Mailing Address

American Association of Variable Star Observers
49 Bay State Road
Cambridge, MA 02138

American Association of Variable Star Observers is a tax exempt organization located in Cambridge, Massachusetts. Donations to American Association of Variable Star Observers are tax deductible. This organization has been in operation for 70 years, which makes it significantly older than other nonprofits in the state. American Association of Variable Star Observers has significantly larger assets when compared to other nonprofits in Massachusetts. This organization last reported to the IRS significantly more income than average compared to other nonprofits in Massachusetts.

Classification and Focus

EIN
04-2164402
Organization Code
Code 1: Corporation
Deductibility Code
Code 1: Contributions are deductible.
Affiliation Code
Code 3: Independent
Subsection and Classification Codes
  • Code 03-8: Scientific organization - 501(c)(3)
Activity Codes
  • Code 199: Other scientific research activities
NTEE Common Code
Code U: Science and Technology Research Institutes, Services
NTEE Code
Code U31: Astronomy
Foundation Code
Code 00: All organizations except 501(c)(3)
Exempt Organization Status Code
Code 01: Unconditional Exemption

Financials

Ruling Date
1954-02-01
Accounting Month
September
2013 Income
$9,999,930
Total Assets
$14,732,230
Form 990 Revenue Amount
$2,298,760
Filing Requirement Code
Code 01: 990 (all other) or 990EZ return
PF Filing Requirement Code
Code 0: No 990-PF return