Player Page

Niebuhr, R (Rohan)
Dob: 2012/02/02 (U14)
Gender: Male
Chess SA id: 1120130251
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2022/08/06 (648 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 rating1129.0
Curent Weighted rating1129.0
Curent Weighted performance789.8
Current official/published rating (highest between Raw, WR and WP)1129.0
Current floor (min rating allowed)667.4
Current highest rating achieved1167.4
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)±183.5
Current Raw change used (final)0.0
Projected new Raw rating1129.0
Projected new Weighed rating1129.0
Projected new Weighted performance789.8
Projected new official/published rating (highest between new Raw, new WR and new WP)1129.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1167.4
Projected new floor667.4
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 rating1159.2
Curent Weighted rating1159.3
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1159.3
Current floor (min rating allowed)669.2
Current highest rating achieved1169.2
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)±175.7
Current Raw change used (final)0.0
Projected new Raw rating1159.2
Projected new Weighed rating1159.2
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1159.2
Projected effective change (new Official - current Official)-0.1
Projected new highest rating1169.2
Projected new floor669.2
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 rating1108.0
Curent Weighted rating1108.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1108.0
Current floor (min rating allowed)656.8
Current highest rating achieved1156.8
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)±189.0
Current Raw change used (final)0.0
Projected new Raw rating1108.0
Projected new Weighed rating1108.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1108.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1156.8
Projected new floor656.8
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 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)656.8
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 floor656.8
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
5 Ekurhuleni-North Schools Teams 2022 (U11) 2022/08/06 2022/08/06 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1128.0 1169.2 Analysis
4 RMS Swiss For Rating of Players 2022 (U11) 2022/05/28 2022/05/28 Ekurhuleni (GE) Rapid 30 0.60 7 6 1.5 1161.4 1156.8 Analysis
3 ACB Premier 2022 (U11) 2022/03/21 2022/03/21 Ekurhuleni (GE) Standard 60 0.83 7 7 2.5 1167.4 1200.0 Analysis
2 ACB Premier 2022 (Primary School) 2022/03/19 2022/03/19 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1167.4 1200.0 Analysis
1 Laerskool Oosterkruin 2020 (U9) 2020/02/01 2020/02/01 Ekurhuleni (GE) Rapid 30 0.60 6 6 2.0 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 29 8 6 15 11.0 37.9 -102.6 1186.4 1083.8
White 16 3 3 10 4.5 28.1 -185.9 1194.5 1008.6
Black 13 5 3 5 6.5 50.0 0.0 1176.4 1176.4
Standard All 17 5 5 7 7.5 44.1 -50.0 1199.4 1149.4
White 9 2 2 5 3.0 33.3 -141.7 1214.2 1072.6
Black 8 3 3 2 4.5 56.3 53.1 1182.8 1235.9
Rapid All 12 3 1 8 3.5 29.2 -177.1 1168.0 990.9
White 7 1 1 5 1.5 21.4 -242.9 1169.2 926.3
Black 5 2 0 3 2.0 40.0 -85.0 1166.3 1081.3
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2110101536 Huebsch, K (Kaleigh) 2 0.0 0 0 2 0.0 1183.7 -425.0 758.7 View list
2 1110133787 Cloete, N (Nathan) 2 0.0 0 0 2 0.0 1144.7 -425.0 719.7 View list
3 1120139809 Prevette, J (Jordan) 1 1.0 1 0 0 100.0 1167.4 425.0 1592.4 View list
4 1120144413 Sibeko, P (Philansande) 1 1.0 1 0 0 100.0 1128.0 425.0 1553.0 View list
5 1120139509 Makola, L (Lesego) 1 1.0 1 0 0 100.0 1167.4 425.0 1592.4 View list
6 1120130250 Meyer, D (Dan Chante) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
7 1090139534 Cholo, K (Kgothatso) 1 1.0 1 0 0 100.0 1167.4 425.0 1592.4 View list
8 1110144416 Tsholobo, M (Mbali) 1 1.0 1 0 0 100.0 1128.0 425.0 1553.0 View list
9 1130130256 Van Vuuren, A (Angelique) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
10 1120141538 Weideman, R (Regardt) 1 1.0 1 0 0 100.0 1161.4 425.0 1586.4 View list
11 1120139506 Kotu, N (Nkateko) 1 0.5 0 1 0 50.0 1167.4 0.0 1167.4 View list
12 2110139503 Engelbrecht, J (Jana) 1 0.5 0 1 0 50.0 1161.4 0.0 1161.4 View list
13 1120139500 Breedt, C (Christiaan) 1 0.5 0 1 0 50.0 1167.4 0.0 1167.4 View list
14 1110139514 Melatse, I (Itumeleng) 1 0.5 0 1 0 50.0 1167.4 0.0 1167.4 View list
15 1120139816 Sompa, M (Mangaliso) 1 0.5 0 1 0 50.0 1167.4 0.0 1167.4 View list
16 1110139824 Van Rooyen, D (Dion) 1 0.5 0 1 0 50.0 1167.4 0.0 1167.4 View list
17 2110130253 Ruhling, M (Makayla) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
18 1110116460 Ramusha, N (Naledi) 1 0.0 0 0 1 0.0 1161.4 -425.0 736.4 View list
19 2120135381 Naude, J (Juliette) 1 0.0 0 0 1 0.0 1167.4 -425.0 742.4 View list
20 1110139518 Moshate, P (Prince) 1 0.0 0 0 1 0.0 1167.4 -425.0 742.4 View list