Player Page

Stelloh, A (Alexander)
Dob: 2017/09/01 (U8)
Gender: Male
Chess SA id: 1170147325
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Last active: 2024/10/19 (21 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 rating1329.3
Current Weighted rating1321.3
Current Weighted performance1248.9
Current official/published rating (highest between Raw, WR and WP)1329.3
Current highest rating achieved1424.6
Current floor (min rating allowed)924.6
Current K-factor32
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)±137.9
Current Raw change used (final)0.0
Projected new Raw rating1329.3
Projected new Weighed rating1218.4
Projected new Weighted performance1248.9
Projected new final Raw rating (if new WP > new Raw)1329.3
Projected new highest rating1424.6
Projected new floor924.6
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1329.3
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 rating1319.2
Current Weighted rating1335.3
Current Weighted performance1248.9
Current official/published rating (highest between Raw, WR and WP)1335.3
Current highest rating achieved1428.7
Current floor (min rating allowed)928.7
Current K-factor32
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)±139.9
Current Raw change used (final)0.0
Projected new Raw rating1319.2
Projected new Weighed rating1231.2
Projected new Weighted performance1248.9
Projected new final Raw rating (if new WP > new Raw)1319.2
Projected new highest rating1428.7
Projected new floor928.7
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1319.2
Projected effective change (new Official - current Official)-16.1
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 rating1233.0
Current Weighted rating1217.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1233.0
Current highest rating achieved1233.0
Current floor (min rating allowed)733.0
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 rating1120.7
Projected new Weighted performance895.4
Projected new final Raw rating (if new WP > new Raw)1233.0
Projected new highest rating1233.0
Projected new floor733.0
Projected new K-facor36
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
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 rating998.4
Current Weighted rating1010.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1010.3
Current highest rating achieved1125.6
Current floor (min rating allowed)625.6
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 rating927.4
Projected new Weighted performance426.0
Projected new final Raw rating (if new WP > new Raw)998.4
Projected new highest rating1125.6
Projected new floor625.6
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)998.4
Projected effective change (new Official - current Official)-11.9
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
18 Laerskool Doringkloof Primary Open Chess Tournament 2024 (U8) 2024/10/19 2024/10/19 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1336.2 1326.6 Analysis
17 Knight Riders Spring Chess Tournament 2024 (U8+U10) 2024/09/28 2024/09/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1406.9 1412.7 Analysis
16 2024 Moja Chess Extravaganza (D) 2024/09/25 2024/09/26 Frances Baard (NCF) Standard 62 0.84 5 5 1.0 1406.9 1412.7 Analysis
15 Bojanala's FIDE In The Sparkling Waters 2024 (Young Junior Champs) 2024/08/17 2024/08/17 Bojanala Platina (NBR) Standard 120 1.00 5 5 3.0 1424.6 1428.7 Analysis
14 JMC Closed 2024 (U8) 2024/08/09 2024/08/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.5 1424.6 1428.7 Analysis
13 JMC Trinityhouse Randpark Ridge 2024 (U8) 2024/07/13 2024/07/13 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1385.1 1404.7 Analysis
