Fiscal year ending 2024. Filed on August 12, 2025.
185 Alewife Brook Parkway 410
Cambridge, Massachusetts 02138
American Association of Variable Star Ob (EIN: 04-2164402) has filed an IRS Form 990 since at least fiscal year 2016. In its fiscal year 2024 IRS Form 990 filing, American Association of Variable Star Ob, a 501(c)(3) charitable organization, reported compensation for 1 out of 7 total employees. Among the employees shown here, the average compensation is $201,795. The highest compensated employee at American Association of Variable Star Ob is Dr Brian Kloppenborg with fiscal year 2024 compensation of $201,795.
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THE AAVSO PROVIDES AMATEUR ASTRONOMERS AND STUDENTS THE OPPORTUNITY TO MAKE REAL AND DIRECT CONTRIBUTIONS TO ASTRONOMY. IN PROGRAMS THEY COMPLETE AT THEIR OWN PACE, WE TEACH THEM HOW TO MAKE OBSERVATIONS AND HOW TO ANALYZE ASTRONOMICAL DATA, AND WE OFFER THEM THE OPPORTUNITY TO PARTICIPATE IN OBSERVING CAMPAIGNS DESIGNED TO PRODUCE PEER-REVIEWED PUBLISHED PAPERS.
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