Player Page

Pretorius, S (Stephan Nicolaas)
Dob: 2013/09/16 (U12)
Gender: Male
Chess SA id: 1130144044
FIDE id:
Region: Bojanala Platina (NBR)
Citizen: RSA
Title(s):
Last active: 2023/08/19 (273 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 rating1191.0
Curent Weighted rating1175.9
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1191.0
Current floor (min rating allowed)691.0
Current highest rating achieved1191.0
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)±168.0
Current Raw change used (final)0.0
Projected new Raw rating1191.0
Projected new Weighed rating1177.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1191.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1191.0
Projected new floor691.0
Projected new K-facor40
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 rating1132.4
Curent Weighted rating1134.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1134.0
Current floor (min rating allowed)647.2
Current highest rating achieved1147.2
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)±182.6
Current Raw change used (final)0.0
Projected new Raw rating1132.4
Projected new Weighed rating1133.4
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1133.4
Projected effective change (new Official - current Official)-0.5
Projected new highest rating1147.2
Projected new floor647.2
Projected new K-facor40
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 rating1258.4
Curent Weighted rating1238.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1258.4
Current floor (min rating allowed)758.4
Current highest rating achieved1258.4
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)±152.6
Current Raw change used (final)0.0
Projected new Raw rating1258.4
Projected new Weighed rating1240.7
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1258.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1258.4
Projected new floor758.4
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 rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)758.4
Current highest rating achieved1200.0
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 rating1200.0
Projected new Weighted performance
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
Projected new highest rating1200.0
Projected new floor758.4
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
4 Bojanala School League 2023 (U11) 2023/08/19 2023/08/19 Bojanala Platina (NBR) Rapid 40 0.70 5 5 4.0 1143.4 1200.0 Analysis
3 Harties Wolf Pack 2023 (Knights) 2023/01/21 2023/01/21 Bojanala Platina (NBR) Standard 62 0.84 5 5 2.0 1158.2 1147.2 Analysis
2 2nd One For The Ages 2022 (U10) 2022/07/30 2022/07/30 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.5 1200.0 1200.0 Analysis
1 Bojanala Chess Federation Clash of Schools 2022 (PS Juniors) 2022/07/23 2022/07/23 Bojanala Platina (NBR) Standard 60 0.83 4 4 1.0 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 19 9 1 9 9.5 50.0 0.0 1176.0 1176.0
White 10 3 1 6 3.5 35.0 -127.5 1187.8 1060.3
Black 9 6 0 3 6.0 66.7 141.7 1162.8 1304.5
Standard All 14 5 1 8 5.5 39.3 -91.1 1173.0 1081.9
White 7 1 1 5 1.5 21.4 -242.9 1183.6 940.8
Black 7 4 0 3 4.0 57.1 60.7 1162.3 1223.0
Rapid All 5 4 0 1 4.0 80.0 255.0 1184.4 1439.4
White 3 2 0 1 2.0 66.7 141.7 1197.4 1339.1
Black 2 2 0 0 2.0 100.0 425.0 1164.8 1589.8
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 1160144268 Heyneke, R (Rj) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
2 1130141719 Gaboutlwelwe, K (Kgosi) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 2130141558 De Beer, M (Maroshe Jaqueline) 1 1.0 1 0 0 100.0 1158.2 425.0 1583.2 View list
4 1130160037 Joutse, T (Thibello) 1 1.0 1 0 0 100.0 1143.4 425.0 1568.4 View list
5 1130160042 Tolo, R (Reatlegile) 1 1.0 1 0 0 100.0 1143.4 425.0 1568.4 View list
6 2060148736 Ramothwala, T (Tiisetso) 1 1.0 1 0 0 100.0 1158.2 425.0 1583.2 View list
7 1130141731 Netangaheni, N (Ndiene) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 1120118795 Mynhardt, MF (Mienka Francis) 1 1.0 1 0 0 100.0 1143.4 425.0 1568.4 View list
9 1110160038 Martinson, A (Andriko) 1 1.0 1 0 0 100.0 1143.4 425.0 1568.4 View list
10 2140144035 Kakana, N (Nqobile) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
11 2070145129 Lekgabe, O (Olaotse Ipeleng) 1 0.0 0 0 1 0.0 1158.2 -425.0 733.2 View list
12 1120144278 Moabi, K (Kopano) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
13 1120144242 Matima, T (Tshimologo) 1 0.0 0 0 1 0.0 1158.2 -425.0 733.2 View list
14 1120118777 Masilo, K (Kgodiso) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
15 2120144269 Hlapho, N (Nala) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
16 1140135620 Britz, B (Benjamin) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
17 2130154460 Bekker, M (Maggie) 1 0.0 0 0 1 0.0 1143.4 -425.0 718.4 View list
18 1060148717 Du Preez, A (Amrin) 1 0.0 0 0 1 0.0 1158.2 -425.0 733.2 View list
19 1130136669 Diedericks, T (Tyler) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list