Player Page

Stelloh, A (Alexander)
Dob: 2017/01/09 (U8)
Gender: Male
Chess SA id: 1170147325
FIDE id:
Region: Johannesburg Matro (GJM)
Citizen: RSA
Title(s):
Last active: 2024/05/04 (15 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 rating1355.1
Curent Weighted rating1267.6
Curent Weighted performance1333.7
Current official/published rating (highest between Raw, WR and WP)1355.1
Current floor (min rating allowed)882.2
Current highest rating achieved1382.2
Current K-factor36
Games played this month14
Score (S)7.0
Expected score (We)7.44
Difference (S-We)-0.44
Current Raw change (no limits, including tournament time weight)-16.3
Current min/max change allowed (with limits)±132.9
Current Raw change used (final)-16.3
Projected new Raw rating1338.8
Projected new Weighed rating1275.5
Projected new Weighted performance1333.7
Projected new official/published rating (highest between new Raw, new WR and new WP)1338.8
Projected effective change (new Official - current Official)-16.3
Projected new highest rating1382.2
Projected new floor882.2
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 rating1378.3
Curent Weighted rating1288.4
Curent Weighted performance1369.7
Current official/published rating (highest between Raw, WR and WP)1378.3
Current floor (min rating allowed)884.9
Current highest rating achieved1384.9
Current K-factor36
Games played this month14
Score (S)7.0
Expected score (We)7.84
Difference (S-We)-0.84
Current Raw change (no limits, including tournament time weight)-30.2
Current min/max change allowed (with limits)±128.6
Current Raw change used (final)-30.2
Projected new Raw rating1348.1
Projected new Weighed rating1295.8
Projected new Weighted performance1369.7
Projected new official/published rating (highest between new Raw, new WR and new WP)1369.7
Projected effective change (new Official - current Official)-8.6
Projected new highest rating1384.9
Projected new floor884.9
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 rating1233.0
Curent Weighted rating1203.8
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1233.0
Current floor (min rating allowed)733.0
Current highest rating achieved1233.0
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)±158.2
Current Raw change used (final)0.0
Projected new Raw rating1233.0
Projected new Weighed rating1206.4
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1233.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1233.0
Projected new floor733.0
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 rating998.4
Curent Weighted rating1039.5
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1039.5
Current floor (min rating allowed)733.0
Current highest rating achieved1125.6
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)±221.0
Current Raw change used (final)0.0
Projected new Raw rating998.4
Projected new Weighed rating1033.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1033.0
Projected effective change (new Official - current Official)-6.5
Projected new highest rating1125.6
Projected new floor733.0
Projected new K-facor40
Tournaments
Tournament: JMC Helpmekaar Kollege Tournament 2024 (U8)
Start: 2024/05/04  End: 2024/05/04  Host: GJM  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 3.0
Main rating: 1355.1  Rating gain/loss: 2.4
Type rating: 1378.3  Rating gain/loss: -1.4
Analysis
Tournament: South African Junior Closed Chess Championship 2024 (U8 Open)
Start: 2024/04/27  End: 2024/05/01  Host: GE  Type: Standard   Time: 120  Time weight: 1.00  Rounds: 9
Games: 9  Score: 4.0
