例文
- In 1933, he discovered the periodic comet 36P / Whipple and the asteroid 1252 Celestia.
- "' 1252 Celestia "', provisional designation 1933 DG, is a stony main-belt asteroid discovered on February 19, 1933, by American astronomer Fred Whipple at Oak Ridge Observatory operated by the Harvard-Smithsonian Center for Astrophysics at Massachusetts, United States.