Player Page

Acho, CT (Christiaan)
Dob: 1997/03/07 (Adult)
Gender: Male
Chess SA id: 197000143
FIDE id:
Region: Mangaung (FMB)
Citizen: RSA
Title(s):
Last active: 2024/02/10 (131 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 rating2056.8
Current Weighted rating2008.5
Current Weighted performance1741.3
Current official/published rating (highest between Raw, WR and WP)2056.8
Current highest rating achieved2056.8
Current floor (min rating allowed)1556.8
Current K-factor20
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)±48.9
Current Raw change used (final)0.0
Projected new Raw rating2056.8
Projected new Weighed rating1849.0
Projected new Weighted performance1741.3
Projected new final Raw rating (if new WP > new Raw)2056.8
Projected new highest rating2056.8
Projected new floor1556.8
Projected new K-facor20
Projected new official/published rating (highest between new Raw, new WR and new WP)2056.8
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 rating2053.5
Current Weighted rating2005.7
Current Weighted performance1630.0
Current official/published rating (highest between Raw, WR and WP)2053.5
Current highest rating achieved2053.5
Current floor (min rating allowed)1553.5
Current K-factor20
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)±49.1
Current Raw change used (final)0.0
Projected new Raw rating2053.5
Projected new Weighed rating1846.4
Projected new Weighted performance1630.0
Projected new final Raw rating (if new WP > new Raw)2053.5
Projected new highest rating2053.5
Projected new floor1553.5
Projected new K-facor20
Projected new official/published rating (highest between new Raw, new WR and new WP)2053.5
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 rating1985.0
Current Weighted rating1959.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1985.0
Current highest rating achieved1985.0
Current floor (min rating allowed)1485.0
Current K-factor24
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)±54.2
Current Raw change used (final)0.0
Projected new Raw rating1985.0
Projected new Weighed rating1803.7
Projected new Weighted performance1108.8
Projected new final Raw rating (if new WP > new Raw)1985.0
Projected new highest rating1985.0
Projected new floor1485.0
Projected new K-facor24
Projected new official/published rating (highest between new Raw, new WR and new WP)1985.0
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 rating1943.2
Current Weighted rating1943.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1943.2
Current highest rating achieved1948.0
Current floor (min rating allowed)1448.0
Current K-factor24
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)±57.5
Current Raw change used (final)0.0
Projected new Raw rating1943.2
Projected new Weighed rating1787.7
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1948.0
Projected new floor1448.0
Projected new K-facor24
Projected new official/published rating (highest between new Raw, new WR and new WP)1943.2
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 Mangaung Metro Chess 10 February 2024 (A) 2024/02/10 2024/02/10 Mangaung (FMB) Rapid 32 0.63 5 5 5.0 2051.2 1971.8 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
15 Mangaung Metro Chess 10 February 2024 (A) 2024/02/10 2024/02/10 Mangaung (FMB) Rapid 32 0.63 5 5 5.0 2051.2 1971.8 Analysis
14 University of Limpopo Chess Tournament 2023 (Open) 2023/10/14 2023/10/14 Capricorn (LCP) Rapid 50 0.77 5 5 5.0 1972.8 1943.2 Analysis
13 2023 Moja Chess Extravaganza (Prestige) 2023/09/30 2023/10/04 Frances Baard (NCF) Standard 120 1.00 9 9 5.5 1972.8 1971.2 Analysis
12 Mzansi Fide Open 2023 (Prestige) 2023/04/27 2023/05/01 Johannesburg Metro (GJM) Standard 150 1.00 6 6 3.5 1973.5 1971.2 Analysis
11 Moja Open 2022 (GM/IM Norm) 2022/03/19 2022/03/27 Frances Baard (NCF) Standard 150 1.00 9 9 4.0 1913.5 1911.0 Analysis
