diff --git a/rowers/courses.py b/rowers/courses.py
index d63ec28e..7a3066a2 100644
--- a/rowers/courses.py
+++ b/rowers/courses.py
@@ -33,14 +33,8 @@ from rowers.models import (
     )
 
 from utils import geo_distance
+from rowers.courseutils import coursetime_paths, coursetime_first
 
-# low level methods
-class InvalidTrajectoryError(Exception):
-    def __init__(self,value):
-	self.value=value
-
-    def __str__(self):
-	return repr(self.value)
 
     
 def get_course_timezone(course):
@@ -65,31 +59,6 @@ def get_course_timezone(course):
 
 
     
-def time_in_path(df,p,maxmin='max'):
-
-    if df.empty:
-        return 0
-    
-    latitude = df.latitude
-    longitude = df.longitude
-
-    f = lambda x: coordinate_in_path(x['latitude'],x['longitude'],p)
-    
-    df['inpolygon'] = df.apply(f,axis=1)
-
-    if maxmin=='max':
-        b = (~df['inpolygon']).shift(-1)+df['inpolygon']
-    else:
-        b = (~df['inpolygon']).shift(1)+df['inpolygon']
-
-
-    if len(df[b==2]):
-        return df[b==2]['time'].min(),df[b==2]['cum_dist'].min()
-
-    raise InvalidTrajectoryError("Trajectory doesn't go through path")
-
-    
-    return 0
 
 def crewnerdcourse(doc):
     courses = []
@@ -198,63 +167,6 @@ def createcourse(
         
     return c
 
-def coursetime_first(data,paths):
-
-    entrytime = data['time'].max()
-    entrydistance = data['cum_dist'].max()
-    coursecompleted = False
-
-    try:
-        entrytime,entrydistance = time_in_path(data,paths[0],maxmin='max')
-        coursecompleted = True
-    except InvalidTrajectoryError:
-        entrytime = data['time'].max()
-        entrydistance = data['cum_dist'].max()
-        coursecompleted = False
-    return entrytime, entrydistance, coursecompleted
-
-def coursetime_paths(data,paths,finalmaxmin='min'):
-
-    entrytime = data['time'].max()
-    entrydistance = data['cum_dist'].max()
-    coursecompleted = False
-    
-    # corner case - empty list of paths
-    if len(paths) == 0:
-        return 0,True
-
-    # end - just the Finish polygon
-    if len(paths) == 1:
-        try:
-            (
-                entrytime,
-                entrydistance
-            ) = time_in_path(data,paths[0],maxmin=finalmaxmin)
-            coursecompleted = True
-        except InvalidTrajectoryError:
-            entrytime = data['time'].max()
-            entrydistance = data['cum_dist'].max()
-            coursecompleted = False
-        return entrytime,entrydistance,coursecompleted
-
-    if len(paths) > 1:
-        try:
-            time,dist = time_in_path(data, paths[0])
-            data = data[data['time']>time]
-            data['time'] = data['time']-time
-            data['cum_dist'] = data['cum_dist']-dist
-            (
-                timenext,
-                distnext,
-                coursecompleted
-                ) = coursetime_paths(data,paths[1:])
-            return time+timenext, dist+distnext,coursecompleted
-        except InvalidTrajectoryError:
-            entrytime = data['time'].max()
-            entrydistance = data['cum_dist'].max()
-            coursecompleted = False
-    
-    return entrytime, entrydistance, coursecompleted
 
