mark4color

AAVSO Observer Code
OMAA
Affiliation
American Association of Variable Star Observers (AAVSO)
Full Name
Mark O'Connell
Location
Avon, CT, US
CHOICE Courses Completed
CCD Photometry, Part I 2022-04-20
CCD Photometry, Part II 2022-04-20
Photometry using VPhot 2022-11-18