1. NASA Goddard Space Flight Center, Exoplanets and Stellar Astrophysics Laboratory, Code 667, Greenbelt, Maryland 20771, United StatesbRensselaer Polytechnic Institute, 110 Eighth Street, Troy, New York 12180, United States
2. Lowell Observatory, 1400 West Mars Hill Road, Flagstaff, Arizona 86001, United States
3. NASA Goddard Space Flight Center, Exoplanets and Stellar Astrophysics Laboratory, Code 667, Greenbelt, Maryland 20771, United States
4. University of California Los Angeles, Department of Physics and Astronomy, 465 Portola Plaza, Los Angeles, California 90095, United StateseUSRA-SOFIA Science Center, NASA Ames Research Center, Moffett Field, California 94035, United States
5. USRA-SOFIA Science Center, NASA Ames Research Center, Moffett Field, California 94035, United States
6. University of California Los Angeles, Department of Physics and Astronomy, 465 Portola Plaza, Los Angeles, California 90095, United States
7. University of Stuttgart, Deutsches SOFIA Institut, Pfaffenwaldring 29, D-70569 Stuttgart, Germany