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Nonprofit · EIN 13-6089946

AMATEUR ASTRONOMERS ASSOCIATION

Tax-exempt · NEW YORK, NY 10001

Financials

$102K$68K2022$90K$68K2023$98K$98K2024$102K$81K2025
Revenue Expenses · by fiscal year end
Financials of AMATEUR ASTRONOMERS ASSOCIATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
April 30, 2026990-EZ$102,443$80,681$21,762$431,259$3,215$428,044
April 30, 2025990-EZ$98,217$98,391-$174$379,663$18,980$360,683
April 30, 2024990-EZ$89,670$68,027$21,643$341,065$1,667$339,398
April 30, 2023990-EZ$102,492$68,359$34,133$305,376$0$305,376
Financial details: 990-EZ for the year ended April 30, 2026

Revenue

Contributions, gifts and grants
$77,999
Program service revenue
$15,654
Investment income
$9,863
Net income from sales of inventory
-$1,073

Expenses

Benefits paid to members
$5,168
Compensation of officers, directors and key employees
$0
Salaries, compensation and benefits (total)
$0
Professional fees and payments to contractors
$39,580
Occupancy
$7,827
Printing, publications and postage
$1,509
Other expenses
$26,597
Program services (functional)
$29,336

Balance sheet and other

Total assets, start of year
$379,663
Total assets, end of year
$431,259
Total liabilities, end of year
$3,215
Net assets, end of year
$428,044
Cash, savings and investments
$405,688
Gross receipts
$103,516

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990-EZ for the year ended April 30, 2026, highest compensation first.

NameTitleHours / weekCompensation
Marcy CohenChairperson10$0
Kat TrochePresident15$0
Joel GonzalezVice President Operations10$0
Kaitlin DemchuckRecording Secretary10$0
Stanley FertigTreasurer10$0
Lana JokhanVice President Membership and Marketing10$0
Giselle PembertonCorresponding Secretary10$0
Bryanne HamillDirector10$0
Robert MarxDirector10$0
George HripcsakDirector10$0
Alfredo ViegasDirector10$0
George RoushDirector10$0
David KieferDirector10$0
Keyana PatersonDirector10$0
Willie XuDirector10$0
9 more people on this return
NameTitleHours / weekCompensation
Sophia StrausDirector10$0
Mary AlfordDirector10$0
Rick MavrovichDirector10$0
Lydia Maria PetrosinoDirector10$0
Gabriela LevitDirector10$0
Will DeeganDirector10$0
Jen SipilaDirector10$0
Chirag UpretiDirector10$0
Carlos BidoDirector10$0
990-EZ for the year ended April 30, 2025: 24 people
NameTitleHours / weekCompensation
Kat TrochePresident15$5,000
Marcy CohenChairperson10$0
Joel GonzalezVice President Operations10$0
Daniel KirbyRecording Secretary10$0
Stanley FertigTreasurer10$0
Lana JokhanVice President Membership and Marketing10$0
Giselle PembertonCorresponding Secretary10$0
Bryanne HamillDirector10$0
Stan HondaDirector10$0
Preston StahlyDirector10$0
Alfredo ViegasDirector10$0
George RoushDirector10$0
David KieferDirector10$0
Keyana PatersonDirector10$0
Willie XuDirector10$0
Sophia StrausDirector10$0
Mary AlfordDirector10$0
Rick MavrovichDirector10$0
Lydia Maria PetrosinoDirector10$0
Gabriela LevitDirector10$0
Rhonda WeirDirector10$0
David GluchowskiDirector10$0
Kaitlin DemchukDirector10$0
Chirag UpretiDirector10$0
990-EZ for the year ended April 30, 2024: 11 people
NameTitleHours / weekCompensation
Bryanne HamillChairperson10$0
Alfredo ViegasPresident10$0
Michael TowersTreasurer10$0
Daniel KirbyRecording Secretary10$0
George RoushDirector10$0
David KieferDirector10$0
Chirag UpretiDirector10$0
Willie XuDirector10$0
Stan HondaDirector10$0
Preston StahlyDirector10$0
Amy WagnerDirector10$0
990-EZ for the year ended April 30, 2023: 18 people
NameTitleHours / weekCompensation
Brian BergPresident10$0
Bart FriedExecutive Vice President10$0
Amy WagnerTreasurer10$0
Michael TowersVice President of Finance10$0
Katherine TrocheVice President of Operations10$0
Giselle PembertonCorresponding Secretary5$0
Rich MoreyRecording Secretary5$0
Alfredo ViegasDirector Chair10$0
Alice CharlesDirector5$0
Andrew CampbellDirector5$0
Naomi CosmanDirector5$0
Mohammad Faissal HalimDirector10$0
Bhaswan KurraDirector5$0
Lorraine LimpahanDirector5$0
Gregory McNiffDirector5$0
Kedar PrabhuDirector5$0
Nadine RamirezDirector5$0
George RoushDirector10$0

