Player Page

Posthumus, R (Ruan)
Dob: 2006/02/14 (U20)
Gender: Male
Chess SA id: 1060101113
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2020/02/01 (1758 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 rating1134.0
Current Weighted rating1134.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1134.0
Current highest rating achieved1189.9
Current floor (min rating allowed)689.9
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)±182.2
Current Raw change used (final)0.0
Projected new Raw rating1134.0
Projected new Weighed rating1043.3
Projected new Weighted performance240.5
Projected new final Raw rating (if new WP > new Raw)1134.0
Projected new highest rating1189.9
Projected new floor689.9
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1134.0
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 rating1186.0
Current Weighted rating1186.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1186.0
Current highest rating achieved1186.0
Current floor (min rating allowed)686.0
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)±169.2
Current Raw change used (final)0.0
Projected new Raw rating1186.0
Projected new Weighed rating1091.1
Projected new Weighted performance149.1
Projected new final Raw rating (if new WP > new Raw)1186.0
Projected new highest rating1186.0
Projected new floor686.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1186.0
Projected effective change (new Official - current Official)=0.0
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 rating1080.0
Current Weighted rating1080.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1080.0
Current highest rating achieved1184.0
Current floor (min rating allowed)684.0
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)±196.7
Current Raw change used (final)0.0
Projected new Raw rating1080.0
Projected new Weighed rating993.6
Projected new Weighted performance123.4
Projected new final Raw rating (if new WP > new Raw)1080.0
Projected new highest rating1184.0
Projected new floor684.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1080.0
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 Grey College Team Championship 2020 (B) 2020/01/31 2020/02/01 Mangaung (FMB) Standard 60 0.83 5 4 2.0 1135.7 1200.0 Analysis
2 2019 Super 12 Laerskole (Seniors) 2019/05/04 2019/05/04 Tshwane (GTP) Rapid 30 0.60 5 5 1.0 1189.9 1184.0 Analysis
1 2018 Super 12 (Senior) 2018/05/05 2018/05/05 Tshwane (GTP) Rapid 30 0.60 5 5 3.0 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 14 6 0 8 6.0 42.9 -60.7 1018.0 957.3
White 6 3 0 3 3.0 50.0 0.0 1028.2 1028.2
Black 8 3 0 5 3.0 37.5 -106.3 1010.5 904.2
Standard All 4 2 0 2 2.0 50.0 0.0 1124.3 1124.3
White 2 1 0 1 1.0 50.0 0.0 1141.8 1141.8
Black 2 1 0 1 1.0 50.0 0.0 1106.7 1106.7
Rapid All 10 4 0 6 4.0 40.0 -85.0 975.6 890.6
White 4 2 0 2 2.0 50.0 0.0 971.3 971.3
Black 6 2 0 4 2.0 33.3 -141.7 978.4 836.7
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 206077174 Dyason, N (Nicola) 1 1.0 1 0 0 100.0 1189.9 425.0 1614.9 View list
2 107086094 Beukes, J (Jeandre) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1060130209 Barnabas, B (Brydyn) 1 1.0 1 0 0 100.0 1135.7 425.0 1560.7 View list
4 1060100309 Ackerman, E (Ethan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 1060130227 Mahlakaza, T (Thembane) 1 1.0 1 0 0 100.0 1135.7 425.0 1560.7 View list
6 1060101107 Wiggil, D (Dylan Thomas) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
7 107045506 Tennant, J (Jason) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
8 106090903 Roodt, J (Jaques) 1 0.0 0 0 1 0.0 1189.9 -425.0 764.9 View list
9 106044725 Mostert, AG (Adriaan) 1 0.0 0 0 1 0.0 1189.9 -425.0 764.9 View list
10 103049168 Jongbloed, C (Chad) 1 0.0 0 0 1 0.0 1135.7 -425.0 710.7 View list
11 102057181 Du Preez, A (Andre) 1 0.0 0 0 1 0.0 1135.7 -425.0 710.7 View list
12 1050101099 Du Plessis, E (Eugene) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
13 206079575 De Jongh, K (Kayla) 1 0.0 0 0 1 0.0 1189.9 -425.0 764.9 View list
14 108081020 Coertse, J (Jaimi) 1 0.0 0 0 1 0.0 1189.9 -425.0 764.9 View list