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coldest observing weather.

Discussion in 'General Astronomy Chat' started by kevan hubbard, Jan 17, 2018.

coldest observing weather.

Started by kevan hubbard on Jan 17, 2018 at 5:58 AM

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  1. kevan hubbard

    kevan hubbard Well-Known Member

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    What's the coldest anyone here has stargazed in from an unprotected site?I saw today that oymyakon,a village in Siberia, hit -67c(and that's direct cold not wind chill!)!thats 206 k/-87f..I find even temperatures like -2c,about the coldest it ever gets here in Ireland, reduce my stargazing and I have to keep mobile which is lucky as most of my stargazing is added to my hikes or is it vice versa?I've been doing a New year tour of the dark skies parks of Ireland and England. Blessed with dark clear weather in all locations. Starting with the ballycroy national park and nephin wilderness in co.mayo, Ireland,based in the village of mulrany, it got down to -4c that night, moving on to the north Yorkshire moors national park in north east England based in staithes where captain cook lived wher i had a night of -5c,then further up almost to Scotland, but not quite,to the Northumberland national park and kielder forest where I stayed in Wooler and it was about -1c.even at these minor cold temperatures my fingers tend to get really cold even with gloves.the ballycroy and Northumberland national parks are both dark skies parks as recognised by the international dark skies association but so far the north Yorkshire moors isn't however it was very dark.such was the darkness in the Northumberland national park that I'm pretty sure I saw m33 naked eye.I'd say about 5 times darker than Dublin at night.I was reading about a fellow at an Antarctic base who would stargaze at -45c but then I expect he'd be kitted out, lower than that he'd pack in and come indoors!hopefully John carpenter's 'the thing'was inside!
     
  2. Gabby76

    Gabby76 Well-Known Member

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    I have been out at -35C in northern Alberta.
    The first night I tried the Synta goo in the ASGT froze solid and the next day I stripped the mount down and regreased it completely with lithium superlude, it did much better after that. :)
     
  3. kevan hubbard

    kevan hubbard Well-Known Member

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    -35 is brutal!I've never been below about -22.Siberia and Antarctica will easily top -35,probably Greenland too.funnily I've been to many very cold countries like Canada, Russia, the USA, Sweden, Finland and Norway but only in the autumn so have avoided their full blasts!
     
  4. Nebula

    Nebula Well-Known Member

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    Tonight will be cold and it was the same pattern during all 2017 and 2018 winter. Decent temperature 0 to - 10 = snow, clear sky = -10c to -25c. (without the wind)

    Tonight is clear and it will drop down to -19C (and close to -26 with the wind) We have to take what's available. But it's not going to be an easy one..
     
  5. Dave In Vermont

    Dave In Vermont Well-Known Member

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    For a bit of trivia: The Centigrade (or Celsius) scale of temperature measurement and the Fahrenheit scale meet each other at -40°C. & F.

    Too cold for my taste, but I wish we'd have the view afforded by a frigid winter's sky - but at around 30°C.
     
  6. PXR-5

    PXR-5 Well-Known Member

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    Last winter I was out one evening when it got down to about 45f. Yes that's +45f

    Enough for me ;)
     
  7. Nebula

    Nebula Well-Known Member

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    I am back from my observation and in the end it was summertime, around -8C Way way better then -19C. It went well after out, i had 2 wool shirts, and 2 other shirts + my coat. 3 pairs of pants + snow pants (;
     
  8. Dave In Vermont

    Dave In Vermont Well-Known Member

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    I am so glad I bought my 'Mad Bomber Hat.' And that it has the Rabbit-Fur ear-flaps that snap together under the chin. But even that's not warm enough for the Winter this year!

    It got down to -20°F. with a wind making it a wind-chill of -45°F. Even sticking my head 'Up a Rabbit's backsides' (as I refer to wearing that hat) isn't warm enough.

    I'm reduced to using one monosyllable word for it:

    YUCK!

    (Over and Out!)
     
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  9. PXR-5

    PXR-5 Well-Known Member

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    Yeah, its been bad down here in NC, also. We were hitting 0°f 2 weeks ago. While thats not real cold compared to a lot of the country and parts of the world, our homes and plumbing are not built for it.
    My water main is down only 8". When I lived upstate NY, I think it was down 2 feet or more.
    I installed a wood stove years ago because the furnace will run non stop below 32f :(
     
  10. Dave In Vermont

    Dave In Vermont Well-Known Member

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    Up here in Varmint (as I call it), most of us with brains in our heads downsize our living-space in the Winter. In my case, I simply use my all-in-one living-room & kitchen (and the bathroom off to one side) as my living-space and heat just that area. My other two rooms I close off and use them for storage. When I bought the place, the whole place was heated with baseboard-electric heaters. I pulled those and installed a super-economical Rinnai gas-heater, which are illegal in the state I was moving out of - Massachusetts. The government there declared them 'unsafe' and claimed they could cause fires. BULL!! They were super economical and the oil and power-companies wouldn't stand a chance if people tried one of these. They'd be out of business within one season! So as is often said:

    "Massachusetts has the best government that money can buy!"

    And that's the truth. And money did buy it! Bunch of crooks! But even my Rinnai is costing me nearly $3 a day this winter! That's like about $90/month. The cursed electric-heaters would be more like $12 a day. Oil would be even worse. If I needed a new heater, it would be a no-brainer: Another Rinnai. These are from Japan.

    I've spent a Winter in North Carolina (Raleigh/Durham). I hardly needed a coat there, being a New Englander. If you folks came up here - I doubt you'd make it for a week! :D But it did make winter-stargazing a pleasure! It did present a challange to me from the lower-than-used-to latitude. My Horizon-Hugging stars were now easy prey. Venus was nearly overhead.

    I had a very fun Winter in NC! But the North Country is my home. But I'll see what the Global-Warming has in store for us NEXT Winter.....?

    evaD
     
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