EST Kolar Karl-Ustav

Place: Tallinn, Estonia

Rating: 2011.88, Rank: 450

First game: 2014-04-13, Last game: 2018-12-30

Top rating: 2011.88 (2018-12-30)

Games: 181, Wins: 72, Draws: 10, Losses: 99

Gy1: 0, Gy2: 15, Gy5: 130

Tallinn Open 2018
Date 2018-12-30 Rating 2011.88
Round Color Result Opponent
B1 Black Win EST Kollo Liisa Maria 1511.89
B2 White Win RUS Gershman Artem 1767.80
B3 White Win EST Pukk Martin 1541.98
B4 White Win RUS Porohina Ekaterina 1991.47
B5 White Loss EST Ikla Markus 2179.25
B6 Black Win EST Väljataga Paul 2211.91
B7 White Loss EST Lillemaa Argo 2121.26
Stefan's 7x7 birthday
Date 2018-03-31 Rating 1993.17
Round Color Result Opponent
1 Black Loss EST Piik Sander 2165.08
2 Black Loss EST Moor Karl-Mattias 1966.82
3 Black Win EST Ikla Markus 2122.08
4 White Win EST Raag Ardi 1988.59
5 White Loss EST Rahumagi Brenet 2235.51
Estonian Cup 2018 1/8 and 1/4 finals
Date 2018-02-28 Rating 1990.68
Round Color Result Opponent
1 White Loss EST Lohmus Kristofer 2228.35
2 White Loss EST Lohmus Kristofer 2228.35
3 White Loss EST Lohmus Kristofer 2228.35
Kawamura Cup
Date 2018-01-20 Rating 1989.30
Round Color Result Opponent
1 Black Loss EST Lillemaa Argo 2095.26
2 White Win EST Lääne Rauno 1872.10
3 White Win EST Moor Karl-Mattias 1949.39
4 Black Loss EST Topkin Georg-Romet 2425.85
5 Black Win EST Koni Kirke 1945.35
6 White Loss EST Ikla Markus 2116.20
7 Black Win EST Lohmus Kristofer 2224.27
Youth European Championship
Date 2017-05-04 Rating 1955.70
Round Color Result Opponent
C1 White Win EST Narva Jaan Oskar 1815.33
C2 Black Loss RUS Stoyanov Kirill 1984.50
C3 Black Win GRE Binihakis Michail 1844.03
C4 White Draw EST Piik Sander 2067.94
C5 White Loss EST Moor Karl-Mattias 1937.11
C6 White Win GRE Vladykin Nikita 1786.89
C7 White Loss EST Ikla Markus 2081.57
C8 Black Win GRE Efthimakis Giannis 1647.76
C9 Black Loss RUS Metreveli Maksim 2180.80
Kawamura Cup 2017
Date 2017-04-01 Rating 1952.19
Round Color Result Opponent
1 Black Win EST Koni Kirke 1900.37
2 Black Loss EST Rahumagi Brenet 2231.61
3 White Win EST Olumets Erko 2040.00
4 Black Loss EST Heidmets Mark 2022.36
5 White Loss EST Lohmus Kristofer 2204.80
6 Black Loss EST Moisto Mairon 1810.66
7 White Loss EST Kallikorm Kevin Kaido 1802.79
Tallinn Open (Open Estonian Championship) of Renju, Rapid gomoku and Boku
Date 2016-12-30 Rating 1949.91
Round Color Result Opponent
B6 White Loss EST Moor Karl-Mattias 1916.73
B7 White Win RUS Sonina Marina 1728.52
Estonian qualification to World Championship 2017, 1.stage
Date 2016-12-03 Rating 1949.91
Round Color Result Opponent
1 Black Win EST Narva Jaan Oskar 1810.69
2 Black Draw EST Piik Sander 2024.93
3 White Loss EST Lohmus Kristofer 2185.23
4 White Win EST Raag Ardi 1936.16
5 White Win EST Narva Mart 1905.90
7 Black Loss EST Rahumagi Brenet 2234.20
Youth World Championship
Date 2016-08-13 Rating 1941.85
Round Color Result Opponent
A1 Black Loss RUS Fedotov Denis 2489.64
A2 White Win EST Murumaa Magnus 1823.81
A3 White Win RUS Nebolsin Aleksei 2069.58
A4 White Loss EST Topkin Georg-Romet 2289.54
A5 Black Loss EST Kolk Kuno 2194.49
A6 White Loss EST Purk Tauri 2258.92
A7 Black Win EST Soosaar Carlos 1687.84
A8 White Loss RUS Glibin Aleksey 2038.08
A9 White Draw EST Tiivel Siim 1849.75
A9 White Loss RUS Shabanov Ruslan 2024.31
