Player Page

Koorbanally, J (James)
Dob: 2007/07/19 (U18)
Gender: Male
Chess SA id: 1070097632
FIDE id:
Region: Ethekwini (KED)
Citizen: RSA
Title(s):
Last active: 2023/03/04 (447 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 rating1343.2
Curent Weighted rating1342.7
Curent Weighted performance1071.9
Current official/published rating (highest between Raw, WR and WP)1343.2
Current floor (min rating allowed)876.9
Current highest rating achieved1376.9
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)±135.2
Current Raw change used (final)0.0
Projected new Raw rating1343.2
Projected new Weighed rating1342.5
Projected new Weighted performance1071.9
Projected new official/published rating (highest between new Raw, new WR and new WP)1343.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1376.9
Projected new floor876.9
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 rating1358.1
Curent Weighted rating1355.8
Curent Weighted performance1016.5
Current official/published rating (highest between Raw, WR and WP)1358.1
Current floor (min rating allowed)884.7
Current highest rating achieved1384.7
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)±132.4
Current Raw change used (final)0.0
Projected new Raw rating1358.1
Projected new Weighed rating1355.9
Projected new Weighted performance1016.5
Projected new official/published rating (highest between new Raw, new WR and new WP)1358.1
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1384.7
Projected new floor884.7
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 rating1204.8
Curent Weighted rating1208.2
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1208.2
Current floor (min rating allowed)741.2
Current highest rating achieved1241.2
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)±164.7
Current Raw change used (final)0.0
Projected new Raw rating1204.8
Projected new Weighed rating1207.3
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1207.3
Projected effective change (new Official - current Official)-0.8
Projected new highest rating1241.2
Projected new floor741.2
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 rating1244.0
Curent Weighted rating1244.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1244.0
Current floor (min rating allowed)741.2
Current highest rating achieved1244.0
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)±155.7
Current Raw change used (final)0.0
Projected new Raw rating1244.0
Projected new Weighed rating1244.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1244.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1244.0
Projected new floor741.2
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
18 Durban Chess Summer Championship 2023 (B) 2023/03/04 2023/03/04 Ethekwini (KED) Standard 60 0.83 5 5 3.5 1325.6 1336.1 Analysis
17 2023 La Lucia Rapid (A) 2023/01/21 2023/01/21 Ethekwini (KED) Rapid 25 0.54 6 6 2.0 1340.4 1241.2 Analysis
16 2022 Heritage Day Open (B) 2022/09/24 2022/09/25 Ethekwini (KED) Standard 60 0.83 6 6 3.0 1376.9 1384.7 Analysis
15 2022 KZN Open (B) 2022/04/30 2022/05/01 Ethekwini (KED) Standard 60 0.83 6 6 5.0 1321.3 1322.1 Analysis
14 2022 Umhlanga Rapid (B) 2022/01/29 2022/01/29 Ethekwini (KED) Rapid 25 0.54 6 6 4.0 1318.2 1200.0 Analysis
13 2020 ECA Youth Trials (U14) 2020/02/22 2020/02/23 Ethekwini (KED) Standard 60 0.83 6 6 4.0 1305.9 1308.4 Analysis
12 2020 Chess & Pizza January Blitz 2020/01/26 2020/01/26 Ethekwini (KED) Blitz 5 0.18 11 11 5.5 1282.3 1200.0 Analysis