Main rating: 1355.1  Rating gain/loss: -18.7
Type rating: 1378.3  Rating gain/loss: -28.8
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
11 JMC Helpmekaar Kollege Tournament 2024 (U8) 2024/05/04 2024/05/04 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1355.1 1378.3 Analysis
10 South African Junior Closed Chess Championship 2024 (U8 Open) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 9 4.0 1355.1 1378.3 Analysis
9 2024 Silver Lakes Open Chess Tournament (E) 2024/04/20 2024/04/20 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1327.6 1344.3 Analysis
8 CPH St Andrew's Rapid 2024 (D) 2024/03/30 2024/03/30 Ekurhuleni (GE) Rapid 20 0.47 5 5 3.0 1316.1 1213.6 Analysis
7 1st Knights Open Tournament 2024 (U8) 2024/03/23 2024/03/23 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1316.1 1352.6 Analysis
6 JNW Open - Classic - Crawford 2024 (U8) 2024/03/09 2024/03/09 Johannesburg Metro (GJM) Standard 60 0.83 5 4 1.0 1316.1 1352.6 Analysis
5 JMC Unika School Tournament 2024 2024/03/02 2024/03/02 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.5 1316.1 1352.6 Analysis
4 Chess Power House 1st Rapid 2024 (D) 2024/02/24 2024/02/24 Johannesburg Metro (GJM) Rapid 20 0.47 5 5 3.0 1249.8 1196.8 Analysis
3 2024 Blou Bul Open Chess Tournament (F) 2024/02/10 2024/02/10 Tshwane (GTP) Standard 60 0.83 5 5 5.0 1249.8 1254.2 Analysis
2 JMC Kick Off Tournament 2024 (U8) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1227.3 1240.5 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U8) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1227.3 1240.5 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
34 JMC Helpmekaar Kollege Tournament 2024 (U8) 2024/05/04 2024/05/04 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1355.1 1378.3 Analysis
33 South African Junior Closed Chess Championship 2024 (U8 Open) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 9 4.0 1355.1 1378.3 Analysis
32 2024 Silver Lakes Open Chess Tournament (E) 2024/04/20 2024/04/20 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1327.6 1344.3 Analysis
31 CPH St Andrew's Rapid 2024 (D) 2024/03/30 2024/03/30 Ekurhuleni (GE) Rapid 20 0.47 5 5 3.0 1316.1 1213.6 Analysis
30 1st Knights Open Tournament 2024 (U8) 2024/03/23 2024/03/23 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1316.1 1352.6 Analysis
29 JNW Open - Classic - Crawford 2024 (U8) 2024/03/09 2024/03/09 Johannesburg Metro (GJM) Standard 60 0.83 5 4 1.0 1316.1 1352.6 Analysis
28 JMC Unika School Tournament 2024 2024/03/02 2024/03/02 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.5 1316.1 1352.6 Analysis
27 Chess Power House 1st Rapid 2024 (D) 2024/02/24 2024/02/24 Johannesburg Metro (GJM) Rapid 20 0.47 5 5 3.0 1249.8 1196.8 Analysis
26 2024 Blou Bul Open Chess Tournament (F) 2024/02/10 2024/02/10 Tshwane (GTP) Standard 60 0.83 5 5 5.0 1249.8 1254.2 Analysis
25 JMC Kick Off Tournament 2024 (U8) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1227.3 1240.5 Analysis
24 2024 Gauteng Inter-Region Chess Championship (U8) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1227.3 1240.5 Analysis
23 2023 Cross Border Chess Championships Gaborone vs Bojanala 2023/12/14 2023/12/14 Botswana (BOT) Standard 65 0.85 9 8 4.0 1237.6 1265.0 Analysis
22 Bojanala's Merry ChessMas 2023 (Big Pawns) 2023/12/09 2023/12/09 Bojanala Platina (NBR) Standard 60 0.83 5 5 4.0 1237.6 1265.0 Analysis
21 Africawide Chess Championship 2023 (Development A) 2023/11/04 2023/11/04 Johannesburg Metro (GJM) Standard 90 0.94 5 5 2.5 1220.3 1255.6 Analysis