A10 White Draw EST Kolar Johan-Eerik 1641.73
A11 White Win RUS Epifanov Evgenii 1886.16
Youth Mind Sport Festival Renjutournament
Date 2016-07-09 Rating 1939.58
Round Color Result Opponent
A1 Black Draw RUS Metreveli Maksim 2109.16
A2 Black Loss EST Lohmus Kristofer 2152.21
A3 Black Win EST Tiivel Tuuli 1922.11
A4 Black Draw EST Raag Ardi 1932.43
A5 Black Loss EST Kolk Kuno 2195.97
Estonian Cup 2016 1/16 and 1/8
Date 2016-04-15 Rating 1932.31
Round Color Result Opponent
1 Black Win EST Narva Jaan Oskar 1801.93
2 Black Loss EST Narva Jaan Oskar 1801.93
4 Black Win EST Narva Jaan Oskar 1801.93
Kawamura Cup
Date 2016-02-20 Rating 1927.77
Round Color Result Opponent
A1 Black Win EST Ikla Markus 2032.78
A2 White Loss EST Rahumagi Brenet 2192.02
A3 Black Loss EST Heidmets Mark 2040.69
A4 White Loss EST Holtsman Kris 1974.63
A6 Black Win EST Voznjuk Pavel 2105.82
A7 White Win EST Raag Ardi 1923.47
1st Team Renju Cup of General Consul of Japan in St. Petersburg
Date 2016-01-10 Rating 1921.57
Round Color Result Opponent
1 White Loss EST Topkin Georg-Romet 2254.66
2 White Loss RUS Berezin Roman 2411.12
3 Black Win EST Muugamae Eric 1756.67
4 Black Loss RUS Rumyantseva Ekaterina 1976.54
5 Black Loss RUS Karpov Fyodor 2080.38
6 Black Loss RUS Kachaev Denis 2463.18
7 Black Loss RUS Taiblin Yuriy 2367.91
8 White Loss RUS Fedotov Denis 2471.20
9 White Loss RUS Arevkov Maxim 2316.52
Tallinn Open
Date 2015-12-29 Rating 1920.53
Round Color Result Opponent
B1 Black Win EST Narva Mart 1867.38
B2 White Loss EST Olumets Erko 2055.76
B3 White Win EST Kallikorm Kevin Kaido 1797.75
B4 Black Win EST Kolk Mari 1856.64
B5 Black Loss EST Heidmets Mark 2036.09
B6 Black Win EST Moor Karl-Mattias 1828.93
B7 Black Win EST Ikla Markus 2032.74
Open Swedish Team Championship
Date 2015-11-15 Rating 1911.67
Round Color Result Opponent
1 White Loss RUS Dyachkov Nikita 2135.09
2 Black Loss EST Pukk Oskar 1653.28
3 White Draw SWE Lind Bjorn 2309.42
4 White Loss SWE Jonsson Peter 2285.30
5 White Win EST Narva Regina 1604.29
F1 White Win SWE Eriksson Bjorn 2193.47
F2 Black Loss SWE Widman Linnea 1900.11
F3 White Loss SWE Karlsson Stefan 2468.70
Estonian Championship
Date 2015-10-18 Rating 1906.67
Round Color Result Opponent
1 White Win RUS Katsev Ilya 2230.56
2 White Win EST Olumets Erko 2048.57
3 White Loss EST Ilu Timo 2445.64
4 White Loss EST Mesila Villem 2465.66
5 White Loss EST Lohmus Kristofer 2119.36
6 Black Win EST Pukk Oskar 1644.41
7 White Loss EST Rahumagi Brenet 2160.05
Karepa Open AT
Date 2015-07-14 Rating 1880.65
Round Color Result Opponent
B1 Black Win EST Murumaa Magnus 1780.09
B2 Black Loss EST Orlov Denis 2151.03
B3 White Win EST Kilk Oliver 1823.94
B4 White Loss EST Kolk Mari 1852.55
B5 White Win EST Narva Mart 1841.74
B6 White Win EST Örd Laura 1627.79
Estonian Cup 2015 to 17th place
Date 2015-05-31 Rating 1866.45
Round Color Result Opponent
1 White Loss EST Raag Ardi 1890.53
1 Black Win EST Pukk Oskar 1607.38
2 Black Win EST Pukk Oskar 1607.38
Estonian Cup 2015 1/16 and 1/8 finals
Date 2015-05-10 Rating 1859.82
Round Color Result Opponent
1 White Loss EST Lohmus Kristofer 2100.15
2 White Loss EST Lohmus Kristofer 2100.15
3 White Loss EST Lohmus Kristofer 2100.15
Youth European Championship
Date 2015-05-04 Rating 1858.20
Round Color Result Opponent
C1 White Win TUR Toprak Sarp Firat 1654.40
