Player Page

Brown, J (Joshua)
Dob: 2011/04/11 (U14)
Gender: Male
Chess SA id: 1110156975
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/05/18 (61 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 rating1290.6
Current Weighted rating1216.8
Current Weighted performance1286.5
Current official/published rating (highest between Raw, WR and WP)1290.6
Current highest rating achieved1290.6
Current floor (min rating allowed)790.6
Current K-factor36
Games played this month-4
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)±145.7
Current Raw change used (final)0.0
Projected new Raw rating1290.6
Projected new Weighed rating1120.1
Projected new Weighted performance1286.5
Projected new final Raw rating (if new WP > new Raw)1290.6
Projected new highest rating1290.6
Projected new floor790.6
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1290.6
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 rating1237.4
Current Weighted rating1213.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1237.4
Current highest rating achieved1237.4
Current floor (min rating allowed)737.4
Current K-factor36
Games played this month-4
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)±157.2
Current Raw change used (final)0.0
Projected new Raw rating1237.4
Projected new Weighed rating1117.1
Projected new Weighted performance429.0
Projected new final Raw rating (if new WP > new Raw)1237.4
Projected new highest rating1237.4
Projected new floor737.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1237.4
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 rating1340.5
Current Weighted rating1214.7
Current Weighted performance1316.2
Current official/published rating (highest between Raw, WR and WP)1340.5
Current highest rating achieved1340.5
Current floor (min rating allowed)840.5
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)±135.7
Current Raw change used (final)0.0
Projected new Raw rating1340.5
Projected new Weighed rating1118.2
Projected new Weighted performance1316.2
Projected new final Raw rating (if new WP > new Raw)1340.5
Projected new highest rating1340.5
Projected new floor840.5
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1340.5
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
4 Cape Town Junior League Finals 2024 (U13 Open B) 2024/05/18 2024/05/18 Cape Town (WCT) Rapid 25 0.54 6 6 5.0 1208.4 1169.0 Analysis
3 Cape Town Junior League - Qualifier 2 2024 (U13) 2024/04/20 2024/04/20 Cape Town (WCT) Rapid 25 0.54 6 5 4.5 1208.4 1169.0 Analysis
2 Cape Town Junior League Qualifier 2024 (U13 Open) 2024/04/06 2024/04/06 Cape Town (WCT) Rapid 25 0.54 6 5 1.5 1219.7 1176.2 Analysis
1 North District School Trials 2024 (U13 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 5 3.5 1187.1 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
11 Cape Town Junior League Finals 2024 (U13 Open B) 2024/05/18 2024/05/18 Cape Town (WCT) Rapid 25 0.54 6 6 5.0 1208.4 1169.0 Analysis
10 Cape Town Junior League - Qualifier 2 2024 (U13) 2024/04/20 2024/04/20 Cape Town (WCT) Rapid 25 0.54 6 5 4.5 1208.4 1169.0 Analysis
9 Cape Town Junior League Qualifier 2024 (U13 Open) 2024/04/06 2024/04/06 Cape Town (WCT) Rapid 25 0.54 6 5 1.5 1219.7 1176.2 Analysis
8 North District School Trials 2024 (U13 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 5 3.5 1187.1 1200.0 Analysis
7 Kraaifontein Open 2023 (U14) 2023/12/09 2023/12/09 Cape Town (WCT) Rapid 30 0.60 6 6 1.0 1214.5 1230.2 Analysis
