Player Page

Mahachi, R (Rolland)
Dob: 2007/12/04 (U18)
Gender: Male
Chess SA id: 1070308233
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2024/08/02 (113 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 rating1130.6
Current Weighted rating1190.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1190.0
Current highest rating achieved1205.9
Current floor (min rating allowed)705.9
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)±183.0
Current Raw change used (final)0.0
Projected new Raw rating1130.6
Projected new Weighed rating1094.4
Projected new Weighted performance552.5
Projected new final Raw rating (if new WP > new Raw)1130.6
Projected new highest rating1205.9
Projected new floor705.9
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1130.6
Projected effective change (new Official - current Official)-59.4
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 rating1098.8
Current Weighted rating1184.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1184.1
Current highest rating achieved1098.8
Current floor (min rating allowed)598.8
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)±191.5
Current Raw change used (final)0.0
Projected new Raw rating1098.8
Projected new Weighed rating1088.8
Projected new Weighted performance251.2
Projected new final Raw rating (if new WP > new Raw)1098.8
Projected new highest rating1098.8
Projected new floor598.8
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1098.8
Projected effective change (new Official - current Official)-85.3
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 rating1220.0
Current Weighted rating1206.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1220.0
Current highest rating achieved1220.0
Current floor (min rating allowed)720.0
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)±161.2
Current Raw change used (final)0.0
Projected new Raw rating1220.0
Projected new Weighed rating1109.7
Projected new Weighted performance396.4
Projected new final Raw rating (if new WP > new Raw)1220.0
Projected new highest rating1220.0
Projected new floor720.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1220.0
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 achieved0.0
Current floor (min rating allowed)700.0
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)±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 rating0.0
Projected new floor700.0
Projected new K-facor40
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.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
2 2024 D6 Team Finals (U19) 2024/08/02 2024/08/02 Ekurhuleni (GE) Standard 60 0.83 5 5 0.0 1205.9 1200.0 Analysis
1 2024 D6 Teams (Pool C U19) 2024/07/20 2024/07/20 Ekurhuleni (GE) Rapid 45 0.74 5 4 2.5 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
2 2024 D6 Team Finals (U19) 2024/08/02 2024/08/02 Ekurhuleni (GE) Standard 60 0.83 5 5 0.0 1205.9 1200.0 Analysis
1 2024 D6 Teams (Pool C U19) 2024/07/20 2024/07/20 Ekurhuleni (GE) Rapid 45 0.74 5 4 2.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 9 2 1 6 2.5 27.8 -188.9 1176.8 987.9
White 5 1 0 4 1.0 20.0 -255.0 1167.7 912.7
Black 4 1 1 2 1.5 37.5 -106.3 1188.2 1082.0
Standard All 5 0 0 5 0.0 0.0 -425.0 1209.0 784.0
White 3 0 0 3 0.0 0.0 -425.0 1230.7 805.7
Black 2 0 0 2 0.0 0.0 -425.0 1176.4 751.4
Rapid All 4 2 1 1 2.5 62.5 106.3 1136.6 1242.8
White 2 1 0 1 1.0 50.0 0.0 1073.2 1073.2
Black 2 1 1 0 1.5 75.0 212.5 1200.0 1412.5
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 9 2 1 6 2.5 27.8 -188.9 1176.8 987.9
White 5 1 0 4 1.0 20.0 -255.0 1167.7 912.7
Black 4 1 1 2 1.5 37.5 -106.3 1188.2 1082.0
Standard All 5 0 0 5 0.0 0.0 -425.0 1209.0 784.0
White 3 0 0 3 0.0 0.0 -425.0 1230.7 805.7
Black 2 0 0 2 0.0 0.0 -425.0 1176.4 751.4
Rapid All 4 2 1 1 2.5 62.5 106.3 1136.6 1242.8
White 2 1 0 1 1.0 50.0 0.0 1073.2 1073.2
Black 2 1 1 0 1.5 75.0 212.5 1200.0 1412.5
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 1050308232 Khangale, A (Asashanduki) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
2 1080308243 Nkunzane, N (Ntsako) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1060308234 Makuwerere, A (Ashley) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
4 1080162021 Wijnbeek, J (Johannes) 1 0.0 0 0 1 0.0 1205.9 -425.0 780.9 View list
5 1050101112 Van Der Merwe, C (Carel) 1 0.0 0 0 1 0.0 1205.9 -425.0 780.9 View list
6 1070308165 Shilubane, K (Keith) 1 0.0 0 0 1 0.0 1205.9 -425.0 780.9 View list
7 1060308288 Rathakolo, T (Tshepiso) 1 0.0 0 0 1 0.0 1205.9 -425.0 780.9 View list
8 1080308196 Nxele, M (Miracle) 1 0.0 0 0 1 0.0 1205.9 -425.0 780.9 View list
9 1060101318 Grobler, L (Louis) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list