Postal Address:
                                       Department of Astronomy
                                       Yale University
                                       Box 208101
                                       New Haven, CT 06520-8101
                                       U.S.A.
Express Mail:
                                       Department of Astronomy
                                       266 J. W. Gibbs Laboratory
                                       260 Whitney Avenue
                                       New Haven, CT 06511
                                       U.S.A.
Office Location:
                                       Room 266, J. W. Gibbs Laboratory
                                       260 Whitney Avenue
Phone:
                                       203-432-3020
Fax:
                                       203-432-5048
Email:
                                     vanalten@astro.yale.edu