Merge pull request #44 from giovaniceotto/bugfix/uDotParachute

# Bug Fixes
- Fixed bug where air density was always equal to 1.0 for parachute drag force calculation.

# Acknowledgements
- Special thanks to Isabela Maria Mendes Lopes for identifying the bug!

# Version
0.9.6

README.md

@@ -240,10 +240,6 @@ TestFlight.allInfo()
 
 Please read [CONTRIBUTING.md](https://github.com/giovaniceotto/RocketPy/blob/master/CONTRIBUTING.md) for details on our code of conduct, and the process for submitting pull requests to us. - **_Still working on this!_**
 
-## Versioning
-
-**_Still working on this!_**
-
 ## Authors
 
 * **Giovani Hidalgo Ceotto**
@@ -254,6 +250,6 @@ See also the list of [contributors](https://github.com/giovaniceotto/RocketPy/co
 
 This project is licensed under the MIT License - see the [LICENSE.md](https://github.com/giovaniceotto/RocketPy/blob/master/LICENSE) file for details
 
-## Acknowledgments
+## Release Notes
+Want to know which bugs have been fixed and new features of each version? Check out the [release notes](https://github.com/giovaniceotto/RocketPy/releases).
 
-**_Still working on this!_**

docs/conf.py

@@ -22,7 +22,7 @@
 author = 'Giovani Hdalgo Ceotto'
 
 # The full version, including alpha/beta/rc tags
-release = '0.9.5'
+release = '0.9.6'
 
 
 # -- General configuration ---------------------------------------------------

rocketpy/Flight.py

@@ -1457,7 +1457,7 @@ def uDotParachute(self, t, u, postProcessing=False):
         freestreamY = vy - windVelocityY
         freestreamZ = vz
         # Determine drag force
-        pseudoD = -0.5 * CdS * freestreamSpeed - ka * rho * 4 * np.pi * (R ** 2) * Rdot
+        pseudoD = -0.5 * rho * CdS * freestreamSpeed - ka * rho * 4 * np.pi * (R ** 2) * Rdot
         Dx = pseudoD * freestreamX
         Dy = pseudoD * freestreamY
         Dz = pseudoD * freestreamZ

rocketpy/__init__.py

@@ -15,7 +15,7 @@
 __copyright__ = "Copyright 20XX, Projeto Jupiter"
 __credits__ = ["Matheus Marques Araujo", "Rodrigo Schmitt", "Guilherme Tavares"]
 __license__ = "MIT"
-__version__ = "0.9.5"
+__version__ = "0.9.6"
 __maintainer__ = "Giovani Hidalgo Ceotto"
 __email__ = "ghceotto@gmail.com"
 __status__ = "Production"

setup.py

@@ -5,7 +5,7 @@
 
 setuptools.setup(
     name="rocketpyalpha", 
-    version="0.9.5",
+    version="0.9.6",
     install_requires = [
         'numpy>=1.0',
         'scipy>=1.0',