Ephraim M Rosenstock

USA · 17 yrs · K=40 · Peak 2104 (Jul 2026)

Best performance: 2192 at 2026 National Open — Open(Best of 2026)

World #=15237 live72#15,165 publishedUnited States #=470

OCT26 Rating

2104

Live Rating

2104.0

Change

0.0

Games Played

Rating History · Classical

Loading chart…

Classical games since the October list

No rated standard games this rating periodsince the OCT26 list (Oct 1, 2026)

	Last played	Score	TPR
	2026 National Open — OpenJun 10 – Jun 14TPR 2192	4/9	2192

The live rating moves only when new rated games are played. Until then it matches the published rating.

Event timeline · Classical

14 events

Events before the current rating period show the performance, not a rating change.

Live events show the rating change; earlier events show the performance rating.

2026 National Open — Open2192
Jun 2026Swissfederation source
Best of 2026Score 4/9Opp avg 2235Start 2047
2025 San Diego Open - Elite2073
Oct 2025Swissfederation source
#3 in 2025Score 2½/5Opp avg 2073Start 2040
Werner-Ott-Open - Kreuzberger Sommer 20252140
Jul – Aug 2025Swissfederation source
Best of 2025Score 6/9Opp avg 2015Start 1948
2025 National Open1902
Jun 2025Swissfederation source
#5 in 2025Score 2/8Opp avg 2095Start 1982
32nd annual Western Class Championships - Master1975
Mar 2025Swissfederation source
#4 in 2025Score 1½/5Opp avg 2124Start 1988
2025 Dreaming King Open2074
Jan 2025Swissfederation source
#2 in 2025Score 2½/5Opp avg 2074Start 1960
59th American Open - Expert1935
Nov – Dec 2024Swissfederation source
#3 in 2024Score 2½/4Opp avg 1840Start 1978
19th annual Los Angeles Open - U2100—(1)
Nov 2024Swissfederation source
Score 3/3Opp avg 1834Start 1978
19th annual Los Angeles Open - Major—(2)
Nov 2024Swissfederation source
Score 0/2Opp avg 2147Start 1978
45th Annual Southern California Open - Open2071
Aug – Sep 2024Swissfederation source
#2 in 2024Score 4/6Opp avg 1946Start 1935
Werner-Ott-Open - Kreuzberger Sommer 20242073
Jul 2024Swissfederation source
Best of 2024Score 5/9Opp avg 2030Start 1769
2. Kreuzberger U25-ELO-Youngsters1882
Jul 2024Swissfederation source
#4 in 2024Score 4½/7Opp avg 1825Start 1769
31st Annual Western Class Championship - Expert1824
Mar 2024Swissfederation source
#5 in 2024Score 2/5Opp avg 1896Start 1752
18th annual Los Angeles Open - U21001587
Nov 2023Swissfederation source
Best of 2023Score 2½/5Opp avg 1587

Rated near Ephraim M Rosenstock · Classical

World

#=15237Carlos Ernesto Piedra Toboso2104.0
#=15237Josef Ruzicka2104.0
#=15237Ephraim M Rosenstock2104.0
#=15237FMVladislav Cherepanov2104.0
#=15237Konstantin Pereboev2104.0

United States

#=467Advaith Karthik2106.0
#=470Lohit Krishna Narayana Polisetti2104.0
#=470Ephraim M Rosenstock2104.0
#=472Maxim Farberov2103.0
#=472Shreyus Sane2103.0

Live ratings projected from the OCT26 published list · Not affiliated with FIDE