Convert km to AU in the SSOCard (#602)

* Convert km to AU in the SSOCard

* Update ssocard column name perhelion -> periapsis

* Update ssocard, and not MPC syntax...

* update tisserand_parameter --> tisserand_parameters

* Finally expose converted value

apps/sso/cards.py

@@ -28,6 +28,8 @@
 
 import textwrap
 
+AU_TO_KM=149597870700
+
 def get_sso_data(ssnamenr):
     """ Extract SSO data from various providers (SSODNET, MPC)
     """
@@ -436,6 +438,12 @@ def card_sso_rocks_params(data):
         )
         return card
 
+    # Convert km in AU
+    if data.parameters.dynamical.orbital_elements.semi_major_axis.unit == 'km':
+        semi_major_axis = data.parameters.dynamical.orbital_elements.semi_major_axis.value / AU_TO_KM
+    else:
+        semi_major_axis = data.parameters.dynamical.orbital_elements.semi_major_axis.value
+
     text = r"""
     ##### Name: `{}` / `{}`
     Class: `{}`
@@ -464,14 +472,14 @@ def card_sso_rocks_params(data):
         data.parameters.physical.taxonomy.class_.value,
         data.parameters.physical.absolute_magnitude.value,
         data.parameters.physical.diameter.value,
-        data.parameters.dynamical.orbital_elements.semi_major_axis.value,
+        semi_major_axis,
         data.parameters.dynamical.orbital_elements.eccentricity.value,
         data.parameters.dynamical.orbital_elements.inclination.value,
         data.parameters.dynamical.orbital_elements.node_longitude.value,
-        data.parameters.dynamical.orbital_elements.perihelion_argument.value,
+        data.parameters.dynamical.orbital_elements.periapsis_distance.value,
         data.parameters.dynamical.orbital_elements.mean_motion.value,
         data.parameters.dynamical.orbital_elements.orbital_period.value,
-        data.parameters.dynamical.tisserand_parameter.jupiter.value,
+        data.parameters.dynamical.tisserand_parameters.jupiter.value,
     )
 
     if data.parameters.physical.spin is not None: