Convert iPhone app into Android

We have a complex iPhone app that we want to convert into an Android App in february. We are now posting a small part of that app as a TEST CASE to select a reliable coder. The coder that we are looking for ; - can convert iPhone Objective C language into Android - delivers projects on time - is available for long term cooperation ## Deliverables TEST CASE : We are posting an iPhone class to calculate sunrise/sunset. Convert this class into Android app and show results.