 def get_time_course(ws,course):
     coursetimeseconds = 0.0
diff --git a/rowers/courseutils.py b/rowers/courseutils.py
new file mode 100644
index 00000000..d3b8d636
--- /dev/null
+++ b/rowers/courseutils.py
@@ -0,0 +1,96 @@
+# low level methods
+def coordinate_in_path(latitude,longitude, p):
+
+    return p.contains_points([(latitude,longitude)])[0]
+
+class InvalidTrajectoryError(Exception):
+    def __init__(self,value):
+	self.value=value
+
+    def __str__(self):
+	return repr(self.value)
+
+def time_in_path(df,p,maxmin='max'):
+
+    if df.empty:
+        return 0
+    
+    latitude = df.latitude
+    longitude = df.longitude
+
+    f = lambda x: coordinate_in_path(x['latitude'],x['longitude'],p)
+    
+    df['inpolygon'] = df.apply(f,axis=1)
+
+    if maxmin=='max':
+        b = (~df['inpolygon']).shift(-1)+df['inpolygon']
+    else:
+        b = (~df['inpolygon']).shift(1)+df['inpolygon']
+
+
+    if len(df[b==2]):
+        return df[b==2]['time'].min(),df[b==2]['cum_dist'].min()
+
+    raise InvalidTrajectoryError("Trajectory doesn't go through path")
+
+    
+    return 0
+
+
+def coursetime_first(data,paths):
+
+    entrytime = data['time'].max()
+    entrydistance = data['cum_dist'].max()
+    coursecompleted = False
+
+    try:
+        entrytime,entrydistance = time_in_path(data,paths[0],maxmin='max')
+        coursecompleted = True
+    except InvalidTrajectoryError:
+        entrytime = data['time'].max()
+        entrydistance = data['cum_dist'].max()
+        coursecompleted = False
+    return entrytime, entrydistance, coursecompleted
+
+def coursetime_paths(data,paths,finalmaxmin='min'):
+
+    entrytime = data['time'].max()
+    entrydistance = data['cum_dist'].max()
+    coursecompleted = False
+    
+    # corner case - empty list of paths
+    if len(paths) == 0:
+        return 0,True
+
+    # end - just the Finish polygon
+    if len(paths) == 1:
+        try:
+            (
+                entrytime,
+                entrydistance
+            ) = time_in_path(data,paths[0],maxmin=finalmaxmin)
+            coursecompleted = True
+        except InvalidTrajectoryError:
+            entrytime = data['time'].max()
+            entrydistance = data['cum_dist'].max()
+            coursecompleted = False
+        return entrytime,entrydistance,coursecompleted
+
+    if len(paths) > 1:
+        try:
+            time,dist = time_in_path(data, paths[0])
+            data = data[data['time']>time]
+            data['time'] = data['time']-time
+            data['cum_dist'] = data['cum_dist']-dist
+            (
+                timenext,
+                distnext,
+                coursecompleted
+                ) = coursetime_paths(data,paths[1:])
+            return time+timenext, dist+distnext,coursecompleted
+        except InvalidTrajectoryError:
+            entrytime = data['time'].max()
+            entrydistance = data['cum_dist'].max()
+            coursecompleted = False
+    
+    return entrytime, entrydistance, coursecompleted
diff --git a/rowers/models.py b/rowers/models.py
index 23455021..374339ff 100644
--- a/rowers/models.py
+++ b/rowers/models.py
@@ -376,9 +376,7 @@ def polygon_to_path(polygon):
 
     return p
 
-def coordinate_in_path(latitude,longitude, p):
-
-    return p.contains_points([(latitude,longitude)])[0]
+from rowers.courseutils import coordinate_in_path
 
 def course_spline(coordinates):
     latitudes = coordinates['latitude'].values
diff --git a/rowers/plannedsessions.py b/rowers/plannedsessions.py
index 10a11d8f..3911458f 100644
--- a/rowers/plannedsessions.py
+++ b/rowers/plannedsessions.py
@@ -26,6 +26,8 @@ import numpy as np
 import dataprep
 import courses
 
+from rowers.tasks import handle_check_race_course
+
 # Low Level functions - to be called by higher level methods
 def add_workouts_plannedsession(ws,ps,r):
     result = 0
@@ -660,11 +662,11 @@ def add_workout_race(ws,race,r):
     dates = [w.date for w in ws]
     if (not all(d == dates[0] for d in dates)) and race.sessiontype not in ['challenge','cycletarget']:
         errors.append('For tests and training sessions, selected workouts must all be done on the same date')
-        return result,comments,errors
+        return result,comments,errors,0
 
     if len(ws)>1 and race.sessiontype == 'test':
         errors.append('For tests, you can only attach one workout')
-        return result,comments,errors
+        return result,comments,errors,0
 
 
 
@@ -673,7 +675,7 @@ def add_workout_race(ws,race,r):
 
     if len(ids)>1 and race.sessiontype in ['test','coursetest','race']:
         errors.append('For tests, you can only attach one workout')
-        return result,comments,errors
+        return result,comments,errors,0
 
     # start adding sessions
     for w in ws:
@@ -682,10 +684,9 @@ def add_workout_race(ws,race,r):
             w.save()
             result += 1
 
