I could not find a topic on the Ospray (not the Osprey) sailboat. Seems less than 600 made so not easy to find information on them. As I get mine together I hope to share everything I can. As a newbie to sailing I have a lot to learn.
These links may be helpful.
And of course… https://sailboatdata.com/sailboat/ospray-oday
Rigging instructions https://www.daysailer.org/Resources/Documents/ds1man-oday.pdf