minor bugfix output File

DTObs.py

@@ -164,11 +164,11 @@ class DTObservationProgram(Ui_mainWindow):
         data: is the stdout result which need to be stored line by line
         measFile: result file stroing the stdout results including meta data
         """
-        print("Output to file:", measFile)
         integrationTime = self.spinBoxIntTime.value()
         measProgramme = self.comboBoxProgramma.currentText()
         outputDir = self.lineEditOutputDir.text()
-        measFile = open(outputDir + 'DT-' + '{:03d}'.format(measnum) + "-" + time.strftime("%Y%m%d") + ".dat",'w')
+        measFile = open(outputDir + '/DT-' + '{:03d}'.format(measnum) + "-" + time.strftime("%Y%m%d") + ".dat",'w')
+        print("Output to file:", measFile)
 
         """ Write meta data into measFile"""
         measFile.write("#Observer: CAMRAS\n")