📚 Fix elevation equation

JuliaSpace · Jul 3, 2023 · 30c8620 · 30c8620
1 parent 790f564
commit 30c8620
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/docs/src/tutorials/iss_observation.md b/docs/src/tutorials/iss_observation.md
@@ -20,7 +20,7 @@ angle using:
 
 ```math
 \begin{equation*}
-  \lambda = atan\left(\frac{R_{NED,z}}{\sqrt{R_{NED,x}^2 + R_{NED,y}^2}}\right)~,
+  \lambda = atan\left(-\frac{R_{NED,z}}{\sqrt{R_{NED,x}^2 + R_{NED,y}^2}}\right)~,
 \end{equation*}
 ```