale) 1 1.0 1 0 0 100.0 1259.3 425.0 1684.3 View list
7 1130139606 Bodha, A (Aryan Aiden) 1 1.0 1 0 0 100.0 1260.5 425.0 1685.5 View list
8 1130141560 Dlamini, S (Sihle) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 1140192025 Henderson, E (Elihu) 1 1.0 1 0 0 100.0 1166.2 425.0 1591.2 View list
10 2130141404 Govender, L (Leah) 1 1.0 1 0 0 100.0 1257.2 425.0 1682.2 View list
11 2130139794 Fivaz, K (Kaylee) 1 1.0 1 0 0 100.0 1260.5 425.0 1685.5 View list
12 2140144437 Kubheka, N (Nqobile) 1 1.0 1 0 0 100.0 1260.5 425.0 1685.5 View list
13 1130141563 Kluge, J (John) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
14 1140133384 Janse Van Rensburg, H (Heinrich-Johan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
15 1140301229 Heydenreich, J (Jayden) 1 1.0 1 0 0 100.0 1185.4 425.0 1610.4 View list
16 2130135894 Mabuza, N (Nondumiso) 1 1.0 1 0 0 100.0 1259.3 425.0 1684.3 View list
17 2120154003 Makaka, N (Nkoloseko) 1 1.0 1 0 0 100.0 1232.7 425.0 1657.7 View list
18 2130154005 Malan, K (Kristen) 1 1.0 1 0 0 100.0 1232.7 425.0 1657.7 View list
19 2130141567 Mostert, W (Widine) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
20 2130142666 O`brien, A (Ava) 1 1.0 1 0 0 100.0 1257.2 425.0 1682.2 View list