Nonprofit · EIN 36-3254326
INTERNATIONAL OCCULTATION TIMING ASSOCIATION
Tax-exempt (reinstated) · FOUNTAIN HLS, AZ 85269
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $195,548 | $34,784 | $160,764 | $1,180,374 | $0 | $1,180,374 |
| December 31, 2024 | 990 | $59,923 | $47,840 | $12,083 | $986,647 | $0 | $986,647 |
| December 31, 2023 | 990 | $820,321 | $22,846 | $797,475 | $939,114 | $0 | $939,114 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $147,754
- Membership dues
- $1,600
- Program service revenue
- $20,409
- Investment income
- $27,385
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $4,711
- Compensation of officers, directors and key employees
- $0
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Legal fees
- $798
- Accounting fees
- $2,615
- Program services (functional)
- $34,784
Balance sheet and other
- Total assets, start of year
- $986,647
- Total assets, end of year
- $1,180,374
- Total liabilities, end of year
- $0
- Net assets, end of year
- $1,180,374
- Gross receipts
- $195,548
- Employees
- 0
- Volunteers
- 500
- Year formed
- 1983
- State of legal domicile
- TX
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 for the year ended December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| SEVEN PRESTON | PRESIDENT Trustee or director | 0 | $0 |
| ROGER VENABLE | VICE PRESIDENT Trustee or director | 0 | $0 |
| RICHARD NUGENT | EXECUTIVE SECRETARY Trustee or director | 0 | $0 |
| JOAN DUNHAM | TREAURER Trustee or director | 0 | $0 |
| WALTER ROBINSON | BOARD MEMBER Trustee or director | 0 | $0 |
| JOHN MOORE | BOARD MEMBER Trustee or director | 0 | $0 |
| AART OLSEN | BOARD MEMBER Trustee or director | 0 | $0 |
| NORMAN CARLSON | VICE PRESIDENT FOR ASTEROIDAL SERVICES Officer | 0 | $0 |
990 for the year ended December 31, 2024: 7 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ROGER VENABLE | VICE PRESIDENT Trustee or director | 0 | $0 |
| RICHARD NUGENT | EXECUTIVE SECRETARY Trustee or director | 0 | $0 |
| JOAN DUNHAM | TREASURER Trustee or director | 5 | $0 |
| WALTER ROBINSON | BOARD MEMBER Trustee or director | 0 | $0 |
| JOHN MOORE | BOARD MEMBER Trustee or director | 0 | $0 |
| GREG LYZENGA | BOARD MEMBER Trustee or director | 0 | $0 |
| AART OLSEN | BOARD MEMBER Trustee or director | 0 | $0 |
990 for the year ended December 31, 2023: 4 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| STEVE PRESTON | PRESIDENT Trustee or director | 0 | $0 |
| ROGER VENABLE | VICE PRESIDENT Trustee or director | 0 | $0 |
| RICHARD NUGENT | EXECUTIVE SECRETARY Trustee or director | 0 | $0 |
| JOAN DUNHAM | TREASURER Trustee or director | 5 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 20313, FOUNTAIN HLS, AZ 85269-0313
- In care of
- % CHAD ELLINGTON
- Mailing address (990-N for 2022)
- PO Box 20313, Fountain Hills AZ 85269
- Principal officer (990 for 2025)
- Roger Venable, PO Box 20313, Fountain Hls, AZ 85269
- Principal officer (990-N for 2022)
- Joan dUNHAM, 16348 E Glenbrook Blvd, Fountain Hills AZ 85268
- Signed the 990
- Joan Dunham, Treasurer
- Phone
- (301) 526-5591
- Website
- occultations.org
Mission
THE ORGANIZATIONS MISSION IS TO COLLECT EVALUATE AND REPORT DATA FROM TIMINGS OF OCCULTATIONS OF STARS BY ASTEROIDS PLANETS AND THE MOON AND IS ALSO TO PROVIDE EDUCATIONAL MATERIALS AND RECOMMEDNATIONS ON OBSERVING TECHNIQUES AND EQUIPMENT.
