# AMERICAN ASSOCIATION OF VARIABLE STAR OBSERVERS

EIN: 04-2164402
Subsection: Public charity / private foundation
NTEE: U310 (Science & Technology Research, Non-Medical)
Org type: Corporation
Ruling date: 1954-02-01
Deductibility: Contributions are deductible

Address: 185 ALEWIFE BROOK PKWY STE 410, CAMBRIDGE, MA, 02138-1104

## Financial summary (most recent IRS data)

- Total revenue: $1,074,729
- Total assets: $19,079,368
- Total income: $7,181,278

## Source

- IRS Form 990 + BMF lookup: https://apps.irs.gov/app/eos/displayAll.do?dispatchMethod=displayAllInfo&ein1=042164402
- ProPublica Nonprofit Explorer: https://projects.propublica.org/nonprofits/organizations/042164402