11 2019 South African Junior Team Championships (U14A) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 4.0 1282.3 1288.2 Analysis
10 2019 Heritage Open (B) 2019/10/05 2019/10/06 Ethekwini (KED) Standard 60 0.83 6 6 4.0 1265.6 1267.0 Analysis
9 2019 Ethekwini 3rd Youth Trials (U14) 2019/07/20 2019/07/21 Ethekwini (KED) Standard 60 0.83 6 5 3.0 1263.5 1264.1 Analysis
8 2019 KZN Open (B) 2019/04/27 2019/04/28 Ethekwini (KED) Standard 60 0.83 6 5 2.0 1235.2 1247.2 Analysis
7 2019 Ethekwini Youth Trials 2nd (U14) 2019/04/13 2019/04/14 Ethekwini (KED) Standard 60 0.83 6 6 4.0 1235.2 1247.2 Analysis
6 2019 Ethekwini Open (B) 2019/03/30 2019/03/31 Ethekwini (KED) Standard 60 0.83 6 6 4.0 1174.8 1175.2 Analysis
5 2019 Ethekwini Youth Trials (U14) 2019/03/09 2019/03/10 Ethekwini (KED) Standard 60 0.83 6 6 4.0 1174.8 1175.2 Analysis
4 2019 JR Mthembu Memorial Swiss (Primary School) 2019/02/16 2019/02/17 Ethekwini (KED) Standard 60 0.83 5 5 3.0 1148.6 1141.6 Analysis
3 2018 Ethekwini Youth Trials 2 (U12) 2018/05/19 2018/05/20 Ethekwini (KED) Standard 60 0.83 6 5 3.0 1144.9 1135.6 Analysis
2 2018 Ethekwini Open (B) 2018/03/24 2018/03/25 Ethekwini (KED) Standard 60 0.83 6 6 3.5 1157.2 1148.4 Analysis
1 2018 Ethekwini Youth Trials (U12) 2018/02/24 2018/02/25 Ethekwini (KED) Standard 60 0.83 6 6 4.0 1200.0 1200.0 Analysis
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 109 61 9 39 65.5 60.1 85.8 1194.2 1280.0
White 56 35 6 15 38.0 67.9 151.8 1196.1 1347.9
Black 53 26 3 24 27.5 51.9 16.0 1192.1 1208.1
Standard All 86 50 8 28 54.0 62.8 108.7 1168.4 1277.1
White 45 28 6 11 31.0 68.9 160.6 1164.8 1325.3
Black 41 22 2 17 23.0 56.1 51.8 1172.3 1224.1
Rapid All 12 6 0 6 6.0 50.0 0.0 1286.4 1286.4
White 6 5 0 1 5.0 83.3 283.3 1216.8 1500.2
Black 6 1 0 5 1.0 16.7 -283.3 1356.0 1072.7
Blitz All 11 5 1 5 5.5 50.0 0.0 1295.4 1295.4
White 5 2 0 3 2.0 40.0 -85.0 1453.7 1368.7
Black 6 3 1 2 3.5 58.3 70.8 1163.5 1234.3
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 107082588 Ballim, Y (Yahya) 3 1.5 1 1 1 50.0 1202.8 0.0 1202.8 View list
2 1070099657 Moodley, B (Bhairava) 3 1.5 0 3 0 50.0 1268.2 0.0 1268.2 View list
3 1100097611 Narainsamy, T (Taygen) 2 2.0 2 0 0 100.0 1293.4 425.0 1718.4 View list
4 1070109586 Radhakrishna, S (Shohiel) 2 2.0 2 0 0 100.0 1206.0 425.0 1631.0 View list
5 108068293 Daniel, I (Isaiah) 2 1.0 1 0 1 50.0 1250.4 0.0 1250.4 View list
6 1060111177 Ganyaza, T (Thandolwethu) 2 1.0 1 0 1 50.0 1205.0 0.0 1205.0 View list
7 1090103646 Jugree, A (Arav) 2 1.0 1 0 1 50.0 1301.8 0.0 1301.8 View list
8 1110106568 Makaula, L (Lubanzi) 2 1.0 1 0 1 50.0 1319.8 0.0 1319.8 View list
9 1090112248 Subramoney, R (Riaan) 2 1.0 1 0 1 50.0 1319.8 0.0 1319.8 View list
10 108079781 Soojay, J (Jorah) 2 0.0 0 0 2 0.0 1253.0 -425.0 828.0 View list
11 108092581 Taljaard, C (Connor) 2 0.0 0 0 2 0.0 1295.6 -425.0 870.6 View list
12 1050099645 Bhika, Y (Yastir) 1 1.0 1 0 0 100.0 1157.2 425.0 1582.2 View list
13 1060147836 Dunkley, J (Jaydon) 1 1.0 1 0 0 100.0 1325.6 425.0 1750.6 View list
14 1050105383 Duma, A (Amkele) 1 1.0 1 0 0 100.0 1174.8 425.0 1599.8 View list
15 107080604 Dube, O (Olwethu) 1 1.0 1 0 0 100.0 1282.3 425.0 1707.3 View list
16 106087235 Du Preez, D (Dillon) 1 1.0 1 0 0 100.0 1282.3 425.0 1707.3 View list
17 2090135067 Dlamini, K (Khethelo) 1 1.0 1 0 0 100.0 1321.3 425.0 1746.3 View list
18 1080137835 Gopaul, K (Kevaughn) 1 1.0 1 0 0 100.0 1321.3 425.0 1746.3 View list
19 107080755 Appanna, S (Shaylin) 1 1.0 1 0 0 100.0 1174.8 425.0 1599.8 View list
20 1060111180 Chetty, E (Ethan) 1 1.0 1 0 0 100.0 1174.8 425.0 1599.8 View list