EPSG:2398

WGS84 Bounds: 10.5000, 48.9000, 13.5000, 54.7200 var bounds = new OpenLayers.Bounds(10.5, 48.899999999999999, 13.5, 54.719999999999999);
Projected Bounds: 4390150.9946, 5419736.8531, 4610103.4021, 6067242.1812
Scope: Military large scale (1/5000 and larger) topographic mapping.
Last Revised: Sept. 24, 2008
Area: Europe - 10.5°E to 13.5°E by country

Pulkovo 1942(83) / 3-degree Gauss-Kruger zone 4 (Google it)