Player Page

Posthumus, T (Tristann)
Dob: 2009/07/20 (U16)
Gender: Male
Chess SA id: 1090154889
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2024/04/13 (33 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 rating1313.7
Curent Weighted rating1253.9
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1313.7
Current floor (min rating allowed)813.7
Current highest rating achieved1313.7
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)±141.0
Current Raw change used (final)0.0
Projected new Raw rating1313.7
Projected new Weighed rating1260.1
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1313.7
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1313.7
Projected new floor813.7
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 rating1275.2
Curent Weighted rating1218.5
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1275.2
Current floor (min rating allowed)775.2
Current highest rating achieved1275.2
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)±149.0
Current Raw change used (final)0.0
Projected new Raw rating1275.2
Projected new Weighed rating1223.7
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1275.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1275.2
Projected new floor775.2
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 rating1299.0
Curent Weighted rating1270.7
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1299.0
Current floor (min rating allowed)799.0
Current highest rating achieved1299.0
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)±144.0
Current Raw change used (final)0.0
Projected new Raw rating1299.0
Projected new Weighed rating1274.7
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1299.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1299.0
Projected new floor799.0
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 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)799.0
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 floor799.0
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
2 Westwood Open 2024 (A) 2024/04/13 2024/04/13 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1284.7 1224.1 Analysis
1 Benoni High Schools Cluster Individuals 2024 (U15 Boys) 2024/03/16 2024/03/16 Ekurhuleni (GE) Rapid 45 0.74 5 5 3.0 1265.0 1288.6 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
4 Westwood Open 2024 (A) 2024/04/13 2024/04/13 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1284.7 1224.1 Analysis
3 Benoni High Schools Cluster Individuals 2024 (U15 Boys) 2024/03/16 2024/03/16 Ekurhuleni (GE) Rapid 45 0.74 5 5 3.0 1265.0 1288.6 Analysis
2 Ekurhuleni Chess Spring Tournament 2023 (D) 2023/09/23 2023/09/23 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1252.7 1200.0 Analysis
1 Benoni Cluster High School League 2023 (U15 Open) 2023/05/06 2023/05/06 Ekurhuleni (GE) Rapid 30 0.60 5 5 5.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 10 6 0 4 6.0 60.0 85.0 1335.3 1420.3
White 5 3 0 2 3.0 60.0 85.0 1303.2 1388.2
Black 5 3 0 2 3.0 60.0 85.0 1367.4 1452.4
Standard All 5 3 0 2 3.0 60.0 85.0 1373.1 1458.1
White 3 2 0 1 2.0 66.7 141.7 1268.0 1409.7
Black 2 1 0 1 1.0 50.0 0.0 1530.7 1530.7
Rapid All 5 3 0 2 3.0 60.0 85.0 1297.5 1382.5
White 2 1 0 1 1.0 50.0 0.0 1356.0 1356.0
Black 3 2 0 1 2.0 66.7 141.7 1258.5 1400.2
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 20 14 0 6 14.0 70.0 170.0 1273.9 1443.9
White 10 7 0 3 7.0 70.0 170.0 1241.2 1411.2
Black 10 7 0 3 7.0 70.0 170.0 1306.7 1476.7
Standard All 10 6 0 4 6.0 60.0 85.0 1300.7 1385.7
White 5 3 0 2 3.0 60.0 85.0 1223.2 1308.2
Black 5 3 0 2 3.0 60.0 85.0 1378.2 1463.2
Rapid All 10 8 0 2 8.0 80.0 255.0 1247.2 1502.2
White 5 4 0 1 4.0 80.0 255.0 1259.2 1514.2
Black 5 4 0 1 4.0 80.0 255.0 1235.1 1490.1
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1090139565 Myburgh, X (Xuan) 2 2.0 2 0 0 100.0 1232.5 425.0 1657.5 View list
2 206088651 Bothma, L (Liandri) 1 1.0 1 0 0 100.0 1284.7 425.0 1709.7 View list
3 2100097359 Bothma, J (Jaculene) 1 1.0 1 0 0 100.0 1284.7 425.0 1709.7 View list
4 1100301182 Coetser, W (Wian) 1 1.0 1 0 0 100.0 1265.0 425.0 1690.0 View list
5 1120152983 Chen, Y (Yuqi) 1 1.0 1 0 0 100.0 1252.7 425.0 1677.7 View list
6 1120112257 Laeke, K (Kaleb) 1 1.0 1 0 0 100.0 1252.7 425.0 1677.7 View list
7 1090154876 Kleynhans, R (Ruan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 1090301187 Khosa, N (Nkanelo) 1 1.0 1 0 0 100.0 1265.0 425.0 1690.0 View list
9 1120151759 Voogt, A (Arno) 1 1.0 1 0 0 100.0 1252.7 425.0 1677.7 View list
10 1100157191 Sithole, B (Brendel) 1 1.0 1 0 0 100.0 1284.7 425.0 1709.7 View list
11 1080154893 Seopela, P (Phetolo) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
12 1080154882 Moll, T (Tian) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
13 2090154863 Allers, C (Christine) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
14 107088004 Zingoni, N (Ngaakudzwe) 1 0.0 0 0 1 0.0 1284.7 -425.0 859.7 View list
15 1100118105 Maharaj, M (Mihiir) 1 0.0 0 0 1 0.0 1265.0 -425.0 840.0 View list
16 209092675 Ramlall, S (Sanjana) 1 0.0 0 0 1 0.0 1284.7 -425.0 859.7 View list
17 1090135387 Del Grosso, G (Gianluca Gabriele) 1 0.0 0 0 1 0.0 1265.0 -425.0 840.0 View list
18 1060141960 Chen, X (Xi) 1 0.0 0 0 1 0.0 1252.7 -425.0 827.7 View list
19 2110151735 Ambrose, I (Isabella) 1 0.0 0 0 1 0.0 1252.7 -425.0 827.7 View list