12 JMC Trinityhouse Little Falls 2024 (U8) 2024/06/02 2024/06/02 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1338.8 1348.1 Analysis
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
41 Laerskool Doringkloof Primary Open Chess Tournament 2024 (U8) 2024/10/19 2024/10/19 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1336.2 1326.6 Analysis
40 Knight Riders Spring Chess Tournament 2024 (U8+U10) 2024/09/28 2024/09/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1406.9 1412.7 Analysis
39 2024 Moja Chess Extravaganza (D) 2024/09/25 2024/09/26 Frances Baard (NCF) Standard 62 0.84 5 5 1.0 1406.9 1412.7 Analysis
38 Bojanala's FIDE In The Sparkling Waters 2024 (Young Junior Champs) 2024/08/17 2024/08/17 Bojanala Platina (NBR) Standard 120 1.00 5 5 3.0 1424.6 1428.7 Analysis
37 JMC Closed 2024 (U8) 2024/08/09 2024/08/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.5 1424.6 1428.7 Analysis
36 JMC Trinityhouse Randpark Ridge 2024 (U8) 2024/07/13 2024/07/13 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1385.1 1404.7 Analysis
35 JMC Trinityhouse Little Falls 2024 (U8) 2024/06/02 2024/06/02 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1338.8 1348.1 Analysis
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
123
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 93 57 2 34 58.0 62.4 105.1 1249.0 1354.1
White 49 31 1 17 31.5 64.3 121.4 1228.1 1349.5
Black 44 26 1 17 26.5 60.2 86.9 1272.3 1359.2
Standard All 83 51 2 30 52.0 62.7 107.5 1252.5 1360.1
White 43 27 1 15 27.5 64.0 118.6 1229.5 1348.1
Black 40 24 1 15 24.5 61.3 95.6 1277.3 1372.9
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 213 111 7 95 114.5 53.8 31.9 1227.6 1259.5
White 112 61 4 47 63.0 56.3 53.1 1212.8 1265.9
Black 101 50 3 48 51.5 51.0 8.4 1244.0 1252.4
Standard All 186 101 7 78 104.5 56.2 52.6 1230.5 1283.0
White 97 55 4 38 57.0 58.8 74.5 1214.4 1288.9
Black 89 46 3 40 47.5 53.4 28.7 1248.0 1276.7
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) 8 0.5 0 1 7 6.3 1313.5 -371.9 941.7 View list
2 2170151830 Malemane, A (Atlehang Faith) 7 4.5 4 1 2 64.3 1331.7 121.4 1453.1 View list
3 1170157327 Bekker, J (Jacobus) 4 4.0 4 0 0 100.0 1317.0 425.0 1742.0 View list
4 1180147825 Conradie, D (David) 4 3.0 3 0 1 75.0 1301.2 212.5 1513.7 View list
5 1170145156 Botha, E (Erasmus Albertus) 4 3.0 3 0 1 75.0 1238.7 212.5 1451.2 View list
6 1170162033 Sahoo, S (Shaurya) 4 3.0 3 0 1 75.0 1338.4 212.5 1550.9 View list
7 1160143816 Pelser, A (Aidan) 4 1.5 1 1 2 37.5 1275.2 -106.3 1168.9 View list
8 1160155757 Hlabangwane, N (Ntwanano) 3 3.0 3 0 0 100.0 1351.6 425.0 1776.6 View list
9 2170191603 Joubert, Z (Zani) 3 3.0 3 0 0 100.0 1365.3 425.0 1790.3 View list
10 2170191352 Kgwale, K (Keratilwe) 3 2.0 2 0 1 66.7 1271.9 141.7 1413.6 View list
11 1170134515 Deysel, Z (Zachariah) 3 1.0 1 0 2 33.3 1286.5 -141.7 1144.8 View list
12 1160151828 Du Pisani, M (Malcom) 3 1.0 1 0 2 33.3 1343.3 -141.7 1201.7 View list
13 1160156767 De Jager, L (Luado) 2 2.0 2 0 0 100.0 1296.3 425.0 1721.3 View list
14 1170143024 Ebersohn, C (Christiaan) 2 2.0 2 0 0 100.0 1277.4 425.0 1702.4 View list
15 1180303048 Fischer, E (Ernst) 2 2.0 2 0 0 100.0 1381.7 425.0 1806.7 View list
16 1170149591 Kgame, K (Kgosi Otshepeng) 2 2.0 2 0 0 100.0 1359.7 425.0 1784.7 View list
17 1170154203 Kwint, S (Samuel) 2 2.0 2 0 0 100.0 1285.1 425.0 1710.1 View list
18 2170303049 Levitan, E (Eliana) 2 2.0 2 0 0 100.0 1389.8 425.0 1814.8 View list
19 2160146473 Pilane, O (Ogone) 2 2.0 2 0 0 100.0 1109.5 425.0 1534.5 View list
20 1180301744 Van Eeden, C (Cilliers) 2 2.0 2 0 0 100.0 1404.8 425.0 1829.8 View list