This tool provides all NEAs on sky on a given night within selected observation parameters. New and updated geocentric predictions are determined daily for all NEAs and are stored for today to 2 years from today (~21 million ephemerides). UpObjects can be queried from today to two years from today.
astorb.dat.gzhave permanently moved to https://ftp.lowell.edu/pub/elgb/astorb.dat and https://ftp.lowell.edu/pub/elgb/astorb.dat.gz, respectively. FTP access is no longer supported.