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Spring Equinox 2011 full moon. |
cerrig

Joined: 25-09-2009
Messages: 909
from Brecon Beacons
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| Posted 07-03-2011 at 23:59  
There is a full moon on the 19th of March this year, the day before the Equinox. It set's and rises in approximately the same position as the Equinox sun will on the following day.
Weather permitting it may give some interesting viewing/ photography opportunities.
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James

Joined: 13-11-2002
Messages: 80
from High Desert
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| Posted 08-03-2011 at 18:49  
Yay!
It will be nice out here, in the Southern Deserts..........and we'll be in a rush to examine Sites for Alignment!
/!\
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sem

Joined: 12-11-2003
Messages: 1710
from Bridgend,S.Wales
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| Posted 08-03-2011 at 23:18  
I presume you'll be taking Blodwyn with you Cerrig.
'Tis said that sheep hate the sight of a full moon and push back harder!
Aah, yet more memories.
Best wishes
Sem
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PeteG

Joined: 21-11-2002
Messages: 287
from Avebury
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| Posted 09-03-2011 at 13:00  
http://www.telegraph.co.uk/science/space/nightsky/8369718/Moon-to-look-bigger-next-weekend-during-lunar-perigee.html
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davidmorgan

Joined: 23-11-2006
Messages: 1611
from The New Forest
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| Posted 09-03-2011 at 14:44  
Cycles within cycles! The full moon coinciding with perigee.
I bet there were some big tides in Jan 1912 - "The closest perigee in the years 1750 through 2125 was 356375 km on 4th January 1912" (Fourmi Lab) - which also coincided with perihelion!
I think there are some figures wrong somewhere here - the Telegraph article says 221,567 miles, yet the above 356,375 km equates to 222,734 miles. This guy says that this perigee will be 356,580 km = 222,862 miles.
Sorry, I've just been talking a load of garbage - I was using 1.6 km per mile - it's really 1.609344 - which probably makes a difference!
[ This message was edited by: davidmorgan on 2011-03-09 14:51 ]
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Runemage

Joined: 15-07-2005
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from UK
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| Posted 09-03-2011 at 15:53  
Sorry, I've just been talking a load of garbage
You're in the wrong job David, that's a pre-requisite for writing for some newspapers, look at this in theDaily Mail They have paid someone to write this gem,
"The moon's orbit around Earth is not a circle, but an eclipse."
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cerrig

Joined: 25-09-2009
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from Brecon Beacons
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| Posted 09-03-2011 at 18:54  
Earthquake and tsunami reported in Japan today. How do you tell if it's moon related ,or not?
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davidmorgan

Joined: 23-11-2006
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from The New Forest
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| Posted 09-03-2011 at 23:22  
Quote:
| On 2011-03-09 18:54, cerrig wrote:
How do you tell if it's moon related ,or not? |
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It's down to a bit of simple arithmetic - with factors such as lunar orbit eccentricity (0.026 – 0.077) and mass equating to barycentre (centre of gravity of the earth/moon fulcrum - on average about 1700km below the earth's surface).
Probably of minimal effect, and relating disasters to perigee is a load of codswallop.
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cerrig

Joined: 25-09-2009
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from Brecon Beacons
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| Posted 10-03-2011 at 16:36  
Another Earth quake in China today.
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Andy B

Joined: 13-02-2001
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from Surrey, UK
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| Posted 10-03-2011 at 18:47  
and it's not even 2012 yet, looking forward to all sorts of fun...
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cromlech

Joined: 10-02-2006
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| Posted 12-03-2011 at 21:19  
Any recommended place to enjoy that full moon?
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cerrig

Joined: 25-09-2009
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from Brecon Beacons
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| Posted 16-03-2011 at 17:09  
It looks like the Moonrise on the 18th and Moonset on the 19th will be the closest azimuths to the Equinox Sunrise/set positions. They won't be total full moons, and the 18th moonrise will be in daylight. Not ideal but at least anyone trying for these will miss any crowds.
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Andy B

Joined: 13-02-2001
Messages: 7008
from Surrey, UK
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| Posted 16-03-2011 at 17:53  
Loughcrew (if you can get there!)
http://www.megalithic.co.uk/article.php?sid=2146412642#comments
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