DAS Activities

DAS Public Nights

Public Nights
Tuesday and Thursday at
DU's Historic Chamberlin Observatory
Current start time is 8:30 pm.

Costs to the public are:
$4.00 adults, $3.00 children

To book, please click:

Public Night Reservations



DAS Auction – 2019

October 12, 2019 @ 11:00 am – 3:00 pm
DU's Historic Chamberlin Observatory
2930 E Warren Ave
Denver, CO 80210

Inspecting an offering at the 2017 DAS Auction

Annual DAS Fundraising Auction

The DAS Auction is an annual fund-raising event that replaces the General Meeting each October. DAS members sell astronomical and related equipment and media. Some items are sold outright. Others are reserved for an auction at which competing bids are made. A minimum of 10% and maximum of 100% is donated to DAS funds.

What to Sell:

eyepieces, telescopes, binoculars, finders, filters, star charts, Crayfords, astronomy books (please, NO computer books), astronomical cameras, guide-scopes, mounts, adapters, illuminated reticles, redlight flashlights, etc. etc. etc…

Auction Schedule:

11:00 am – Set Up

1:00 pm – start of bidding

3:00 pm – close of the auction.




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