Address and contacts

Address (IRS master file)
209 WEST 29TH ST SUITE 6149, NEW YORK, NY 10001-5580
Mailing address (990-N for 2016)
PO Box 150253, Brooklyn NY 11215
Principal officer (990-N for 2016)
Joseph Delfausse, PO Box 150253, Brooklyn NY 11215
Signed the 990-EZ
Stanley Fertig, Treasurer

Mission

To promote the study and appreciation of astronomy.

990-EZ for the year ended April 30, 2026

Program accomplishments

  • Courses on astronomy: 24 courses given with over 350 students. The bulk of the expense is compensation for instructors and rent for classroom space.
    Expenses $12,356
  • Public observing at various New York and New Jersey locations. Most expenses borne by individual members.
  • Remote Telescope Services
    Expenses $15,980
  • Public lectures and special events. Expenses are honoraria for visiting presenters.
    Expenses $1,000

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in April, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025April 30, 2026September 15, 2026990-EZ on file
2024April 30, 2025September 15, 2025990-EZ on file
2023April 30, 2024September 16, 2024990-EZ on file

IRS record

EIN
13-6089946
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1938
Accounting year ends
April
Files
Form 990 or 990-EZ
Assets (IRS master file)
$431,259
Income (IRS master file)
$103,516

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-EZApril 2026$102,443$80,681$431,259XML
990-EZApril 2025$98,217$98,391$379,663XML
990-EZApril 2024$89,670$68,027$341,065XML
990-EZApril 2023$102,492$68,359$305,376XML
990-EZApril 2022–––IRS
990-N for 2016
Officer: Joseph Delfausse
April 30, 2017≤ $50,000 receipts––e-Postcard

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 13-6089946).

Questions about AMATEUR ASTRONOMERS ASSOCIATION

What is the EIN of AMATEUR ASTRONOMERS ASSOCIATION?
The employer identification number (EIN) of AMATEUR ASTRONOMERS ASSOCIATION is 13-6089946.
Is AMATEUR ASTRONOMERS ASSOCIATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1938.
Are donations to AMATEUR ASTRONOMERS ASSOCIATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does AMATEUR ASTRONOMERS ASSOCIATION file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of AMATEUR ASTRONOMERS ASSOCIATION due?
The return for tax year 2026 (the year ending April 30, 2027) is due September 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did AMATEUR ASTRONOMERS ASSOCIATION last file with the IRS?
The latest return in the IRS public files is the 990-EZ for the year ended April 2026.
Who is the principal officer of AMATEUR ASTRONOMERS ASSOCIATION?
The 990-N for 2016 names Joseph Delfausse.
Who are the officers and directors of AMATEUR ASTRONOMERS ASSOCIATION?
The 990-EZ for the year ended April 30, 2026 lists 24 people; 0 received compensation from the organization.
How much revenue does AMATEUR ASTRONOMERS ASSOCIATION have?
On its 990-EZ for the year ended April 30, 2026 it reported revenue of $102,443, expenses of $80,681 and total assets of $431,259 at year end.

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