AAVSO Annual Impact Reports

Click the cover image below to open the report.



The AAVSO Annual Impact Report describes some of the AAVSO activities that took place within the last fiscal year (October 1st - September 30th).The Report includes letters from the AAVSO Board President and Executive Director, the Treasurer's Annual Report, and general information about the organization’s accomplishments. It also recognizes the donors and sponsors who supported the AAVSO during the fiscal year.





Separate from this report, is observer and observation information for the past fiscal year.


Observation Totals for 2021-22



























Prior reports

Observation totals: 2020-2021

Up to 2019:

High-resolution version                                                  Low-resolution version

A printed copy may be purchased from Amazon.com. 

Note: in report years prior to 2018-2019, "The Year in Review" section of the Report contained all of the Association-related items which previously appeared in the Journal of the AAVSO: the Spring and Annual Meeting Minutes (through 2015-2016), lists of new members, deceased members, observer totals, and committee reports. Reports for these years also contained Minutes of the four Council meetings held each year, letters of support from professional and amateur astronomers (through 2015-2016), and information about planned giving. Reports on variable star observing campaigns, AAVSOnet, APASS, and the Journal of the AAVSO (including Editorial Board, Editorial Staff, and titles of papers and abstracts published in the past year's Volume) were also included.