-            comments.append('Your result has been submitted')
         else:
             errors.append('Workout %i did not match the race window' % w.id)
-            return result,comments,errors
+            return result,comments,errors,0
 
     if result>0:
         username = r.user.first_name+' '+r.user.last_name
@@ -693,16 +694,6 @@ def add_workout_race(ws,race,r):
             age = calculate_age(r.birthdate)
         else:
             age =  None
-        (
-            coursetime,
-            coursemeters,
-            coursecompleted
-        ) = courses.get_time_course(ws,race.course)
-        if not coursecompleted:
-            errors.append('Your trajectory did not match the race course')
-            return result,comments,errors
-
-        duration = totaltime_sec_to_string(coursetime)
 
         records = VirtualRaceResult.objects.filter(
             userid=r.id,
@@ -713,22 +704,20 @@ def add_workout_race(ws,race,r):
 
         if ws[0].boattype != record.boattype:
             errors.append('Your workout boat type did not match the boat type you registered')
-            return result,comments,errors
+            return result,comments,errors,0
 
         if ws[0].weightcategory != record.weightcategory:
             errors.append('Your workout weight category did not match the weight category you registered')
-            return result,comments, errors
+            return result,comments, errors,0
 
-        record.coursecompleted=coursecompleted
-        record.distance = int(coursemeters)
-        record.workoutid=ws[0].id
-        record.duration = duration
-        record.save()
+
+        job = myqueue(queue,handle_check_race_course,ws[0].csvfilename,
+                      ws[0].id,race.course.id,record.id)
             
         add_workouts_plannedsession(ws,race,r)
 
         
-    return result,comments,errors
+    return result,comments,errors,job.id
 
 def delete_race_result(workout,race):
     results = VirtualRaceResult.objects.filter(workoutid=workout.id,race=race)
diff --git a/rowers/tasks.py b/rowers/tasks.py
index d9abc222..67e1d34c 100644
--- a/rowers/tasks.py
+++ b/rowers/tasks.py
@@ -12,6 +12,8 @@ from scipy import optimize
 import rowingdata
 
 from rowingdata import rowingdata as rdata
+from datetime import timedelta
+from sqlalchemy import create_engine
 
 from celery import app
 import datetime
@@ -21,6 +23,7 @@ import iso8601
 from matplotlib.backends.backend_agg import FigureCanvas
 #from matplotlib.backends.backend_cairo import FigureCanvasCairo as FigureCanvas
 import matplotlib.pyplot as plt
+from matplotlib import path
 
 from rowsandall_app.settings import SITE_URL
 from rowsandall_app.settings_dev import SITE_URL as SITE_URL_DEV
@@ -41,7 +44,8 @@ from rowers.dataprepnodjango import (
     getsmallrowdata_db, updatecpdata_sql,
     update_agegroup_db,fitnessmetric_to_sql,
     add_c2_stroke_data_db,totaltime_sec_to_string,
-    create_c2_stroke_data_db,update_empower
+    create_c2_stroke_data_db,update_empower,
+    database_url_debug,database_url,
 )
 
 
@@ -66,6 +70,7 @@ siteurl = SITE_URL
 # testing task
 
 from rowers.emails import send_template_email
+from rowers.courseutils import coursetime_paths, coursetime_first
 
 @app.task
 def add(x, y):
@@ -171,6 +176,136 @@ def getagegrouprecord(age,sex='male',weightcategory='hwt',
 
