Merge pull request #191 from Curious-Nikhil/patch-1

Added Exception for IndexError in Lamberts Kalman
aerospaceresearch · Apr 11, 2020 · 5a2c2a6 · 5a2c2a6
2 parents e1ea104 + 12ac681
commit 5a2c2a6
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/orbitdeterminator/kep_determination/lamberts_kalman.py b/orbitdeterminator/kep_determination/lamberts_kalman.py
@@ -218,7 +218,12 @@ def kalman(kep, R):
         Pminus = 0.0  # a priori error estimate
         K = 0.0  # gain or blending factor
         # intial guesses
-        xhat = np.mean(kep[:, i])
+        try:
+            xhat = np.mean(kep[:, i])
+        except IndexError as err:
+            print('Error: {0} \n ** Switching units to metres might help **'.format(err))
+            quit()
+
         P = 1.0
         for k in range(1, n_iter):
             # time update