20 2023 Tuks Open Chess Tournament (E+F) 2023/10/07 2023/10/07 Tshwane (GTP) Standard 60 0.83 5 5 1.0 1328.6 1383.3 Analysis
19 2023 Moja Chess Extravaganza (C) 2023/09/30 2023/10/01 Frances Baard (NCF) Standard 65 0.85 5 4 0.0 1328.6 1383.3 Analysis
18 Bojanala's Spring Cleaning 2023 (Litle Pawns) 2023/08/26 2023/08/26 Bojanala Platina (NBR) Standard 60 0.83 5 4 4.0 1294.8 1328.4 Analysis
17 Chess Power House 2023 (D) 2023/08/19 2023/08/19 Johannesburg Metro (GJM) Standard 90 0.94 5 5 3.0 1294.8 1328.4 Analysis
16 JMC Closed Aug 2023 (U8) 2023/08/04 2023/08/06 Johannesburg Metro (GJM) Standard 90 0.94 6 6 3.0 1294.8 1328.4 Analysis
15 JMC - The Higher Ground Restaurant 2nd Blitz Event 2023 2023/07/30 2023/07/30 Johannesburg Metro (GJM) Blitz 8 0.25 7 6 0.0 1353.0 1125.6 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 58 36 1 21 36.5 62.9 109.9 1246.3 1356.2
White 31 20 1 10 20.5 66.1 137.1 1235.5 1372.6
Black 27 16 0 11 16.0 59.3 78.7 1258.7 1337.4
Standard All 48 30 1 17 30.5 63.5 115.1 1251.9 1367.0
White 25 16 1 8 16.5 66.0 136.0 1239.8 1375.8
Black 23 14 0 9 14.0 60.9 92.4 1265.0 1357.4
Rapid All 10 6 0 4 6.0 60.0 85.0 1219.6 1304.6
White 6 4 0 2 4.0 66.7 141.7 1217.7 1359.4
Black 4 2 0 2 2.0 50.0 0.0 1222.3 1222.3
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 178 90 6 82 93.0 52.2 19.1 1222.5 1241.6
White 94 50 4 40 52.0 55.3 45.2 1212.3 1257.5
Black 84 40 2 42 41.0 48.8 -10.1 1233.9 1223.8
Standard All 151 80 6 65 83.0 55.0 42.2 1225.2 1267.4
White 79 44 4 31 46.0 58.2 69.9 1214.2 1284.1
Black 72 36 2 34 37.0 51.4 11.8 1237.2 1249.0
Rapid All 14 8 0 6 8.0 57.1 60.7 1210.8 1271.6
White 8 5 0 3 5.0 62.5 106.3 1213.3 1319.5
Black 6 3 0 3 3.0 50.0 0.0 1207.6 1207.6
Blitz All 13 2 0 11 2.0 15.4 -294.2 1204.0 909.8
White 7 1 0 6 1.0 14.3 -303.6 1189.7 886.2
Black 6 1 0 5 1.0 16.7 -283.3 1220.6 937.3
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1170155747 Koorts, L (Lukas) 7 0.5 0 1 6 7.1 1297.7 -364.3 933.4 View list
2 1180147825 Conradie, D (David) 4 3.0 3 0 1 75.0 1301.2 212.5 1513.7 View list
3 2170151830 Malemane, A (Atlehang Faith) 4 2.5 2 1 1 62.5 1297.8 106.3 1404.0 View list
4 1160143816 Pelser, A (Aidan) 4 1.5 1 1 2 37.5 1275.2 -106.3 1168.9 View list
5 1170145156 Botha, E (Erasmus Albertus) 3 3.0 3 0 0 100.0 1176.8 425.0 1601.8 View list
6 1170157327 Bekker, J (Jacobus) 3 3.0 3 0 0 100.0 1309.8 425.0 1734.8 View list
7 2170191352 Kgwale, K (Keratilwe) 3 2.0 2 0 1 66.7 1271.9 141.7 1413.6 View list
8 1170134515 Deysel, Z (Zachariah) 3 1.0 1 0 2 33.3 1286.5 -141.7 1144.8 View list
9 1160151828 Du Pisani, M (Malcom) 3 1.0 1 0 2 33.3 1343.3 -141.7 1201.7 View list
10 1160156767 De Jager, L (Luado) 2 2.0 2 0 0 100.0 1296.3 425.0 1721.3 View list
11 1170143024 Ebersohn, C (Christiaan) 2 2.0 2 0 0 100.0 1277.4 425.0 1702.4 View list
12 1160155757 Hlabangwane, N (Ntwanano) 2 2.0 2 0 0 100.0 1323.9 425.0 1748.9 View list
13 2170191603 Joubert, Z (Zani) 2 2.0 2 0 0 100.0 1335.6 425.0 1760.6 View list
14 1170154203 Kwint, S (Samuel) 2 2.0 2 0 0 100.0 1285.1 425.0 1710.1 View list
15 2160146473 Pilane, O (Ogone) 2 2.0 2 0 0 100.0 1109.5 425.0 1534.5 View list
16 1170162033 Sahoo, S (Shaurya) 2 2.0 2 0 0 100.0 1316.1 425.0 1741.1 View list
17 1170149169 Barkhuizen, R (Reuben) 2 1.5 1 1 0 75.0 1163.4 212.5 1375.9 View list
18 2160143809 Gerber, Z (Zoe) 2 1.0 1 0 1 50.0 1226.3 0.0 1226.3 View list
19 1170144069 Kruger, T (Thinus Pieter) 2 1.0 1 0 1 50.0 1168.3 0.0 1168.3 View list
20 1160134896 Loots, A (Albert) 2 1.0 1 0 1 50.0 1281.5 0.0 1281.5 View list