Ad Astra Observatory

Jimbo S. Harris wrote:
> Hello,

>
> I’m trying to get a rough idea of where the balance point of my OTA is
> going to lie. Can you give me a rough idea of how much a 15.5” spider
> and 3.1” secondary holder will weigh (without optics)? I understand
> that I’ll have to measure again when I get the spider, but I’m looking

> for 1#, 3#, 5# granularity so I can roughly figure out where the
> balance point will be. The shipping weight looks to be about 6 pounds
> — does that include box and packing peanuts, or is that just the metal?
>
> Please advise.
>
> Thanks!

>
> Best,
> Jimbo S. Harris
> Newark, CA
>
>
>
Hi Jimbo,
The actual holder weights are on the dimension page linked to the

holders. A spider of that size is about 200grams (7 oz.).

Randy Cunningham