Purchase or renew a Membership

In order to purchase a new membership: first please create a free AAVSO web account 

To renew or upgrade your current membership, select your preferred membership type from the dropdown menu to the right.


AAVSO Membership Tiers:

  • Annual Members $85/year
  • Sustaining Members $180/year: includes tax-deductible donation of $90 that supports the organization
  • Teacher/Student/Limited Income Members $40/year
  • Developing Country members $25/year
  • Supporting Members $500/year: includes unlimited CHOICE courses and tax-deductible donation that supports the organization

* A one-time application fee of $10 will be added to the membership price for new members.