10 Piet Robertse 2022 (A) 2022/02/04 2022/02/05 Tshwane (GTP) Standard 60 0.83 7 7 4.0 1936.2 1937.9 Analysis
9 2022 Tshwane Chess Open Registration Tournament (A) 2022/01/29 2022/01/29 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1921.9 1920.4 Analysis
8 Free State Closed 2019 (A) 2019/09/27 2019/09/28 Mangaung (FMB) Standard 90 0.94 5 5 3.0 1961.8 1962.9 Analysis
7 Mangaung Metro Chess 31 May to 1 June 2019 (A+B) 2019/05/31 2019/06/01 Mangaung (FMB) Standard 62 0.84 5 5 4.5 1971.5 1974.4 Analysis
6 2019 Capablanca Chess Festival (RR A) 2019/04/18 2019/04/22 Tshwane (GTP) Standard 135 1.00 9 9 4.5 1963.8 1967.4 Analysis
5 Moja Chess Club FIDE Open 2019 (A) 2019/03/21 2019/03/24 Frances Baard (NCF) Standard 120 1.00 7 7 5.5 1953.2 1955.2 Analysis
4 Morris Club Challenge 2019 2019/02/16 2019/02/16 Mangaung (FMB) Standard 60 0.83 5 5 5.0 1944.6 1944.6 Analysis
3 Mangaung Metro Chess 1-2 February 2019 (A) 2019/02/01 2019/02/02 Mangaung (FMB) Standard 62 0.84 5 5 5.0 1944.6 1944.6 Analysis
2 Mangaung Metro Chess 18-19 January 2019 (A) 2019/01/18 2019/01/19 Mangaung (FMB) Standard 62 0.84 5 5 4.0 1948.2 1949.2 Analysis
1 Morris Club Challenge 2018 2018/02/17 2018/02/17 Mangaung (FMB) Standard 60 0.83 5 4 4.0 1943.2 1943.2 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 5 5 0 0 5.0 100.0 425.0 1611.2 2036.2
White 3 3 0 0 3.0 100.0 425.0 1500.6 1925.6
Black 2 2 0 0 2.0 100.0 425.0 1777.2 2202.2
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 5 5 0 0 5.0 100.0 425.0 1611.2 2036.2
White 3 3 0 0 3.0 100.0 425.0 1500.6 1925.6
Black 2 2 0 0 2.0 100.0 425.0 1777.2 2202.2
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 91 62 9 20 66.5 73.1 196.2 1722.1 1918.3
White 47 38 2 7 39.0 83.0 280.3 1637.7 1918.0
Black 44 24 7 13 27.5 62.5 106.3 1812.3 1918.5
Standard All 81 52 9 20 56.5 69.8 167.9 1744.9 1912.8
White 42 33 2 7 34.0 81.0 263.1 1655.2 1918.3
Black 39 19 7 13 22.5 57.7 65.4 1841.6 1906.9
Rapid All 10 10 0 0 10.0 100.0 425.0 1537.5 1962.5
White 5 5 0 0 5.0 100.0 425.0 1490.8 1915.8
Black 5 5 0 0 5.0 100.0 425.0 1584.1 2009.1
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 107052210 Kotze, CJ (Christiaan) 3 3.0 3 0 0 100.0 1989.1 425.0 2414.1 View list
2 198034674 Sikwati, L (Lizo) 3 2.5 2 1 0 83.3 1958.1 283.3 2241.4 View list
3 194020362 Manaba, T (Thembani) 2 1.0 1 0 1 50.0 1952.5 0.0 1952.5 View list
4 101050584 Mazibuko, K (Khanya) 2 1.0 1 0 1 50.0 1968.3 0.0 1968.3 View list
5 103022974 Mhango, BF (Banele) 2 1.0 1 0 1 50.0 1924.8 0.0 1924.8 View list
6 101023373 Mlahleki, V (Vusimuzi) 2 0.0 0 0 2 0.0 1968.7 -425.0 1543.7 View list
7 186000996 Baatjies, TW (Thsepo) 1 1.0 1 0 0 100.0 1944.6 425.0 2369.6 View list
8 196050021 Khalema, S (Sechaba) 1 1.0 1 0 0 100.0 1948.2 425.0 2373.2 View list
9 187057118 Kaulule Siame, K (Kela) 1 1.0 1 0 0 100.0 1913.5 425.0 2338.5 View list
10 171012594 Hlalele, JR (Joe) 1 1.0 1 0 0 100.0 1948.2 425.0 2373.2 View list
11 102053241 Buchner, E (Eduard) 1 1.0 1 0 0 100.0 1944.6 425.0 2369.6 View list
12 294011237 Grobbelaar, J (Jacqui) 1 1.0 1 0 0 100.0 1921.9 425.0 2346.9 View list
13 107069733 Grace, G (Garran) 1 1.0 1 0 0 100.0 1944.6 425.0 2369.6 View list
14 193010202 Gandi, MB (Mqiniselo) 1 1.0 1 0 0 100.0 1953.2 425.0 2378.2 View list
15 110086011 Felix, R (Raphael) 1 1.0 1 0 0 100.0 1921.9 425.0 2346.9 View list
16 297009288 February, JN (Jesse) 1 1.0 1 0 0 100.0 1963.8 425.0 2388.8 View list
17 160006655 De Lange, C (Christo) 1 1.0 1 0 0 100.0 1944.6 425.0 2369.6 View list
18 1980097043 Coetzee, TH (Tebogo Hendrik) 1 1.0 1 0 0 100.0 1944.6 425.0 2369.6 View list
19 101005265 Coetzee, RJ (Ruhandre) 1 1.0 1 0 0 100.0 1943.2 425.0 2368.2 View list
20 179004605 Chinoruma, T (Taurai) 1 1.0 1 0 0 100.0 1973.5 425.0 2398.5 View list