This could be helpful. https://www.cointalk.com/threads/a-guide-to-1982-lincoln-cent-identification.55647/
to my knowledge the only way to tell the difference is by SG weight or obtaining of truest weight via precision scale
The large date has a sloppy 2. The small date has a very defined 2. The 1982 Philly small date is the desirable one. Not the D mint mark. Yours is a large date.