ZB17                    Astronomical Solutions ZB17 for the past 100
                        Myr
ZB18a_100               Astronomical Solution ZB18a for the Past 100
                        Myr
ZB18a_300               Astronomical Solution ZB18a for the Past 300
                        Myr
ZB20                    Astronomical Solutions ZB20 for the past 300
                        Myr
full_ZB18a              Full Astronomical Solution ZB18a for the past
                        100 Myr
get_solution            Get an Astronomical Solution
prepare_solution        Prepare Astronomical Solution
snvec                   Calculate Earth’s Obliquity and Precession in
                        the Past