     return power
 
+def polygon_to_path(polygon,debug=True):
+    pid = polygon[0]
+    query = 'SELECT "rowers_geopoint"."id", "rowers_geopoint"."latitude", "rowers_geopoint"."longitude" FROM "rowers_geopoint" WHERE "rowers_geopoint"."polygon_id" = {pid} ORDER BY "rowers_geopoint"."order_in_poly" ASC'.format(
+        pid=pid
+        )
+    if debug:
+        engine = create_engine(database_url_debug, echo=False)
+    else:
+        engine = create_engine(database_url, echo=False)
+    with engine.connect() as conn, conn.begin():
+        result = conn.execute(query)
+        points = result.fetchall()
+
+    conn.close()
+    engine.dispose()
+    s = []
+    
+    for point in points:
+        s.append([point[1],point[2]])
+
+    p = path.Path(s[:-1])
+
+    return p
+
+@app.task(bind=True)
+def handle_check_race_course(self,
+                             f1,workoutid,courseid,
+                             recordid,**kwargs):
+
+    if 'debug' in kwargs:
+        debug = kwargs['debug']
+    else:
+        debug = False
+
+    columns = ['time',' latitude',' longitude','cum_dist']
+
+    try:
+        row = rdata(csvfile=f1)
+    except IOError:
+        try:            
+            row = rdata(f1 + '.csv')
+        except IOError:
+            try:
+                row = rdata(f1 + '.gz')
+            except IOError:
+                return 0
+
+    
+    rowdata = row.df
+
+    rowdata.rename(columns = {
+        ' latitude':'latitude',
+        ' longitude':'longitude',
+        ' ElapsedTime (sec)': 'time',
+        }, inplace=True)
+
+
+    rowdata.fillna(method='backfill',inplace=True)
+
+    rowdata['time'] = rowdata['time']-rowdata.ix[0,'time']
+    # we may want to expand the time (interpolate)
+    rowdata['dt'] = rowdata['time'].apply(
+        lambda x: timedelta(seconds=x)
+        )
+    rowdata = rowdata.resample('100ms',on='dt').mean()
+    rowdata = rowdata.interpolate()
+
+    # initiate database engine
+
+    if debug:
+        engine = create_engine(database_url_debug, echo=False)
+    else:
+        engine = create_engine(database_url, echo=False)
+        
+    # get polygons
+    query = 'SELECT "rowers_geopolygon"."id" FROM "rowers_geopolygon" WHERE "rowers_geopolygon"."course_id" = {courseid} ORDER BY "rowers_geopolygon"."order_in_course" ASC'.format(
+        courseid=courseid
+        )
+
+    with engine.connect() as conn, conn.begin():
+        try:
+            result = conn.execute(query)
+            polygons = result.fetchall()
+        except:
+            print "Database locked"
+    conn.close()
+    engine.dispose()
+
+    paths = []
+    for polygon in polygons:
+        path = polygon_to_path(polygon,debug=debug)
+        paths.append(path)
+
+    (
+        coursetimeseconds,
+        coursemeters,
+        coursecompleted,
+        
+    ) = coursetime_paths(rowdata,paths)
+    (
+        coursetimefirst,
+        coursemetersfirst,
+        firstcompleted
+    ) = coursetime_first(
+        rowdata,paths)
+
+    coursetimeseconds = coursetimeseconds-coursetimefirst
+    coursemeters = coursemeters-coursemetersfirst
+
+    if coursecompleted:
+        query = 'UPDATE "rowers_virtualraceresult" SET "coursecompleted" = 1, "duration" = "{duration}", "distance" = {distance}, "workoutid" = {workoutid} WHERE "id"="{recordid}"'.format(
+            recordid=recordid,
+            duration=totaltime_sec_to_string(coursetimeseconds),
+            distance=int(coursemeters),
+            workoutid=workoutid,
+            )
+
+        with engine.connect() as conn, conn.begin():
+            result = conn.execute(query)
+
+        conn.close()
+        engine.dispose()
+
+        return 1
+
+    else:
+        return 2
+
+    return 0
+
 
 @app.task(bind=True)
 def handle_getagegrouprecords(self,
@@ -287,8 +422,6 @@ def handle_update_empower(self,
         boattype = workoutdict['boattype']
         f1 = workoutdict['filename']
 
-        print wid
-
         # oarlength consistency checks will be done in view
         
         havedata = 1
diff --git a/rowers/templates/virtualevent.html b/rowers/templates/virtualevent.html
index 36d75779..0765650b 100644
--- a/rowers/templates/virtualevent.html
+++ b/rowers/templates/virtualevent.html
@@ -4,6 +4,10 @@
 
 {% block title %}Rowsandall Virtual Race{% endblock %}
 
+{% block scripts %}
+{% include "monitorjobs.html" %}
+{% endblock %}
+
 {% block content %}
 
 <div class="grid_12 alpha">
diff --git a/rowers/views.py b/rowers/views.py
index 0598d3d4..57c45db9 100644
--- a/rowers/views.py
+++ b/rowers/views.py
@@ -1,3 +1,4 @@
+
 import time
 import colorsys
 import timestring
@@ -371,6 +372,7 @@ verbose_job_status = {
     'long_test_task': 'Long Test Task',
     'long_test_task2': 'Long Test Task 2',
     'update_empower': 'Correct Empower Inflated Power Bug',
+    'submit_race': 'Checking Race Course Result',
     }
 
 def get_job_status(jobid):
@@ -13788,13 +13790,21 @@ def virtualevent_submit_result_view(request,id=0):
 
             workouts = Workout.objects.filter(id=selectedworkout)
 
-            result,comments,errors = add_workout_race(workouts,race,r)
+            result,comments,errors,jobid = add_workout_race(workouts,race,r)
 
             for c in comments:
                 messages.info(request,c)
             for er in errors:
                 messages.error(request,er)
 
+            if jobid:
+                try:
+                    request.session['async_tasks'] += [(jobid,'submit_race')]
+                except KeyError:
+                    request.session['async_tasks'] = [(jobid,'submit_race')]
+
+                messages.info(request,"We are evaluating your result. The page will reload when we're done. Your result will show up if you adhered to the course")
+                
             # redirect to race page
             url = reverse(virtualevent_view,
                           kwargs = {