C2 Black Loss RUS Danilin Ivan 2308.18
C3 White Win TUR Erman Deniz Kaan 1888.27
C4 White Loss RUS Stoyanov Kirill 1978.89
C5 White Loss RUS Naumov Egor 1786.35
C6 White Loss EST Pukk Oskar 1604.27
C7 White Loss EST Narva Mart 1832.76
C8 White Win EST Raag Ardi 1882.77
C9 White Win EST Ikla Markus 2026.43
Kawamura Cup
Date 2015-04-18 Rating 1854.24
Round Color Result Opponent
1 White Loss EST Topkin Georg-Romet 2209.08
2 Black Loss EST Moor Karl-Mattias 1775.14
Black Loss EST Holtsman Kris 1946.21
5 White Win EST Pirn Rainer 1525.74
6 White Win EST Murumaa Magnus 1778.58
7 White Win EST Ikla Markus 2025.55
Estonian Cup 2015,preliminary stage
Date 2015-01-30 Rating 1834.03
Round Color Result Opponent
1 White Win EST Kurgpold Reigo 1653.26
2 Black Win EST Kurgpold Reigo 1653.26
3 White Win EST Kurgpold Reigo 1653.26
Tallinn Open
Date 2014-12-28 Rating 1823.56
Round Color Result Opponent
5 Black Win EST Murumaa Mathias 1625.29
6 White Win EST Holtsman Kris 1935.85
7 White Win EST Tiivel Tuuli 1920.49
8 White Win EST Lohmus Kristofer 2083.24
Estonian Championship
Date 2014-10-21 Rating 1790.12
Round Color Result Opponent
1 White Loss EST Holtsman Kris 1937.39
2 White Loss EST Murumaa Magnus 1766.30
3 White Loss EST Reimand Hanna-Kai 1710.41
4 White Win EST Örd Laura 1630.75
5 Black Loss EST Koni Kirke 1750.62
6 White Draw EST Piik Sander 1880.07
7 White Loss EST Ikla Markus 2032.53
Youth World Championship
Date 2014-08-13 Rating 1765.36
Round Color Result Opponent
C2 White Loss CHN Xu Yikuan 2430.62
C3 White Loss EST Raag Ardi 1785.46
C4 White Loss RUS Nikolaev Nikita 2038.23
C5 White Draw EST Piik Sander 1872.38
C6 White Loss RUS Utkin Dmitryi 1701.60
C7 Black Win RUS Fridman Mikhail 1767.86
C8 Black Loss RUS Makhin Matvei 1642.00
C9 White Loss EST Tiivel Siim 1844.40
C10 Black Loss RUS Metreveli Maksim 1954.55
C11 White Loss CHN Kang Tingrui 2096.67
Karepa Open Yamaguchi
Date 2014-08-01 Rating 1762.87
Round Color Result Opponent
1 Black Loss SWE Karlsson Stefan 2471.92
2 White Draw EST Örd Laura 1629.48
3 Black Loss RUS Shabanov Ruslan 1957.13
4 White Loss EST Pozderova Elina 1905.10
5 White Win EST Pukk Oskar 1566.60
6 Black Loss RUS Utkin Dmitryi 1700.36
7 White Win EST Kiviberg Emma-Lotta 1507.62
Karepa Open Taraguchi
Date 2014-07-30 Rating 1762.59
Round Color Result Opponent
1 White Loss RUS Fedotov Denis 2387.62
2 Black Win EST Koni Kirke 1734.92
3 White Win RUS Bovkonyuk Pavel 1834.26
4 White Loss RUS Dyachkov Nikita 2031.99
5 Black Win EST Kaljumae Kristina Katarina 1575.29
6 White Loss RUS Stoyanov Kirill 1930.71
7 Black Loss EST Holtsman Kris 1936.76
European Championship Open
Date 2014-06-30 Rating 1757.13
Round Color Result Opponent
1 White Loss EST Raag Ardi 1773.33
2 White Loss EST Tiivel Siim 1840.76
3 White Loss EST Kolk Mari 1846.86
5 White Loss EST Jogimaa Carmen 1725.65
6 White Loss EST Parjasaar Elerin 1732.60
7 White Loss EST Murumaa Magnus 1743.96
Estonian QT to EC
Date 2014-04-13 Rating 1759.33
Round Color Result Opponent
1 White Loss EST Topkin Georg-Romet 2051.99
2 White Loss EST Kolk Kuno 2150.95
3 White Win EST Kaljumae Kristina Katarina 1583.10
4 White Loss EST Kallikorm Kevin Kaido 1856.27
5 White Win EST Koni Kirke 1723.80
6 White Loss EST Holtsman Kris 1928.50
7 White Win EST Vaina Birgit 1485.00