diff --git a/rowers/c2stuff.py b/rowers/c2stuff.py
index 6b193151..be2d1fae 100644
--- a/rowers/c2stuff.py
+++ b/rowers/c2stuff.py
@@ -196,7 +196,6 @@ def get_c2_workouts(rower,do_async=True):
         knownc2ids = uniqify(knownc2ids+tombstones+parkedids)
 
         newids = [c2id for c2id in c2ids if not c2id in knownc2ids]
-        print(newids,'aap')
 
         newparkedids = uniqify(newids+parkedids)
 
@@ -215,6 +214,7 @@ def get_c2_workouts(rower,do_async=True):
                             c2id,
                             counter
                             )
+                #res = handle_c2_async_workout(alldata,rower.user.id,rower.c2token,c2id,counter)
                 counter = counter+1
             else:
                 workoutid = create_async_workout(alldata,
@@ -405,6 +405,37 @@ def create_async_workout(alldata,user,c2id):
         c2blocked.seek(0)
         json.dump(data,c2blocked)
 
+    # summary
+    if 'workout' in data:
+        if 'splits' in data['workout']:
+            splitdata = data['workout']['splits']
+        elif 'intervals' in data['workout']:
+            splitdata = data['workout']['intervals']
+        else:
+            splitdata = False
+    else:
+        splitdata = False
+
+    if splitdata:
+        summary,sa,results = c2stuff.summaryfromsplitdata(splitdata,data,csvfilename,workouttype=workouttype)
+        w = Workout.objects.get(id=workoutid)
+        w.summary = summary
+        w.save()
+
+        from rowingdata.trainingparser import getlist
+        if sa:
+            values = getlist(sa)
+            units = getlist(sa,sel='unit')
+            types = getlist(sa,sel='type')
+
+            rowdata = rdata(w.csvfilename)
+            if rowdata:
+                rowdata.updateintervaldata(values,
+                                           units,types,results)
+
+                rowdata.write_csv(w.csvfilename,gzip=True)
+                dataprep.update_strokedata(w.id,rowdata.df)
+
 
     return workoutid
 
diff --git a/rowers/tasks.py b/rowers/tasks.py
index aa5ef4dd..8d09fb63 100644
--- a/rowers/tasks.py
+++ b/rowers/tasks.py
@@ -79,6 +79,7 @@ from rowers.dataprepnodjango import (
     #    create_strava_stroke_data_db
 )
 
+
 from rowers.opaque import encoder
 
 from django.core.mail import (
@@ -118,6 +119,162 @@ from rowers.courseutils import (
     )
 
