Player Page

Botha, A (Arno)
Dob: 2014/01/08 (U12)
Gender: Male
Chess SA id: 1140158487
FIDE id:
Region: West Rand (GWR)
Citizen: RSA
Title(s):
Last active: 2024/10/04 (51 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 rating1225.9
Current Weighted rating1248.0
Current Weighted performance1139.2
Current official/published rating (highest between Raw, WR and WP)1248.0
Current highest rating achieved1291.9
Current floor (min rating allowed)791.9
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)±159.8
Current Raw change used (final)0.0
Projected new Raw rating1225.9
Projected new Weighed rating1149.2
Projected new Weighted performance1139.2
Projected new final Raw rating (if new WP > new Raw)1225.9
Projected new highest rating1291.9
Projected new floor791.9
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1225.9
Projected effective change (new Official - current Official)-22.1
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 rating1222.2
Current Weighted rating1255.2
Current Weighted performance1139.2
Current official/published rating (highest between Raw, WR and WP)1255.2
Current highest rating achieved1305.4
Current floor (min rating allowed)805.4
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)±160.7
Current Raw change used (final)0.0
Projected new Raw rating1222.2
Projected new Weighed rating1155.9
Projected new Weighted performance1139.2
Projected new final Raw rating (if new WP > new Raw)1222.2
Projected new highest rating1305.4
Projected new floor805.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1222.2
Projected effective change (new Official - current Official)-33.0
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
3 Gauteng Top Schools 2024 (U11 Open) 2024/10/04 2024/10/04 Ekurhuleni (GE) Standard 60 0.83 5 5 1.0 1291.9 1305.4 Analysis
2 D2 School League Finals 2024 (U11) 2024/07/20 2024/07/20 West Rand (GWR) Standard 60 0.83 5 5 4.0 1254.3 1263.3 Analysis
1 2024 D2 Schools Individuals (U11 Boys) 2024/05/04 2024/05/04 West Rand (GWR) Standard 60 0.83 5 5 3.0 1238.8 1245.7 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
5 Gauteng Top Schools 2024 (U11 Open) 2024/10/04 2024/10/04 Ekurhuleni (GE) Standard 60 0.83 5 5 1.0 1291.9 1305.4 Analysis
4 D2 School League Finals 2024 (U11) 2024/07/20 2024/07/20 West Rand (GWR) Standard 60 0.83 5 5 4.0 1254.3 1263.3 Analysis
3 2024 D2 Schools Individuals (U11 Boys) 2024/05/04 2024/05/04 West Rand (GWR) Standard 60 0.83 5 5 3.0 1238.8 1245.7 Analysis
2 2023 Gauteng Top Schools (U9 Mixed) 2023/08/18 2023/08/18 West Rand (GWR) Standard 60 0.83 5 4 2.0 1243.9 1252.9 Analysis
1 D2 School League Finals 2023 (U9) 2023/07/22 2023/07/22 West Rand (GWR) Standard 60 0.83 7 5 4.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 15 8 0 7 8.0 53.3 28.3 1210.9 1239.3
White 8 5 0 3 5.0 62.5 106.3 1202.9 1309.2
Black 7 3 0 4 3.0 42.9 -60.7 1220.1 1159.3
Standard All 15 8 0 7 8.0 53.3 28.3 1210.9 1239.3
White 8 5 0 3 5.0 62.5 106.3 1202.9 1309.2
Black 7 3 0 4 3.0 42.9 -60.7 1220.1 1159.3
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 24 14 0 10 14.0 58.3 70.8 1208.8 1279.6
White 13 8 0 5 8.0 61.5 98.1 1208.9 1307.0
Black 11 6 0 5 6.0 54.5 38.6 1208.6 1247.2
Standard All 24 14 0 10 14.0 58.3 70.8 1208.8 1279.6
White 13 8 0 5 8.0 61.5 98.1 1208.9 1307.0
Black 11 6 0 5 6.0 54.5 38.6 1208.6 1247.2
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 2150156385 Vis, K (Katlego) 2 0.0 0 0 2 0.0 1227.2 -425.0 802.2 View list
2 1140192196 Albrecht, R (Righardt) 1 1.0 1 0 0 100.0 1254.3 425.0 1679.3 View list
3 1130161856 Lesuthu, K (Kholiso) 1 1.0 1 0 0 100.0 1254.3 425.0 1679.3 View list
4 1140303053 Lambane, K (Katlego) 1 1.0 1 0 0 100.0 1238.8 425.0 1663.8 View list
5 1140156374 Kock, T (Tayegan Daniel) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 1140149227 Geldenhuys, Z (Zian) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
7 2140145695 Ebersohn, C (Chrisne) 1 1.0 1 0 0 100.0 1243.9 425.0 1668.9 View list
8 2140157465 Mampane, T (Tlotlego) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 1130303054 Magodielo, S (Siyabulela) 1 1.0 1 0 0 100.0 1238.8 425.0 1663.8 View list
10 2130303066 Mbele, L (Lesego) 1 1.0 1 0 0 100.0 1254.3 425.0 1679.3 View list
11 1140139808 Pillay, P (Prishalen) 1 1.0 1 0 0 100.0 1243.9 425.0 1668.9 View list
12 1140303057 Mope, T (Tshwarelo) 1 1.0 1 0 0 100.0 1238.8 425.0 1663.8 View list
13 1140158499 Van Heerden, H (Hugo Roberto) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
14 1140145724 Spies, R (Ruben) 1 1.0 1 0 0 100.0 1291.9 425.0 1716.9 View list
15 1140306751 Woodcock, J (Jason Rison) 1 1.0 1 0 0 100.0 1254.3 425.0 1679.3 View list
16 1130300262 Sibanda, B (Blessing) 1 0.0 0 0 1 0.0 1291.9 -425.0 866.9 View list
17 1140306015 Rosslee, S (Stephanus Johannes) 1 0.0 0 0 1 0.0 1291.9 -425.0 866.9 View list
18 1140300400 Mnguni, A (Aphile) 1 0.0 0 0 1 0.0 1291.9 -425.0 866.9 View list
19 1140303055 Mmbadi, U (Ukhandango) 1 0.0 0 0 1 0.0 1238.8 -425.0 813.8 View list
20 1140161300 Mcgregor, N (Nathan) 1 0.0 0 0 1 0.0 1243.9 -425.0 818.9 View list