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Results tagged with observational-astronomy
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user 36832
Questions about the techniques and practice of observing the night sky.
6
votes
2
answers
2k
views
Would alcohol wiping damage multi-coated eyepiece coating? How else can I take COVID precaut...
My small group of friends will be wearing masks. But could COVID-19 be spread by eyes/eyelashes touching the eyepiece? If so, what precautions should I take?
I have a small Starblast scope with an Ori …
- 30.7k
1
vote
1
answer
1k
views
Eyepieces and accessories recommendations for a Starblast 4.5-inch scope in a city as well a...
For the Starblast 4.5 Telescope I currently have an Orion 7-21mm Zoom eyepiece attached on top of a 2x Barlow lens. I like them because of the magnification they give stacked together and the zoom eye …
CommunityBot
- 1
5
votes
2
answers
1k
views
How to use an app to help find deep sky objects in general, either attached to a telescope a...
A friend with a young child asked me for a beginner scope recommendation of less than $300 to see the planets as well as some brighter deep sky objects in a relatively dark suburban location. My first …
3
votes
2
answers
225
views
Graph of apparent magnitude of Mars through time from around 2000 to present?
I tried to search online but failed to find a graph of the apparent magnitude of Mars over time from 2000 to present.
From Wikipedia:
Mars made its closest approach to Earth and maximum apparent
brig …
- 18.8k
9
votes
Would alcohol wiping damage multi-coated eyepiece coating? How else can I take COVID precaut...
After calling Orion (they were nice to answer the phone on a Saturday), they said they can't say anything about using alcohol but they do have an optics cleaning kit to sell.
So I tried to find the in …
- 91