Minor Planet Observations [689 U.S. Naval Observatory, Flagstaff] Larsen, J. A. ; Albert, C. E. ; Munn, J. ; Arthur, E. E. ; Bailey, N. A. ; Carlson, J. L. ; Haviland, A. P. ; Navarro, W. C. ; Rosa, J. N. ; Zarco, A. Abstract Publication: Minor Planet Circulars Pub Date: December 2007 Bibcode: 2007MPC..61428...2L