Linq-Where-Condition on a collection of anonymous types, C#

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//Rextester.Program.Main is the entry point for your code. Don't change it.
//Compiler version 4.0.30319.17929 for Microsoft (R) .NET Framework 4.5

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;

namespace Rextester
{
    public class Program
    {
        public static void Main(string[] args)
        {
            
            var objectsReturnedFromRaycast = new[] {
                new {
                    name = "unit01",
                    tag = "player_unit",
                    layer = "selectable"
                },
                new {
                    name = "unit02",
                    tag = "player_unit",
                    layer = "selectable"
                },
                new {
                    name = "building",
                    tag = "player_building",
                    layer = "selectable"
                }
            };
            
            
            var playerUnits = objectsReturnedFromRaycast.Where(o => o.tag == "player_unit");
            var playerBuildings = objectsReturnedFromRaycast.Where(o => o.tag == "player_building");
            
            foreach(var unit in playerUnits) {
                Console.WriteLine(unit.name);
            }
            
            foreach(var building in playerBuildings) {
                Console.WriteLine(building.name);
            }
        }
    }
}

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Compilation time: 0,16 sec, absolute running time: 0,08 sec, cpu time: 0,08 sec, average memory usage: 17 Mb, average nr of threads: 3