Conform to common definition of n

lofar-astron · Feb 13, 2024 · f80a5c7 · f80a5c7
1 parent da3b1a3
commit f80a5c7
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/lofarimaging/lofarimaging.py b/lofarimaging/lofarimaging.py
@@ -61,11 +61,11 @@ def sky_imager(visibilities, baselines, freq, npix_l, npix_m):
         m = -1 + m_ix * 2 / npix_m
         for l_ix in range(npix_l):
             l = 1 - l_ix * 2 / npix_l
-            n = np.sqrt(1 - l * l - m * m) - 1
+            n = np.sqrt(1 - l * l - m * m)
             img[m_ix, l_ix] = np.mean(visibilities * np.exp(-2j * np.pi * freq *
                                                             (baselines[:, :, 0] * l +
                                                             baselines[:, :, 1] * m +
-                                                            baselines[:, :, 2] * n) /
+                                                            baselines[:, :, 2] * (n - 1)) /
                                                             SPEED_OF_LIGHT))
     return np.real(img)