1774 – Born on the 28th of April at Newbury, Berkshire.
1799 – He entered the London Stock Exchange.
1802 – The successive publication of Tables for the Purchasing and Renewing of Leases.
1808 – The Doctrine of Interest and Annuities.
1810 – The Doctrine of Life-Annuities and Assurances.
1820 – He takes the to be a important part in the foundation of the Royal Astronomical Society.
1827 – Awarded him a Gold medal for his preparation of the Astronomical Society’s Catalogue of 2881 stars.
1836 – His explanation of "Baily’s Beads," during an annular eclipse of the sun on 15th of May at Inch Bonney in Roxburghshire, started the up to date series of eclipse-expeditions.
1844 – He died in London, on 30th of August and was buried in the family vault in Thatcham parish church.
The lunar crater Baily was named in his honour.