Program accomplishments
- SUPPORTING THE JOURNAL OF OCCULTATION ASTRONOMY A FREELY AVAILABLE JOURNAL PUBLISHED 4 TIMES A YEAR CONTAINING ARTICLES ON OBSERVATION PREDICTION PLANNING EQUIPMENT AND ANALYSIS. PUBLICATION COSTS ARE SHARED BY 4 INTERNATIONAL ORGANIZATIONS. THE ORGANIZATION PROVIDES 50% OF THE FUNDING.Expenses $1,469
- SUPPORTING THE WEBSITE FOR OBSERVATION RESULTS DOCUMENTATION. THE WEBSITE CONTENT IS PREPARED BY VOLUNTEERS FROM THE OBSERVERS.0
- OCCULTATION PREDICTION AND OBSERVATION PLANNING SERVICES ARE PROVIDED BY MEMBERS AT THEIR OWN EXPENSE. THESE ARE PROVIDED TO THOUSANDS OF OBSERVERS WORLDWIDE VIA USER GROUP EMAILS PUBLICATIONS IN ASTRONOMY JOURNALS AND MAGAZINES INTERNET PUSH SERVICES AND OTHER PUBLIC DISTRIBUTIONS.0
- Other program service expensesExpenses $33,315
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 December, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | 990 on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990 on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990 on file |
IRS record
- EIN
- 36-3254326
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (509(a)(2))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 2016
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Science and technology (U31)
- Assets (IRS master file)
- $1,180,374
- Income (IRS master file)
- $195,548
Revocation and reinstatement
- Exemption revoked
- May 15, 2016
- Posted by the IRS
- August 8, 2016
- Reinstated
- Effective May 15, 2016
From the IRS automatic revocation list: organizations that did not file a required return or e-Postcard for three consecutive years.
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $195,548 | $34,784 | $1,180,374 | XML |
| 990 | December 2024 | $59,923 | $47,840 | $986,647 | XML |
| 990 | December 2023 | $820,321 | $22,846 | $939,114 | XML |
| 990-N for 2022 Officer: Joan dUNHAM | December 31, 2022 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2021 Officer: Joan Dunham | December 31, 2021 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2020 Officer: Joan Dunham | December 31, 2020 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2019 Officer: Joan Dunham | December 31, 2019 | ≤ $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 36-3254326).
Questions about INTERNATIONAL OCCULTATION TIMING ASSOCIATION
- What is the EIN of INTERNATIONAL OCCULTATION TIMING ASSOCIATION?
- The employer identification number (EIN) of INTERNATIONAL OCCULTATION TIMING ASSOCIATION is 36-3254326.
- Is INTERNATIONAL OCCULTATION TIMING ASSOCIATION tax-exempt?
- Yes. The IRS revoked its exemption on May 15, 2016 and reinstated it effective May 15, 2016.
- Are donations to INTERNATIONAL OCCULTATION TIMING ASSOCIATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does INTERNATIONAL OCCULTATION TIMING 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 INTERNATIONAL OCCULTATION TIMING ASSOCIATION due?
- The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did INTERNATIONAL OCCULTATION TIMING ASSOCIATION last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2025.
- Who is the principal officer of INTERNATIONAL OCCULTATION TIMING ASSOCIATION?
- The 990 for the year ended December 31, 2025 names Roger Venable.
- Who are the officers and directors of INTERNATIONAL OCCULTATION TIMING ASSOCIATION?
- The 990 for the year ended December 31, 2025 lists 8 people; 0 received compensation from the organization.
- How much revenue does INTERNATIONAL OCCULTATION TIMING ASSOCIATION have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $195,548, expenses of $34,784 and total assets of $1,180,374 at year end.
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