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Supermoon

Posted: Mon Mar 21, 2011 6:10 am
by Hunter
Image
Spotted it over at the BBC news site. Anyone take any nice pics?

Posted: Mon Mar 21, 2011 7:06 pm
by d3jake
It was cloudy at my place :/

Posted: Mon Mar 21, 2011 10:05 pm
by ngtm1r
Light clouds. Only saw it the night before.

Posted: Tue Mar 22, 2011 3:50 am
by Top Gun
The "supermoon" really didn't look any different than any other night, at least not to the naked eye. The human eye does a crappy job of judging size without some point of reference. :P

Re: Supermoon

Posted: Wed Mar 23, 2011 1:38 am
by Hammer
only time it looked any different to me was when it was low on the horizon, looked like a dull sun

Re: Supermoon

Posted: Thu Mar 24, 2011 2:28 am
by gary
At 1:30am when I looked at the moon that morning, it looked the same and still small. My uncle says it looked big around 2am, but it didn't to me. As for it looking big on the horizon; I've seen it look bigger when fairly close to the horizon a month ago than the size it was near the horizon when the so-called supermoon took place.

Re: Supermoon

Posted: Thu Mar 24, 2011 3:27 am
by Hunter
I remember seeing a or something akin to a Supermoon many years ago. It was distinctly bigger on the horizon and a orangey hue was cast upon it - It almost looked as red as Mars.

Re: Supermoon

Posted: Thu Mar 24, 2011 8:50 am
by Top Gun
The "really big Moon on the horizon" phenomenon is actually something of an optical illusion. If you take pictures of the Moon when it's low in the sky and then further up, they'll show pretty much the exact same size. There's been quite a bit of debate over what actually causes this illusion, but one possible explanation is that our brain is used to objects on the horizon being much further away, and thus treats the sky as a gently-curving surface, instead of a half-sphere; therefore, when the Moon is down by the horizon, our brain "boosts" its size to compensate.

Re: Supermoon

Posted: Thu Mar 24, 2011 8:21 pm
by gary
It can also appear normal size on the horizon depending on the night. If it is an illusion in this case, I wonder why on some nights it doesn't appear big on the horizon to me. Maybe my brain is not as affected by the optical illusion as the average person or maybe it isn't an illusion on certain nights?

Re: Supermoon

Posted: Fri Mar 25, 2011 10:18 pm
by aldo
gary wrote:It can also appear normal size on the horizon depending on the night. If it is an illusion in this case, I wonder why on some nights it doesn't appear big on the horizon to me. Maybe my brain is not as affected by the optical illusion as the average person or maybe it isn't an illusion on certain nights?
I'm pretty sure there's no such thing as an 'average person'....

More likely that your perception varies on a day to day basis, with memory influencing it as much as the various atmospheric and lighting phenomena. So even if the local conditions are making the moon appear bigger to your eyes, your brain may either downplay or exaggerate.