1. Astrophysics Science Division, NASA Goddard Space Flight Center , 8800 Greenbelt Rd, Greenbelt, MD 20771, USA
2. Center for Computational Astrophysics, Flatiron Institute , 162 5th Ave, New York, NY 10010, USA
3. Space Telescope Science Institute , 3700 San Martin Drive, Baltimore, MD 21218, USA
4. Department of Astronomy, The University of Texas at Austin , Austin, TX 78712, USA
5. Institute for Astronomy, University of Edinburgh , Edinburgh EH9 3HJ, UK
6. Department of Physics and Astronomy, University of the Western Cape , Cape Town 7535, South Africa
7. South African Astronomical Observatory , Cape Town 7925, South Africa
8. European Southern Observatory , Karl-Schwarzschild-Strasse 2, D-85748 Garching, Germany
9. Department of Astronomy, University of Arizona , 933 N Cherry Ave, Tucson, AZ 85721, USA