 
+# Concept2 logbook sends over split data for each interval
+# We use it here to generate a custom summary
+# Some users complained about small differences
+def summaryfromsplitdata(splitdata,data,filename,sep='|',workouttype='rower'):
+    workouttype = workouttype.lower()
+
+    totaldist = data['distance']
+    totaltime = data['time']/10.
+    try:
+        spm = data['stroke_rate']
+    except KeyError:
+        spm = 0
+    try:
+        resttime = data['rest_time']/10.
+    except KeyError:
+        resttime = 0
+    try:
+        restdistance = data['rest_distance']
+    except KeyError:
+        restdistance = 0
+    try:
+        avghr = data['heart_rate']['average']
+    except KeyError:
+        avghr = 0
+    try:
+        maxhr = data['heart_rate']['max']
+    except KeyError:
+        maxhr = 0
+
+    try:
+        avgpace = 500.*totaltime/totaldist
+    except (ZeroDivisionError,OverflowError):
+        avgpace = 0.
+
+    try:
+        restpace = 500.*resttime/restdistance
+    except (ZeroDivisionError,OverflowError):
+        restpace = 0.
+
+    velo = totaldist/totaltime
+    avgpower = 2.8*velo**(3.0)
+    if workouttype in ['bike','bikeerg']:
+        velo = velo/2.
+        avgpower = 2.8*velo**(3.0)
+        velo = velo*2
+
+
+    try:
+        restvelo = restdistance/resttime
+    except (ZeroDivisionError,OverflowError):
+        restvelo = 0
+
+    restpower = 2.8*restvelo**(3.0)
+    if workouttype in ['bike','bikeerg']:
+        restvelo = restvelo/2.
+        restpower = 2.8*restvelo**(3.0)
+        restvelo = restvelo*2
+
+    try:
+        avgdps = totaldist/data['stroke_count']
+    except (ZeroDivisionError,OverflowError,KeyError):
+        avgdps = 0
+
+    from rowingdata import summarystring,workstring,interval_string
+
+
+    sums = summarystring(totaldist,totaltime,avgpace,spm,avghr,maxhr,
+                         avgdps,avgpower,readFile=filename,
+                         separator=sep)
+
+    sums += workstring(totaldist,totaltime,avgpace,spm,avghr,maxhr,
+                       avgdps,avgpower,separator=sep,symbol='W')
+
+    sums += workstring(restdistance,resttime,restpace,0,0,0,0,restpower,
+                       separator=sep,
+                       symbol='R')
+
+    sums += '\nWorkout Details\n'
+    sums += '#-{sep}SDist{sep}-Split-{sep}-SPace-{sep}-Pwr-{sep}SPM-{sep}AvgHR{sep}MaxHR{sep}DPS-\n'.format(
+        sep=sep
+        )
+
+    intervalnr=0
+    sa = []
+    results = []
+
+    try:
+        timebased = data['workout_type'] in ['FixedTimeSplits','FixedTimeInterval']
+    except KeyError:
+        timebased = False
+
+    for interval in splitdata:
+        try:
+            idist = interval['distance']
+        except KeyError:
+            idist = 0
+
+        try:
+            itime = interval['time']/10.
+        except KeyError:
+            itime = 0
+        try:
+            ipace = 500.*itime/idist
+        except (ZeroDivisionError,OverflowError):
+            ipace = 180.
+
+        try:
+            ispm = interval['stroke_rate']
+        except KeyError:
+            ispm = 0
+        try:
+            irest_time = interval['rest_time']/10.
+        except KeyError:
+            irest_time = 0
+        try:
+            iavghr = interval['heart_rate']['average']
+        except KeyError:
+            iavghr = 0
+        try:
+            imaxhr = interval['heart_rate']['average']
+        except KeyError:
+            imaxhr = 0
+
+        # create interval values
+        iarr = [idist,'meters','work']
+        resarr = [itime]
+        if timebased:
+            iarr = [itime,'seconds','work']
+            resarr = [idist]
+
+        if irest_time > 0:
+            iarr += [irest_time,'seconds','rest']
+            try:
+                resarr += [interval['rest_distance']]
+            except KeyError:
+                resarr += [np.nan]
+
+        sa += iarr
+        results += resarr
+
+        if itime != 0:
+            ivelo = idist/itime
+            ipower = 2.8*ivelo**(3.0)
+            if workouttype in ['bike','bikeerg']:
+                ipower = 2.8*(ivelo/2.)**(3.0)
+        else:
+            ivelo = 0
+            ipower = 0
+
+        sums += interval_string(intervalnr,idist,itime,ipace,ispm,
+                                iavghr,imaxhr,0,ipower,separator=sep)
+        intervalnr+=1
+
+    return sums,sa,results
+
+
 @app.task
 def add(x, y):
     return x + y
@@ -2965,8 +3122,9 @@ def handle_c2_async_workout(alldata,userid,c2token,c2id,delaysec,debug=False,**k
     newc2id = 0
     with engine.connect() as conn, conn.begin():
         result = conn.execute(query)
-        data = result.fetchall()
-        newc2id = data[0][0]
+        tdata = result.fetchall()
+        if tdata:
+            newc2id = tdata[0][0]
 
     conn.close()
 
@@ -2977,9 +3135,54 @@ def handle_c2_async_workout(alldata,userid,c2token,c2id,delaysec,debug=False,**k
 
     newparkedids = [id for id in parkedids if id != newc2id]
     with open('c2blocked.json','wt') as c2blocked:
-        data = {'ids':newparkedids}
+        tdata = {'ids':newparkedids}
         c2blocked.seek(0)
-        json.dump(data,c2blocked)
+        json.dump(tdata,c2blocked)
+
+    # set distance, time
+    query = "UPDATE `rowers_workout` SET `distance` = '%s', `duration` = '%s' WHERE `id` = '%s'" % (distance, duration, workoutid)
+    
+    with engine.connect() as conn, conn.begin():
+        result = conn.execute(query)
+
+    conn.close()
+    engine.dispose()
+
+    # summary
+    if 'workout' in data:
+        if 'splits' in data['workout']:
+            splitdata = data['workout']['splits']
+        elif 'intervals' in data['workout']:
+            splitdata = data['workout']['intervals']
+        else:
+            splitdata = False
+    else:
+        splitdata = False
+
+    if splitdata:
+        summary,sa,results = summaryfromsplitdata(splitdata,data,csvfilename,workouttype=workouttype)
+
+        query = "UPDATE `rowers_workout` SET `summary` = '%s' WHERE `id` = %s" % (summary, workoutid)
+
+        with engine.connect() as conn, conn.begin():
+            result = conn.execute(query)
+
+        conn.close()
+        engine.dispose()
+
+        from rowingdata.trainingparser import getlist
+        if sa:
+            values = getlist(sa)
+            units = getlist(sa,sel='unit')
+            types = getlist(sa,sel='type')
+
+            rowdata = rdata(csvfilename)
+            if rowdata:
+                rowdata.updateintervaldata(values,
+                                           units,types,results)
+
+                rowdata.write_csv(csvfilename,gzip=True)
+                dataprepnodjango.update_strokedata(w.id,rowdata.df)
 
     return workoutid