6 Cape Town Junior Chess League Finals 2023 (U16A) 2023/09/16 2023/09/16 Cape Town (WCT) Rapid 25 0.54 7 7 3.5 1195.1 1188.8 Analysis
5 Cape Town Junior Chess League - Round 1 2023 (U16B) 2023/07/22 2023/07/22 Cape Town (WCT) Rapid 25 0.54 7 3 1.0 1205.8 1207.9 Analysis
4 Curro Durbanville Chess Open Rapid 2023 (U14) 2023/07/15 2023/07/15 Cape Town (WCT) Rapid 35 0.66 6 6 2.5 1205.8 1207.9 Analysis
3 GPCA Rapid 2023 (U14) 2023/06/24 2023/06/24 Cape Town (WCT) Rapid 25 0.54 7 7 3.0 1189.7 1159.3 Analysis
2 Cape Town Junior League 2nd Qualifier 2023 (U16) 2023/06/03 2023/06/03 Cape Town (WCT) Rapid 25 0.54 6 3 2.0 1189.7 1159.3 Analysis
1 Cape Town Junior Chess League Q1 2023 2023/05/13 2023/05/13 Cape Town (WCT) Rapid 25 0.54 7 5 1.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 21 13 3 5 14.5 69.0 161.9 1231.3 1393.2
White 9 4 2 3 5.0 55.6 47.2 1249.7 1296.9
Black 12 9 1 2 9.5 79.2 247.9 1217.4 1465.3
Standard All 5 3 1 1 3.5 70.0 170.0 1194.7 1364.7
White 2 0 1 1 0.5 25.0 -212.5 1200.0 987.5
Black 3 3 0 0 3.0 100.0 425.0 1191.2 1616.2
Rapid All 16 10 2 4 11.0 68.8 159.4 1242.7 1402.1
White 7 4 1 2 4.5 64.3 121.4 1263.9 1385.3
Black 9 6 1 2 6.5 72.2 188.9 1226.2 1415.1
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
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 58 25 8 25 29.0 50.0 0.0 1262.6 1262.6
White 27 11 3 13 12.5 46.3 -31.5 1274.2 1242.8
Black 31 14 5 12 16.5 53.2 27.4 1252.5 1280.0
Standard All 5 3 1 1 3.5 70.0 170.0 1194.7 1364.7
White 2 0 1 1 0.5 25.0 -212.5 1200.0 987.5
Black 3 3 0 0 3.0 100.0 425.0 1191.2 1616.2
Rapid All 53 22 7 24 25.5 48.1 -16.0 1269.1 1253.0
White 25 11 2 12 12.0 48.0 -17.0 1280.2 1263.2
Black 28 11 5 12 13.5 48.2 -15.2 1259.1 1243.9
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 1080146888 Mupereki, L (Leeroy) 2 1.0 1 0 1 50.0 1200.4 0.0 1200.4 View list
2 1100150162 Joubert, E (Ethan) 2 0.0 0 0 2 0.0 1200.4 -425.0 775.4 View list
3 1130146856 Ruiters, C (Cade) 2 0.0 0 0 2 0.0 1201.8 -425.0 776.8 View list
4 1110193628 De Kock, T (Tertius) 1 1.0 1 0 0 100.0 1187.1 425.0 1612.1 View list
5 1110150423 Grobbelaar, R (Ruan) 1 1.0 1 0 0 100.0 1187.1 425.0 1612.1 View list
6 1110193634 Gregson, E (Ethan) 1 1.0 1 0 0 100.0 1187.1 425.0 1612.1 View list
7 1140193598 Gerber, S (Stefan) 1 1.0 1 0 0 100.0 1219.7 425.0 1644.7 View list
8 1100158995 Gamildien, I (Imaad) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 1080157058 Ferreira, M (Marko) 1 1.0 1 0 0 100.0 1195.1 425.0 1620.1 View list
10 1090146588 Johannes, L (Llewellyn) 1 1.0 1 0 0 100.0 1205.8 425.0 1630.8 View list
11 108087782 Jonkers, T (Tristan) 1 1.0 1 0 0 100.0 1195.1 425.0 1620.1 View list
12 2170191527 Kirthan, V (Venya) 1 1.0 1 0 0 100.0 1208.4 425.0 1633.4 View list
13 1110132982 Macilikishe, A (Anda) 1 1.0 1 0 0 100.0 1208.4 425.0 1633.4 View list
14 1100147480 Makoromoke, T (Tadiwa) 1 1.0 1 0 0 100.0 1205.8 425.0 1630.8 View list
15 2110147733 Matthee, A (Alexa) 1 1.0 1 0 0 100.0 1208.4 425.0 1633.4 View list
16 2110134086 Mavuso, T (Thimna) 1 1.0 1 0 0 100.0 1189.7 425.0 1614.7 View list
17 1120158988 Memani, M (Mpho) 1 1.0 1 0 0 100.0 1208.4 425.0 1633.4 View list
18 1100157963 Mills, G (Gabriel) 1 1.0 1 0 0 100.0 1189.7 425.0 1614.7 View list
19 1110301961 Mkhwanazi, S (Siyabonga) 1 1.0 1 0 0 100.0 1208.4 425.0 1633.4 View list
20 1120162360 Mnothoza, L (Lonwabo) 1 1.0 1 0 0 100.0 1208.4 425.0 1633.4 View list