Eclipse timings for R Canis Majoris have been being measured since 1887 .
Whilst at present the time period appears constant at 1.1359 days , periodic quasi-sinusoidal variations of the eclipse arrival times have been taking place with a periodicity of around 93 years .
Eclipse timings for R Canis Majoris have been being measured since 1887 , and whilst at present the time period appears constant at 1.1359 days , periodic quasi-sinusoidal variations of the eclipse arrival times have been taking place with a periodicity of around 93 years .