diff --git a/sbapp/main.py b/sbapp/main.py
index 0a203bb..f3a4d40 100644
--- a/sbapp/main.py
+++ b/sbapp/main.py
@@ -1,4 +1,4 @@
-__debug_build__ = False
+__debug_build__ = True
 __disable_shaders__ = False
 __version__ = "0.7.0"
 __variant__ = "beta"
@@ -3605,6 +3605,9 @@ class SidebandApp(MDApp):
         self.map_action(direction="right")
 
     def object_details_action(self, sender=None, from_conv=False, from_telemetry=False, source_dest=None):
+        if self.sideband.config["telemetry_enabled"] == True:
+            self.sideband.update_telemetry()
+
         self.root.ids.screen_manager.transition.direction = "left"
         self.root.ids.nav_drawer.set_state("closed")
 
diff --git a/sbapp/sideband/sense.py b/sbapp/sideband/sense.py
index d83d7ab..2c1ff09 100644
--- a/sbapp/sideband/sense.py
+++ b/sbapp/sideband/sense.py
@@ -782,8 +782,12 @@ class Location(Sensor):
                 above_horizon = False
             
             srh = shared_radio_horizon(cs, cr)
+            if self.data["altitude"] != None and d["altitude"] != None:
+              dalt = salt-alt
+            else:
+              dalt = None
 
-            rendered["distance"] = {"euclidian": ed, "orthodromic": od}
+            rendered["distance"] = {"euclidian": ed, "orthodromic": od, "vertical": dalt}
             rendered["azalt"] = {
               "azimuth": aa[0], "altitude": aa[1], "above_horizon": above_horizon,
               "altitude_delta": atd, "local_angle_to_horizon": ath}
diff --git a/sbapp/ui/objectdetails.py b/sbapp/ui/objectdetails.py
index 888d8ea..67f951a 100644
--- a/sbapp/ui/objectdetails.py
+++ b/sbapp/ui/objectdetails.py
@@ -281,6 +281,17 @@ class RVDetails(MDRecycleView):
                         if ed != None:
                             ed_text = f"Euclidian distance [b]{RNS.prettydistance(ed)}[/b]"
                             extra_entries.append({"icon": "axis-arrow", "text": ed_text})
+                    
+                    if "vertical" in s["distance"]:
+                        vd = s["distance"]["vertical"]
+                        if vd != None:
+                            if vd < 0:
+                                relstr = "lower"
+                                vd = abs(vd)
+                            else:
+                                relstr = "greater"
+                            vd_text = f"Altitude is [b]{RNS.prettydistance(vd)}[/b] {relstr} than this device"
+                            extra_entries.append({"icon": "altimeter", "text": vd_text})
 
                 if "angle_to_horizon" in s["values"]:
                     oath = s["values"]["angle_to_horizon"]