From 94a76354bfe443eb24d9d8c460d28f8757771c69 Mon Sep 17 00:00:00 2001
From: tomrink <rink@ssec.wisc.edu>
Date: Sun, 14 Feb 2021 17:38:56 -0600
Subject: [PATCH] add inverse transforms
---
modules/util/geos_nav.py | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/modules/util/geos_nav.py b/modules/util/geos_nav.py
index c7559b46..01622834 100644
--- a/modules/util/geos_nav.py
+++ b/modules/util/geos_nav.py
@@ -65,8 +65,8 @@ LOFF = 0.151844
def goes_to_geos(lamda_goes, theta_goes):
- theta_geos = np.asin(np.sin(theta_goes) * np.cos(lamda_goes))
- lamda_geos = np.atan(np.tan(lamda_goes) / np.cos(theta_goes))
+ theta_geos = np.arcsin(np.sin(theta_goes) * np.cos(lamda_goes))
+ lamda_geos = np.arctan(np.tan(lamda_goes) / np.cos(theta_goes))
return lamda_geos, theta_geos
--
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